aboutsummaryrefslogtreecommitdiffstats
path: root/feature-pooling-dmaap/src/test/java/org
diff options
context:
space:
mode:
Diffstat (limited to 'feature-pooling-dmaap/src/test/java/org')
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/DmaapManagerTest.java355
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/EventQueueTest.java196
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/FeatureEnabledCheckerTest.java74
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingFeatureExceptionTest.java42
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingFeatureRtExceptionTest.java35
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingFeatureTest.java495
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingManagerImplTest.java1342
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingPropertiesTest.java178
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/SerializerTest.java96
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/SpecPropertiesTest.java186
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ClassExtractorsTest.java440
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ClassExtractorsTestSupport.java40
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ClassExtractorsTestSupport2.java32
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ExtractorExceptionTest.java34
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/FieldExtractorTest.java77
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/MapExtractorTest.java72
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/MethodExtractorTest.java99
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/feature-pooling-dmaap.properties33
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/BasicMessageTester.java245
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/BucketAssignmentsTest.java351
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/ForwardTest.java217
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/HeartbeatTest.java62
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/IdentificationTest.java77
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/LeaderTest.java77
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/MessageTest.java80
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/MessageWithAssignmentsTester.java110
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/OfflineTest.java41
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/QueryTest.java41
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/Trial.java41
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/ActiveStateTest.java441
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/BasicStateTester.java318
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/FilterUtilsTest.java109
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/IdleStateTest.java121
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/InactiveStateTest.java83
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/ProcessingStateTest.java328
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/QueryStateTest.java462
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/StartStateTest.java180
-rw-r--r--feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/StateTest.java440
38 files changed, 7650 insertions, 0 deletions
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/DmaapManagerTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/DmaapManagerTest.java
new file mode 100644
index 00000000..f68f2395
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/DmaapManagerTest.java
@@ -0,0 +1,355 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.fail;
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.reset;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+import java.util.Arrays;
+import java.util.LinkedList;
+import java.util.Properties;
+import org.junit.AfterClass;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.onap.policy.drools.event.comm.FilterableTopicSource;
+import org.onap.policy.drools.event.comm.TopicListener;
+import org.onap.policy.drools.event.comm.TopicSink;
+import org.onap.policy.drools.event.comm.TopicSource;
+import org.onap.policy.drools.pooling.DmaapManager.Factory;
+
+public class DmaapManagerTest {
+
+ private static String MY_TOPIC = "my.topic";
+ private static String MSG = "a message";
+ private static String FILTER = "a filter";
+
+ /**
+ * Original factory, to be restored when all tests complete.
+ */
+ private static Factory saveFactory;
+
+ private Properties props;
+ private Factory factory;
+ private TopicListener listener;
+ private FilterableTopicSource source;
+ private TopicSink sink;
+ private DmaapManager mgr;
+
+ @BeforeClass
+ public static void setUpBeforeClass() throws Exception {
+ saveFactory = DmaapManager.getFactory();
+ }
+
+ @AfterClass
+ public static void tearDownAfterClass() throws Exception {
+ DmaapManager.setFactory(saveFactory);
+ }
+
+ @Before
+ public void setUp() throws Exception {
+ props = new Properties();
+
+ listener = mock(TopicListener.class);
+ factory = mock(Factory.class);
+ source = mock(FilterableTopicSource.class);
+ sink = mock(TopicSink.class);
+
+ DmaapManager.setFactory(factory);
+
+ when(source.getTopic()).thenReturn(MY_TOPIC);
+
+ when(sink.getTopic()).thenReturn(MY_TOPIC);
+ when(sink.send(any())).thenReturn(true);
+
+ // three sources, with the desired one in the middle
+ when(factory.initTopicSources(props))
+ .thenReturn(Arrays.asList(mock(TopicSource.class), source, mock(TopicSource.class)));
+
+ // three sinks, with the desired one in the middle
+ when(factory.initTopicSinks(props))
+ .thenReturn(Arrays.asList(mock(TopicSink.class), sink, mock(TopicSink.class)));
+
+ mgr = new DmaapManager(MY_TOPIC, props);
+ }
+
+ @Test
+ public void testDmaapManager() {
+ // verify that the init methods were called
+ verify(factory).initTopicSinks(props);
+ verify(factory).initTopicSinks(props);
+ }
+
+ @Test(expected = PoolingFeatureException.class)
+ public void testDmaapManager_PoolingEx() throws PoolingFeatureException {
+ // force error by having no topics match
+ when(source.getTopic()).thenReturn("");
+
+ new DmaapManager(MY_TOPIC, props);
+ }
+
+ @Test(expected = PoolingFeatureException.class)
+ public void testDmaapManager_IllegalArgEx() throws PoolingFeatureException {
+ // force error
+ when(factory.initTopicSources(props)).thenThrow(new IllegalArgumentException("expected"));
+
+ new DmaapManager(MY_TOPIC, props);
+ }
+
+ @Test(expected = PoolingFeatureException.class)
+ public void testDmaapManager_CannotFilter() throws PoolingFeatureException {
+ // force an error when setFilter() is called
+ doThrow(new UnsupportedOperationException("expected")).when(source).setFilter(any());
+
+ new DmaapManager(MY_TOPIC, props);
+ }
+
+ @Test
+ public void testGetTopic() {
+ assertEquals(MY_TOPIC, mgr.getTopic());
+ }
+
+ @Test
+ public void testFindTopicSource() {
+ // getting here means it worked
+ }
+
+ @Test(expected = PoolingFeatureException.class)
+ public void testFindTopicSource_NotFilterableTopicSource() throws PoolingFeatureException {
+
+ // matching topic, but doesn't have the correct interface
+ TopicSource source2 = mock(TopicSource.class);
+ when(source2.getTopic()).thenReturn(MY_TOPIC);
+
+ when(factory.initTopicSources(props)).thenReturn(Arrays.asList(source2));
+
+ new DmaapManager(MY_TOPIC, props);
+ }
+
+ @Test(expected = PoolingFeatureException.class)
+ public void testFindTopicSource_NotFound() throws PoolingFeatureException {
+ // one item in list, and its topic doesn't match
+ when(factory.initTopicSources(props)).thenReturn(Arrays.asList(mock(TopicSource.class)));
+
+ new DmaapManager(MY_TOPIC, props);
+ }
+
+ @Test(expected = PoolingFeatureException.class)
+ public void testFindTopicSource_EmptyList() throws PoolingFeatureException {
+ // empty list
+ when(factory.initTopicSources(props)).thenReturn(new LinkedList<>());
+
+ new DmaapManager(MY_TOPIC, props);
+ }
+
+ @Test
+ public void testFindTopicSink() {
+ // getting here means it worked
+ }
+
+ @Test(expected = PoolingFeatureException.class)
+ public void testFindTopicSink_NotFound() throws PoolingFeatureException {
+ // one item in list, and its topic doesn't match
+ when(factory.initTopicSinks(props)).thenReturn(Arrays.asList(mock(TopicSink.class)));
+
+ new DmaapManager(MY_TOPIC, props);
+ }
+
+ @Test(expected = PoolingFeatureException.class)
+ public void testFindTopicSink_EmptyList() throws PoolingFeatureException {
+ // empty list
+ when(factory.initTopicSinks(props)).thenReturn(new LinkedList<>());
+
+ new DmaapManager(MY_TOPIC, props);
+ }
+
+ @Test
+ public void testStartPublisher() throws PoolingFeatureException {
+ // not started yet
+ verify(sink, never()).start();
+
+ mgr.startPublisher();
+ verify(sink).start();
+
+ // restart should have no effect
+ mgr.startPublisher();
+ verify(sink).start();
+
+ // should be able to publish now
+ mgr.publish(MSG);
+ verify(sink).send(MSG);
+ }
+
+ @Test
+ public void testStartPublisher_Exception() throws PoolingFeatureException {
+ // force exception when it starts
+ doThrow(new IllegalStateException("expected")).when(sink).start();
+
+ expectException("startPublisher,start", xxx -> mgr.startPublisher());
+ expectException("startPublisher,publish", xxx -> mgr.publish(MSG));
+
+ // allow it to succeed this time
+ reset(sink);
+ when(sink.send(any())).thenReturn(true);
+
+ mgr.startPublisher();
+ verify(sink).start();
+
+ // should be able to publish now
+ mgr.publish(MSG);
+ verify(sink).send(MSG);
+ }
+
+ @Test
+ public void testStopPublisher() throws PoolingFeatureException {
+ // not publishing yet, so stopping should have no effect
+ mgr.stopPublisher();
+ verify(sink, never()).stop();
+
+ // now start it
+ mgr.startPublisher();
+
+ // this time, stop should do something
+ mgr.stopPublisher();
+ verify(sink).stop();
+
+ // re-stopping should have no effect
+ mgr.stopPublisher();
+ verify(sink).stop();
+ }
+
+ @Test
+ public void testStopPublisher_Exception() throws PoolingFeatureException {
+ mgr.startPublisher();
+
+ // force exception when it stops
+ doThrow(new IllegalStateException("expected")).when(sink).stop();
+
+ mgr.stopPublisher();
+ }
+
+ @Test
+ public void testStartConsumer() {
+ // not started yet
+ verify(source, never()).register(any());
+
+ mgr.startConsumer(listener);
+ verify(source).register(listener);
+
+ // restart should have no effect
+ mgr.startConsumer(listener);
+ verify(source).register(listener);
+ }
+
+ @Test
+ public void testStopConsumer() {
+ // not consuming yet, so stopping should have no effect
+ mgr.stopConsumer(listener);
+ verify(source, never()).unregister(any());
+
+ // now start it
+ mgr.startConsumer(listener);
+
+ // this time, stop should do something
+ mgr.stopConsumer(listener);
+ verify(source).unregister(listener);
+
+ // re-stopping should have no effect
+ mgr.stopConsumer(listener);
+ verify(source).unregister(listener);
+ }
+
+ @Test
+ public void testSetFilter() throws PoolingFeatureException {
+ mgr.setFilter(FILTER);
+ }
+
+ @Test(expected = PoolingFeatureException.class)
+ public void testSetFilter_Exception() throws PoolingFeatureException {
+ // force an error when setFilter() is called
+ doThrow(new UnsupportedOperationException("expected")).when(source).setFilter(any());
+
+ mgr.setFilter(FILTER);
+ }
+
+ @Test
+ public void testPublish() throws PoolingFeatureException {
+ // cannot publish before starting
+ expectException("publish,pre", xxx -> mgr.publish(MSG));
+
+ mgr.startPublisher();
+
+ // publish several messages
+ mgr.publish(MSG);
+ verify(sink).send(MSG);
+
+ mgr.publish(MSG+"a");
+ verify(sink).send(MSG+"a");
+
+ mgr.publish(MSG+"b");
+ verify(sink).send(MSG+"b");
+
+ // stop and verify we can no longer publish
+ mgr.stopPublisher();
+ expectException("publish,stopped", xxx -> mgr.publish(MSG));
+ }
+
+ @Test(expected = PoolingFeatureException.class)
+ public void testPublish_SendFailed() throws PoolingFeatureException {
+ mgr.startPublisher();
+
+ // arrange for send() to fail
+ when(sink.send(MSG)).thenReturn(false);
+
+ mgr.publish(MSG);
+ }
+
+ @Test(expected = PoolingFeatureException.class)
+ public void testPublish_SendEx() throws PoolingFeatureException {
+ mgr.startPublisher();
+
+ // arrange for send() to throw an exception
+ doThrow(new IllegalStateException("expected")).when(sink).send(MSG);
+
+ mgr.publish(MSG);
+ }
+
+ private void expectException(String testnm, VFunction func) {
+ try {
+ func.apply(null);
+ fail(testnm + " missing exception");
+
+ } catch (PoolingFeatureException expected) {
+ // OK
+ }
+ }
+
+ @FunctionalInterface
+ public static interface VFunction {
+ public void apply(Void arg) throws PoolingFeatureException;
+ }
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/EventQueueTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/EventQueueTest.java
new file mode 100644
index 00000000..24144686
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/EventQueueTest.java
@@ -0,0 +1,196 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import java.util.LinkedList;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.drools.event.comm.Topic.CommInfrastructure;
+import org.onap.policy.drools.pooling.message.Forward;
+
+public class EventQueueTest {
+
+ private static final int MAX_SIZE = 5;
+ private static final long MAX_AGE_MS = 3000L;
+
+ private static final String MY_SOURCE = "my.source";
+ private static final CommInfrastructure MY_PROTO = CommInfrastructure.UEB;
+ private static final String MY_TOPIC = "my.topic";
+ private static final String MY_PAYLOAD = "my.payload";
+ private static final String MY_REQID = "my.request.id";
+
+ private EventQueue queue;
+
+ @Before
+ public void setUp() {
+ queue = new EventQueue(MAX_SIZE, MAX_AGE_MS);
+
+ }
+
+ @Test
+ public void testEventQueue() {
+ // shouldn't generate an exception
+ new EventQueue(1, 1);
+ }
+
+ @Test
+ public void testClear() {
+ // add some items
+ queue.add(makeActive());
+ queue.add(makeActive());
+
+ assertFalse(queue.isEmpty());
+
+ queue.clear();
+
+ // should be empty now
+ assertTrue(queue.isEmpty());
+ }
+
+ @Test
+ public void testIsEmpty() {
+ // test when empty
+ assertTrue(queue.isEmpty());
+
+ // all active
+ Forward msg1 = makeActive();
+ Forward msg2 = makeActive();
+ queue.add(msg1);
+ assertFalse(queue.isEmpty());
+
+ queue.add(msg2);
+ assertFalse(queue.isEmpty());
+
+ assertEquals(msg1, queue.poll());
+ assertFalse(queue.isEmpty());
+
+ assertEquals(msg2, queue.poll());
+ assertTrue(queue.isEmpty());
+
+ // active, expired, expired, active
+ queue.add(msg1);
+ queue.add(makeInactive());
+ queue.add(makeInactive());
+ queue.add(msg2);
+
+ assertEquals(msg1, queue.poll());
+ assertFalse(queue.isEmpty());
+
+ assertEquals(msg2, queue.poll());
+ assertTrue(queue.isEmpty());
+ }
+
+ @Test
+ public void testSize() {
+ queue = new EventQueue(2, 1000L);
+ assertEquals(0, queue.size());
+
+ queue.add(makeActive());
+ assertEquals(1, queue.size());
+
+ queue.poll();
+ assertEquals(0, queue.size());
+
+ queue.add(makeActive());
+ queue.add(makeActive());
+ assertEquals(2, queue.size());
+
+ queue.poll();
+ assertEquals(1, queue.size());
+
+ queue.poll();
+ assertEquals(0, queue.size());
+ }
+
+ @Test
+ public void testAdd() {
+ int nextra = 3;
+
+ // create excess messages
+ LinkedList<Forward> msgs = new LinkedList<>();
+ for (int x = 0; x < MAX_SIZE + nextra; ++x) {
+ msgs.add(makeActive());
+ }
+
+ // add them to the queue
+ msgs.forEach(msg -> queue.add(msg));
+
+ // should not have added too many messages
+ assertEquals(MAX_SIZE, queue.size());
+
+ // should have discarded the first "nextra" items
+ for (int x = 0; x < MAX_SIZE; ++x) {
+ assertEquals("x=" + x, msgs.get(x + nextra), queue.poll());
+ }
+
+ assertEquals(null, queue.poll());
+ }
+
+ @Test
+ public void testPoll() {
+ // poll when empty
+ assertNull(queue.poll());
+
+ // all active
+ Forward msg1 = makeActive();
+ Forward msg2 = makeActive();
+ queue.add(msg1);
+ queue.add(msg2);
+
+ assertEquals(msg1, queue.poll());
+ assertEquals(msg2, queue.poll());
+ assertEquals(null, queue.poll());
+
+ // active, expired, expired, active
+ queue.add(msg1);
+ queue.add(makeInactive());
+ queue.add(makeInactive());
+ queue.add(msg2);
+
+ assertEquals(msg1, queue.poll());
+ assertEquals(msg2, queue.poll());
+ assertEquals(null, queue.poll());
+
+ // one that's close to the age limit
+ msg1 = makeActive();
+ msg1.setCreateTimeMs(System.currentTimeMillis() - MAX_AGE_MS + 100);
+ queue.add(msg1);
+ assertEquals(msg1, queue.poll());
+ assertEquals(null, queue.poll());
+ }
+
+ private Forward makeActive() {
+ return new Forward(MY_SOURCE, MY_PROTO, MY_TOPIC, MY_PAYLOAD, MY_REQID);
+ }
+
+ private Forward makeInactive() {
+ Forward msg = new Forward(MY_SOURCE, MY_PROTO, MY_TOPIC, MY_PAYLOAD, MY_REQID);
+
+ msg.setCreateTimeMs(System.currentTimeMillis() - MAX_AGE_MS - 100);
+
+ return msg;
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/FeatureEnabledCheckerTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/FeatureEnabledCheckerTest.java
new file mode 100644
index 00000000..5f918f73
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/FeatureEnabledCheckerTest.java
@@ -0,0 +1,74 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import static org.onap.policy.common.utils.properties.SpecPropertyConfiguration.generalize;
+import static org.onap.policy.common.utils.properties.SpecPropertyConfiguration.specialize;
+import java.util.Properties;
+import org.junit.Test;
+
+public class FeatureEnabledCheckerTest {
+
+ private static final String PROP_NAME = "enable.{?.}it";
+
+ private static final String SPEC = "my.specializer";
+
+ @Test
+ public void test() {
+ assertFalse(check(null, null));
+ assertTrue(check(null, true));
+ assertFalse(check(null, false));
+
+ assertTrue(check(true, null));
+ assertTrue(check(true, true));
+ assertFalse(check(true, false));
+
+ assertFalse(check(false, null));
+ assertTrue(check(false, true));
+ assertFalse(check(false, false));
+ }
+
+ /**
+ * Adds properties, as specified, and checks if the feature is enabled.
+ *
+ * @param wantGen value to assign to the generalized property, or
+ * {@code null} to leave it unset
+ * @param wantSpec value to assign to the specialized property, or
+ * {@code null} to leave it unset
+ * @return {@code true} if the feature is enabled, {@code false} otherwise
+ */
+ public boolean check(Boolean wantGen, Boolean wantSpec) {
+ Properties props = new Properties();
+
+ if (wantGen != null) {
+ props.setProperty(generalize(PROP_NAME), wantGen.toString());
+ }
+
+ if (wantSpec != null) {
+ props.setProperty(specialize(PROP_NAME, SPEC), wantSpec.toString());
+ }
+
+ return FeatureEnabledChecker.isFeatureEnabled(props, SPEC, PROP_NAME);
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingFeatureExceptionTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingFeatureExceptionTest.java
new file mode 100644
index 00000000..5b423d4b
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingFeatureExceptionTest.java
@@ -0,0 +1,42 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling;
+
+import static org.junit.Assert.*;
+import org.junit.Test;
+import org.onap.policy.common.utils.test.ExceptionsTester;
+
+public class PoolingFeatureExceptionTest extends ExceptionsTester {
+
+ @Test
+ public void test() {
+ assertEquals(5, test(PoolingFeatureException.class));
+ }
+
+ @Test
+ public void testToRuntimeException() {
+ PoolingFeatureException plainExc = new PoolingFeatureException("hello");
+ PoolingFeatureRtException runtimeExc = plainExc.toRuntimeException();
+
+ assertTrue(plainExc == runtimeExc.getCause());
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingFeatureRtExceptionTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingFeatureRtExceptionTest.java
new file mode 100644
index 00000000..cbb24421
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingFeatureRtExceptionTest.java
@@ -0,0 +1,35 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling;
+
+import static org.junit.Assert.*;
+import org.junit.Test;
+import org.onap.policy.common.utils.test.ExceptionsTester;
+import org.onap.policy.drools.pooling.PoolingFeatureRtException;
+
+public class PoolingFeatureRtExceptionTest extends ExceptionsTester {
+
+ @Test
+ public void test() {
+ assertEquals(5, test(PoolingFeatureRtException.class));
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingFeatureTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingFeatureTest.java
new file mode 100644
index 00000000..cd1aea09
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingFeatureTest.java
@@ -0,0 +1,495 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+import java.util.LinkedList;
+import java.util.List;
+import org.junit.AfterClass;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.onap.policy.drools.controller.DroolsController;
+import org.onap.policy.drools.event.comm.Topic.CommInfrastructure;
+import org.onap.policy.drools.pooling.PoolingFeature.Factory;
+import org.onap.policy.drools.system.PolicyController;
+import org.onap.policy.drools.utils.Pair;
+
+public class PoolingFeatureTest {
+
+ private static final String CONFIG_DIR = "src/test/java/org/onap/policy/drools/pooling";
+
+ private static final String CONTROLLER1 = "controllerA";
+ private static final String CONTROLLER2 = "controllerB";
+ private static final String CONTROLLER_DISABLED = "controllerDisabled";
+ private static final String CONTROLLER_EX = "controllerException";
+ private static final String CONTROLLER_UNKNOWN = "controllerUnknown";
+
+ private static final String TOPIC1 = "topic.one";
+ private static final String TOPIC2 = "topic.two";
+
+ private static final String EVENT1 = "event.one";
+ private static final String EVENT2 = "event.two";
+
+ private static final Object OBJECT1 = new Object();
+ private static final Object OBJECT2 = new Object();
+
+ /**
+ * Saved from PoolingFeature and restored on exit from this test class.
+ */
+ private static Factory saveFactory;
+
+ private PolicyController controller1;
+ private PolicyController controller2;
+ private PolicyController controllerDisabled;
+ private PolicyController controllerException;
+ private PolicyController controllerUnknown;
+ private DroolsController drools1;
+ private DroolsController drools2;
+ private DroolsController droolsDisabled;
+ private List<Pair<PoolingManagerImpl, PoolingProperties>> managers;
+ private PoolingManagerImpl mgr1;
+ private PoolingManagerImpl mgr2;
+ private Factory factory;
+
+ private PoolingFeature pool;
+
+
+ @BeforeClass
+ public static void setUpBeforeClass() {
+ saveFactory = PoolingFeature.getFactory();
+ }
+
+ @AfterClass
+ public static void tearDownAfterClass() {
+ PoolingFeature.setFactory(saveFactory);
+ }
+
+ @Before
+ public void setUp() throws Exception {
+ factory = mock(Factory.class);
+ controller1 = mock(PolicyController.class);
+ controller2 = mock(PolicyController.class);
+ controllerDisabled = mock(PolicyController.class);
+ controllerException = mock(PolicyController.class);
+ controllerUnknown = mock(PolicyController.class);
+ drools1 = mock(DroolsController.class);
+ drools2 = mock(DroolsController.class);
+ droolsDisabled = mock(DroolsController.class);
+ managers = new LinkedList<>();
+
+ PoolingFeature.setFactory(factory);
+
+ when(controller1.getName()).thenReturn(CONTROLLER1);
+ when(controller2.getName()).thenReturn(CONTROLLER2);
+ when(controllerDisabled.getName()).thenReturn(CONTROLLER_DISABLED);
+ when(controllerException.getName()).thenReturn(CONTROLLER_EX);
+ when(controllerUnknown.getName()).thenReturn(CONTROLLER_UNKNOWN);
+
+ when(factory.getController(drools1)).thenReturn(controller1);
+ when(factory.getController(drools2)).thenReturn(controller2);
+ when(factory.getController(droolsDisabled)).thenReturn(controllerDisabled);
+
+ when(factory.makeManager(any(), any())).thenAnswer(args -> {
+ PoolingProperties props = args.getArgumentAt(1, PoolingProperties.class);
+
+ PoolingManagerImpl mgr = mock(PoolingManagerImpl.class);
+
+ managers.add(new Pair<>(mgr, props));
+
+ return mgr;
+ });
+
+ pool = new PoolingFeature();
+
+ pool.globalInit(null, CONFIG_DIR);
+
+ pool.afterCreate(controller1);
+ pool.afterCreate(controller2);
+
+ mgr1 = managers.get(0).first();
+ mgr2 = managers.get(1).first();
+ }
+
+ @Test
+ public void test() {
+ assertEquals(2, managers.size());
+ }
+
+ @Test
+ public void testGetSequenceNumber() {
+ assertEquals(0, pool.getSequenceNumber());
+ }
+
+ @Test
+ public void testGlobalInit() {
+ pool = new PoolingFeature();
+
+ pool.globalInit(null, CONFIG_DIR);
+ }
+
+ @Test(expected = PoolingFeatureRtException.class)
+ public void testGlobalInit_NotFound() {
+ pool = new PoolingFeature();
+
+ pool.globalInit(null, CONFIG_DIR + "/unknown");
+ }
+
+ @Test
+ public void testAfterCreate() {
+ managers.clear();
+ pool = new PoolingFeature();
+ pool.globalInit(null, CONFIG_DIR);
+
+ assertFalse(pool.afterCreate(controller1));
+ assertEquals(1, managers.size());
+
+ // duplicate
+ assertFalse(pool.afterCreate(controller1));
+ assertEquals(1, managers.size());
+
+ // second controller
+ assertFalse(pool.afterCreate(controller2));
+ assertEquals(2, managers.size());
+ }
+
+ @Test
+ public void testAfterCreate_NotEnabled() {
+ managers.clear();
+ pool = new PoolingFeature();
+ pool.globalInit(null, CONFIG_DIR);
+
+ assertFalse(pool.afterCreate(controllerDisabled));
+ assertTrue(managers.isEmpty());
+ }
+
+ @Test(expected = PoolingFeatureRtException.class)
+ public void testAfterCreate_PropertyEx() {
+ managers.clear();
+ pool = new PoolingFeature();
+ pool.globalInit(null, CONFIG_DIR);
+
+ pool.afterCreate(controllerException);
+ }
+
+ @Test(expected = PoolingFeatureRtException.class)
+ public void testAfterCreate_NoProps() {
+ pool = new PoolingFeature();
+
+ // did not perform globalInit, which is an error
+
+ pool.afterCreate(controller1);
+ }
+
+ @Test
+ public void testAfterCreate_NoFeatProps() {
+ managers.clear();
+ pool = new PoolingFeature();
+ pool.globalInit(null, CONFIG_DIR);
+
+ assertFalse(pool.afterCreate(controllerUnknown));
+ assertTrue(managers.isEmpty());
+ }
+
+ @Test
+ public void testBeforeStart() throws Exception {
+ assertFalse(pool.beforeStart(controller1));
+ verify(mgr1).beforeStart();
+
+ // ensure it's still in the map by re-invoking
+ assertFalse(pool.beforeStart(controller1));
+ verify(mgr1, times(2)).beforeStart();
+
+ assertFalse(pool.beforeStart(controllerDisabled));
+ }
+
+ @Test
+ public void testAfterStart() {
+ assertFalse(pool.afterStart(controller1));
+ verify(mgr1).afterStart();
+
+ // ensure it's still in the map by re-invoking
+ assertFalse(pool.afterStart(controller1));
+ verify(mgr1, times(2)).afterStart();
+
+ assertFalse(pool.afterStart(controllerDisabled));
+ }
+
+ @Test
+ public void testBeforeStop() {
+ assertFalse(pool.beforeStop(controller1));
+ verify(mgr1).beforeStop();
+
+ // ensure it's still in the map by re-invoking
+ assertFalse(pool.beforeStop(controller1));
+ verify(mgr1, times(2)).beforeStop();
+
+ assertFalse(pool.beforeStop(controllerDisabled));
+ }
+
+ @Test
+ public void testAfterStop() {
+ assertFalse(pool.afterStop(controller1));
+ verify(mgr1).afterStop();
+
+ // ensure it has been removed from the map by re-invoking
+ assertFalse(pool.afterStop(controller1));
+
+ // count should be unchanged
+ verify(mgr1).afterStop();
+
+ assertFalse(pool.afterStop(controllerDisabled));
+ }
+
+ @Test
+ public void testBeforeLock() {
+ assertFalse(pool.beforeLock(controller1));
+ verify(mgr1).beforeLock();
+
+ // ensure it's still in the map by re-invoking
+ assertFalse(pool.beforeLock(controller1));
+ verify(mgr1, times(2)).beforeLock();
+
+ assertFalse(pool.beforeLock(controllerDisabled));
+ }
+
+ @Test
+ public void testAfterUnlock() {
+ assertFalse(pool.afterUnlock(controller1));
+ verify(mgr1).afterUnlock();
+
+ // ensure it's still in the map by re-invoking
+ assertFalse(pool.afterUnlock(controller1));
+ verify(mgr1, times(2)).afterUnlock();
+
+ assertFalse(pool.afterUnlock(controllerDisabled));
+ }
+
+ @Test
+ public void testBeforeOffer() {
+ assertFalse(pool.beforeOffer(controller1, CommInfrastructure.UEB, TOPIC1, EVENT1));
+ verify(mgr1).beforeOffer(CommInfrastructure.UEB, TOPIC1, EVENT1);
+
+ // ensure that the args were captured
+ pool.beforeInsert(drools1, OBJECT1);
+ verify(mgr1).beforeInsert(CommInfrastructure.UEB, TOPIC1, EVENT1, OBJECT1);
+
+
+ // ensure it's still in the map by re-invoking
+ assertFalse(pool.beforeOffer(controller1, CommInfrastructure.UEB, TOPIC2, EVENT2));
+ verify(mgr1).beforeOffer(CommInfrastructure.UEB, TOPIC2, EVENT2);
+
+ // ensure that the new args were captured
+ pool.beforeInsert(drools1, OBJECT2);
+ verify(mgr1).beforeInsert(CommInfrastructure.UEB, TOPIC2, EVENT2, OBJECT2);
+
+
+ assertFalse(pool.beforeOffer(controllerDisabled, CommInfrastructure.UEB, TOPIC1, EVENT1));
+ }
+
+ @Test
+ public void testBeforeOffer_NotFound() {
+ assertFalse(pool.beforeOffer(controllerDisabled, CommInfrastructure.UEB, TOPIC1, EVENT1));
+ }
+
+ @Test
+ public void testBeforeOffer_MgrTrue() {
+
+ // manager will return true
+ when(mgr1.beforeOffer(any(), any(), any())).thenReturn(true);
+
+ assertTrue(pool.beforeOffer(controller1, CommInfrastructure.UEB, TOPIC1, EVENT1));
+ verify(mgr1).beforeOffer(CommInfrastructure.UEB, TOPIC1, EVENT1);
+
+ // ensure it's still in the map by re-invoking
+ assertTrue(pool.beforeOffer(controller1, CommInfrastructure.UEB, TOPIC2, EVENT2));
+ verify(mgr1).beforeOffer(CommInfrastructure.UEB, TOPIC2, EVENT2);
+
+ assertFalse(pool.beforeOffer(controllerDisabled, CommInfrastructure.UEB, TOPIC1, EVENT1));
+ }
+
+ @Test
+ public void testBeforeInsert() {
+ pool.beforeOffer(controller1, CommInfrastructure.UEB, TOPIC1, EVENT1);
+ assertFalse(pool.beforeInsert(drools1, OBJECT1));
+ verify(mgr1).beforeInsert(CommInfrastructure.UEB, TOPIC1, EVENT1, OBJECT1);
+
+ // ensure it's still in the map by re-invoking
+ pool.beforeOffer(controller1, CommInfrastructure.UEB, TOPIC2, EVENT2);
+ assertFalse(pool.beforeInsert(drools1, OBJECT2));
+ verify(mgr1).beforeInsert(CommInfrastructure.UEB, TOPIC2, EVENT2, OBJECT2);
+
+ pool.beforeOffer(controllerDisabled, CommInfrastructure.UEB, TOPIC2, EVENT2);
+ assertFalse(pool.beforeInsert(droolsDisabled, OBJECT1));
+ }
+
+ @Test
+ public void testBeforeInsert_NoArgs() {
+
+ // call beforeInsert without beforeOffer
+ assertFalse(pool.beforeInsert(drools1, OBJECT1));
+ verify(mgr1, never()).beforeInsert(any(), any(), any(), any());
+
+ assertFalse(pool.beforeInsert(droolsDisabled, OBJECT1));
+ verify(mgr1, never()).beforeInsert(any(), any(), any(), any());
+ }
+
+ @Test
+ public void testBeforeInsert_ArgEx() {
+
+ // generate exception
+ doThrow(new IllegalArgumentException()).when(factory).getController(any());
+
+ pool.beforeOffer(controller1, CommInfrastructure.UEB, TOPIC1, EVENT1);
+ assertFalse(pool.beforeInsert(drools1, OBJECT1));
+ verify(mgr1, never()).beforeInsert(any(), any(), any(), any());
+ }
+
+ @Test
+ public void testBeforeInsert_StateEx() {
+
+ // generate exception
+ doThrow(new IllegalStateException()).when(factory).getController(any());
+
+ pool.beforeOffer(controller1, CommInfrastructure.UEB, TOPIC1, EVENT1);
+ assertFalse(pool.beforeInsert(drools1, OBJECT1));
+ verify(mgr1, never()).beforeInsert(any(), any(), any(), any());
+ }
+
+ @Test
+ public void testBeforeInsert_NullController() {
+
+ // return null controller
+ when(factory.getController(any())).thenReturn(null);
+
+ pool.beforeOffer(controller1, CommInfrastructure.UEB, TOPIC1, EVENT1);
+ assertFalse(pool.beforeInsert(drools1, OBJECT1));
+ verify(mgr1, never()).beforeInsert(any(), any(), any(), any());
+ }
+
+ @Test
+ public void testBeforeInsert_NotFound() {
+
+ pool.beforeOffer(controllerDisabled, CommInfrastructure.UEB, TOPIC2, EVENT2);
+ assertFalse(pool.beforeInsert(droolsDisabled, OBJECT1));
+ }
+
+ @Test
+ public void testAfterOffer() {
+ // this will create OfferArgs
+ pool.beforeOffer(controller1, CommInfrastructure.UEB, TOPIC1, EVENT1);
+
+ // this should clear them
+ assertFalse(pool.afterOffer(controller1, CommInfrastructure.UEB, TOPIC2, EVENT2, true));
+
+ assertFalse(pool.beforeInsert(drools1, OBJECT1));
+ verify(mgr1, never()).beforeInsert(any(), any(), any(), any());
+
+
+ assertFalse(pool.beforeInsert(droolsDisabled, OBJECT1));
+ }
+
+ @Test
+ public void testDoManager() throws Exception {
+ assertFalse(pool.beforeStart(controller1));
+ verify(mgr1).beforeStart();
+
+ // ensure it's still in the map by re-invoking
+ assertFalse(pool.beforeStart(controller1));
+ verify(mgr1, times(2)).beforeStart();
+
+
+ // different controller
+ assertFalse(pool.beforeStart(controller2));
+ verify(mgr2).beforeStart();
+
+ // ensure it's still in the map by re-invoking
+ assertFalse(pool.beforeStart(controller2));
+ verify(mgr2, times(2)).beforeStart();
+
+
+ assertFalse(pool.beforeStart(controllerDisabled));
+ }
+
+ @Test
+ public void testDoManager_NotFound() {
+ assertFalse(pool.beforeStart(controllerDisabled));
+ }
+
+ @Test(expected = PoolingFeatureRtException.class)
+ public void testDoManager_Ex() throws Exception {
+
+ // generate exception
+ doThrow(new PoolingFeatureException()).when(mgr1).beforeStart();
+
+ pool.beforeStart(controller1);
+ }
+
+ @Test
+ public void testDoDeleteManager() {
+ assertFalse(pool.afterStop(controller1));
+ verify(mgr1).afterStop();
+
+ // ensure it has been removed from the map by re-invoking
+ assertFalse(pool.afterStop(controller1));
+
+ // count should be unchanged
+ verify(mgr1).afterStop();
+
+
+ // different controller
+ assertFalse(pool.afterStop(controller2));
+ verify(mgr2).afterStop();
+
+ // ensure it has been removed from the map by re-invoking
+ assertFalse(pool.afterStop(controller2));
+
+ // count should be unchanged
+ verify(mgr2).afterStop();
+
+
+ assertFalse(pool.afterStop(controllerDisabled));
+ }
+
+ @Test
+ public void testDoDeleteManager_NotFound() {
+ assertFalse(pool.afterStop(controllerDisabled));
+ }
+
+ @Test(expected = PoolingFeatureRtException.class)
+ public void testDoDeleteManager_Ex() {
+
+ // generate exception
+ doThrow(new PoolingFeatureRtException()).when(mgr1).afterStop();
+
+ pool.afterStop(controller1);
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingManagerImplTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingManagerImplTest.java
new file mode 100644
index 00000000..01ee61ef
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingManagerImplTest.java
@@ -0,0 +1,1342 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.doAnswer;
+import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+import java.util.LinkedList;
+import java.util.Properties;
+import java.util.Queue;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.ScheduledThreadPoolExecutor;
+import java.util.concurrent.TimeUnit;
+import org.junit.After;
+import org.junit.AfterClass;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.mockito.ArgumentCaptor;
+import org.onap.policy.drools.controller.DroolsController;
+import org.onap.policy.drools.event.comm.Topic.CommInfrastructure;
+import org.onap.policy.drools.event.comm.TopicListener;
+import org.onap.policy.drools.pooling.PoolingManagerImpl.Factory;
+import org.onap.policy.drools.pooling.extractor.ClassExtractors;
+import org.onap.policy.drools.pooling.message.BucketAssignments;
+import org.onap.policy.drools.pooling.message.Forward;
+import org.onap.policy.drools.pooling.message.Heartbeat;
+import org.onap.policy.drools.pooling.message.Message;
+import org.onap.policy.drools.pooling.message.Offline;
+import org.onap.policy.drools.pooling.state.ActiveState;
+import org.onap.policy.drools.pooling.state.IdleState;
+import org.onap.policy.drools.pooling.state.InactiveState;
+import org.onap.policy.drools.pooling.state.QueryState;
+import org.onap.policy.drools.pooling.state.StartState;
+import org.onap.policy.drools.pooling.state.State;
+import org.onap.policy.drools.system.PolicyController;
+
+public class PoolingManagerImplTest {
+
+ protected static final long STD_HEARTBEAT_WAIT_MS = 10;
+ protected static final long STD_REACTIVATE_WAIT_MS = STD_HEARTBEAT_WAIT_MS + 1;
+ protected static final long STD_IDENTIFICATION_MS = STD_REACTIVATE_WAIT_MS + 1;
+ protected static final long STD_ACTIVE_HEARTBEAT_MS = STD_IDENTIFICATION_MS + 1;
+ protected static final long STD_INTER_HEARTBEAT_MS = STD_ACTIVE_HEARTBEAT_MS + 1;
+
+ private static final String HOST2 = "other.host";
+
+ private static final String MY_CONTROLLER = "my.controller";
+ private static final String MY_TOPIC = "my.topic";
+
+ private static final String TOPIC2 = "topic.two";
+
+ private static final String THE_EVENT = "the event";
+
+ private static final Object DECODED_EVENT = new Object();
+ private static final String REQUEST_ID = "my.request.id";
+
+ /**
+ * Number of dmaap.publish() invocations that should be issued when the
+ * manager is started.
+ */
+ private static final int START_PUB = 1;
+
+ /**
+ * Saved from PoolingManagerImpl and restored on exit from this test class.
+ */
+ private static Factory saveFactory;
+
+ /**
+ * Futures that have been allocated due to calls to scheduleXxx().
+ */
+ private Queue<ScheduledFuture<?>> futures;
+
+ private Properties plainProps;
+ private PoolingProperties poolProps;
+ private ListeningController controller;
+ private EventQueue eventQueue;
+ private ClassExtractors extractors;
+ private DmaapManager dmaap;
+ private ScheduledThreadPoolExecutor sched;
+ private DroolsController drools;
+ private Serializer ser;
+ private Factory factory;
+
+ private PoolingManagerImpl mgr;
+
+ @BeforeClass
+ public static void setUpBeforeClass() {
+ saveFactory = PoolingManagerImpl.getFactory();
+ }
+
+ @AfterClass
+ public static void tearDownAfterClass() {
+ PoolingManagerImpl.setFactory(saveFactory);
+ }
+
+ @Before
+ public void setUp() throws Exception {
+ plainProps = new Properties();
+
+ poolProps = mock(PoolingProperties.class);
+ when(poolProps.getSource()).thenReturn(plainProps);
+ when(poolProps.getPoolingTopic()).thenReturn(MY_TOPIC);
+ when(poolProps.getStartHeartbeatMs()).thenReturn(STD_HEARTBEAT_WAIT_MS);
+ when(poolProps.getReactivateMs()).thenReturn(STD_REACTIVATE_WAIT_MS);
+ when(poolProps.getIdentificationMs()).thenReturn(STD_IDENTIFICATION_MS);
+ when(poolProps.getActiveHeartbeatMs()).thenReturn(STD_ACTIVE_HEARTBEAT_MS);
+ when(poolProps.getInterHeartbeatMs()).thenReturn(STD_INTER_HEARTBEAT_MS);
+
+ futures = new LinkedList<>();
+ ser = new Serializer();
+
+ factory = mock(Factory.class);
+ eventQueue = mock(EventQueue.class);
+ extractors = mock(ClassExtractors.class);
+ dmaap = mock(DmaapManager.class);
+ controller = mock(ListeningController.class);
+ sched = mock(ScheduledThreadPoolExecutor.class);
+ drools = mock(DroolsController.class);
+
+ when(factory.makeEventQueue(any())).thenReturn(eventQueue);
+ when(factory.makeClassExtractors(any())).thenReturn(extractors);
+ when(factory.makeDmaapManager(any())).thenReturn(dmaap);
+ when(factory.makeScheduler()).thenReturn(sched);
+ when(factory.canDecodeEvent(drools, TOPIC2)).thenReturn(true);
+ when(factory.decodeEvent(drools, TOPIC2, THE_EVENT)).thenReturn(DECODED_EVENT);
+
+ when(extractors.extract(DECODED_EVENT)).thenReturn(REQUEST_ID);
+
+ when(controller.getName()).thenReturn(MY_CONTROLLER);
+ when(controller.getDrools()).thenReturn(drools);
+ when(controller.isAlive()).thenReturn(true);
+
+ when(sched.schedule(any(Runnable.class), any(Long.class), any(TimeUnit.class))).thenAnswer(args -> {
+ ScheduledFuture<?> fut = mock(ScheduledFuture.class);
+ futures.add(fut);
+
+ return fut;
+ });
+
+ when(sched.scheduleWithFixedDelay(any(Runnable.class), any(Long.class), any(Long.class), any(TimeUnit.class)))
+ .thenAnswer(args -> {
+ ScheduledFuture<?> fut = mock(ScheduledFuture.class);
+ futures.add(fut);
+
+ return fut;
+ });
+
+ PoolingManagerImpl.setFactory(factory);
+
+ mgr = new PoolingManagerImpl(controller, poolProps);
+ }
+
+ @After
+ public void tearDown() throws Exception {
+
+ }
+
+ @Test
+ public void testPoolingManagerImpl() {
+ mgr = new PoolingManagerImpl(controller, poolProps);
+
+ State st = mgr.getCurrent();
+ assertTrue(st instanceof IdleState);
+
+ // ensure the state is attached to the manager
+ assertEquals(mgr.getHost(), st.getHost());
+ }
+
+ @Test
+ public void testPoolingManagerImpl_ClassEx() {
+ /*
+ * this controller does not implement TopicListener, which should cause
+ * a ClassCastException
+ */
+ PolicyController ctlr = mock(PolicyController.class);
+
+ PoolingFeatureRtException ex = expectException(PoolingFeatureRtException.class,
+ xxx -> new PoolingManagerImpl(ctlr, poolProps));
+ assertNotNull(ex.getCause());
+ assertTrue(ex.getCause() instanceof ClassCastException);
+ }
+
+ @Test
+ public void testPoolingManagerImpl_PoolEx() throws PoolingFeatureException {
+ // throw an exception when we try to create the dmaap manager
+ PoolingFeatureException ex = new PoolingFeatureException();
+ when(factory.makeDmaapManager(any())).thenThrow(ex);
+
+ PoolingFeatureRtException ex2 = expectException(PoolingFeatureRtException.class,
+ xxx -> new PoolingManagerImpl(controller, poolProps));
+ assertEquals(ex, ex2.getCause());
+ }
+
+ @Test
+ public void testGetHost() {
+ String host = mgr.getHost();
+ assertNotNull(host);
+
+ // create another manager and ensure it generates a different host
+ mgr = new PoolingManagerImpl(controller, poolProps);
+
+ assertNotNull(mgr.getHost());
+ assertFalse(host.equals(mgr.getHost()));
+ }
+
+ @Test
+ public void testGetTopic() {
+ assertEquals(MY_TOPIC, mgr.getTopic());
+ }
+
+ @Test
+ public void testGetProperties() {
+ assertEquals(poolProps, mgr.getProperties());
+ }
+
+ @Test
+ public void testBeforeStart() throws Exception {
+ // not running yet
+ mgr.beforeStart();
+
+ verify(dmaap).startPublisher();
+
+ verify(factory).makeScheduler();
+ verify(sched).setMaximumPoolSize(1);
+ verify(sched).setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
+
+
+ // try again - nothing should happen
+ mgr.beforeStart();
+
+ verify(dmaap).startPublisher();
+
+ verify(factory).makeScheduler();
+ verify(sched).setMaximumPoolSize(1);
+ verify(sched).setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
+ }
+
+ @Test
+ public void testBeforeStart_DmaapEx() throws Exception {
+ // generate an exception
+ PoolingFeatureException ex = new PoolingFeatureException();
+ doThrow(ex).when(dmaap).startPublisher();
+
+ PoolingFeatureException ex2 = expectException(PoolingFeatureException.class, xxx -> mgr.beforeStart());
+ assertEquals(ex, ex2);
+
+ // should never start the scheduler
+ verify(factory, never()).makeScheduler();
+ }
+
+ @Test
+ public void testAfterStart() throws Exception {
+ startMgr();
+
+ verify(dmaap).startConsumer(mgr);
+
+ State st = mgr.getCurrent();
+ assertTrue(st instanceof StartState);
+
+ // ensure the state is attached to the manager
+ assertEquals(mgr.getHost(), st.getHost());
+
+ ArgumentCaptor<Long> timeCap = ArgumentCaptor.forClass(Long.class);
+ ArgumentCaptor<TimeUnit> unitCap = ArgumentCaptor.forClass(TimeUnit.class);
+ verify(sched).schedule(any(Runnable.class), timeCap.capture(), unitCap.capture());
+
+ assertEquals(STD_HEARTBEAT_WAIT_MS, timeCap.getValue().longValue());
+ assertEquals(TimeUnit.MILLISECONDS, unitCap.getValue());
+
+
+ // already started - nothing else happens
+ mgr.afterStart();
+
+ verify(dmaap).startConsumer(mgr);
+
+ assertTrue(mgr.getCurrent() instanceof StartState);
+
+ verify(sched).schedule(any(Runnable.class), any(Long.class), any(TimeUnit.class));
+ }
+
+ @Test
+ public void testBeforeStop() throws Exception {
+ startMgr();
+
+ mgr.beforeStop();
+
+ verify(dmaap).stopConsumer(mgr);
+ verify(sched).shutdownNow();
+
+ assertTrue(mgr.getCurrent() instanceof IdleState);
+ }
+
+ @Test
+ public void testBeforeStop_NotRunning() throws Exception {
+ State st = mgr.getCurrent();
+
+ mgr.beforeStop();
+
+ verify(dmaap, never()).stopConsumer(any());
+ verify(sched, never()).shutdownNow();
+
+ // hasn't changed states either
+ assertEquals(st, mgr.getCurrent());
+ }
+
+ @Test
+ public void testBeforeStop_AfterPartialStart() throws Exception {
+ // call beforeStart but not afterStart
+ mgr.beforeStart();
+
+ State st = mgr.getCurrent();
+
+ mgr.beforeStop();
+
+ // should still shut the scheduler down
+ verify(sched).shutdownNow();
+
+ verify(dmaap, never()).stopConsumer(any());
+
+ // hasn't changed states
+ assertEquals(st, mgr.getCurrent());
+ }
+
+ @Test
+ public void testAfterStop() throws Exception {
+ startMgr();
+ mgr.beforeStop();
+
+ when(eventQueue.isEmpty()).thenReturn(false);
+ when(eventQueue.size()).thenReturn(3);
+
+ mgr.afterStop();
+
+ verify(eventQueue).clear();
+ verify(dmaap).stopPublisher();
+ }
+
+ @Test
+ public void testAfterStop_EmptyQueue() throws Exception {
+ startMgr();
+ mgr.beforeStop();
+
+ when(eventQueue.isEmpty()).thenReturn(true);
+ when(eventQueue.size()).thenReturn(0);
+
+ mgr.afterStop();
+
+ verify(eventQueue, never()).clear();
+ verify(dmaap).stopPublisher();
+ }
+
+ @Test
+ public void testBeforeLock() throws Exception {
+ startMgr();
+
+ mgr.beforeLock();
+
+ assertTrue(mgr.getCurrent() instanceof IdleState);
+ }
+
+ @Test
+ public void testAfterUnlock_AliveIdle() throws Exception {
+ // this really shouldn't happen
+
+ lockMgr();
+
+ mgr.afterUnlock();
+
+ // stays in idle state, because it has no scheduler
+ assertTrue(mgr.getCurrent() instanceof IdleState);
+ }
+
+ @Test
+ public void testAfterUnlock_AliveStarted() throws Exception {
+ startMgr();
+ lockMgr();
+
+ mgr.afterUnlock();
+
+ assertTrue(mgr.getCurrent() instanceof StartState);
+ }
+
+ @Test
+ public void testAfterUnlock_StoppedIdle() throws Exception {
+ startMgr();
+ lockMgr();
+
+ // controller is stopped
+ when(controller.isAlive()).thenReturn(false);
+
+ mgr.afterUnlock();
+
+ assertTrue(mgr.getCurrent() instanceof IdleState);
+ }
+
+ @Test
+ public void testAfterUnlock_StoppedStarted() throws Exception {
+ startMgr();
+
+ // Note: don't lockMgr()
+
+ // controller is stopped
+ when(controller.isAlive()).thenReturn(false);
+
+ mgr.afterUnlock();
+
+ assertTrue(mgr.getCurrent() instanceof StartState);
+ }
+
+ @Test
+ public void testChangeState() throws Exception {
+ // start should invoke changeState()
+ startMgr();
+
+ int ntimes = 0;
+
+ // should have set the filter for the StartState
+ verify(dmaap, times(++ntimes)).setFilter(any());
+
+ /*
+ * now go offline while it's locked
+ */
+ lockMgr();
+
+ // should have set the new filter
+ verify(dmaap, times(++ntimes)).setFilter(any());
+
+ // should have cancelled the timer
+ assertEquals(1, futures.size());
+ verify(futures.poll()).cancel(false);
+
+ /*
+ * now go back online
+ */
+ unlockMgr();
+
+ // should have set the new filter
+ verify(dmaap, times(++ntimes)).setFilter(any());
+
+ // timer should still be active
+ assertEquals(1, futures.size());
+ verify(futures.poll(), never()).cancel(false);
+ }
+
+ @Test
+ public void testSetFilter() throws Exception {
+ // start should cause a filter to be set
+ startMgr();
+
+ verify(dmaap).setFilter(any());
+ }
+
+ @Test
+ public void testSetFilter_DmaapEx() throws Exception {
+
+ // generate an exception
+ doThrow(new PoolingFeatureException()).when(dmaap).setFilter(any());
+
+ // start should invoke setFilter()
+ startMgr();
+
+ // no exception, means success
+ }
+
+ @Test
+ public void testInternalTopicFailed() throws Exception {
+ startMgr();
+
+ CountDownLatch latch = mgr.internalTopicFailed();
+
+ // wait for the thread to complete
+ assertTrue(latch.await(2, TimeUnit.SECONDS));
+
+ verify(controller).stop();
+ }
+
+ @Test
+ public void testSchedule() throws Exception {
+ // must start the scheduler
+ startMgr();
+
+ CountDownLatch latch = new CountDownLatch(1);
+
+ mgr.schedule(STD_ACTIVE_HEARTBEAT_MS, xxx -> {
+ latch.countDown();
+ return null;
+ });
+
+ // capture the task
+ ArgumentCaptor<Runnable> taskCap = ArgumentCaptor.forClass(Runnable.class);
+ ArgumentCaptor<Long> timeCap = ArgumentCaptor.forClass(Long.class);
+ ArgumentCaptor<TimeUnit> unitCap = ArgumentCaptor.forClass(TimeUnit.class);
+
+ verify(sched, times(2)).schedule(taskCap.capture(), timeCap.capture(), unitCap.capture());
+
+ assertEquals(STD_ACTIVE_HEARTBEAT_MS, timeCap.getValue().longValue());
+ assertEquals(TimeUnit.MILLISECONDS, unitCap.getValue());
+
+ // execute it
+ taskCap.getValue().run();
+
+ assertEquals(0, latch.getCount());
+ }
+
+ @Test
+ public void testScheduleWithFixedDelay() throws Exception {
+ // must start the scheduler
+ startMgr();
+
+ CountDownLatch latch = new CountDownLatch(1);
+
+ mgr.scheduleWithFixedDelay(STD_HEARTBEAT_WAIT_MS, STD_ACTIVE_HEARTBEAT_MS, xxx -> {
+ latch.countDown();
+ return null;
+ });
+
+ // capture the task
+ ArgumentCaptor<Runnable> taskCap = ArgumentCaptor.forClass(Runnable.class);
+ ArgumentCaptor<Long> initCap = ArgumentCaptor.forClass(Long.class);
+ ArgumentCaptor<Long> timeCap = ArgumentCaptor.forClass(Long.class);
+ ArgumentCaptor<TimeUnit> unitCap = ArgumentCaptor.forClass(TimeUnit.class);
+
+ verify(sched).scheduleWithFixedDelay(taskCap.capture(), initCap.capture(), timeCap.capture(),
+ unitCap.capture());
+
+ assertEquals(STD_HEARTBEAT_WAIT_MS, initCap.getValue().longValue());
+ assertEquals(STD_ACTIVE_HEARTBEAT_MS, timeCap.getValue().longValue());
+ assertEquals(TimeUnit.MILLISECONDS, unitCap.getValue());
+
+ // execute it
+ taskCap.getValue().run();
+
+ assertEquals(0, latch.getCount());
+ }
+
+ @Test
+ public void testPublishAdmin() throws Exception {
+ Offline msg = new Offline(mgr.getHost());
+ mgr.publishAdmin(msg);
+
+ assertEquals(Message.ADMIN, msg.getChannel());
+
+ verify(dmaap).publish(any());
+ }
+
+ @Test
+ public void testPublish() throws Exception {
+ Offline msg = new Offline(mgr.getHost());
+ mgr.publish("my.channel", msg);
+
+ assertEquals("my.channel", msg.getChannel());
+
+ verify(dmaap).publish(any());
+ }
+
+ @Test
+ public void testPublish_InvalidMsg() throws Exception {
+ // message is missing data
+ mgr.publish(Message.ADMIN, new Offline());
+
+ // should not have attempted to publish it
+ verify(dmaap, never()).publish(any());
+ }
+
+ @Test
+ public void testPublish_DmaapEx() throws Exception {
+
+ // generate exception
+ doThrow(new PoolingFeatureException()).when(dmaap).publish(any());
+
+ mgr.publish(Message.ADMIN, new Offline(mgr.getHost()));
+ }
+
+ @Test
+ public void testOnTopicEvent() throws Exception {
+ startMgr();
+
+ StartState st = (StartState) mgr.getCurrent();
+
+ /*
+ * give it its heart beat, that should cause it to transition to the
+ * Query state.
+ */
+ Heartbeat hb = new Heartbeat(mgr.getHost(), st.getHbTimestampMs());
+ hb.setChannel(Message.ADMIN);
+
+ String msg = ser.encodeMsg(hb);
+
+ mgr.onTopicEvent(CommInfrastructure.UEB, MY_TOPIC, msg);
+
+ assertTrue(mgr.getCurrent() instanceof QueryState);
+ }
+
+ @Test
+ public void testOnTopicEvent_NullEvent() throws Exception {
+ startMgr();
+
+ mgr.onTopicEvent(CommInfrastructure.UEB, TOPIC2, null);
+ }
+
+ @Test
+ public void testBeforeOffer_Unlocked_NoIntercept() throws Exception {
+ startMgr();
+
+ assertFalse(mgr.beforeOffer(CommInfrastructure.UEB, TOPIC2, THE_EVENT));
+ }
+
+ @Test
+ public void testBeforeOffer_Locked_NoIntercept() throws Exception {
+ startMgr();
+
+ lockMgr();
+
+ assertFalse(mgr.beforeOffer(CommInfrastructure.UEB, TOPIC2, THE_EVENT));
+ }
+
+ @Test
+ public void testBeforeOffer_Locked_Intercept() throws Exception {
+ startMgr();
+ lockMgr();
+
+ // route the message to this host
+ mgr.startDistributing(makeAssignments(true));
+
+ CountDownLatch latch = catchRecursion(false);
+
+ Forward msg = new Forward(mgr.getHost(), CommInfrastructure.UEB, TOPIC2, THE_EVENT, REQUEST_ID);
+ mgr.handle(msg);
+
+ verify(dmaap, times(START_PUB)).publish(any());
+ verify(controller).onTopicEvent(CommInfrastructure.UEB, TOPIC2, THE_EVENT);
+
+ // ensure we made it past both beforeXxx() methods
+ assertEquals(0, latch.getCount());
+ }
+
+ @Test
+ public void testBeforeInsert_Intercept() throws Exception {
+ startMgr();
+ lockMgr();
+
+ // route the message to this host
+ mgr.startDistributing(makeAssignments(true));
+
+ CountDownLatch latch = catchRecursion(true);
+
+ Forward msg = new Forward(mgr.getHost(), CommInfrastructure.UEB, TOPIC2, THE_EVENT, REQUEST_ID);
+ mgr.handle(msg);
+
+ verify(dmaap, times(START_PUB)).publish(any());
+ verify(controller).onTopicEvent(CommInfrastructure.UEB, TOPIC2, THE_EVENT);
+
+ // ensure we made it past both beforeXxx() methods
+ assertEquals(0, latch.getCount());
+ }
+
+ @Test
+ public void testBeforeInsert_NoIntercept() throws Exception {
+ startMgr();
+
+ long tbegin = System.currentTimeMillis();
+
+ assertTrue(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+
+ ArgumentCaptor<Forward> msgCap = ArgumentCaptor.forClass(Forward.class);
+ verify(eventQueue).add(msgCap.capture());
+
+ validateMessageContent(tbegin, msgCap.getValue());
+ }
+
+ @Test
+ public void testHandleExternalCommInfrastructureStringStringString_NullReqId() throws Exception {
+ startMgr();
+
+ when(extractors.extract(any())).thenReturn(null);
+
+ assertFalse(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+ }
+
+ @Test
+ public void testHandleExternalCommInfrastructureStringStringString_EmptyReqId() throws Exception {
+ startMgr();
+
+ when(extractors.extract(any())).thenReturn("");
+
+ assertFalse(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+ }
+
+ @Test
+ public void testHandleExternalCommInfrastructureStringStringString_InvalidMsg() throws Exception {
+ startMgr();
+
+ assertTrue(mgr.beforeInsert(null, TOPIC2, THE_EVENT, DECODED_EVENT));
+
+ // should not have tried to enqueue a message
+ verify(eventQueue, never()).add(any());
+ }
+
+ @Test
+ public void testHandleExternalCommInfrastructureStringStringString() throws Exception {
+ startMgr();
+
+ long tbegin = System.currentTimeMillis();
+
+ assertTrue(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+
+ ArgumentCaptor<Forward> msgCap = ArgumentCaptor.forClass(Forward.class);
+ verify(eventQueue).add(msgCap.capture());
+
+ validateMessageContent(tbegin, msgCap.getValue());
+ }
+
+ @Test
+ public void testHandleExternalForward_NoAssignments() throws Exception {
+ startMgr();
+
+ long tbegin = System.currentTimeMillis();
+
+ assertTrue(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+
+ ArgumentCaptor<Forward> msgCap = ArgumentCaptor.forClass(Forward.class);
+ verify(eventQueue).add(msgCap.capture());
+
+ validateMessageContent(tbegin, msgCap.getValue());
+ }
+
+ @Test
+ public void testHandleExternalForward() throws Exception {
+ startMgr();
+
+ // route the message to this host
+ mgr.startDistributing(makeAssignments(true));
+
+ assertFalse(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+ }
+
+ @Test
+ public void testHandleEvent_NullTarget() throws Exception {
+ startMgr();
+
+ // buckets have null targets
+ mgr.startDistributing(new BucketAssignments(new String[] {null, null}));
+
+ assertTrue(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+
+ verify(dmaap, times(START_PUB)).publish(any());
+ }
+
+ @Test
+ public void testHandleEvent_SameHost() throws Exception {
+ startMgr();
+
+ // route the message to this host
+ mgr.startDistributing(makeAssignments(true));
+
+ assertFalse(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+
+ verify(dmaap, times(START_PUB)).publish(any());
+ }
+
+ @Test
+ public void testHandleEvent_DiffHost_TooManyHops() throws Exception {
+ startMgr();
+
+ // route the message to this host
+ mgr.startDistributing(makeAssignments(false));
+
+ Forward msg = new Forward(mgr.getHost(), CommInfrastructure.UEB, TOPIC2, THE_EVENT, REQUEST_ID);
+ msg.setNumHops(PoolingManagerImpl.MAX_HOPS + 1);
+ mgr.handle(msg);
+
+ // shouldn't publish
+ verify(dmaap, times(START_PUB)).publish(any());
+ verify(controller, never()).onTopicEvent(CommInfrastructure.UEB, TOPIC2, THE_EVENT);
+ }
+
+ @Test
+ public void testHandleEvent_DiffHost_Forward() throws Exception {
+ startMgr();
+
+ // route the message to the *OTHER* host
+ mgr.startDistributing(makeAssignments(false));
+
+ assertTrue(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+
+ verify(dmaap, times(START_PUB + 1)).publish(any());
+ }
+
+ @Test
+ public void testExtractRequestId_NullEvent() throws Exception {
+ startMgr();
+
+ assertFalse(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, null));
+ }
+
+ @Test
+ public void testExtractRequestId_NullReqId() throws Exception {
+ startMgr();
+
+ when(extractors.extract(any())).thenReturn(null);
+
+ assertFalse(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+ }
+
+ @Test
+ public void testExtractRequestId() throws Exception {
+ startMgr();
+
+ // route the message to the *OTHER* host
+ mgr.startDistributing(makeAssignments(false));
+
+ assertTrue(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+ }
+
+ @Test
+ public void testDecodeEvent_CannotDecode() throws Exception {
+ startMgr();
+
+ when(controller.isLocked()).thenReturn(true);
+
+ // create assignments, though they are irrelevant
+ mgr.startDistributing(makeAssignments(false));
+
+ when(factory.canDecodeEvent(drools, TOPIC2)).thenReturn(false);
+
+ assertFalse(mgr.beforeOffer(CommInfrastructure.UEB, TOPIC2, THE_EVENT));
+ }
+
+ @Test
+ public void testDecodeEvent_UnsuppEx() throws Exception {
+ startMgr();
+
+ when(controller.isLocked()).thenReturn(true);
+
+ // create assignments, though they are irrelevant
+ mgr.startDistributing(makeAssignments(false));
+
+ // generate exception
+ doThrow(new UnsupportedOperationException()).when(factory).decodeEvent(drools, TOPIC2, THE_EVENT);
+
+ assertFalse(mgr.beforeOffer(CommInfrastructure.UEB, TOPIC2, THE_EVENT));
+ }
+
+ @Test
+ public void testDecodeEvent_ArgEx() throws Exception {
+ startMgr();
+
+ when(controller.isLocked()).thenReturn(true);
+
+ // create assignments, though they are irrelevant
+ mgr.startDistributing(makeAssignments(false));
+
+ // generate exception
+ doThrow(new IllegalArgumentException()).when(factory).decodeEvent(drools, TOPIC2, THE_EVENT);
+
+ assertFalse(mgr.beforeOffer(CommInfrastructure.UEB, TOPIC2, THE_EVENT));
+ }
+
+ @Test
+ public void testDecodeEvent_StateEx() throws Exception {
+ startMgr();
+
+ when(controller.isLocked()).thenReturn(true);
+
+ // create assignments, though they are irrelevant
+ mgr.startDistributing(makeAssignments(false));
+
+ // generate exception
+ doThrow(new IllegalStateException()).when(factory).decodeEvent(drools, TOPIC2, THE_EVENT);
+
+ assertFalse(mgr.beforeOffer(CommInfrastructure.UEB, TOPIC2, THE_EVENT));
+ }
+
+ @Test
+ public void testDecodeEvent() throws Exception {
+ startMgr();
+
+ when(controller.isLocked()).thenReturn(true);
+
+ // route to another host
+ mgr.startDistributing(makeAssignments(false));
+
+ assertTrue(mgr.beforeOffer(CommInfrastructure.UEB, TOPIC2, THE_EVENT));
+ }
+
+ @Test
+ public void testMakeForward() throws Exception {
+ startMgr();
+
+ long tbegin = System.currentTimeMillis();
+
+ assertTrue(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+
+ ArgumentCaptor<Forward> msgCap = ArgumentCaptor.forClass(Forward.class);
+ verify(eventQueue).add(msgCap.capture());
+
+ validateMessageContent(tbegin, msgCap.getValue());
+ }
+
+ @Test
+ public void testMakeForward_InvalidMsg() throws Exception {
+ startMgr();
+
+ assertTrue(mgr.beforeInsert(null, TOPIC2, THE_EVENT, DECODED_EVENT));
+
+ // should not have tried to enqueue a message
+ verify(eventQueue, never()).add(any());
+ }
+
+ @Test
+ public void testHandle_SameHost() throws Exception {
+ startMgr();
+
+ // route the message to this host
+ mgr.startDistributing(makeAssignments(true));
+
+ Forward msg = new Forward(mgr.getHost(), CommInfrastructure.UEB, TOPIC2, THE_EVENT, REQUEST_ID);
+ mgr.handle(msg);
+
+ verify(dmaap, times(START_PUB)).publish(any());
+ verify(controller).onTopicEvent(CommInfrastructure.UEB, TOPIC2, THE_EVENT);
+ }
+
+ @Test
+ public void testHandle_DiffHost() throws Exception {
+ startMgr();
+
+ // route the message to this host
+ mgr.startDistributing(makeAssignments(false));
+
+ Forward msg = new Forward(mgr.getHost(), CommInfrastructure.UEB, TOPIC2, THE_EVENT, REQUEST_ID);
+ mgr.handle(msg);
+
+ verify(dmaap, times(START_PUB + 1)).publish(any());
+ verify(controller, never()).onTopicEvent(CommInfrastructure.UEB, TOPIC2, THE_EVENT);
+ }
+
+ @Test
+ public void testInject() throws Exception {
+ startMgr();
+
+ // route the message to this host
+ mgr.startDistributing(makeAssignments(true));
+
+ CountDownLatch latch = catchRecursion(true);
+
+ Forward msg = new Forward(mgr.getHost(), CommInfrastructure.UEB, TOPIC2, THE_EVENT, REQUEST_ID);
+ mgr.handle(msg);
+
+ verify(dmaap, times(START_PUB)).publish(any());
+ verify(controller).onTopicEvent(CommInfrastructure.UEB, TOPIC2, THE_EVENT);
+
+ // ensure we made it past both beforeXxx() methods
+ assertEquals(0, latch.getCount());
+ }
+
+ @Test
+ public void testHandleInternal() throws Exception {
+ startMgr();
+
+ StartState st = (StartState) mgr.getCurrent();
+
+ /*
+ * give it its heart beat, that should cause it to transition to the
+ * Query state.
+ */
+ Heartbeat hb = new Heartbeat(mgr.getHost(), st.getHbTimestampMs());
+ hb.setChannel(Message.ADMIN);
+
+ String msg = ser.encodeMsg(hb);
+
+ mgr.onTopicEvent(CommInfrastructure.UEB, MY_TOPIC, msg);
+
+ assertTrue(mgr.getCurrent() instanceof QueryState);
+ }
+
+ @Test
+ public void testHandleInternal_IOEx() throws Exception {
+ startMgr();
+
+ mgr.onTopicEvent(CommInfrastructure.UEB, MY_TOPIC, "invalid message");
+
+ assertTrue(mgr.getCurrent() instanceof StartState);
+ }
+
+ @Test
+ public void testHandleInternal_PoolEx() throws Exception {
+ startMgr();
+
+ StartState st = (StartState) mgr.getCurrent();
+
+ Heartbeat hb = new Heartbeat(mgr.getHost(), st.getHbTimestampMs());
+
+ /*
+ * do NOT set the channel - this will cause the message to be invalid,
+ * triggering an exception
+ */
+
+ String msg = ser.encodeMsg(hb);
+
+ mgr.onTopicEvent(CommInfrastructure.UEB, MY_TOPIC, msg);
+
+ assertTrue(mgr.getCurrent() instanceof StartState);
+ }
+
+ @Test
+ public void testStartDistributing() throws Exception {
+ startMgr();
+
+ // route the message to this host
+ mgr.startDistributing(makeAssignments(true));
+
+ assertFalse(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+
+
+ // null assignments should be ignored
+ mgr.startDistributing(null);
+
+ assertFalse(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+
+
+ // route the message to the other host
+ mgr.startDistributing(makeAssignments(false));
+
+ assertTrue(mgr.beforeInsert(CommInfrastructure.UEB, TOPIC2, THE_EVENT, DECODED_EVENT));
+ }
+
+ @Test
+ public void testStartDistributing_EventsInQueue_ProcessLocally() throws Exception {
+ startMgr();
+
+ // put items in the queue
+ LinkedList<Forward> lst = new LinkedList<>();
+ lst.add(new Forward(mgr.getHost(), CommInfrastructure.UEB, TOPIC2, THE_EVENT, REQUEST_ID));
+ lst.add(new Forward(mgr.getHost(), CommInfrastructure.UEB, TOPIC2, THE_EVENT, REQUEST_ID));
+ lst.add(new Forward(mgr.getHost(), CommInfrastructure.UEB, TOPIC2, THE_EVENT, REQUEST_ID));
+
+ when(eventQueue.poll()).thenAnswer(args -> lst.poll());
+
+ // route the messages to this host
+ mgr.startDistributing(makeAssignments(true));
+
+ // all of the events should have been processed locally
+ verify(dmaap, times(START_PUB)).publish(any());
+ verify(controller, times(3)).onTopicEvent(CommInfrastructure.UEB, TOPIC2, THE_EVENT);
+ }
+
+ @Test
+ public void testStartDistributing_EventsInQueue_Forward() throws Exception {
+ startMgr();
+
+ // put items in the queue
+ LinkedList<Forward> lst = new LinkedList<>();
+ lst.add(new Forward(mgr.getHost(), CommInfrastructure.UEB, TOPIC2, THE_EVENT, REQUEST_ID));
+ lst.add(new Forward(mgr.getHost(), CommInfrastructure.UEB, TOPIC2, THE_EVENT, REQUEST_ID));
+ lst.add(new Forward(mgr.getHost(), CommInfrastructure.UEB, TOPIC2, THE_EVENT, REQUEST_ID));
+
+ when(eventQueue.poll()).thenAnswer(args -> lst.poll());
+
+ // route the messages to the OTHER host
+ mgr.startDistributing(makeAssignments(false));
+
+ // all of the events should have been forwarded
+ verify(dmaap, times(4)).publish(any());
+ verify(controller, never()).onTopicEvent(CommInfrastructure.UEB, TOPIC2, THE_EVENT);
+ }
+
+ @Test
+ public void testGoStart() {
+ State st = mgr.goStart();
+ assertTrue(st instanceof StartState);
+ assertEquals(mgr.getHost(), st.getHost());
+ }
+
+ @Test
+ public void testGoQuery() {
+ BucketAssignments asgn = new BucketAssignments(new String[] {HOST2});
+ mgr.startDistributing(asgn);
+
+ State st = mgr.goQuery();
+
+ assertTrue(st instanceof QueryState);
+ assertEquals(mgr.getHost(), st.getHost());
+ assertEquals(asgn, mgr.getAssignments());
+ }
+
+ @Test
+ public void testGoActive() {
+ BucketAssignments asgn = new BucketAssignments(new String[] {HOST2});
+ mgr.startDistributing(asgn);
+
+ State st = mgr.goActive();
+
+ assertTrue(st instanceof ActiveState);
+ assertEquals(mgr.getHost(), st.getHost());
+ assertEquals(asgn, mgr.getAssignments());
+ }
+
+ @Test
+ public void testGoInactive() {
+ State st = mgr.goInactive();
+ assertTrue(st instanceof InactiveState);
+ assertEquals(mgr.getHost(), st.getHost());
+ }
+
+ @Test
+ public void testTimerActionRun() throws Exception {
+ // must start the scheduler
+ startMgr();
+
+ CountDownLatch latch = new CountDownLatch(1);
+
+ mgr.schedule(STD_ACTIVE_HEARTBEAT_MS, xxx -> {
+ latch.countDown();
+ return null;
+ });
+
+ // capture the task
+ ArgumentCaptor<Runnable> taskCap = ArgumentCaptor.forClass(Runnable.class);
+
+ verify(sched, times(2)).schedule(taskCap.capture(), any(Long.class), any(TimeUnit.class));
+
+ // execute it
+ taskCap.getValue().run();
+
+ assertEquals(0, latch.getCount());
+ }
+
+ @Test
+ public void testTimerActionRun_DiffState() throws Exception {
+ // must start the scheduler
+ startMgr();
+
+ CountDownLatch latch = new CountDownLatch(1);
+
+ mgr.schedule(STD_ACTIVE_HEARTBEAT_MS, xxx -> {
+ latch.countDown();
+ return null;
+ });
+
+ // capture the task
+ ArgumentCaptor<Runnable> taskCap = ArgumentCaptor.forClass(Runnable.class);
+
+ verify(sched, times(2)).schedule(taskCap.capture(), any(Long.class), any(TimeUnit.class));
+
+ // give it a heartbeat so that it transitions to the query state
+ StartState st = (StartState) mgr.getCurrent();
+ Heartbeat hb = new Heartbeat(mgr.getHost(), st.getHbTimestampMs());
+ hb.setChannel(Message.ADMIN);
+
+ String msg = ser.encodeMsg(hb);
+
+ mgr.onTopicEvent(CommInfrastructure.UEB, MY_TOPIC, msg);
+
+ assertTrue(mgr.getCurrent() instanceof QueryState);
+
+ // execute it
+ taskCap.getValue().run();
+
+ // it should NOT have counted down
+ assertEquals(1, latch.getCount());
+ }
+
+ /**
+ * Validates the message content.
+ *
+ * @param tbegin creation time stamp must be no less than this
+ * @param msg message to be validated
+ */
+ private void validateMessageContent(long tbegin, Forward msg) {
+ assertEquals(0, msg.getNumHops());
+ assertTrue(msg.getCreateTimeMs() >= tbegin);
+ assertEquals(mgr.getHost(), msg.getSource());
+ assertEquals(CommInfrastructure.UEB, msg.getProtocol());
+ assertEquals(TOPIC2, msg.getTopic());
+ assertEquals(THE_EVENT, msg.getPayload());
+ assertEquals(REQUEST_ID, msg.getRequestId());
+ }
+
+ /**
+ * Configure the mock controller to act like a real controller, invoking
+ * beforeOffer and then beforeInsert, so we can make sure they pass through.
+ * We'll keep count to ensure we don't get into infinite recursion.
+ *
+ * @param invokeBeforeInsert {@code true} if beforeInsert() should be
+ * invoked, {@code false} if it should be skipped
+ *
+ * @return a latch that will be counted down if both beforeXxx() methods
+ * return false
+ */
+ private CountDownLatch catchRecursion(boolean invokeBeforeInsert) {
+ CountDownLatch recursion = new CountDownLatch(3);
+ CountDownLatch latch = new CountDownLatch(1);
+
+ doAnswer(args -> {
+
+ recursion.countDown();
+ if (recursion.getCount() == 0) {
+ fail("recursive calls to onTopicEvent");
+ }
+
+ int iarg = 0;
+ CommInfrastructure proto = args.getArgumentAt(iarg++, CommInfrastructure.class);
+ String topic = args.getArgumentAt(iarg++, String.class);
+ String event = args.getArgumentAt(iarg++, String.class);
+
+ if (mgr.beforeOffer(proto, topic, event)) {
+ return null;
+ }
+
+ if (invokeBeforeInsert && mgr.beforeInsert(proto, topic, event, DECODED_EVENT)) {
+ return null;
+ }
+
+ latch.countDown();
+
+ return null;
+ }).when(controller).onTopicEvent(any(), any(), any());
+
+ return latch;
+ }
+
+ /**
+ * Makes an assignment with two buckets.
+ *
+ * @param sameHost {@code true} if the {@link #REQUEST_ID} should has to the
+ * manager's bucket, {@code false} if it should hash to the other
+ * host's bucket
+ * @return a new bucket assignment
+ */
+ private BucketAssignments makeAssignments(boolean sameHost) {
+ int slot = REQUEST_ID.hashCode() % 2;
+
+ // slot numbers are 0 and 1 - reverse them if it's for a different host
+ if (!sameHost) {
+ slot = 1 - slot;
+ }
+
+ String[] asgn = new String[2];
+ asgn[slot] = mgr.getHost();
+ asgn[1 - slot] = HOST2;
+
+ return new BucketAssignments(asgn);
+ }
+
+ /**
+ * Invokes methods necessary to start the manager.
+ *
+ * @throws PoolingFeatureException if an error occurs
+ */
+ private void startMgr() throws PoolingFeatureException {
+ mgr.beforeStart();
+ mgr.afterStart();
+ }
+
+ /**
+ * Invokes methods necessary to lock the manager.
+ */
+ private void lockMgr() {
+ mgr.beforeLock();
+ }
+
+ /**
+ * Invokes methods necessary to unlock the manager.
+ */
+ private void unlockMgr() {
+ mgr.afterUnlock();
+ }
+
+ /**
+ * Used to create a mock object that implements both super interfaces.
+ */
+ private static interface ListeningController extends TopicListener, PolicyController {
+
+ }
+
+ /**
+ * Invokes a method that is expected to throw an exception.
+ *
+ * @param exClass class of exception that is expected
+ * @param func function to invoke
+ * @return the exception that was thrown
+ * @throws AssertionError if no exception was thrown
+ */
+ private <T extends Exception> T expectException(Class<T> exClass, ExFunction<T> func) {
+ try {
+ func.apply(null);
+ throw new AssertionError("missing exception");
+
+ } catch (Exception e) {
+ return exClass.cast(e);
+ }
+ }
+
+ /**
+ * Function that is expected to throw an exception.
+ *
+ * @param <T> type of exception the function is expected to throw
+ */
+ @FunctionalInterface
+ private static interface ExFunction<T extends Exception> {
+
+ /**
+ * Invokes the function.
+ *
+ * @param arg always {@code null}
+ * @throws T if an error occurs
+ */
+ public void apply(Void arg) throws T;
+
+ }
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingPropertiesTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingPropertiesTest.java
new file mode 100644
index 00000000..63eb59d4
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/PoolingPropertiesTest.java
@@ -0,0 +1,178 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.onap.policy.common.utils.properties.SpecPropertyConfiguration.generalize;
+import static org.onap.policy.common.utils.properties.SpecPropertyConfiguration.specialize;
+import static org.onap.policy.drools.pooling.PoolingProperties.ACTIVE_HEARTBEAT_MS;
+import static org.onap.policy.drools.pooling.PoolingProperties.FEATURE_ENABLED;
+import static org.onap.policy.drools.pooling.PoolingProperties.IDENTIFICATION_MS;
+import static org.onap.policy.drools.pooling.PoolingProperties.INTER_HEARTBEAT_MS;
+import static org.onap.policy.drools.pooling.PoolingProperties.OFFLINE_AGE_MS;
+import static org.onap.policy.drools.pooling.PoolingProperties.OFFLINE_LIMIT;
+import static org.onap.policy.drools.pooling.PoolingProperties.POOLING_TOPIC;
+import static org.onap.policy.drools.pooling.PoolingProperties.REACTIVATE_MS;
+import static org.onap.policy.drools.pooling.PoolingProperties.START_HEARTBEAT_MS;
+import java.util.Properties;
+import java.util.function.Function;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.common.utils.properties.exception.PropertyException;
+
+public class PoolingPropertiesTest {
+
+ private static final String CONTROLLER = "a.controller";
+
+ private static final String STD_POOLING_TOPIC = "my.topic";
+ public static final boolean STD_FEATURE_ENABLED = true;
+ public static final int STD_OFFLINE_LIMIT = 10;
+ public static final long STD_OFFLINE_AGE_MS = 1000L;
+ public static final long STD_START_HEARTBEAT_MS = 2000L;
+ public static final long STD_REACTIVATE_MS = 3000L;
+ public static final long STD_IDENTIFICATION_MS = 4000L;
+ public static final long STD_LEADER_MS = 5000L;
+ public static final long STD_ACTIVE_HEARTBEAT_MS = 6000L;
+ public static final long STD_INTER_HEARTBEAT_MS = 7000L;
+
+ private Properties plain;
+ private PoolingProperties pooling;
+
+ @Before
+ public void setUp() throws Exception {
+ plain = makeProperties();
+
+ pooling = new PoolingProperties(CONTROLLER, plain);
+ }
+
+ @Test
+ public void testPoolingProperties() throws PropertyException {
+ // ensure no exceptions
+ new PoolingProperties(CONTROLLER, plain);
+ }
+
+ @Test
+ public void testGetSource() {
+ assertEquals(plain, pooling.getSource());
+ }
+
+ @Test
+ public void testGetPoolingTopic() {
+ assertEquals(STD_POOLING_TOPIC, pooling.getPoolingTopic());
+ }
+
+ @Test(expected = IllegalArgumentException.class)
+ public void testGetPoolingTopic_Generalize() {
+ // shouldn't be able to generalize the topic
+ generalize(POOLING_TOPIC);
+ }
+
+ @Test
+ public void testGetOfflineLimit() throws PropertyException {
+ doTest(OFFLINE_LIMIT, STD_OFFLINE_LIMIT, 1000, xxx -> pooling.getOfflineLimit());
+ }
+
+ @Test
+ public void testGetOfflineAgeMs() throws PropertyException {
+ doTest(OFFLINE_AGE_MS, STD_OFFLINE_AGE_MS, 60000L, xxx -> pooling.getOfflineAgeMs());
+ }
+
+ @Test
+ public void testGetStartHeartbeatMs() throws PropertyException {
+ doTest(START_HEARTBEAT_MS, STD_START_HEARTBEAT_MS, 50000L, xxx -> pooling.getStartHeartbeatMs());
+ }
+
+ @Test
+ public void testGetReactivateMs() throws PropertyException {
+ doTest(REACTIVATE_MS, STD_REACTIVATE_MS, 50000L, xxx -> pooling.getReactivateMs());
+ }
+
+ @Test
+ public void testGetIdentificationMs() throws PropertyException {
+ doTest(IDENTIFICATION_MS, STD_IDENTIFICATION_MS, 50000L, xxx -> pooling.getIdentificationMs());
+ }
+
+ @Test
+ public void testGetActiveHeartbeatMs() throws PropertyException {
+ doTest(ACTIVE_HEARTBEAT_MS, STD_ACTIVE_HEARTBEAT_MS, 50000L, xxx -> pooling.getActiveHeartbeatMs());
+ }
+
+ @Test
+ public void testGetInterHeartbeatMs() throws PropertyException {
+ doTest(INTER_HEARTBEAT_MS, STD_INTER_HEARTBEAT_MS, 15000L, xxx -> pooling.getInterHeartbeatMs());
+ }
+
+ /**
+ * Tests a particular property. Verifies that the correct value is returned
+ * if the specialized property has a value or the property has no value.
+ * Also verifies that the property name can be generalized.
+ *
+ * @param propnm name of the property of interest
+ * @param specValue expected specialized value
+ * @param dfltValue expected default value
+ * @param func function to get the field
+ * @throws PropertyException if an error occurs
+ */
+ private <T> void doTest(String propnm, T specValue, T dfltValue, Function<Void, T> func) throws PropertyException {
+ /*
+ * With specialized property
+ */
+ pooling = new PoolingProperties(CONTROLLER, plain);
+ assertEquals("special " + propnm, specValue, func.apply(null));
+
+ /*
+ * Ensure the property supports generalization - this will throw an
+ * exception if it does not.
+ */
+ assertFalse(propnm.equals(generalize(propnm)));
+
+ /*
+ * Without the property - should use the default value.
+ */
+ plain.remove(specialize(propnm, CONTROLLER));
+ plain.remove(generalize(propnm));
+ pooling = new PoolingProperties(CONTROLLER, plain);
+ assertEquals("default " + propnm, dfltValue, func.apply(null));
+ }
+
+ /**
+ * Makes a set of properties, where all of the properties are specialized
+ * for the controller.
+ *
+ * @return a new property set
+ */
+ private Properties makeProperties() {
+ Properties props = new Properties();
+
+ props.setProperty(specialize(POOLING_TOPIC, CONTROLLER), STD_POOLING_TOPIC);
+ props.setProperty(specialize(FEATURE_ENABLED, CONTROLLER), "" + STD_FEATURE_ENABLED);
+ props.setProperty(specialize(OFFLINE_LIMIT, CONTROLLER), "" + STD_OFFLINE_LIMIT);
+ props.setProperty(specialize(OFFLINE_AGE_MS, CONTROLLER), "" + STD_OFFLINE_AGE_MS);
+ props.setProperty(specialize(START_HEARTBEAT_MS, CONTROLLER), "" + STD_START_HEARTBEAT_MS);
+ props.setProperty(specialize(REACTIVATE_MS, CONTROLLER), "" + STD_REACTIVATE_MS);
+ props.setProperty(specialize(IDENTIFICATION_MS, CONTROLLER), "" + STD_IDENTIFICATION_MS);
+ props.setProperty(specialize(ACTIVE_HEARTBEAT_MS, CONTROLLER), "" + STD_ACTIVE_HEARTBEAT_MS);
+ props.setProperty(specialize(INTER_HEARTBEAT_MS, CONTROLLER), "" + STD_INTER_HEARTBEAT_MS);
+
+ return props;
+ }
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/SerializerTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/SerializerTest.java
new file mode 100644
index 00000000..4206a836
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/SerializerTest.java
@@ -0,0 +1,96 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.onap.policy.drools.pooling.state.FilterUtils.makeAnd;
+import static org.onap.policy.drools.pooling.state.FilterUtils.makeEquals;
+import static org.onap.policy.drools.pooling.state.FilterUtils.makeOr;
+import java.util.Map;
+import java.util.TreeMap;
+import org.junit.Test;
+import org.onap.policy.drools.pooling.message.Message;
+import org.onap.policy.drools.pooling.message.Query;
+
+public class SerializerTest {
+
+ @Test
+ public void testSerializer() {
+ new Serializer();
+ }
+
+ @Test
+ @SuppressWarnings("unchecked")
+ public void testEncodeFilter() throws Exception {
+ Serializer ser = new Serializer();
+
+ /*
+ * Ensure raw maps serialize as expected. Use a TreeMap so the field
+ * order is predictable.
+ */
+ Map<String, Object> top = new TreeMap<>();
+ Map<String, Object> inner = new TreeMap<>();
+ top.put("abc", 20);
+ top.put("def", inner);
+ top.put("ghi", true);
+ inner.put("xyz", 30);
+ assertEquals("{'abc':20,'def':{'xyz':30},'ghi':true}".replace('\'', '"'), ser.encodeFilter(top));
+
+ /*
+ * Ensure we can encode a complicated filter without throwing an
+ * exception
+ */
+ Map<String, Object> complexFilter = makeAnd(makeEquals("fieldC", "valueC"),
+ makeOr(makeEquals("fieldA", "valueA"), makeEquals("fieldB", "valueB")));
+ String val = ser.encodeFilter(complexFilter);
+ assertFalse(val.isEmpty());
+ }
+
+ @Test
+ public void testEncodeMsg_testDecodeMsg() throws Exception {
+ Serializer ser = new Serializer();
+
+ Query msg = new Query("hostA");
+ msg.setChannel("channelB");
+
+ String encoded = ser.encodeMsg(msg);
+ assertNotNull(encoded);
+
+ Message decoded = ser.decodeMsg(encoded);
+ assertEquals(Query.class, decoded.getClass());
+
+ assertEquals(msg.getSource(), decoded.getSource());
+ assertEquals(msg.getChannel(), decoded.getChannel());
+
+ // should work a second time, too
+ encoded = ser.encodeMsg(msg);
+ assertNotNull(encoded);
+
+ decoded = ser.decodeMsg(encoded);
+ assertEquals(Query.class, decoded.getClass());
+
+ assertEquals(msg.getSource(), decoded.getSource());
+ assertEquals(msg.getChannel(), decoded.getChannel());
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/SpecPropertiesTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/SpecPropertiesTest.java
new file mode 100644
index 00000000..8b495099
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/SpecPropertiesTest.java
@@ -0,0 +1,186 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import java.util.Properties;
+import org.junit.Before;
+import org.junit.Test;
+
+public class SpecPropertiesTest {
+
+ /**
+ * Property prefix of interest.
+ */
+ private static final String MY_PREFIX = "my.prefix";
+
+ /**
+ * Specialization, which follows the prefix.
+ */
+ private static final String MY_SPEC = "my.spec";
+
+ /**
+ * Generalized prefix (i.e., without the spec).
+ */
+ private static final String PREFIX_GEN = MY_PREFIX + ".";
+
+ /**
+ * Specialized prefix (i.e., with the spec).
+ */
+ private static final String PREFIX_SPEC = PREFIX_GEN + MY_SPEC + ".";
+
+ /**
+ * Suffix to add to property names to generate names of properties that are
+ * not populated.
+ */
+ private static final String SUFFIX = ".suffix";
+
+ /**
+ * Property name without a prefix.
+ */
+ private static final String PROP_NO_PREFIX = "other";
+
+ /**
+ * Generalized property name (i.e., without the spec).
+ */
+ private static final String PROP_GEN = PREFIX_GEN + "generalized";
+
+ // property names that include the spec
+ private static final String PROP_SPEC = PREFIX_SPEC + "specialized";
+ private static final String PROP_UNKNOWN = PREFIX_SPEC + "unknown";
+
+ // property values
+ private static final String VAL_NO_PREFIX = "no-prefix";
+ private static final String VAL_GEN = "gen";
+ private static final String VAL_SPEC = "spec";
+
+ private static final String VAL_DEFAULT = "default value";
+
+ private Properties supportingProps;
+ private SpecProperties props;
+
+ @Before
+ public void setUp() {
+ supportingProps = new Properties();
+
+ supportingProps.setProperty(PROP_NO_PREFIX, VAL_NO_PREFIX);
+ supportingProps.setProperty(PROP_GEN, VAL_GEN);
+ supportingProps.setProperty(PROP_SPEC, VAL_SPEC);
+
+ props = new SpecProperties(MY_PREFIX, MY_SPEC);
+
+ props.putAll(supportingProps);
+ }
+
+ @Test
+ public void testSpecPropertiesStringString() {
+
+ // no supporting properties
+ props = new SpecProperties(MY_PREFIX, MY_SPEC);
+
+ assertEquals(PREFIX_GEN, props.getPrefix());
+ assertEquals(PREFIX_SPEC, props.getSpecPrefix());
+
+ // everything is null
+ assertNull(props.getProperty(gen(PROP_NO_PREFIX)));
+ assertNull(props.getProperty(gen(PROP_GEN)));
+ assertNull(props.getProperty(gen(PROP_SPEC)));
+ assertNull(props.getProperty(gen(PROP_UNKNOWN)));
+ }
+
+ @Test
+ public void testSpecPropertiesStringStringProperties() {
+
+ // use supportingProps as default properties
+ props = new SpecProperties(MY_PREFIX, MY_SPEC, supportingProps);
+
+ assertEquals(PREFIX_GEN, props.getPrefix());
+ assertEquals(PREFIX_SPEC, props.getSpecPrefix());
+
+ assertEquals(VAL_NO_PREFIX, props.getProperty(gen(PROP_NO_PREFIX)));
+ assertEquals(VAL_GEN, props.getProperty(gen(PROP_GEN)));
+ assertEquals(VAL_SPEC, props.getProperty(gen(PROP_SPEC)));
+ assertNull(props.getProperty(gen(PROP_UNKNOWN)));
+ }
+
+ @Test
+ public void testWithTrailingDot() {
+ // neither has trailing dot
+ assertEquals(PREFIX_GEN, props.getPrefix());
+ assertEquals(PREFIX_SPEC, props.getSpecPrefix());
+
+ // both have trailing dot
+ props = new SpecProperties(PREFIX_GEN, MY_SPEC + ".");
+ assertEquals(PREFIX_GEN, props.getPrefix());
+ assertEquals(PREFIX_SPEC, props.getSpecPrefix());
+ }
+
+ @Test
+ public void testGetPropertyString() {
+ // the key does contain the prefix
+ assertEquals(VAL_NO_PREFIX, props.getProperty(gen(PROP_NO_PREFIX)));
+ assertNull(props.getProperty(gen(PROP_NO_PREFIX + SUFFIX)));
+
+ // specialized value exists
+ assertEquals(VAL_GEN, props.getProperty(gen(PROP_GEN)));
+ assertNull(props.getProperty(gen(PROP_GEN + SUFFIX)));
+
+ // generalized value exists
+ assertEquals(VAL_SPEC, props.getProperty(gen(PROP_SPEC)));
+ assertNull(props.getProperty(gen(PROP_SPEC + SUFFIX)));
+
+ // not found
+ assertNull(props.getProperty(gen(PROP_UNKNOWN)));
+ assertNull(props.getProperty(gen(PROP_UNKNOWN + SUFFIX)));
+ }
+
+ @Test
+ public void testGetPropertyStringString() {
+ // the key does contain the prefix
+ assertEquals(VAL_NO_PREFIX, props.getProperty(gen(PROP_NO_PREFIX), VAL_DEFAULT));
+ assertEquals(VAL_DEFAULT, props.getProperty(gen(PROP_NO_PREFIX + SUFFIX), VAL_DEFAULT));
+
+ // specialized value exists
+ assertEquals(VAL_GEN, props.getProperty(gen(PROP_GEN), VAL_DEFAULT));
+ assertEquals(VAL_DEFAULT, props.getProperty(gen(PROP_GEN + SUFFIX), VAL_DEFAULT));
+
+ // generalized value exists
+ assertEquals(VAL_SPEC, props.getProperty(gen(PROP_SPEC), VAL_DEFAULT));
+ assertEquals(VAL_DEFAULT, props.getProperty(gen(PROP_SPEC + SUFFIX), VAL_DEFAULT));
+
+ // not found
+ assertEquals(VAL_DEFAULT, props.getProperty(gen(PROP_UNKNOWN), VAL_DEFAULT));
+ assertEquals(VAL_DEFAULT, props.getProperty(gen(PROP_UNKNOWN + SUFFIX), VAL_DEFAULT));
+
+ // can return null
+ assertNull(props.getProperty(gen(PROP_UNKNOWN), null));
+ }
+
+ private String gen(String propnm) {
+ if (propnm.startsWith(PREFIX_SPEC)) {
+ return PREFIX_GEN + propnm.substring(PREFIX_SPEC.length());
+ }
+
+ return propnm;
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ClassExtractorsTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ClassExtractorsTest.java
new file mode 100644
index 00000000..e9246430
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ClassExtractorsTest.java
@@ -0,0 +1,440 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.extractor;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNull;
+import java.util.Map;
+import java.util.Properties;
+import java.util.TreeMap;
+import java.util.function.Function;
+import org.junit.Before;
+import org.junit.Test;
+
+public class ClassExtractorsTest {
+
+ private static final int NTIMES = 5;
+
+ private static final String MY_TYPE = "theType";
+ private static final String PROP_PREFIX = "extractor." + MY_TYPE + ".";
+
+ private static final String VALUE = "a value";
+ private static final Integer INT_VALUE = 10;
+ private static final Integer INT_VALUE2 = 20;
+
+ private Properties props;
+ private ClassExtractors map;
+
+ @Before
+ public void setUp() {
+ props = new Properties();
+
+ props.setProperty(PROP_PREFIX + Simple.class.getName(), "${intValue}");
+ props.setProperty(PROP_PREFIX + WithString.class.getName(), "${strValue}");
+
+ map = new ClassExtractors(props, PROP_PREFIX, MY_TYPE);
+ }
+
+ @Test
+ public void testExtract() {
+ Simple obj = new Simple();
+ assertEquals(INT_VALUE, map.extract(obj));
+
+ // string value
+ assertEquals(VALUE, tryIt(Simple.class, "${strValue}", xxx -> new Simple()));
+
+ // null object
+ assertNull(map.extract(null));
+
+ // values from two different kinds of objects
+ props = new Properties();
+ props.setProperty(PROP_PREFIX + Simple.class.getName(), "${intValue}");
+ props.setProperty(PROP_PREFIX + WithString.class.getName(), "${strValue}");
+ map = new ClassExtractors(props, PROP_PREFIX, MY_TYPE);
+
+ assertEquals(INT_VALUE, map.extract(new Simple()));
+ assertEquals(VALUE, map.extract(new Sub()));
+
+ // values from a superclass method, but property defined for subclass
+ props = new Properties();
+ props.setProperty(PROP_PREFIX + Sub.class.getName(), "${strValue}");
+ map = new ClassExtractors(props, PROP_PREFIX, MY_TYPE);
+
+ assertEquals(VALUE, map.extract(new Sub()));
+
+ // values from a superclass field, but property defined for subclass
+ props = new Properties();
+ props.setProperty(PROP_PREFIX + Sub.class.getName(), "${intValue}");
+ map = new ClassExtractors(props, PROP_PREFIX, MY_TYPE);
+
+ assertEquals(INT_VALUE, map.extract(new Sub()));
+
+
+ // prefix includes trailing "."
+ props = new Properties();
+ props.setProperty(PROP_PREFIX + Simple.class.getName(), "${intValue}");
+ map = new ClassExtractors(props, PROP_PREFIX.substring(0, PROP_PREFIX.length() - 1), MY_TYPE);
+ assertEquals(INT_VALUE, map.extract(new Simple()));
+
+
+ // values from an class in a different file
+ props = new Properties();
+ props.setProperty(PROP_PREFIX + ClassExtractorsTestSupport.class.getName(), "${nested.theValue}");
+ map = new ClassExtractors(props, PROP_PREFIX, MY_TYPE);
+
+ assertEquals(ClassExtractorsTestSupport2.NESTED_VALUE, map.extract(new ClassExtractorsTestSupport()));
+ }
+
+ @Test
+ public void testGetExtractor() {
+ Simple obj = new Simple();
+
+ // repeat - shouldn't re-create the extractor
+ for (int x = 0; x < NTIMES; ++x) {
+ assertEquals("x=" + x, INT_VALUE, map.extract(obj));
+ assertEquals("x=" + x, 1, map.size());
+ }
+ }
+
+ @Test
+ public void testBuildExtractorClass_TopLevel() {
+ // extractor defined for top-level class
+ props = new Properties();
+ props.setProperty(PROP_PREFIX + Sub.class.getName(), "${strValue}");
+
+ map = new ClassExtractors(props, PROP_PREFIX, MY_TYPE);
+ assertEquals(VALUE, map.extract(new Sub()));
+
+ // one extractor for top-level class
+ assertEquals(1, map.size());
+ }
+
+ @Test
+ public void testBuildExtractorClass_SuperClass() {
+ // extractor defined for superclass (interface)
+ assertEquals(VALUE, map.extract(new Sub()));
+
+ // one extractor for top-level class and one for interface
+ assertEquals(2, map.size());
+ }
+
+ @Test
+ public void testBuildExtractorClass_NotDefined() {
+ // no extractor defined for "this" class
+ assertNull(map.extract(this));
+
+ // one NULL extractor for top-level class
+ assertEquals(1, map.size());
+ }
+
+ @Test
+ public void testBuildExtractorClassString() {
+ // no leading "${"
+ assertNull(tryIt(Simple.class, "intValue}", xxx -> new Simple()));
+
+ // no trailing "}"
+ assertNull(tryIt(Simple.class, "${intValue", xxx -> new Simple()));
+
+ // leading "."
+ assertNull(tryIt(Sub.class, "${.simple.strValue}", xxx -> new Sub()));
+
+ // trailing "."
+ assertNull(tryIt(Sub.class, "${simple.strValue.}", xxx -> new Sub()));
+
+ // one component
+ assertEquals(VALUE, tryIt(Sub.class, "${strValue}", xxx -> new Sub()));
+
+ // two components
+ assertEquals(VALUE, tryIt(Sub.class, "${simple.strValue}", xxx -> new Sub()));
+
+ // invalid component
+ assertNull(tryIt(Sub.class, "${unknown}", xxx -> new Sub()));
+ }
+
+ @Test
+ public void testGetClassExtractor_InSuper() {
+ // field in the superclass
+ assertEquals(INT_VALUE, tryIt(Super.class, "${intValue}", xxx -> new Sub()));
+ }
+
+ @Test
+ public void testGetClassExtractor_InInterface() {
+ // defined in the interface
+ assertEquals(VALUE, map.extract(new Sub()));
+ }
+
+ @Test
+ public void testNullExtractorExtract() {
+ // empty properties - should only create NullExtractor
+ map = new ClassExtractors(new Properties(), PROP_PREFIX, MY_TYPE);
+
+ Simple obj = new Simple();
+
+ // repeat - shouldn't re-create the extractor
+ for (int x = 0; x < NTIMES; ++x) {
+ assertNull("x=" + x, map.extract(obj));
+ assertEquals("x=" + x, 1, map.size());
+ }
+ }
+
+ @Test
+ public void testComponetizedExtractor() {
+ // one component
+ assertEquals(VALUE, tryIt(Sub.class, "${strValue}", xxx -> new Sub()));
+
+ // three components
+ assertEquals(VALUE, tryIt(Sub.class, "${cont.data.strValue}", xxx -> new Sub()));
+ }
+
+ @Test
+ public void testComponetizedExtractorBuildExtractor_Method() {
+ assertEquals(INT_VALUE, tryIt(Simple.class, "${intValue}", xxx -> new Simple()));
+ }
+
+ @Test
+ public void testComponetizedExtractorBuildExtractor_Field() {
+ assertEquals(VALUE, tryIt(Simple.class, "${strValue}", xxx -> new Simple()));
+ }
+
+ @Test
+ public void testComponetizedExtractorBuildExtractor_Map() {
+ Map<String, Object> inner = new TreeMap<>();
+ inner.put("inner1", "abc1");
+ inner.put("inner2", "abc2");
+
+ Map<String, Object> outer = new TreeMap<>();
+ outer.put("outer1", "def1");
+ outer.put("outer2", inner);
+
+ Simple obj = new Simple();
+
+ props.setProperty(PROP_PREFIX + Simple.class.getName(), "${mapValue}");
+ map = new ClassExtractors(props, PROP_PREFIX, MY_TYPE);
+ assertEquals(null, map.extract(obj));
+
+ obj.mapValue = outer;
+ props.setProperty(PROP_PREFIX + Simple.class.getName(), "${mapValue.outer2.inner2}");
+ map = new ClassExtractors(props, PROP_PREFIX, MY_TYPE);
+ assertEquals("abc2", map.extract(obj));
+ }
+
+ @Test
+ public void testComponetizedExtractorBuildExtractor_Unknown() {
+ assertNull(tryIt(Simple.class, "${unknown2}", xxx -> new Simple()));
+ }
+
+ @Test
+ public void testComponetizedExtractorExtract_MiddleNull() {
+ // data component is null
+ assertEquals(null, tryIt(Sub.class, "${cont.data.strValue}", xxx -> {
+ Sub obj = new Sub();
+ obj.cont.simpleValue = null;
+ return obj;
+ }));
+ }
+
+ @Test
+ public void testComponetizedExtractorGetMethodExtractor_VoidMethod() {
+ // tell it to use getVoidValue()
+ props.setProperty(PROP_PREFIX + Simple.class.getName(), "${voidValue}");
+ map = new ClassExtractors(props, PROP_PREFIX, MY_TYPE);
+
+ Simple obj = new Simple();
+ assertNull(map.extract(obj));
+
+ assertFalse(obj.voidInvoked);
+ }
+
+ @Test
+ public void testComponetizedExtractorGetMethodExtractor() {
+ assertEquals(INT_VALUE, map.extract(new Simple()));
+ }
+
+ @Test
+ public void testComponetizedExtractorGetFieldExtractor() {
+ // use a field
+ assertEquals(VALUE, tryIt(Simple.class, "${strValue}", xxx -> new Simple()));
+ }
+
+ @Test
+ public void testComponetizedExtractorGetMapExtractor() {
+ Map<String, Object> inner = new TreeMap<>();
+ inner.put("inner1", "abc1");
+ inner.put("inner2", "abc2");
+
+ Map<String, Object> outer = new TreeMap<>();
+ outer.put("outer1", "def1");
+ outer.put("outer2", inner);
+
+ Simple obj = new Simple();
+
+ obj.mapValue = outer;
+ props.setProperty(PROP_PREFIX + Simple.class.getName(), "${mapValue.outer2.inner2}");
+ map = new ClassExtractors(props, PROP_PREFIX, MY_TYPE);
+ assertEquals("abc2", map.extract(obj));
+ }
+
+ @Test
+ public void testComponetizedExtractorGetMapExtractor_MapSubclass() {
+ Map<String, Object> inner = new TreeMap<>();
+ inner.put("inner1", "abc1");
+ inner.put("inner2", "abc2");
+
+ MapSubclass outer = new MapSubclass();
+ outer.put("outer1", "def1");
+ outer.put("outer2", inner);
+
+ Simple obj = new Simple();
+
+ props.setProperty(PROP_PREFIX + Simple.class.getName(), "${mapValue}");
+ map = new ClassExtractors(props, PROP_PREFIX, MY_TYPE);
+ assertEquals(null, map.extract(obj));
+
+ obj.mapValue = outer;
+ props.setProperty(PROP_PREFIX + Simple.class.getName(), "${mapValue.outer2.inner2}");
+ map = new ClassExtractors(props, PROP_PREFIX, MY_TYPE);
+ assertEquals("abc2", map.extract(obj));
+ }
+
+ /**
+ * Sets a property for the given class, makes an object, and then returns
+ * the value extracted.
+ *
+ * @param clazz class whose property is to be set
+ * @param propval value to which to set the property
+ * @param makeObj function to create the object whose data is to be
+ * extracted
+ * @return the extracted data, or {@code null} if nothing was extracted
+ */
+ private Object tryIt(Class<?> clazz, String propval, Function<Void, Object> makeObj) {
+ Properties props = new Properties();
+ props.setProperty(PROP_PREFIX + clazz.getName(), propval);
+
+ map = new ClassExtractors(props, PROP_PREFIX, MY_TYPE);
+
+ return map.extract(makeObj.apply(null));
+ }
+
+ /**
+ * A Map subclass, used to verify that getMapExtractor() still handles it.
+ */
+ private static class MapSubclass extends TreeMap<String, Object> {
+ private static final long serialVersionUID = 1L;
+
+ }
+
+ /**
+ * A simple class.
+ */
+ private static class Simple {
+
+ /**
+ * This will not be used because getIntValue() will override it.
+ */
+ @SuppressWarnings("unused")
+ private int intValue = INT_VALUE2;
+
+ /**
+ * Used to verify retrieval via a field name.
+ */
+ @SuppressWarnings("unused")
+ private String strValue = VALUE;
+
+ /**
+ * Used to verify retrieval within maps.
+ */
+ @SuppressWarnings("unused")
+ private Map<String, Object> mapValue = null;
+
+ /**
+ * {@code True} if {@link #getVoidValue()} was invoked, {@code false}
+ * otherwise.
+ */
+ private boolean voidInvoked = false;
+
+ /**
+ * This function will supercede the value in the "intValue" field.
+ *
+ * @return INT_VALUE
+ */
+ @SuppressWarnings("unused")
+ public Integer getIntValue() {
+ return INT_VALUE;
+ }
+
+ /**
+ * Used to verify that void functions are not invoked.
+ */
+ @SuppressWarnings("unused")
+ public void getVoidValue() {
+ voidInvoked = true;
+ }
+ }
+
+ /**
+ * Used to verify multi-component retrieval.
+ */
+ private static class Container {
+ private Simple simpleValue = new Simple();
+
+ @SuppressWarnings("unused")
+ public Simple getData() {
+ return simpleValue;
+ }
+ }
+
+ /**
+ * Used to verify extraction when the property refers to an interface.
+ */
+ private static interface WithString {
+
+ public String getStrValue();
+ }
+
+ /**
+ * Used to verify retrieval within a superclass.
+ */
+ private static class Super implements WithString {
+
+ @SuppressWarnings("unused")
+ private int intValue = INT_VALUE;
+
+ @Override
+ public String getStrValue() {
+ return VALUE;
+ }
+ }
+
+ /**
+ * Used to verify retrieval within a subclass.
+ */
+ private static class Sub extends Super {
+
+ @SuppressWarnings("unused")
+ private Simple simple = new Simple();
+
+ /**
+ * Used to verify multi-component retrieval.
+ */
+ private Container cont = new Container();
+ }
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ClassExtractorsTestSupport.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ClassExtractorsTestSupport.java
new file mode 100644
index 00000000..be8d6c26
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ClassExtractorsTestSupport.java
@@ -0,0 +1,40 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.extractor;
+
+/**
+ * Used to test extractors.
+ */
+public class ClassExtractorsTestSupport {
+
+ private ClassExtractorsTestSupport2 nested = new ClassExtractorsTestSupport2();
+
+ /**
+ *
+ */
+ public ClassExtractorsTestSupport() {
+ super();
+ }
+
+ protected ClassExtractorsTestSupport2 getNested() {
+ return nested;
+ }
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ClassExtractorsTestSupport2.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ClassExtractorsTestSupport2.java
new file mode 100644
index 00000000..6941d033
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ClassExtractorsTestSupport2.java
@@ -0,0 +1,32 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.extractor;
+
+/**
+ * Used to test extractors.
+ */
+public class ClassExtractorsTestSupport2 {
+
+ public static final int NESTED_VALUE = 30;
+
+ @SuppressWarnings("unused")
+ private int theValue = NESTED_VALUE;
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ExtractorExceptionTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ExtractorExceptionTest.java
new file mode 100644
index 00000000..d1458de7
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/ExtractorExceptionTest.java
@@ -0,0 +1,34 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.extractor;
+
+import static org.junit.Assert.assertEquals;
+import org.junit.Test;
+import org.onap.policy.common.utils.test.ExceptionsTester;
+
+public class ExtractorExceptionTest extends ExceptionsTester {
+
+ @Test
+ public void test() {
+ assertEquals(5, test(ExtractorException.class));
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/FieldExtractorTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/FieldExtractorTest.java
new file mode 100644
index 00000000..6fc2e20e
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/FieldExtractorTest.java
@@ -0,0 +1,77 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.extractor;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import java.lang.reflect.Field;
+import org.junit.Before;
+import org.junit.Test;
+
+public class FieldExtractorTest {
+
+ private static final String VALUE = "the value";
+ private static final Integer INT_VALUE = 10;
+
+ private Field field;
+ private FieldExtractor ext;
+
+ @Before
+ public void setUp() throws Exception {
+ field = MyClass.class.getDeclaredField("value");
+ ext = new FieldExtractor(field);
+ }
+
+ @Test
+ public void testExtract() throws Exception {
+ assertEquals(VALUE, ext.extract(new MyClass()));
+
+ // repeat
+ assertEquals(VALUE, ext.extract(new MyClass()));
+
+ // null value
+ MyClass obj = new MyClass();
+ obj.value = null;
+ assertEquals(null, ext.extract(obj));
+
+ obj.value = VALUE + "X";
+ assertEquals(VALUE + "X", ext.extract(obj));
+
+ // different value type
+ field = MyClass.class.getDeclaredField("value2");
+ ext = new FieldExtractor(field);
+ assertEquals(INT_VALUE, ext.extract(new MyClass()));
+ }
+
+ @Test
+ public void testExtract_ArgEx() {
+ // pass it the wrong class type
+ assertNull(ext.extract(this));
+ }
+
+ private static class MyClass {
+ @SuppressWarnings("unused")
+ private String value = VALUE;
+
+ @SuppressWarnings("unused")
+ private int value2 = INT_VALUE;
+ }
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/MapExtractorTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/MapExtractorTest.java
new file mode 100644
index 00000000..48985bf3
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/MapExtractorTest.java
@@ -0,0 +1,72 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.extractor;
+
+import static org.junit.Assert.*;
+import java.util.HashMap;
+import java.util.Map;
+import org.junit.Before;
+import org.junit.Test;
+
+public class MapExtractorTest {
+ private static final String KEY = "a.key";
+ private static final String VALUE = "a.value";
+
+ private MapExtractor ext;
+
+ @Before
+ public void setUp() {
+ ext = new MapExtractor(KEY);
+ }
+
+ @Test
+ public void testExtract_NotAMap() {
+
+ // object is not a map (i.e., it's a String)
+ assertNull(ext.extract(KEY));
+ }
+
+ @Test
+ public void testExtract_MissingValue() {
+
+ Map<String,Object> map = new HashMap<>();
+ map.put(KEY+"x", VALUE+"x");
+
+ // object is a map, but doesn't have the key
+ assertNull(ext.extract(map));
+ }
+
+ @Test
+ public void testExtract() {
+
+ Map<String,Object> map = new HashMap<>();
+ map.put(KEY+"x", VALUE+"x");
+ map.put(KEY, VALUE);
+
+ // object is a map and contains the key
+ assertEquals(VALUE, ext.extract(map));
+
+ // change to value to a different type
+ map.put(KEY, 20);
+ assertEquals(20, ext.extract(map));
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/MethodExtractorTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/MethodExtractorTest.java
new file mode 100644
index 00000000..ae5858e7
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/extractor/MethodExtractorTest.java
@@ -0,0 +1,99 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.extractor;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import java.lang.reflect.Method;
+import org.junit.Before;
+import org.junit.Test;
+
+public class MethodExtractorTest {
+
+ private static final String VALUE = "the value";
+ private static final Integer INT_VALUE = 10;
+
+ private Method meth;
+ private MethodExtractor ext;
+
+ @Before
+ public void setUp() throws Exception {
+ meth = MyClass.class.getMethod("getValue");
+ ext = new MethodExtractor(meth);
+ }
+
+ @Test
+ public void testExtract() throws Exception {
+ assertEquals(VALUE, ext.extract(new MyClass()));
+
+ // repeat
+ assertEquals(VALUE, ext.extract(new MyClass()));
+
+ // null value
+ MyClass obj = new MyClass();
+ meth = MyClass.class.getMethod("getNullValue");
+ ext = new MethodExtractor(meth);
+ assertEquals(null, ext.extract(obj));
+
+ // different value type
+ meth = MyClass.class.getMethod("getIntValue");
+ ext = new MethodExtractor(meth);
+ assertEquals(INT_VALUE, ext.extract(new MyClass()));
+ }
+
+ @Test
+ public void testExtract_ArgEx() {
+ // pass it the wrong class type
+ assertNull(ext.extract(this));
+ }
+
+ @Test
+ public void testExtract_InvokeEx() throws Exception {
+ // invoke method that throws an exception
+ meth = MyClass.class.getMethod("throwException");
+ ext = new MethodExtractor(meth);
+ assertEquals(null, ext.extract(new MyClass()));
+ }
+
+ private static class MyClass {
+
+ @SuppressWarnings("unused")
+ public String getValue() {
+ return VALUE;
+ }
+
+ @SuppressWarnings("unused")
+ public int getIntValue() {
+ return INT_VALUE;
+ }
+
+ @SuppressWarnings("unused")
+ public String getNullValue() {
+ return null;
+ }
+
+ @SuppressWarnings("unused")
+ public String throwException() {
+ throw new IllegalStateException("expected");
+ }
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/feature-pooling-dmaap.properties b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/feature-pooling-dmaap.properties
new file mode 100644
index 00000000..a4b5bc76
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/feature-pooling-dmaap.properties
@@ -0,0 +1,33 @@
+
+pooling.controllerA.topic = topic.A
+pooling.controllerA.enabled = true
+pooling.controllerA.offline.queue.limit = 5
+pooling.controllerA.offline.queue.age.milliseconds = 100
+pooling.controllerA.start.heartbeat.milliseconds = 10
+pooling.controllerA.reactivate.milliseconds = 20
+pooling.controllerA.identification.milliseconds = 30
+pooling.controllerA.active.heartbeat.milliseconds = 40
+pooling.controllerA.inter.heartbeat.milliseconds = 50
+
+pooling.controllerB.topic = topic.B
+pooling.controllerB.enabled = true
+pooling.controllerB.offline.queue.limit = 6
+pooling.controllerB.offline.queue.age.milliseconds = 101
+pooling.controllerB.start.heartbeat.milliseconds = 11
+pooling.controllerB.reactivate.milliseconds = 21
+pooling.controllerB.identification.milliseconds = 31
+pooling.controllerB.active.heartbeat.milliseconds = 41
+pooling.controllerB.inter.heartbeat.milliseconds = 51
+
+pooling.controllerDisabled.enabled = false
+
+# this has an invalid property
+pooling.controllerException.topic = topic.B
+pooling.controllerException.enabled = true
+pooling.controllerException.offline.queue.limit = INVALID NUMBER
+pooling.controllerException.offline.queue.age.milliseconds = 101
+pooling.controllerException.start.heartbeat.milliseconds = 11
+pooling.controllerException.reactivate.milliseconds = 21
+pooling.controllerException.identification.milliseconds = 31
+pooling.controllerException.active.heartbeat.milliseconds = 41
+pooling.controllerException.inter.heartbeat.milliseconds = 51
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/BasicMessageTester.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/BasicMessageTester.java
new file mode 100644
index 00000000..69d7e67c
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/BasicMessageTester.java
@@ -0,0 +1,245 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.message;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.fail;
+import org.junit.Test;
+import org.onap.policy.drools.pooling.PoolingFeatureException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+/**
+ * Superclass used to test subclasses of {@link Message}.
+ *
+ * @param <T> type of {@link Message} subclass that this tests
+ */
+public abstract class BasicMessageTester<T extends Message> {
+ // values set by makeValidMessage()
+ public static final String VALID_HOST_PREDECESSOR = "hostA";
+ public static final String VALID_HOST = "hostB";
+ public static final String VALID_CHANNEL = "channelC";
+
+ /**
+ * Used to perform JSON serialization and de-serialization.
+ */
+ public final ObjectMapper mapper = new ObjectMapper();
+
+ /**
+ * The subclass of the type of Message being tested.
+ */
+ private final Class<T> subclazz;
+
+ /**
+ *
+ * @param subclazz subclass of {@link Message} being tested
+ */
+ public BasicMessageTester(Class<T> subclazz) {
+ this.subclazz = subclazz;
+ }
+
+ /**
+ * Creates a default Message and verifies that the source and channel are
+ * {@code null}.
+ *
+ * @return the default Message
+ */
+ @Test
+ public final void testDefaultConstructor() {
+ testDefaultConstructorFields(makeDefaultMessage());
+ }
+
+ /**
+ * Tests that the Message has the correct source, and that the channel is
+ * {@code null}.
+ *
+ * @param msg message to be checked
+ * @param expectedSource what the source is expected to be
+ */
+ @Test
+ public final void testConstructorWithArgs() {
+ testValidFields(makeValidMessage());
+ }
+
+ /**
+ * Makes a valid message and then verifies that it can be serialized and
+ * de-serialized. Verifies that the de-serialized message is of the same
+ * type, and has the same content, as the original.
+ *
+ * @throws Exception if an error occurs
+ */
+ @Test
+ public final void testJsonEncodeDecode() throws Exception {
+ T originalMsg = makeValidMessage();
+
+ Message msg = mapper.readValue(mapper.writeValueAsString(originalMsg), Message.class);
+ assertEquals(subclazz, msg.getClass());
+
+ msg.checkValidity();
+
+ testValidFields(subclazz.cast(msg));
+ }
+
+ /**
+ * Creates a valid Message and verifies that checkValidity() passes.
+ *
+ * @throws PoolingFeatureException if an error occurs
+ */
+ @Test
+ public final void testCheckValidity_Ok() throws PoolingFeatureException {
+ T msg = makeValidMessage();
+ msg.checkValidity();
+
+ testValidFields(subclazz.cast(msg));
+ }
+
+ /**
+ * Creates a default Message and verifies that checkValidity() fails. Does
+ * not throw an exception.
+ */
+ @Test
+ public final void testCheckValidity_DefaultConstructor() {
+ try {
+ makeDefaultMessage().checkValidity();
+ fail("missing exception");
+
+ } catch (PoolingFeatureException expected) {
+ // success
+ }
+ }
+
+ /**
+ * Creates a message via {@link #makeValidMessage()}, updates it via the
+ * given function, and then invokes the checkValidity() method on it. It is
+ * expected that the checkValidity() will throw an exception.
+ *
+ * @param func function to update the message prior to invoking
+ * checkValidity()
+ */
+ public void expectCheckValidityFailure(MessageUpdateFunction<T> func) {
+ try {
+ T msg = makeValidMessage();
+ func.update(msg);
+
+ msg.checkValidity();
+
+ fail("missing exception");
+
+ } catch (PoolingFeatureException expected) {
+ // success
+ }
+ }
+
+ /**
+ * Creates a message via {@link #makeValidMessage()}, updates one of its
+ * fields via the given function, and then invokes the checkValidity()
+ * method on it. It is expected that the checkValidity() will throw an
+ * exception. It checks both the case when the message's field is set to
+ * {@code null}, and when it is set to empty (i.e., "").
+ *
+ * @param func function to update the message's field prior to invoking
+ * checkValidity()
+ */
+ public void expectCheckValidityFailure_NullOrEmpty(MessageFieldUpdateFunction<T> func) {
+ expectCheckValidityFailure(msg -> func.update(msg, null));
+ expectCheckValidityFailure(msg -> func.update(msg, ""));
+ }
+
+ /**
+ * Makes a message using the default constructor.
+ *
+ * @return a new Message
+ */
+ public final T makeDefaultMessage() {
+ try {
+ return subclazz.getConstructor().newInstance();
+
+ } catch (Exception e) {
+ throw new AssertionError(e);
+ }
+ }
+
+
+ // the remaining methods will typically be overridden
+
+ /**
+ * Makes a message that will pass the validity check. Note: this should use
+ * the non-default constructor, and the source and channel should be set to
+ * {@link VALID_HOST} and {@link VALID_CHANNEL}, respectively.
+ *
+ * @return a valid Message
+ */
+ public abstract T makeValidMessage();
+
+ /**
+ * Verifies that fields are set as expected by
+ * {@link #makeDefaultMessage()}.
+ *
+ * @param msg the default Message
+ */
+ public void testDefaultConstructorFields(T msg) {
+ assertNull(msg.getSource());
+ assertNull(msg.getChannel());
+ }
+
+ /**
+ * Verifies that fields are set as expected by {@link #makeValidMessage()}.
+ *
+ * @param msg message whose fields are to be validated
+ */
+ public void testValidFields(T msg) {
+ assertEquals(VALID_HOST, msg.getSource());
+ assertEquals(VALID_CHANNEL, msg.getChannel());
+ }
+
+ /**
+ * Function that updates a message.
+ *
+ * @param <T> type of Message the function updates
+ */
+ @FunctionalInterface
+ public static interface MessageUpdateFunction<T extends Message> {
+
+ /**
+ * Updates a message.
+ *
+ * @param msg message to be updated
+ */
+ public void update(T msg);
+ }
+
+ /**
+ * Function that updates a single field within a message.
+ *
+ * @param <T> type of Message the function updates
+ */
+ @FunctionalInterface
+ public static interface MessageFieldUpdateFunction<T extends Message> {
+
+ /**
+ * Updates a field within a message.
+ *
+ * @param msg message to be updated
+ * @param newValue new field value
+ */
+ public void update(T msg, String newValue);
+ }
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/BucketAssignmentsTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/BucketAssignmentsTest.java
new file mode 100644
index 00000000..ef03d4d6
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/BucketAssignmentsTest.java
@@ -0,0 +1,351 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.message;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+import java.util.SortedSet;
+import java.util.TreeSet;
+import org.junit.Test;
+import org.onap.policy.drools.pooling.PoolingFeatureException;
+
+public class BucketAssignmentsTest {
+
+ @Test
+ public void testBucketAssignments() {
+ new BucketAssignments();
+ }
+
+ @Test
+ public void testBucketAssignmentsStringArray() {
+ String arr[] = {"abc", "def"};
+ BucketAssignments asgn = new BucketAssignments(arr);
+
+ assertNotNull(asgn.getHostArray());
+ assertEquals(arr.toString(), asgn.getHostArray().toString());
+ }
+
+ @Test
+ public void testGetHostArray_testSetHostArray() {
+
+ String arr[] = {"abc", "def"};
+ BucketAssignments asgn = new BucketAssignments(arr);
+
+ assertNotNull(asgn.getHostArray());
+ assertEquals(arr.toString(), asgn.getHostArray().toString());
+
+ String arr2[] = {"xyz"};
+ asgn.setHostArray(arr2);
+
+ assertNotNull(asgn.getHostArray());
+ assertEquals(arr2.toString(), asgn.getHostArray().toString());
+ }
+
+ @Test
+ public void testGetLeader() {
+ // host array is null
+ BucketAssignments asgn = new BucketAssignments();
+ assertNull(asgn.getLeader());
+
+ // array is non-null, but empty
+ asgn.setHostArray(new String[0]);
+ assertNull(asgn.getLeader());
+
+ // all entries are null
+ asgn.setHostArray(new String[5]);
+ assertNull(asgn.getLeader());
+
+ // some entries are null
+ asgn.setHostArray(new String[] {null, "abc", null});
+ assertEquals("abc", asgn.getLeader());
+
+ // only one entry
+ asgn.setHostArray(new String[] {"abc"});
+ assertEquals("abc", asgn.getLeader());
+
+ // first is least
+ asgn.setHostArray(new String[] {"Ahost", "Bhost", "Chost"});
+ assertEquals("Ahost", asgn.getLeader());
+
+ // middle is least
+ asgn.setHostArray(new String[] {"Xhost", "Bhost", "Chost"});
+ assertEquals("Bhost", asgn.getLeader());
+
+ // last is least
+ asgn.setHostArray(new String[] {"Xhost", "Yhost", "Chost"});
+ assertEquals("Chost", asgn.getLeader());
+
+ // multiple entries
+ asgn.setHostArray(new String[] {"Xhost", "Bhost", "Chost", "Bhost", "Xhost", "Chost"});
+ assertEquals("Bhost", asgn.getLeader());
+ }
+
+ @Test
+ public void testHasAssignment() {
+ // host array is null
+ BucketAssignments asgn = new BucketAssignments();
+ assertFalse(asgn.hasAssignment("abc"));
+
+ // array is non-null, but empty
+ asgn.setHostArray(new String[0]);
+ assertFalse(asgn.hasAssignment("abc"));
+
+ // all entries are null
+ asgn.setHostArray(new String[5]);
+ assertFalse(asgn.hasAssignment("abc"));
+
+ // some entries are null
+ asgn.setHostArray(new String[] {null, "abc", null});
+ assertTrue(asgn.hasAssignment("abc"));
+
+ // only one entry
+ asgn.setHostArray(new String[] {"abc"});
+ assertTrue(asgn.hasAssignment("abc"));
+
+ // appears as first entry
+ asgn.setHostArray(new String[] {"abc", "Bhost", "Chost"});
+ assertTrue(asgn.hasAssignment("abc"));
+
+ // appears in middle
+ asgn.setHostArray(new String[] {"Xhost", "abc", "Chost"});
+ assertTrue(asgn.hasAssignment("abc"));
+
+ // appears last
+ asgn.setHostArray(new String[] {"Xhost", "Yhost", "abc"});
+ assertTrue(asgn.hasAssignment("abc"));
+
+ // appears repeatedly
+ asgn.setHostArray(new String[] {"Xhost", "Bhost", "Chost", "Bhost", "Xhost", "Chost"});
+ assertTrue(asgn.hasAssignment("Bhost"));
+ }
+
+ @Test
+ public void testGetAllHosts() {
+ // host array is null
+ BucketAssignments asgn = new BucketAssignments();
+ assertEquals("[]", getSortedHosts(asgn).toString());
+
+ // array is non-null, but empty
+ asgn.setHostArray(new String[0]);
+ assertEquals("[]", getSortedHosts(asgn).toString());
+
+ // all entries are null
+ asgn.setHostArray(new String[5]);
+ assertEquals("[]", getSortedHosts(asgn).toString());
+
+ // some entries are null
+ asgn.setHostArray(new String[] {null, "abc", null});
+ assertEquals("[abc]", getSortedHosts(asgn).toString());
+
+ // only one entry
+ asgn.setHostArray(new String[] {"abc"});
+ assertEquals("[abc]", getSortedHosts(asgn).toString());
+
+ // multiple, repeated entries
+ asgn.setHostArray(new String[] {"def", "abc", "def", "ghi", "def", "def", "xyz"});
+ assertEquals("[abc, def, ghi, xyz]", getSortedHosts(asgn).toString());
+ }
+
+ /**
+ * Gets the hosts, sorted, so that the order is predictable.
+ *
+ * @param asgn assignment whose hosts are to be retrieved
+ * @return a new, sorted set of hosts
+ */
+ private SortedSet<String> getSortedHosts(BucketAssignments asgn) {
+ return new TreeSet<>(asgn.getAllHosts());
+ }
+
+ @Test
+ public void testGetAssignedHost() {
+ // host array is null
+ BucketAssignments asgn = new BucketAssignments();
+ assertNull(asgn.getAssignedHost(3));
+
+ // array is non-null, but empty
+ asgn.setHostArray(new String[0]);
+ assertNull(asgn.getAssignedHost(3));
+
+ // all entries are null
+ asgn.setHostArray(new String[5]);
+ assertNull(asgn.getAssignedHost(3));
+
+ // multiple, repeated entries
+ String[] arr = {"def", "abc", "def", "ghi", "def", "def", "xyz"};
+ asgn.setHostArray(arr);
+
+ for (int x = 0; x < arr.length; ++x) {
+ assertEquals("x=" + x, arr[x], asgn.getAssignedHost(x));
+ }
+
+ // negative
+ assertNull(asgn.getAssignedHost(-1));
+
+ // beyond end
+ assertNull(asgn.getAssignedHost(arr.length));
+ assertNull(asgn.getAssignedHost(arr.length + 1));
+ }
+
+ @Test
+ public void testSize() {
+ // host array is null
+ BucketAssignments asgn = new BucketAssignments();
+ assertEquals(0, asgn.size());
+
+ // array is non-null, but empty
+ asgn.setHostArray(new String[0]);
+ assertEquals(0, asgn.size());
+
+ // all entries are null
+ asgn.setHostArray(new String[5]);
+ assertEquals(5, asgn.size());
+
+ // multiple, repeated entries
+ String[] arr = {"def", "abc", "def", "ghi", "def", "def", "xyz"};
+ asgn.setHostArray(arr);
+ assertEquals(arr.length, asgn.size());
+ }
+
+ @Test
+ public void testCheckValidity() throws Exception {
+ // host array is null
+ BucketAssignments asgn = new BucketAssignments();
+ expectException(asgn);
+
+ // array is non-null, but empty
+ asgn.setHostArray(new String[0]);
+ expectException(asgn);
+
+ // array is too big
+ asgn.setHostArray(new String[BucketAssignments.MAX_BUCKETS + 1]);
+ expectException(asgn);
+
+ // all entries are null
+ asgn.setHostArray(new String[5]);
+ expectException(asgn);
+
+ // null at the beginning
+ asgn.setHostArray(new String[] {null, "Bhost", "Chost"});
+ expectException(asgn);
+
+ // null in the middle
+ asgn.setHostArray(new String[] {"Ahost", null, "Chost"});
+ expectException(asgn);
+
+ // null at the end
+ asgn.setHostArray(new String[] {"Ahost", "Bhost", null});
+ expectException(asgn);
+
+ // only one entry
+ asgn.setHostArray(new String[] {"abc"});
+ asgn.checkValidity();
+
+ // multiple entries
+ asgn.setHostArray(new String[] {"Ahost", "Bhost", "Chost"});
+ asgn.checkValidity();
+ }
+
+ @Test
+ public void testHashCode() {
+ // with null assignments
+ BucketAssignments asgn = new BucketAssignments();
+ asgn.hashCode();
+
+ // with empty array
+ asgn = new BucketAssignments(new String[0]);
+ asgn.hashCode();
+
+ // with null items
+ asgn = new BucketAssignments(new String[] {"abc", null, "def"});
+ asgn.hashCode();
+
+ // same assignments
+ asgn = new BucketAssignments(new String[] {"abc", null, "def"});
+ int code = asgn.hashCode();
+
+ asgn = new BucketAssignments(new String[] {"abc", null, "def"});
+ assertEquals(code, asgn.hashCode());
+
+ // slightly different values (i.e., changed "def" to "eef")
+ asgn = new BucketAssignments(new String[] {"abc", null, "eef"});
+ assertTrue(code != asgn.hashCode());
+ }
+
+ @Test
+ public void testEquals() {
+ // null object
+ BucketAssignments asgn = new BucketAssignments();
+ assertFalse(asgn.equals(null));
+
+ // same object
+ asgn = new BucketAssignments();
+ assertTrue(asgn.equals(asgn));
+
+ // different class of object
+ asgn = new BucketAssignments();
+ assertFalse(asgn.equals("not an assignment object"));
+
+ // with null assignments
+ asgn = new BucketAssignments();
+ assertTrue(asgn.equals(new BucketAssignments()));
+
+ assertFalse(asgn.equals(new BucketAssignments(new String[] {"abc"})));
+
+ // with empty array
+ asgn = new BucketAssignments(new String[0]);
+ assertTrue(asgn.equals(asgn));
+
+ assertFalse(asgn.equals(new BucketAssignments()));
+ assertFalse(asgn.equals(new BucketAssignments(new String[] {"abc"})));
+
+ // with null items
+ String[] arr = {"abc", null, "def"};
+ asgn = new BucketAssignments(arr);
+ assertTrue(asgn.equals(asgn));
+ assertTrue(asgn.equals(new BucketAssignments(arr)));
+ assertTrue(asgn.equals(new BucketAssignments(new String[] {"abc", null, "def"})));
+
+ assertFalse(asgn.equals(new BucketAssignments()));
+ assertFalse(asgn.equals(new BucketAssignments(new String[] {"abc", null, "XYZ"})));
+
+ assertFalse(asgn.equals(new BucketAssignments()));
+ }
+
+ /**
+ * Expects an exception when checkValidity() is called.
+ *
+ * @param asgn assignments to be checked
+ */
+ private void expectException(BucketAssignments asgn) {
+ try {
+ asgn.checkValidity();
+ fail("missing exception");
+
+ } catch (PoolingFeatureException expected) {
+ // success
+ }
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/ForwardTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/ForwardTest.java
new file mode 100644
index 00000000..c56caca8
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/ForwardTest.java
@@ -0,0 +1,217 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.message;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import org.junit.Test;
+import org.onap.policy.drools.event.comm.Topic.CommInfrastructure;
+
+public class ForwardTest extends BasicMessageTester<Forward> {
+ // values set by makeValidMessage()
+ public static final CommInfrastructure VALID_PROTOCOL = CommInfrastructure.UEB;
+ public static final int VALID_HOPS = 0;
+ public static final String VALID_TOPIC = "topicA";
+ public static final String VALID_PAYLOAD = "payloadA";
+ public static final String VALID_REQUEST_ID = "requestIdA";
+
+ /**
+ * Time, in milliseconds, after which the most recent message was created.
+ */
+ private static long tcreateMs;
+
+ public ForwardTest() {
+ super(Forward.class);
+ }
+
+ @Test
+ public void testBumpNumHops() {
+ Forward msg = makeValidMessage();
+
+ for (int x = 0; x < 3; ++x) {
+ assertEquals("x=" + x, x, msg.getNumHops());
+ msg.bumpNumHops();
+ }
+ }
+
+ @Test
+ public void testGetNumHops_testSetNumHops() {
+ Forward msg = makeValidMessage();
+
+ // from constructor
+ assertEquals(VALID_HOPS, msg.getNumHops());
+
+ msg.setNumHops(5);
+ assertEquals(5, msg.getNumHops());
+
+ msg.setNumHops(7);
+ assertEquals(7, msg.getNumHops());
+ }
+
+ @Test
+ public void testGetCreateTimeMs_testSetCreateTimeMs() {
+ Forward msg = makeValidMessage();
+
+ // from constructor
+ assertTrue(msg.getCreateTimeMs() >= tcreateMs);
+
+ msg.setCreateTimeMs(1000L);
+ assertEquals(1000L, msg.getCreateTimeMs());
+
+ msg.setCreateTimeMs(2000L);
+ assertEquals(2000L, msg.getCreateTimeMs());
+ }
+
+ @Test
+ public void testGetProtocol_testSetProtocol() {
+ Forward msg = makeValidMessage();
+
+ // from constructor
+ assertEquals(CommInfrastructure.UEB, msg.getProtocol());
+
+ msg.setProtocol(CommInfrastructure.DMAAP);
+ assertEquals(CommInfrastructure.DMAAP, msg.getProtocol());
+
+ msg.setProtocol(CommInfrastructure.UEB);
+ assertEquals(CommInfrastructure.UEB, msg.getProtocol());
+ }
+
+ @Test
+ public void testGetTopic_testSetTopic() {
+ Forward msg = makeValidMessage();
+
+ // from constructor
+ assertEquals(VALID_TOPIC, msg.getTopic());
+
+ msg.setTopic("topicX");
+ assertEquals("topicX", msg.getTopic());
+
+ msg.setTopic("topicY");
+ assertEquals("topicY", msg.getTopic());
+ }
+
+ @Test
+ public void testGetPayload_testSetPayload() {
+ Forward msg = makeValidMessage();
+
+ // from constructor
+ assertEquals(VALID_PAYLOAD, msg.getPayload());
+
+ msg.setPayload("payloadX");
+ assertEquals("payloadX", msg.getPayload());
+
+ msg.setPayload("payloadY");
+ assertEquals("payloadY", msg.getPayload());
+ }
+
+ @Test
+ public void testGetRequestId_testSetRequestId() {
+ Forward msg = makeValidMessage();
+
+ // from constructor
+ assertEquals(VALID_REQUEST_ID, msg.getRequestId());
+
+ msg.setRequestId("reqX");
+ assertEquals("reqX", msg.getRequestId());
+
+ msg.setRequestId("reqY");
+ assertEquals("reqY", msg.getRequestId());
+ }
+
+ @Test
+ public void testIsExpired() {
+ Forward msg = makeValidMessage();
+
+ long tcreate = msg.getCreateTimeMs();
+ assertTrue(msg.isExpired(tcreate + 1));
+ assertTrue(msg.isExpired(tcreate + 10));
+
+ assertFalse(msg.isExpired(tcreate));
+ assertFalse(msg.isExpired(tcreate - 1));
+ assertFalse(msg.isExpired(tcreate - 10));
+ }
+
+ @Test
+ public void testCheckValidity_InvalidFields() throws Exception {
+ // null source (i.e., superclass field)
+ expectCheckValidityFailure(msg -> msg.setSource(null));
+
+ // null protocol
+ expectCheckValidityFailure(msg -> msg.setProtocol(null));
+
+ // null or empty topic
+ expectCheckValidityFailure_NullOrEmpty((msg, value) -> msg.setTopic(value));
+
+ // null payload
+ expectCheckValidityFailure(msg -> msg.setPayload(null));
+
+ // empty payload should NOT throw an exception
+ Forward forward = makeValidMessage();
+ forward.setPayload("");
+ forward.checkValidity();
+
+ // null or empty requestId
+ expectCheckValidityFailure_NullOrEmpty((msg, value) -> msg.setRequestId(value));
+
+ // invalid hop count
+ expectCheckValidityFailure(msg -> msg.setNumHops(-1));
+ }
+
+ /**
+ * Makes a message that will pass the validity check.
+ *
+ * @return a valid Message
+ */
+ public Forward makeValidMessage() {
+ tcreateMs = System.currentTimeMillis();
+
+ Forward msg = new Forward(VALID_HOST, VALID_PROTOCOL, VALID_TOPIC, VALID_PAYLOAD, VALID_REQUEST_ID);
+ msg.setChannel(VALID_CHANNEL);
+
+ return msg;
+ }
+
+ @Override
+ public void testDefaultConstructorFields(Forward msg) {
+ super.testDefaultConstructorFields(msg);
+
+ assertEquals(VALID_HOPS, msg.getNumHops());
+ assertEquals(0, msg.getCreateTimeMs());
+ assertNull(msg.getPayload());
+ assertNull(msg.getProtocol());
+ assertNull(msg.getRequestId());
+ assertNull(msg.getTopic());
+ }
+
+ @Override
+ public void testValidFields(Forward msg) {
+ super.testValidFields(msg);
+
+ assertEquals(VALID_HOPS, msg.getNumHops());
+ assertTrue(msg.getCreateTimeMs() >= tcreateMs);
+ assertEquals(VALID_PAYLOAD, msg.getPayload());
+ assertEquals(VALID_PROTOCOL, msg.getProtocol());
+ assertEquals(VALID_REQUEST_ID, msg.getRequestId());
+ assertEquals(VALID_TOPIC, msg.getTopic());
+ }
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/HeartbeatTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/HeartbeatTest.java
new file mode 100644
index 00000000..da78dbe3
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/HeartbeatTest.java
@@ -0,0 +1,62 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.message;
+
+import static org.junit.Assert.assertEquals;
+
+public class HeartbeatTest extends BasicMessageTester<Heartbeat> {
+
+ /**
+ * Sequence number to validate time stamps within the heart beat.
+ */
+ private long sequence = 0;
+
+ public HeartbeatTest() {
+ super(Heartbeat.class);
+ }
+
+ /**
+ * Makes a message that will pass the validity check.
+ *
+ * @return a valid Message
+ */
+ public Heartbeat makeValidMessage() {
+ Heartbeat msg = new Heartbeat(VALID_HOST, ++sequence);
+ msg.setChannel(VALID_CHANNEL);
+
+ return msg;
+ }
+
+ @Override
+ public void testDefaultConstructorFields(Heartbeat msg) {
+ super.testDefaultConstructorFields(msg);
+
+ assertEquals(sequence, msg.getTimestampMs());
+ }
+
+ @Override
+ public void testValidFields(Heartbeat msg) {
+ super.testValidFields(msg);
+
+ assertEquals(sequence, msg.getTimestampMs());
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/IdentificationTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/IdentificationTest.java
new file mode 100644
index 00000000..8255034f
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/IdentificationTest.java
@@ -0,0 +1,77 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.message;
+
+import org.junit.Before;
+import org.junit.Test;
+
+public class IdentificationTest extends MessageWithAssignmentsTester<Identification> {
+
+ public IdentificationTest() {
+ super(Identification.class);
+ }
+
+ @Before
+ public void setUp() {
+ setNullAssignments(false);
+ }
+
+ /**
+ * The superclass will already invoke testJsonEncodeDecode() to verify that
+ * things work with a fully populated message. This verifies that it also
+ * works if the assignments are null.
+ *
+ * @throws Exception if an error occurs
+ */
+ @Test
+ public final void testJsonEncodeDecode_WithNullAssignments() throws Exception {
+ setNullAssignments(true);
+ testJsonEncodeDecode();
+ }
+
+ /**
+ * The superclass will already invoke testCheckValidity() to
+ * verify that things work with a fully populated message. This verifies
+ * that it also works if the assignments are null.
+ *
+ * @throws Exception if an error occurs
+ */
+ @Test
+ public void testCheckValidity_NullAssignments() throws Exception {
+ // null assignments are OK
+ Identification msg = makeValidMessage();
+ msg.setAssignments(null);
+ msg.checkValidity();
+ }
+
+ /**
+ * Makes a message that will pass the validity check.
+ *
+ * @return a valid Message
+ */
+ public Identification makeValidMessage() {
+ Identification msg = new Identification(VALID_HOST, (isNullAssignments() ? null : VALID_ASGN));
+ msg.setChannel(VALID_CHANNEL);
+
+ return msg;
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/LeaderTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/LeaderTest.java
new file mode 100644
index 00000000..0f58e224
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/LeaderTest.java
@@ -0,0 +1,77 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.message;
+
+import org.junit.Before;
+import org.junit.Test;
+
+public class LeaderTest extends MessageWithAssignmentsTester<Leader> {
+
+ public LeaderTest() {
+ super(Leader.class);
+ }
+
+ @Before
+ public void setUp() {
+ setNullAssignments(false);
+ }
+
+ /**
+ * The superclass will already invoke testCheckValidity_InvalidFields() to
+ * verify that things work with a fully populated message. This verifies
+ * that it also works if the assignments are null.
+ *
+ * @throws Exception if an error occurs
+ */
+ @Test
+ public void testCheckValidity_InvalidFields_NullAssignments() throws Exception {
+ // null assignments are invalid
+ expectCheckValidityFailure(msg -> msg.setAssignments(null));
+ }
+
+ @Test
+ public void testCheckValidity_SourceIsNotLeader() throws Exception {
+ Leader ldr = makeValidMessage();
+
+ ldr.setSource("xyz");
+
+ // the source does not have an assignment
+ BucketAssignments asgnUnassigned = new BucketAssignments(new String[] {"abc", "def"});
+ expectCheckValidityFailure(msg -> msg.setAssignments(asgnUnassigned));
+
+ // the source is not the smallest UUID in this assignment
+ BucketAssignments asgnNotSmallest = new BucketAssignments(new String[] {VALID_HOST_PREDECESSOR, VALID_HOST});
+ expectCheckValidityFailure(msg -> msg.setAssignments(asgnNotSmallest));
+ }
+
+ /**
+ * Makes a message that will pass the validity check.
+ *
+ * @return a valid Message
+ */
+ public Leader makeValidMessage() {
+ Leader msg = new Leader(VALID_HOST, (isNullAssignments() ? null : VALID_ASGN));
+ msg.setChannel(VALID_CHANNEL);
+
+ return msg;
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/MessageTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/MessageTest.java
new file mode 100644
index 00000000..432dcc3c
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/MessageTest.java
@@ -0,0 +1,80 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.message;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import org.junit.Test;
+
+public class MessageTest extends BasicMessageTester<Message> {
+
+ public MessageTest() {
+ super(Message.class);
+ }
+
+ @Test
+ public void testGetSource_testSetSource() {
+ Message msg = new Message();
+
+ msg.setSource("hello");
+ assertEquals("hello", msg.getSource());
+ assertNull(msg.getChannel());
+
+ msg.setSource("world");
+ assertEquals("world", msg.getSource());
+ assertNull(msg.getChannel());
+ }
+
+ @Test
+ public void testGetChannel_testSetChannel() {
+ Message msg = new Message();
+
+ msg.setChannel("hello");
+ assertEquals("hello", msg.getChannel());
+ assertNull(msg.getSource());
+
+ msg.setChannel("world");
+ assertEquals("world", msg.getChannel());
+ assertNull(msg.getSource());
+ }
+
+ @Test
+ public void testCheckValidity_InvalidFields() {
+ // null or empty source
+ expectCheckValidityFailure_NullOrEmpty((msg, value) -> msg.setSource(value));
+
+ // null or empty channel
+ expectCheckValidityFailure_NullOrEmpty((msg, value) -> msg.setChannel(value));
+ }
+
+ /**
+ * Makes a message that will pass the validity check.
+ *
+ * @return a valid Message
+ */
+ public Message makeValidMessage() {
+ Message msg = new Message(VALID_HOST);
+ msg.setChannel(VALID_CHANNEL);
+
+ return msg;
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/MessageWithAssignmentsTester.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/MessageWithAssignmentsTester.java
new file mode 100644
index 00000000..2b670dcc
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/MessageWithAssignmentsTester.java
@@ -0,0 +1,110 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.message;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import org.junit.Test;
+
+/**
+ * Superclass used to test subclasses of {@link MessageWithAssignments}.
+ *
+ * @param <T> type of {@link MessageWithAssignments} subclass that this tests
+ */
+public abstract class MessageWithAssignmentsTester<T extends MessageWithAssignments> extends BasicMessageTester<T> {
+ // values set by makeValidMessage()
+ public static final String[] VALID_ARRAY = {VALID_HOST, VALID_HOST+"_xxx"};
+ public static final BucketAssignments VALID_ASGN = new BucketAssignments(VALID_ARRAY);
+
+ /**
+ * {@code True} if {@code null} assignments are allowed, {@code false}
+ * otherwise.
+ */
+ private boolean nullAssignments;
+
+ /**
+ *
+ * @param subclazz subclass of {@link MessageWithAssignments} being tested
+ */
+ public MessageWithAssignmentsTester(Class<T> subclazz) {
+ super(subclazz);
+ }
+
+ /**
+ * Indicates whether or not {@code null} assignments should be used for the
+ * remaining tests.
+ *
+ * @param nullAssignments {@code true} to use {@code null} assignments,
+ * {@code false} otherwise
+ */
+ public void setNullAssignments(boolean nullAssignments) {
+ this.nullAssignments = nullAssignments;
+ }
+
+ public boolean isNullAssignments() {
+ return nullAssignments;
+ }
+
+ @Test
+ public void testCheckValidity_InvalidFields() throws Exception {
+ // null source (i.e., superclass field)
+ expectCheckValidityFailure(msg -> msg.setSource(null));
+
+ // empty assignments
+ expectCheckValidityFailure(msg -> msg.setAssignments(new BucketAssignments(new String[0])));
+
+ // invalid assignment
+ String[] invalidAssignment = {"abc", null};
+ expectCheckValidityFailure(msg -> msg.setAssignments(new BucketAssignments(invalidAssignment)));
+ }
+
+ @Test
+ public void testGetAssignments_testSetAssignments() {
+ MessageWithAssignments msg = makeValidMessage();
+
+ // from constructor
+ assertEquals(VALID_ASGN, msg.getAssignments());
+
+ BucketAssignments asgn = new BucketAssignments();
+ msg.setAssignments(asgn);
+ assertEquals(asgn, msg.getAssignments());
+ }
+
+ @Override
+ public void testDefaultConstructorFields(T msg) {
+ super.testDefaultConstructorFields(msg);
+
+ assertNull(msg.getAssignments());
+ }
+
+ @Override
+ public void testValidFields(T msg) {
+ super.testValidFields(msg);
+
+ if (nullAssignments) {
+ assertNull(msg.getAssignments());
+
+ } else {
+ assertEquals(VALID_ASGN, msg.getAssignments());
+ }
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/OfflineTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/OfflineTest.java
new file mode 100644
index 00000000..8d0f4a6f
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/OfflineTest.java
@@ -0,0 +1,41 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.message;
+
+public class OfflineTest extends BasicMessageTester<Offline> {
+
+ public OfflineTest() {
+ super(Offline.class);
+ }
+
+ /**
+ * Makes a message that will pass the validity check.
+ *
+ * @return a valid Message
+ */
+ public Offline makeValidMessage() {
+ Offline msg = new Offline(VALID_HOST);
+ msg.setChannel(VALID_CHANNEL);
+
+ return msg;
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/QueryTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/QueryTest.java
new file mode 100644
index 00000000..0b2a986d
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/QueryTest.java
@@ -0,0 +1,41 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.message;
+
+public class QueryTest extends BasicMessageTester<Query> {
+
+ public QueryTest() {
+ super(Query.class);
+ }
+
+ /**
+ * Makes a message that will pass the validity check.
+ *
+ * @return a valid Message
+ */
+ public Query makeValidMessage() {
+ Query msg = new Query(VALID_HOST);
+ msg.setChannel(VALID_CHANNEL);
+
+ return msg;
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/Trial.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/Trial.java
new file mode 100644
index 00000000..428b5853
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/message/Trial.java
@@ -0,0 +1,41 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.message;
+
+import org.junit.Test;
+import org.onap.policy.drools.event.comm.Topic.CommInfrastructure;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+public class Trial {
+
+ @Test
+ public void test() throws Exception {
+ ObjectMapper mapper = new ObjectMapper();
+
+ Message msg = new Forward("me", CommInfrastructure.DMAAP, "my topic", "a message", "my req");
+
+ String enc = mapper.writeValueAsString(msg);
+ System.out.println("enc=" + enc);
+
+ Message msg2 = mapper.readValue(enc, Message.class);
+ System.out.println("class=" + msg2.getClass());
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/ActiveStateTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/ActiveStateTest.java
new file mode 100644
index 00000000..7997a4ee
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/ActiveStateTest.java
@@ -0,0 +1,441 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.state;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.anyLong;
+import static org.mockito.Matchers.anyString;
+import static org.mockito.Mockito.atLeast;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+import java.util.Arrays;
+import java.util.Map;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.drools.pooling.message.BucketAssignments;
+import org.onap.policy.drools.pooling.message.Heartbeat;
+import org.onap.policy.drools.pooling.message.Identification;
+import org.onap.policy.drools.pooling.message.Leader;
+import org.onap.policy.drools.pooling.message.Message;
+import org.onap.policy.drools.pooling.message.Offline;
+import org.onap.policy.drools.pooling.message.Query;
+
+public class ActiveStateTest extends BasicStateTester {
+
+ private ActiveState state;
+
+ @Before
+ public void setUp() throws Exception {
+ super.setUp();
+
+ state = new ActiveState(mgr);
+ }
+
+ @Test
+ public void testStart() {
+ state.start();
+
+ // ensure the timers were created
+ verify(mgr, atLeast(1)).scheduleWithFixedDelay(anyLong(), anyLong(), any(StateTimerTask.class));
+
+ // ensure a heart beat was generated
+ Pair<String, Heartbeat> msg = capturePublishedMessage(Heartbeat.class);
+ assertEquals(MY_HOST, msg.second.getSource());
+ }
+
+ @Test
+ public void testGetFilter() {
+ Map<String, Object> filter = state.getFilter();
+
+ FilterUtilsTest utils = new FilterUtilsTest();
+
+ utils.checkArray(FilterUtils.CLASS_OR, 2, filter);
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, Message.ADMIN, utils.getItem(filter, 0));
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, MY_HOST, utils.getItem(filter, 1));
+ }
+
+ @Test
+ public void testProcessHeartbeat_NullHost() {
+ assertNull(state.process(new Heartbeat()));
+
+ assertFalse(state.isMyHeartbeatSeen());
+ assertFalse(state.isPredHeartbeatSeen());
+
+ verify(mgr, never()).goInactive();
+ verify(mgr, never()).goQuery();
+ }
+
+ @Test
+ public void testProcessHeartbeat_MyHost() {
+ assertNull(state.process(new Heartbeat(MY_HOST, 0L)));
+
+ assertTrue(state.isMyHeartbeatSeen());
+ assertFalse(state.isPredHeartbeatSeen());
+
+ verify(mgr, never()).goInactive();
+ verify(mgr, never()).goQuery();
+ }
+
+ @Test
+ public void testProcessHeartbeat_Predecessor() {
+ assertNull(state.process(new Heartbeat(HOST2, 0L)));
+
+ assertFalse(state.isMyHeartbeatSeen());
+ assertTrue(state.isPredHeartbeatSeen());
+
+ verify(mgr, never()).goInactive();
+ verify(mgr, never()).goQuery();
+ }
+
+ @Test
+ public void testProcessHeartbeat_OtherHost() {
+ assertNull(state.process(new Heartbeat(HOST3, 0L)));
+
+ assertFalse(state.isMyHeartbeatSeen());
+ assertFalse(state.isPredHeartbeatSeen());
+
+ verify(mgr, never()).goInactive();
+ verify(mgr, never()).goQuery();
+ }
+
+ @Test
+ public void testProcessOffline_NullHost() {
+ // should be ignored
+ assertNull(state.process(new Offline()));
+ }
+
+ @Test
+ public void testProcessOffline_UnassignedHost() {
+ // HOST4 is not in the assignment list - should be ignored
+ assertNull(state.process(new Offline(HOST4)));
+ }
+
+ @Test
+ public void testProcessOffline_IAmLeader() {
+ // configure the next state
+ State next = mock(State.class);
+ when(mgr.goActive()).thenReturn(next);
+
+ // one of the assigned hosts went offline
+ assertEquals(next, state.process(new Offline(HOST1)));
+
+ // should have sent a new Leader message
+ Leader msg = captureAdminMessage(Leader.class);
+
+ assertEquals(MY_HOST, msg.getSource());
+
+ // check new bucket assignments
+ assertEquals(Arrays.asList(MY_HOST, MY_HOST, HOST2), Arrays.asList(msg.getAssignments().getHostArray()));
+ }
+
+ @Test
+ public void testProcessOffline_PredecessorIsLeaderNowOffline() {
+ // configure the next state
+ State next = mock(State.class);
+ when(mgr.goActive()).thenReturn(next);
+
+ // I am not the leader, but my predecessor was
+ mgr.startDistributing(new BucketAssignments(new String[] {PREV_HOST, MY_HOST, HOST1}));
+ state = new ActiveState(mgr);
+
+ // my predecessor went offline
+ assertEquals(next, state.process(new Offline(PREV_HOST)));
+
+ // should have sent a new Leader message
+ Leader msg = captureAdminMessage(Leader.class);
+
+ assertEquals(MY_HOST, msg.getSource());
+
+ // check new bucket assignments
+ assertEquals(Arrays.asList(MY_HOST, MY_HOST, HOST1), Arrays.asList(msg.getAssignments().getHostArray()));
+ }
+
+ @Test
+ public void testProcessOffline__PredecessorIsNotLeaderNowOffline() {
+ // I am not the leader, and neither is my predecessor
+ mgr.startDistributing(new BucketAssignments(new String[] {PREV_HOST, MY_HOST, PREV_HOST2}));
+ state = new ActiveState(mgr);
+
+ /*
+ *
+ * PREV_HOST2 has buckets and is my predecessor, but it isn't the leader
+ * thus should be ignored.
+ */
+ assertNull(state.process(new Offline(PREV_HOST2)));
+ }
+
+ @Test
+ public void testProcessOffline_OtherAssignedHostOffline() {
+ // I am not the leader
+ mgr.startDistributing(new BucketAssignments(new String[] {PREV_HOST, MY_HOST, HOST1}));
+ state = new ActiveState(mgr);
+
+ /*
+ * HOST1 has buckets, but it isn't the leader and it isn't my
+ * predecessor, thus should be ignored.
+ */
+ assertNull(state.process(new Offline(HOST1)));
+ }
+
+ @Test
+ public void testProcessQuery() {
+ State next = mock(State.class);
+ when(mgr.goQuery()).thenReturn(next);
+
+ assertEquals(next, state.process(new Query()));
+
+ Identification ident = captureAdminMessage(Identification.class);
+ assertEquals(MY_HOST, ident.getSource());
+ assertEquals(ASGN3, ident.getAssignments());
+ }
+
+ @Test
+ public void testActiveState() {
+ assertEquals(MY_HOST, state.getLeader());
+ assertEquals(ASGN3, state.getAssignments());
+
+ // verify that it determined its neighbors
+ assertEquals(HOST1, state.getSuccHost());
+ assertEquals(HOST2, state.getPredHost());
+ }
+
+ @Test
+ public void testDetmNeighbors() {
+ // if only one host (i.e., itself)
+ mgr.startDistributing(new BucketAssignments(new String[] {MY_HOST, MY_HOST}));
+ state = new ActiveState(mgr);
+ assertEquals(null, state.getSuccHost());
+ assertEquals("", state.getPredHost());
+
+ // two hosts
+ mgr.startDistributing(new BucketAssignments(new String[] {MY_HOST, HOST2}));
+ state = new ActiveState(mgr);
+ assertEquals(HOST2, state.getSuccHost());
+ assertEquals(HOST2, state.getPredHost());
+
+ // three hosts
+ mgr.startDistributing(new BucketAssignments(new String[] {HOST3, MY_HOST, HOST2}));
+ state = new ActiveState(mgr);
+ assertEquals(HOST2, state.getSuccHost());
+ assertEquals(HOST3, state.getPredHost());
+
+ // more hosts
+ mgr.startDistributing(new BucketAssignments(new String[] {HOST3, MY_HOST, HOST2, HOST4}));
+ state = new ActiveState(mgr);
+ assertEquals(HOST2, state.getSuccHost());
+ assertEquals(HOST4, state.getPredHost());
+ }
+
+ @Test
+ public void testAddTimers_WithPredecessor() {
+ // invoke start() to add the timers
+ state.start();
+
+ assertEquals(3, repeatedFutures.size());
+
+ Triple<Long, Long, StateTimerTask> timer;
+
+ // heart beat generator
+ timer = repeatedTasks.remove();
+ assertEquals(STD_ACTIVE_HEARTBEAT_MS, timer.first.longValue());
+ assertEquals(STD_ACTIVE_HEARTBEAT_MS, timer.second.longValue());
+
+ // my heart beat checker
+ timer = repeatedTasks.remove();
+ assertEquals(STD_INTER_HEARTBEAT_MS, timer.first.longValue());
+ assertEquals(STD_INTER_HEARTBEAT_MS, timer.second.longValue());
+
+ // predecessor's heart beat checker
+ timer = repeatedTasks.remove();
+ assertEquals(STD_INTER_HEARTBEAT_MS, timer.first.longValue());
+ assertEquals(STD_INTER_HEARTBEAT_MS, timer.second.longValue());
+ }
+
+ @Test
+ public void testAddTimers_SansPredecessor() {
+ // only one host, thus no predecessor
+ mgr.startDistributing(new BucketAssignments(new String[] {MY_HOST, MY_HOST}));
+ state = new ActiveState(mgr);
+
+ // invoke start() to add the timers
+ state.start();
+
+ assertEquals(2, repeatedFutures.size());
+
+ Triple<Long, Long, StateTimerTask> timer;
+
+ // heart beat generator
+ timer = repeatedTasks.remove();
+ assertEquals(STD_ACTIVE_HEARTBEAT_MS, timer.first.longValue());
+ assertEquals(STD_ACTIVE_HEARTBEAT_MS, timer.second.longValue());
+
+ // my heart beat checker
+ timer = repeatedTasks.remove();
+ assertEquals(STD_INTER_HEARTBEAT_MS, timer.first.longValue());
+ assertEquals(STD_INTER_HEARTBEAT_MS, timer.second.longValue());
+ }
+
+ @Test
+ public void testAddTimers_HeartbeatGenerator() {
+ // only one host so we only have to look at one heart beat at a time
+ mgr.startDistributing(new BucketAssignments(new String[] {MY_HOST}));
+ state = new ActiveState(mgr);
+
+ // invoke start() to add the timers
+ state.start();
+
+ Triple<Long, Long, StateTimerTask> task = repeatedTasks.remove();
+
+ verify(mgr).publish(anyString(), any(Heartbeat.class));
+
+ // fire the task
+ assertNull(task.third.fire(null));
+
+ // should have generated a second pair of heart beats
+ verify(mgr, times(2)).publish(anyString(), any(Heartbeat.class));
+
+ Pair<String, Heartbeat> msg = capturePublishedMessage(Heartbeat.class);
+ assertEquals(MY_HOST, msg.first);
+ assertEquals(MY_HOST, msg.second.getSource());
+ }
+
+ @Test
+ public void testAddTimers_MyHeartbeatSeen() {
+ // invoke start() to add the timers
+ state.start();
+
+ Triple<Long, Long, StateTimerTask> task = repeatedTasks.get(1);
+
+ // indicate that this host is still alive
+ state.process(new Heartbeat(MY_HOST, 0L));
+
+ // set up next state
+ State next = mock(State.class);
+ when(mgr.goInactive()).thenReturn(next);
+
+ // fire the task - should not transition
+ assertNull(task.third.fire(null));
+
+ verify(mgr, never()).publishAdmin(any(Query.class));
+ }
+
+ @Test
+ public void testAddTimers_MyHeartbeatMissed() {
+ // invoke start() to add the timers
+ state.start();
+
+ Triple<Long, Long, StateTimerTask> task = repeatedTasks.get(1);
+
+ // set up next state
+ State next = mock(State.class);
+ when(mgr.goInactive()).thenReturn(next);
+
+ // fire the task - should transition
+ assertEquals(next, task.third.fire(null));
+
+ // should indicate failure
+ verify(mgr).internalTopicFailed();
+
+ // should publish an offline message
+ Offline msg = captureAdminMessage(Offline.class);
+ assertEquals(MY_HOST, msg.getSource());
+ }
+
+ @Test
+ public void testAddTimers_PredecessorHeartbeatSeen() {
+ // invoke start() to add the timers
+ state.start();
+
+ Triple<Long, Long, StateTimerTask> task = repeatedTasks.get(2);
+
+ // indicate that the predecessor is still alive
+ state.process(new Heartbeat(HOST2, 0L));
+
+ // set up next state, just in case
+ State next = mock(State.class);
+ when(mgr.goQuery()).thenReturn(next);
+
+ // fire the task - should NOT transition
+ assertNull(task.third.fire(null));
+
+ verify(mgr, never()).publishAdmin(any(Query.class));
+ }
+
+ @Test
+ public void testAddTimers_PredecessorHeartbeatMissed() {
+ // invoke start() to add the timers
+ state.start();
+
+ Triple<Long, Long, StateTimerTask> task = repeatedTasks.get(2);
+
+ // set up next state
+ State next = mock(State.class);
+ when(mgr.goQuery()).thenReturn(next);
+
+ // fire the task - should transition
+ assertEquals(next, task.third.fire(null));
+
+ verify(mgr).publishAdmin(any(Query.class));
+ }
+
+ @Test
+ public void testGenHeartbeat_OneHost() {
+ // only one host (i.e., itself)
+ mgr.startDistributing(new BucketAssignments(new String[] {MY_HOST}));
+ state = new ActiveState(mgr);
+
+ state.start();
+
+ verify(mgr, times(1)).publish(any(), any());
+
+ Pair<String, Heartbeat> msg = capturePublishedMessage(Heartbeat.class);
+ assertEquals(MY_HOST, msg.first);
+ assertEquals(MY_HOST, msg.second.getSource());
+ }
+
+ @Test
+ public void testGenHeartbeat_MultipleHosts() {
+ state.start();
+
+ verify(mgr, times(2)).publish(any(), any());
+
+ Pair<String, Heartbeat> msg;
+ int index = 0;
+
+ // this message should go to itself
+ msg = capturePublishedMessage(Heartbeat.class, index++);
+ assertEquals(MY_HOST, msg.first);
+ assertEquals(MY_HOST, msg.second.getSource());
+
+ // this message should go to its successor
+ msg = capturePublishedMessage(Heartbeat.class, index++);
+ assertEquals(HOST1, msg.first);
+ assertEquals(MY_HOST, msg.second.getSource());
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/BasicStateTester.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/BasicStateTester.java
new file mode 100644
index 00000000..e48742f7
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/BasicStateTester.java
@@ -0,0 +1,318 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.state;
+
+import static org.junit.Assert.assertNotNull;
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.anyLong;
+import static org.mockito.Matchers.anyString;
+import static org.mockito.Mockito.doAnswer;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+import java.util.Arrays;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.SortedSet;
+import java.util.TreeSet;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.atomic.AtomicReference;
+import org.onap.policy.drools.pooling.PoolingManager;
+import org.onap.policy.drools.pooling.PoolingProperties;
+import org.onap.policy.drools.pooling.message.BucketAssignments;
+import org.onap.policy.drools.pooling.message.Leader;
+import org.onap.policy.drools.pooling.message.Message;
+
+/**
+ * Superclass used to test subclasses of {@link Message}.
+ */
+public class BasicStateTester {
+
+ protected static final long STD_HEARTBEAT_WAIT_MS = 10;
+ protected static final long STD_REACTIVATE_WAIT_MS = STD_HEARTBEAT_WAIT_MS + 1;
+ protected static final long STD_IDENTIFICATION_MS = STD_REACTIVATE_WAIT_MS + 1;
+ protected static final long STD_ACTIVE_HEARTBEAT_MS = STD_IDENTIFICATION_MS + 1;
+ protected static final long STD_INTER_HEARTBEAT_MS = STD_ACTIVE_HEARTBEAT_MS + 1;
+
+ protected static final String MY_TOPIC = "myTopic";
+
+ protected static final String PREV_HOST = "prevHost";
+ protected static final String PREV_HOST2 = PREV_HOST + "A";
+
+ // this follows PREV_HOST, alphabetically
+ protected static final String MY_HOST = PREV_HOST + "X";
+
+ // these follow MY_HOST, alphabetically
+ protected static final String HOST1 = MY_HOST + "1";
+ protected static final String HOST2 = MY_HOST + "2";
+ protected static final String HOST3 = MY_HOST + "3";
+ protected static final String HOST4 = MY_HOST + "4";
+
+ protected static final String LEADER = HOST1;
+
+ protected static final String[] HOST_ARR3 = {HOST1, MY_HOST, HOST2};
+
+ protected static final BucketAssignments EMPTY_ASGN = new BucketAssignments();
+ protected static final BucketAssignments ASGN3 = new BucketAssignments(HOST_ARR3);
+
+ /**
+ * Futures returned by schedule().
+ */
+ protected LinkedList<ScheduledFuture<?>> onceFutures;
+
+ /**
+ * Tasks captured via schedule().
+ */
+ protected LinkedList<Pair<Long, StateTimerTask>> onceTasks;
+
+ /**
+ * Futures returned by scheduleWithFixedDelay().
+ */
+ protected LinkedList<ScheduledFuture<?>> repeatedFutures;
+
+ /**
+ * Tasks captured via scheduleWithFixedDelay().
+ */
+ protected LinkedList<Triple<Long, Long, StateTimerTask>> repeatedTasks;
+
+ /**
+ * Messages captured via publish().
+ */
+ protected LinkedList<Pair<String, Message>> published;
+
+ /**
+ * Messages captured via publishAdmin().
+ */
+ protected LinkedList<Message> admin;
+
+ protected PoolingManager mgr;
+ protected PoolingProperties props;
+ protected State prevState;
+
+ public BasicStateTester() {
+ super();
+ }
+
+ public void setUp() throws Exception {
+ onceFutures = new LinkedList<>();
+ onceTasks = new LinkedList<>();
+
+ repeatedFutures = new LinkedList<>();
+ repeatedTasks = new LinkedList<>();
+
+ published = new LinkedList<>();
+ admin = new LinkedList<>();
+
+ mgr = mock(PoolingManager.class);
+ props = mock(PoolingProperties.class);
+
+ when(mgr.getHost()).thenReturn(MY_HOST);
+ when(mgr.getTopic()).thenReturn(MY_TOPIC);
+ when(mgr.getProperties()).thenReturn(props);
+
+ when(props.getStartHeartbeatMs()).thenReturn(STD_HEARTBEAT_WAIT_MS);
+ when(props.getReactivateMs()).thenReturn(STD_REACTIVATE_WAIT_MS);
+ when(props.getIdentificationMs()).thenReturn(STD_IDENTIFICATION_MS);
+ when(props.getActiveHeartbeatMs()).thenReturn(STD_ACTIVE_HEARTBEAT_MS);
+ when(props.getInterHeartbeatMs()).thenReturn(STD_INTER_HEARTBEAT_MS);
+
+ prevState = new State(mgr) {
+ @Override
+ public Map<String, Object> getFilter() {
+ throw new UnsupportedOperationException("cannot filter");
+ }
+ };
+
+ // capture publish() arguments
+ doAnswer(invocation -> {
+ Object[] args = invocation.getArguments();
+ published.add(new Pair<>((String) args[0], (Message) args[1]));
+
+ return null;
+ }).when(mgr).publish(anyString(), any(Message.class));
+
+ // capture publishAdmin() arguments
+ doAnswer(invocation -> {
+ Object[] args = invocation.getArguments();
+ admin.add((Message) args[0]);
+
+ return null;
+ }).when(mgr).publishAdmin(any(Message.class));
+
+ // capture schedule() arguments, and return a new future
+ when(mgr.schedule(anyLong(), any(StateTimerTask.class))).thenAnswer(invocation -> {
+ Object[] args = invocation.getArguments();
+ onceTasks.add(new Pair<>((Long) args[0], (StateTimerTask) args[1]));
+
+ ScheduledFuture<?> fut = mock(ScheduledFuture.class);
+ onceFutures.add(fut);
+ return fut;
+ });
+
+ // capture scheduleWithFixedDelay() arguments, and return a new future
+ when(mgr.scheduleWithFixedDelay(anyLong(), anyLong(), any(StateTimerTask.class))).thenAnswer(invocation -> {
+ Object[] args = invocation.getArguments();
+ repeatedTasks.add(new Triple<>((Long) args[0], (Long) args[1], (StateTimerTask) args[2]));
+
+ ScheduledFuture<?> fut = mock(ScheduledFuture.class);
+ repeatedFutures.add(fut);
+ return fut;
+ });
+
+ // get/set assignments in the manager
+ AtomicReference<BucketAssignments> asgn = new AtomicReference<>(ASGN3);
+
+ when(mgr.getAssignments()).thenAnswer(args -> asgn.get());
+
+ doAnswer(args -> {
+ asgn.set(args.getArgumentAt(0, BucketAssignments.class));
+ return null;
+ }).when(mgr).startDistributing(any());
+ }
+
+ /**
+ * Makes a sorted set of hosts.
+ *
+ * @param hosts the hosts to be sorted
+ * @return the set of hosts, sorted
+ */
+ protected SortedSet<String> sortHosts(String... hosts) {
+ return new TreeSet<>(Arrays.asList(hosts));
+ }
+
+ /**
+ * Captures the host array from the Leader message published to the admin
+ * channel.
+ *
+ * @return the host array, as a list
+ */
+ protected List<String> captureHostList() {
+ return Arrays.asList(captureHostArray());
+ }
+
+ /**
+ * Captures the host array from the Leader message published to the admin
+ * channel.
+ *
+ * @return the host array
+ */
+ protected String[] captureHostArray() {
+ BucketAssignments asgn = captureAssignments();
+
+ String[] arr = asgn.getHostArray();
+ assertNotNull(arr);
+
+ return arr;
+ }
+
+ /**
+ * Captures the assignments from the Leader message published to the admin
+ * channel.
+ *
+ * @return the bucket assignments
+ */
+ protected BucketAssignments captureAssignments() {
+ Leader msg = captureAdminMessage(Leader.class);
+
+ BucketAssignments asgn = msg.getAssignments();
+ assertNotNull(asgn);
+ return asgn;
+ }
+
+ /**
+ * Captures the message published to the admin channel.
+ *
+ * @param clazz type of {@link Message} to capture
+ * @return the message that was published
+ */
+ protected <T extends Message> T captureAdminMessage(Class<T> clazz) {
+ return captureAdminMessage(clazz, 0);
+ }
+
+ /**
+ * Captures the message published to the admin channel.
+ *
+ * @param clazz type of {@link Message} to capture
+ * @param index index of the item to be captured
+ * @return the message that was published
+ */
+ protected <T extends Message> T captureAdminMessage(Class<T> clazz, int index) {
+ return clazz.cast(admin.get(index));
+ }
+
+ /**
+ * Captures the message published to the non-admin channels.
+ *
+ * @param clazz type of {@link Message} to capture
+ * @return the (channel,message) pair that was published
+ */
+ protected <T extends Message> Pair<String, T> capturePublishedMessage(Class<T> clazz) {
+ return capturePublishedMessage(clazz, 0);
+ }
+
+ /**
+ * Captures the message published to the non-admin channels.
+ *
+ * @param clazz type of {@link Message} to capture
+ * @param index index of the item to be captured
+ * @return the (channel,message) pair that was published
+ */
+ protected <T extends Message> Pair<String, T> capturePublishedMessage(Class<T> clazz, int index) {
+ Pair<String, Message> msg = published.get(index);
+ return new Pair<>(msg.first, clazz.cast(msg.second));
+ }
+
+ /**
+ * Pair of values.
+ *
+ * @param <F> first value's type
+ * @param <S> second value's type
+ */
+ public static class Pair<F, S> {
+ public final F first;
+ public final S second;
+
+ public Pair(F first, S second) {
+ this.first = first;
+ this.second = second;
+ }
+ }
+
+ /**
+ * Pair of values.
+ *
+ * @param <F> first value's type
+ * @param <S> second value's type
+ * @param <T> third value's type
+ */
+ public static class Triple<F, S, T> {
+ public final F first;
+ public final S second;
+ public final T third;
+
+ public Triple(F first, S second, T third) {
+ this.first = first;
+ this.second = second;
+ this.third = third;
+ }
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/FilterUtilsTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/FilterUtilsTest.java
new file mode 100644
index 00000000..ba517194
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/FilterUtilsTest.java
@@ -0,0 +1,109 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.state;
+
+import static org.junit.Assert.assertEquals;
+import static org.onap.policy.drools.pooling.state.FilterUtils.CLASS_AND;
+import static org.onap.policy.drools.pooling.state.FilterUtils.CLASS_EQUALS;
+import static org.onap.policy.drools.pooling.state.FilterUtils.CLASS_OR;
+import static org.onap.policy.drools.pooling.state.FilterUtils.JSON_CLASS;
+import static org.onap.policy.drools.pooling.state.FilterUtils.JSON_FIELD;
+import static org.onap.policy.drools.pooling.state.FilterUtils.JSON_FILTERS;
+import static org.onap.policy.drools.pooling.state.FilterUtils.JSON_VALUE;
+import static org.onap.policy.drools.pooling.state.FilterUtils.makeAnd;
+import static org.onap.policy.drools.pooling.state.FilterUtils.makeEquals;
+import static org.onap.policy.drools.pooling.state.FilterUtils.makeOr;
+import java.util.Map;
+import org.junit.Test;
+
+public class FilterUtilsTest {
+
+ @Test
+ public void testMakeEquals() {
+ checkEquals("abc", "def", makeEquals("abc", "def"));
+ }
+
+ @Test
+ public void testMakeAnd() {
+ @SuppressWarnings("unchecked")
+ Map<String, Object> filter =
+ makeAnd(makeEquals("an1", "av1"), makeEquals("an2", "av2"), makeEquals("an3", "av3"));
+
+ checkArray(CLASS_AND, 3, filter);
+ checkEquals("an1", "av1", getItem(filter, 0));
+ checkEquals("an2", "av2", getItem(filter, 1));
+ checkEquals("an3", "av3", getItem(filter, 2));
+ }
+
+ @Test
+ public void testMakeOr() {
+ @SuppressWarnings("unchecked")
+ Map<String, Object> filter =
+ makeOr(makeEquals("on1", "ov1"), makeEquals("on2", "ov2"), makeEquals("on3", "ov3"));
+
+ checkArray(CLASS_OR, 3, filter);
+ checkEquals("on1", "ov1", getItem(filter, 0));
+ checkEquals("on2", "ov2", getItem(filter, 1));
+ checkEquals("on3", "ov3", getItem(filter, 2));
+ }
+
+ /**
+ * Checks that the filter contains an array.
+ *
+ * @param expectedClassName type of filter this should represent
+ * @param expectedCount number of items expected in the array
+ * @param filter filter to be examined
+ */
+ protected void checkArray(String expectedClassName, int expectedCount, Map<String, Object> filter) {
+ assertEquals(expectedClassName, filter.get(JSON_CLASS));
+
+ Object[] val = (Object[]) filter.get(JSON_FILTERS);
+ assertEquals(expectedCount, val.length);
+ }
+
+ /**
+ * Checks that a map represents an "equals".
+ *
+ * @param name name of the field on the left side of the equals
+ * @param value value on the right side of the equals
+ * @param map map whose content is to be examined
+ */
+ protected void checkEquals(String name, String value, Map<String, Object> map) {
+ assertEquals(CLASS_EQUALS, map.get(JSON_CLASS));
+ assertEquals(name, map.get(JSON_FIELD));
+ assertEquals(value, map.get(JSON_VALUE));
+ }
+
+ /**
+ * Gets a particular sub-filter from the array contained within a filter.
+ *
+ * @param filter containing filter
+ * @param index index of the sub-filter of interest
+ * @return the sub-filter with the given index
+ */
+ @SuppressWarnings("unchecked")
+ protected Map<String, Object> getItem(Map<String, Object> filter, int index) {
+ Object[] val = (Object[]) filter.get(JSON_FILTERS);
+
+ return (Map<String, Object>) val[index];
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/IdleStateTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/IdleStateTest.java
new file mode 100644
index 00000000..96c59719
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/IdleStateTest.java
@@ -0,0 +1,121 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.state;
+
+import static org.junit.Assert.assertNull;
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+import java.util.Map;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.drools.pooling.message.BucketAssignments;
+import org.onap.policy.drools.pooling.message.Forward;
+import org.onap.policy.drools.pooling.message.Heartbeat;
+import org.onap.policy.drools.pooling.message.Identification;
+import org.onap.policy.drools.pooling.message.Leader;
+import org.onap.policy.drools.pooling.message.Message;
+import org.onap.policy.drools.pooling.message.Offline;
+import org.onap.policy.drools.pooling.message.Query;
+
+public class IdleStateTest extends BasicStateTester {
+
+ private IdleState state;
+
+ @Before
+ public void setUp() throws Exception {
+ super.setUp();
+
+ state = new IdleState(mgr);
+ }
+
+ @Test
+ public void testGetFilter() {
+ Map<String, Object> filter = state.getFilter();
+
+ FilterUtilsTest utils = new FilterUtilsTest();
+
+ utils.checkArray(FilterUtils.CLASS_OR, 2, filter);
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, Message.ADMIN, utils.getItem(filter, 0));
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, MY_HOST, utils.getItem(filter, 1));
+ }
+
+ @Test
+ public void testStop() {
+ state.stop();
+ verifyNothingPublished();
+ }
+
+ @Test
+ public void testProcessForward() {
+ Forward msg = new Forward();
+ assertNull(state.process(msg));
+
+ verify(mgr).handle(msg);
+ }
+
+ @Test
+ public void testProcessHeartbeat() {
+ assertNull(state.process(new Heartbeat(PREV_HOST, 0L)));
+ verifyNothingPublished();
+ }
+
+ @Test
+ public void testProcessIdentification() {
+ assertNull(state.process(new Identification(PREV_HOST, null)));
+ verifyNothingPublished();
+ }
+
+ @Test
+ public void testProcessLeader() {
+ BucketAssignments asgn = new BucketAssignments(new String[] {HOST2, PREV_HOST, MY_HOST});
+ Leader msg = new Leader(PREV_HOST, asgn);
+
+ State next = mock(State.class);
+ when(mgr.goActive()).thenReturn(next);
+
+ // should stay in current state, but start distributing
+ assertNull(state.process(msg));
+ verify(mgr).startDistributing(asgn);
+ }
+
+ @Test
+ public void testProcessOffline() {
+ assertNull(state.process(new Offline(PREV_HOST)));
+ verifyNothingPublished();
+ }
+
+ @Test
+ public void testProcessQuery() {
+ assertNull(state.process(new Query()));
+ verifyNothingPublished();
+ }
+
+ /**
+ * Verifies that nothing was published on either channel.
+ */
+ private void verifyNothingPublished() {
+ verify(mgr, never()).publish(any(), any());
+ verify(mgr, never()).publishAdmin(any());
+ }
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/InactiveStateTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/InactiveStateTest.java
new file mode 100644
index 00000000..48d5b1ed
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/InactiveStateTest.java
@@ -0,0 +1,83 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.state;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+import java.util.Map;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.drools.pooling.message.Message;
+
+public class InactiveStateTest extends BasicStateTester {
+
+ private InactiveState state;
+
+ @Before
+ public void setUp() throws Exception {
+ super.setUp();
+
+ state = new InactiveState(mgr);
+ }
+
+ @Test
+ public void testGetFilter() {
+ Map<String, Object> filter = state.getFilter();
+
+ FilterUtilsTest utils = new FilterUtilsTest();
+
+ utils.checkArray(FilterUtils.CLASS_OR, 2, filter);
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, Message.ADMIN, utils.getItem(filter, 0));
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, MY_HOST, utils.getItem(filter, 1));
+ }
+
+ @Test
+ public void testGoInatcive() {
+ assertNull(state.goInactive());
+ }
+
+ @Test
+ public void testStart() {
+ state.start();
+
+ Pair<Long, StateTimerTask> timer = onceTasks.remove();
+
+ assertEquals(STD_REACTIVATE_WAIT_MS, timer.first.longValue());
+
+ // invoke the task - it should go to the state returned by the mgr
+ State next = mock(State.class);
+ when(mgr.goStart()).thenReturn(next);
+
+ assertEquals(next, timer.second.fire(null));
+ }
+
+ @Test
+ public void testInactiveState() {
+ /*
+ * Prove the state is attached to the manager by invoking getHost(),
+ * which delegates to the manager.
+ */
+ assertEquals(MY_HOST, state.getHost());
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/ProcessingStateTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/ProcessingStateTest.java
new file mode 100644
index 00000000..d60ad2ea
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/ProcessingStateTest.java
@@ -0,0 +1,328 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.state;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+import java.util.Arrays;
+import java.util.Map;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.drools.pooling.message.BucketAssignments;
+import org.onap.policy.drools.pooling.message.Identification;
+import org.onap.policy.drools.pooling.message.Leader;
+import org.onap.policy.drools.pooling.message.Message;
+import org.onap.policy.drools.pooling.message.Query;
+
+public class ProcessingStateTest extends BasicStateTester {
+
+ private ProcessingState state;
+
+ @Before
+ public void setUp() throws Exception {
+ super.setUp();
+
+ state = new ProcessingState(mgr, MY_HOST);
+ }
+
+ @Test
+ public void testGetFilter() {
+ Map<String, Object> filter = state.getFilter();
+
+ FilterUtilsTest utils = new FilterUtilsTest();
+
+ utils.checkArray(FilterUtils.CLASS_OR, 2, filter);
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, Message.ADMIN, utils.getItem(filter, 0));
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, MY_HOST, utils.getItem(filter, 1));
+ }
+
+ @Test
+ public void testProcessQuery() {
+ State next = mock(State.class);
+ when(mgr.goQuery()).thenReturn(next);
+
+ assertEquals(next, state.process(new Query()));
+
+ Identification ident = captureAdminMessage(Identification.class);
+ assertEquals(MY_HOST, ident.getSource());
+ assertEquals(ASGN3, ident.getAssignments());
+ }
+
+ @Test
+ public void testProcessingState() {
+ /*
+ * Null assignments should be OK.
+ */
+ when(mgr.getAssignments()).thenReturn(null);
+ state = new ProcessingState(mgr, LEADER);
+
+ /*
+ * Empty assignments should be OK.
+ */
+ when(mgr.getAssignments()).thenReturn(EMPTY_ASGN);
+ state = new ProcessingState(mgr, LEADER);
+ assertEquals(MY_HOST, state.getHost());
+ assertEquals(LEADER, state.getLeader());
+ assertEquals(EMPTY_ASGN, state.getAssignments());
+
+ /*
+ * Now try something with assignments.
+ */
+ when(mgr.getAssignments()).thenReturn(ASGN3);
+ state = new ProcessingState(mgr, LEADER);
+
+ /*
+ * Prove the state is attached to the manager by invoking getHost(),
+ * which delegates to the manager.
+ */
+ assertEquals(MY_HOST, state.getHost());
+
+ assertEquals(LEADER, state.getLeader());
+ assertEquals(ASGN3, state.getAssignments());
+ }
+
+ @Test(expected = IllegalArgumentException.class)
+ public void testProcessingState_NullLeader() {
+ when(mgr.getAssignments()).thenReturn(EMPTY_ASGN);
+ state = new ProcessingState(mgr, null);
+ }
+
+ @Test(expected = IllegalArgumentException.class)
+ public void testProcessingState_ZeroLengthHostArray() {
+ when(mgr.getAssignments()).thenReturn(new BucketAssignments(new String[] {}));
+ state = new ProcessingState(mgr, LEADER);
+ }
+
+ @Test
+ public void testMakeIdentification() {
+ Identification ident = state.makeIdentification();
+ assertEquals(MY_HOST, ident.getSource());
+ assertEquals(ASGN3, ident.getAssignments());
+ }
+
+ @Test
+ public void testGetAssignments() {
+ // assignments from constructor
+ assertEquals(ASGN3, state.getAssignments());
+
+ // null assignments - no effect
+ state.setAssignments(null);
+ assertEquals(ASGN3, state.getAssignments());
+
+ // empty assignments
+ state.setAssignments(EMPTY_ASGN);
+ assertEquals(EMPTY_ASGN, state.getAssignments());
+
+ // non-empty assignments
+ state.setAssignments(ASGN3);
+ assertEquals(ASGN3, state.getAssignments());
+ }
+
+ @Test
+ public void testSetAssignments() {
+ state.setAssignments(null);
+ verify(mgr, never()).startDistributing(any());
+
+ state.setAssignments(ASGN3);
+ verify(mgr).startDistributing(ASGN3);
+ }
+
+ @Test
+ public void testGetLeader() {
+ // check value from constructor
+ assertEquals(MY_HOST, state.getLeader());
+
+ state.setLeader(HOST2);
+ assertEquals(HOST2, state.getLeader());
+
+ state.setLeader(HOST3);
+ assertEquals(HOST3, state.getLeader());
+ }
+
+ @Test
+ public void testSetLeader() {
+ state.setLeader(MY_HOST);
+ assertEquals(MY_HOST, state.getLeader());
+ }
+
+ @Test(expected = IllegalArgumentException.class)
+ public void testSetLeader_Null() {
+ state.setLeader(null);
+ }
+
+ @Test
+ public void testIsLeader() {
+ state.setLeader(MY_HOST);
+ assertTrue(state.isLeader());
+
+ state.setLeader(HOST2);
+ assertFalse(state.isLeader());
+ }
+
+ @Test
+ public void testBecomeLeader() {
+ State next = mock(State.class);
+ when(mgr.goActive()).thenReturn(next);
+
+ assertEquals(next, state.becomeLeader(sortHosts(MY_HOST, HOST2)));
+
+ Leader msg = captureAdminMessage(Leader.class);
+
+ verify(mgr).startDistributing(msg.getAssignments());
+ verify(mgr).goActive();
+ }
+
+ @Test(expected = IllegalArgumentException.class)
+ public void testBecomeLeader_NotFirstAlive() {
+ // alive list contains something before my host name
+ state.becomeLeader(sortHosts(PREV_HOST, MY_HOST));
+ }
+
+ @Test
+ public void testMakeLeader() throws Exception {
+ state.becomeLeader(sortHosts(MY_HOST, HOST2));
+
+ Leader msg = captureAdminMessage(Leader.class);
+
+ // need a channel before invoking checkValidity()
+ msg.setChannel(Message.ADMIN);
+
+ msg.checkValidity();
+
+ assertEquals(MY_HOST, msg.getSource());
+ assertNotNull(msg.getAssignments());
+ assertTrue(msg.getAssignments().hasAssignment(MY_HOST));
+ assertTrue(msg.getAssignments().hasAssignment(HOST2));
+
+ // this one wasn't in the list of hosts, so it should have been removed
+ assertFalse(msg.getAssignments().hasAssignment(HOST1));
+ }
+
+ @Test
+ public void testMakeAssignments() throws Exception {
+ state.becomeLeader(sortHosts(MY_HOST, HOST2));
+
+ captureAssignments().checkValidity();
+ }
+
+ @Test
+ public void testMakeBucketArray_NullAssignments() {
+ when(mgr.getAssignments()).thenReturn(null);
+ state = new ProcessingState(mgr, MY_HOST);
+ state.becomeLeader(sortHosts(MY_HOST));
+
+ String[] arr = captureHostArray();
+
+ assertEquals(BucketAssignments.MAX_BUCKETS, arr.length);
+
+ assertTrue(Arrays.asList(arr).stream().allMatch(host -> MY_HOST.equals(host)));
+ }
+
+ @Test
+ public void testMakeBucketArray_ZeroAssignments() {
+ // bucket assignment with a zero-length array
+ state.setAssignments(new BucketAssignments(new String[0]));
+
+ state.becomeLeader(sortHosts(MY_HOST));
+
+ String[] arr = captureHostArray();
+
+ assertEquals(BucketAssignments.MAX_BUCKETS, arr.length);
+
+ assertTrue(Arrays.asList(arr).stream().allMatch(host -> MY_HOST.equals(host)));
+ }
+
+ @Test
+ public void testMakeBucketArray() {
+ /*
+ * All hosts are still alive, so it should have the exact same
+ * assignments as it had to start.
+ */
+ state.setAssignments(ASGN3);
+ state.becomeLeader(sortHosts(HOST_ARR3));
+
+ String[] arr = captureHostArray();
+
+ assertTrue(arr != HOST_ARR3);
+ assertEquals(Arrays.asList(HOST_ARR3), Arrays.asList(arr));
+ }
+
+ @Test
+ public void testRemoveExcessHosts() {
+ /**
+ * All hosts are still alive, plus some others.
+ */
+ state.setAssignments(ASGN3);
+ state.becomeLeader(sortHosts(MY_HOST, HOST1, HOST2, HOST3, HOST4));
+
+ // assignments should be unchanged
+ assertEquals(Arrays.asList(HOST_ARR3), captureHostList());
+ }
+
+ @Test
+ public void testAddIndicesToHostBuckets() {
+ // some are null, some hosts are no longer alive
+ String[] asgn = {null, MY_HOST, HOST3, null, HOST4, HOST1, HOST2};
+
+ state.setAssignments(new BucketAssignments(asgn));
+ state.becomeLeader(sortHosts(MY_HOST, HOST1, HOST2));
+
+ // every bucket should be assigned to one of the three hosts
+ String[] expected = {MY_HOST, MY_HOST, HOST1, HOST2, MY_HOST, HOST1, HOST2};
+ assertEquals(Arrays.asList(expected), captureHostList());
+ }
+
+ @Test
+ public void testAssignNullBuckets() {
+ /*
+ * Ensure buckets are assigned to the host with the fewest buckets.
+ */
+ String[] asgn = {MY_HOST, HOST1, MY_HOST, null, null, null, null, null, MY_HOST};
+
+ state.setAssignments(new BucketAssignments(asgn));
+ state.becomeLeader(sortHosts(MY_HOST, HOST1, HOST2));
+
+ String[] expected = {MY_HOST, HOST1, MY_HOST, HOST2, HOST1, HOST2, HOST1, HOST2, MY_HOST};
+ assertEquals(Arrays.asList(expected), captureHostList());
+ }
+
+ @Test
+ public void testRebalanceBuckets() {
+ /**
+ * Some are very lopsided.
+ */
+ String[] asgn = {MY_HOST, HOST1, MY_HOST, MY_HOST, MY_HOST, MY_HOST, HOST1, HOST2, HOST1, HOST3};
+
+ state.setAssignments(new BucketAssignments(asgn));
+ state.becomeLeader(sortHosts(MY_HOST, HOST1, HOST2, HOST3));
+
+ String[] expected = {HOST2, HOST1, HOST3, MY_HOST, MY_HOST, MY_HOST, HOST1, HOST2, HOST1, HOST3};
+ assertEquals(Arrays.asList(expected), captureHostList());
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/QueryStateTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/QueryStateTest.java
new file mode 100644
index 00000000..d714d5cc
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/QueryStateTest.java
@@ -0,0 +1,462 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.state;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+import java.util.Map;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.drools.pooling.message.BucketAssignments;
+import org.onap.policy.drools.pooling.message.Identification;
+import org.onap.policy.drools.pooling.message.Leader;
+import org.onap.policy.drools.pooling.message.Message;
+import org.onap.policy.drools.pooling.message.Offline;
+import org.onap.policy.drools.pooling.message.Query;
+
+public class QueryStateTest extends BasicStateTester {
+
+ private QueryState state;
+
+ @Before
+ public void setUp() throws Exception {
+ super.setUp();
+
+ state = new QueryState(mgr);
+ }
+
+ @Test
+ public void testGetFilter() {
+ Map<String, Object> filter = state.getFilter();
+
+ FilterUtilsTest utils = new FilterUtilsTest();
+
+ utils.checkArray(FilterUtils.CLASS_OR, 2, filter);
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, Message.ADMIN, utils.getItem(filter, 0));
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, MY_HOST, utils.getItem(filter, 1));
+ }
+
+ @Test
+ public void testStart() {
+ state.start();
+
+ Pair<Long, StateTimerTask> timer = onceTasks.remove();
+
+ assertEquals(STD_IDENTIFICATION_MS, timer.first.longValue());
+ assertNotNull(timer.second);
+ }
+
+ @Test
+ public void testGoQuery() {
+ assertNull(state.process(new Query()));
+ assertEquals(ASGN3, state.getAssignments());
+ }
+
+ @Test
+ public void testProcessIdentification_NullSource() {
+ assertNull(state.process(new Identification()));
+
+ assertEquals(MY_HOST, state.getLeader());
+ }
+
+ @Test
+ public void testProcessIdentification_NewLeader() {
+ assertNull(state.process(new Identification(PREV_HOST, null)));
+
+ assertEquals(PREV_HOST, state.getLeader());
+ }
+
+ @Test
+ public void testProcessIdentification_NotNewLeader() {
+ assertNull(state.process(new Identification(HOST2, null)));
+
+ assertEquals(MY_HOST, state.getLeader());
+ }
+
+ @Test
+ public void testProcessLeader_NullAssignment() {
+ Leader msg = new Leader(PREV_HOST, null);
+
+ // should stay in the same state, and not start distributing
+ assertNull(state.process(msg));
+ verify(mgr, never()).startDistributing(any());
+ verify(mgr, never()).goActive();
+ verify(mgr, never()).goInactive();
+
+ // info should be unchanged
+ assertEquals(MY_HOST, state.getLeader());
+ assertEquals(ASGN3, state.getAssignments());
+ }
+
+ @Test
+ public void testProcessLeader_NullSource() {
+ String[] arr = {HOST2, PREV_HOST, MY_HOST};
+ BucketAssignments asgn = new BucketAssignments(arr);
+ Leader msg = new Leader(null, asgn);
+
+ // should stay in the same state, and not start distributing
+ assertNull(state.process(msg));
+ verify(mgr, never()).startDistributing(any());
+ verify(mgr, never()).goActive();
+ verify(mgr, never()).goInactive();
+
+ // info should be unchanged
+ assertEquals(MY_HOST, state.getLeader());
+ assertEquals(ASGN3, state.getAssignments());
+ }
+
+ @Test
+ public void testProcessLeader_SourceIsNotAssignmentLeader() {
+ String[] arr = {HOST2, PREV_HOST, MY_HOST};
+ BucketAssignments asgn = new BucketAssignments(arr);
+ Leader msg = new Leader(HOST2, asgn);
+
+ // should stay in the same state, and not start distributing
+ assertNull(state.process(msg));
+ verify(mgr, never()).startDistributing(any());
+ verify(mgr, never()).goActive();
+ verify(mgr, never()).goInactive();
+
+ // info should be unchanged
+ assertEquals(MY_HOST, state.getLeader());
+ assertEquals(ASGN3, state.getAssignments());
+ }
+
+ @Test
+ public void testProcessLeader_EmptyAssignment() {
+ Leader msg = new Leader(PREV_HOST, new BucketAssignments());
+
+ // should stay in the same state, and not start distributing
+ assertNull(state.process(msg));
+ verify(mgr, never()).startDistributing(any());
+ verify(mgr, never()).goActive();
+ verify(mgr, never()).goInactive();
+
+ // info should be unchanged
+ assertEquals(MY_HOST, state.getLeader());
+ assertEquals(ASGN3, state.getAssignments());
+ }
+
+ @Test
+ public void testProcessLeader_BetterLeader() {
+ String[] arr = {HOST2, PREV_HOST, MY_HOST};
+ BucketAssignments asgn = new BucketAssignments(arr);
+ Leader msg = new Leader(PREV_HOST, asgn);
+
+ State next = mock(State.class);
+ when(mgr.goActive()).thenReturn(next);
+
+ // should go Active and start distributing
+ assertEquals(next, state.process(msg));
+ verify(mgr).startDistributing(asgn);
+ verify(mgr, never()).goInactive();
+ }
+
+ @Test
+ public void testProcessLeader_NotABetterLeader() {
+ // no assignments yet
+ mgr.startDistributing(null);
+ state = new QueryState(mgr);
+
+ BucketAssignments asgn = new BucketAssignments(new String[] {HOST1, HOST2});
+ Leader msg = new Leader(HOST1, asgn);
+
+ State next = mock(State.class);
+ when(mgr.goInactive()).thenReturn(next);
+
+ // should stay in the same state
+ assertNull(state.process(msg));
+ verify(mgr, never()).goActive();
+ verify(mgr, never()).goInactive();
+
+ // should have started distributing
+ verify(mgr).startDistributing(asgn);
+
+ // this host should still be the leader
+ assertEquals(MY_HOST, state.getLeader());
+
+ // new assignments
+ assertEquals(asgn, state.getAssignments());
+ }
+
+ @Test
+ public void testProcessOffline_NullHost() {
+ assertNull(state.process(new Offline()));
+ assertEquals(MY_HOST, state.getLeader());
+ }
+
+ @Test
+ public void testProcessOffline_SameHost() {
+ assertNull(state.process(new Offline(MY_HOST)));
+ assertEquals(MY_HOST, state.getLeader());
+ }
+
+ @Test
+ public void testProcessOffline_DiffHost() {
+ BucketAssignments asgn = new BucketAssignments(new String[] {PREV_HOST, HOST1});
+ mgr.startDistributing(asgn);
+ state = new QueryState(mgr);
+
+ // tell it that the hosts are alive
+ state.process(new Identification(PREV_HOST, asgn));
+ state.process(new Identification(HOST1, asgn));
+
+ // #2 goes offline
+ assertNull(state.process(new Offline(HOST1)));
+
+ // #1 should still be the leader
+ assertEquals(PREV_HOST, state.getLeader());
+
+ // #1 goes offline
+ assertNull(state.process(new Offline(PREV_HOST)));
+
+ // this should still be the leader now
+ assertEquals(MY_HOST, state.getLeader());
+ }
+
+ @Test
+ public void testProcessQuery() {
+ BucketAssignments asgn = new BucketAssignments(new String[] {HOST1, HOST2});
+ mgr.startDistributing(asgn);
+ state = new QueryState(mgr);
+
+ State next = mock(State.class);
+ when(mgr.goQuery()).thenReturn(next);
+
+ assertEquals(null, state.process(new Query()));
+
+ verify(mgr).publishAdmin(any(Identification.class));
+ }
+
+ @Test
+ public void testQueryState() {
+ /*
+ * Prove the state is attached to the manager by invoking getHost(),
+ * which delegates to the manager.
+ */
+ assertEquals(MY_HOST, state.getHost());
+ }
+
+ @Test
+ public void testAwaitIdentification_Leader() {
+ state.start();
+
+ Pair<Long, StateTimerTask> timer = onceTasks.remove();
+
+ assertEquals(STD_IDENTIFICATION_MS, timer.first.longValue());
+ assertNotNull(timer.second);
+
+ State next = mock(State.class);
+ when(mgr.goActive()).thenReturn(next);
+
+ assertEquals(next, timer.second.fire(null));
+
+ // should have published a Leader message
+ Leader msg = captureAdminMessage(Leader.class);
+ assertEquals(MY_HOST, msg.getSource());
+ assertTrue(msg.getAssignments().hasAssignment(MY_HOST));
+ }
+
+ @Test
+ public void testAwaitIdentification_HasAssignment() {
+ // not the leader, but has an assignment
+ BucketAssignments asgn = new BucketAssignments(new String[] {PREV_HOST, MY_HOST, HOST2});
+ mgr.startDistributing(asgn);
+ state = new QueryState(mgr);
+
+ state.start();
+
+ // tell it the leader is still active
+ state.process(new Identification(PREV_HOST, asgn));
+
+ Pair<Long, StateTimerTask> timer = onceTasks.remove();
+
+ assertEquals(STD_IDENTIFICATION_MS, timer.first.longValue());
+ assertNotNull(timer.second);
+
+ // set up active state, as that's what it should return
+ State next = mock(State.class);
+ when(mgr.goActive()).thenReturn(next);
+
+ assertEquals(next, timer.second.fire(null));
+
+ // should NOT have published a Leader message
+ assertTrue(admin.isEmpty());
+
+ // should have gone active with the current assignments
+ verify(mgr).goActive();
+ }
+
+ @Test
+ public void testAwaitIdentification_NoAssignment() {
+ // not the leader and no assignment
+ BucketAssignments asgn = new BucketAssignments(new String[] {HOST1, HOST2});
+ mgr.startDistributing(asgn);
+ state = new QueryState(mgr);
+
+ state.start();
+
+ // tell it the leader is still active
+ state.process(new Identification(PREV_HOST, asgn));
+
+ Pair<Long, StateTimerTask> timer = onceTasks.remove();
+
+ assertEquals(STD_IDENTIFICATION_MS, timer.first.longValue());
+ assertNotNull(timer.second);
+
+ // set up inactive state, as that's what it should return
+ State next = mock(State.class);
+ when(mgr.goInactive()).thenReturn(next);
+
+ assertEquals(next, timer.second.fire(null));
+
+ // should NOT have published a Leader message
+ assertTrue(admin.isEmpty());
+ }
+
+ @Test
+ public void testHasAssignment() {
+ // null assignment
+ mgr.startDistributing(null);
+ assertFalse(state.hasAssignment());
+
+ // not in assignments
+ state.setAssignments(new BucketAssignments(new String[] {HOST3}));
+ assertFalse(state.hasAssignment());
+
+ // it IS in the assignments
+ state.setAssignments(new BucketAssignments(new String[] {MY_HOST}));
+ assertTrue(state.hasAssignment());
+ }
+
+ @Test
+ public void testRecordInfo_NullSource() {
+ state.setAssignments(ASGN3);
+ state.setLeader(MY_HOST);
+
+ BucketAssignments asgn = new BucketAssignments(new String[] {PREV_HOST, MY_HOST, HOST2});
+ state.process(new Identification(null, asgn));
+
+ // leader unchanged
+ assertEquals(MY_HOST, state.getLeader());
+
+ // assignments still updated
+ assertEquals(asgn, state.getAssignments());
+ }
+
+ @Test
+ public void testRecordInfo_SourcePreceedsMyHost() {
+ state.setAssignments(ASGN3);
+ state.setLeader(MY_HOST);
+
+ BucketAssignments asgn = new BucketAssignments(new String[] {PREV_HOST, MY_HOST, HOST2});
+ state.process(new Identification(PREV_HOST, asgn));
+
+ // new leader
+ assertEquals(PREV_HOST, state.getLeader());
+
+ // assignments still updated
+ assertEquals(asgn, state.getAssignments());
+ }
+
+ @Test
+ public void testRecordInfo_SourceFollowsMyHost() {
+ mgr.startDistributing(null);
+ state.setLeader(MY_HOST);
+
+ BucketAssignments asgn = new BucketAssignments(new String[] {HOST1, HOST2});
+ state.process(new Identification(HOST1, asgn));
+
+ // leader unchanged
+ assertEquals(MY_HOST, state.getLeader());
+
+ // assignments still updated
+ assertEquals(asgn, state.getAssignments());
+ }
+
+ @Test
+ public void testRecordInfo_NewIsNull() {
+ state.setAssignments(ASGN3);
+ state.process(new Identification(HOST1, null));
+
+ assertEquals(ASGN3, state.getAssignments());
+ }
+
+ @Test
+ public void testRecordInfo_NewIsEmpty() {
+ state.setAssignments(ASGN3);
+ state.process(new Identification(PREV_HOST, new BucketAssignments()));
+
+ assertEquals(ASGN3, state.getAssignments());
+ }
+
+ @Test
+ public void testRecordInfo_OldIsNull() {
+ mgr.startDistributing(null);
+
+ BucketAssignments asgn = new BucketAssignments(new String[] {HOST1, HOST2});
+ state.process(new Identification(HOST1, asgn));
+
+ assertEquals(asgn, state.getAssignments());
+ }
+
+ @Test
+ public void testRecordInfo_OldIsEmpty() {
+ state.setAssignments(new BucketAssignments());
+
+ BucketAssignments asgn = new BucketAssignments(new String[] {HOST1, HOST2});
+ state.process(new Identification(HOST1, asgn));
+
+ assertEquals(asgn, state.getAssignments());
+ }
+
+ @Test
+ public void testRecordInfo_NewLeaderPreceedsOld() {
+ state.setAssignments(ASGN3);
+ state.setLeader(MY_HOST);
+
+ BucketAssignments asgn = new BucketAssignments(new String[] {PREV_HOST, MY_HOST, HOST2});
+ state.process(new Identification(HOST3, asgn));
+
+ assertEquals(asgn, state.getAssignments());
+ }
+
+ @Test
+ public void testRecordInfo_NewLeaderSucceedsOld() {
+ state.setAssignments(ASGN3);
+ state.setLeader(MY_HOST);
+
+ BucketAssignments asgn = new BucketAssignments(new String[] {HOST2, HOST3});
+ state.process(new Identification(HOST3, asgn));
+
+ // should be unchanged
+ assertEquals(ASGN3, state.getAssignments());
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/StartStateTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/StartStateTest.java
new file mode 100644
index 00000000..f29d2348
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/StartStateTest.java
@@ -0,0 +1,180 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.state;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+import java.util.Map;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.drools.pooling.message.Forward;
+import org.onap.policy.drools.pooling.message.Heartbeat;
+import org.onap.policy.drools.pooling.message.Identification;
+import org.onap.policy.drools.pooling.message.Leader;
+import org.onap.policy.drools.pooling.message.Message;
+import org.onap.policy.drools.pooling.message.Offline;
+import org.onap.policy.drools.pooling.message.Query;
+
+public class StartStateTest extends BasicStateTester {
+
+ private StartState state;
+
+ @Before
+ public void setUp() throws Exception {
+ super.setUp();
+
+ state = new StartState(mgr);
+ }
+
+ @Test
+ public void testGetFilter() {
+ Map<String, Object> filter = state.getFilter();
+
+ FilterUtilsTest utils = new FilterUtilsTest();
+
+ utils.checkArray(FilterUtils.CLASS_OR, 2, filter);
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, Message.ADMIN, utils.getItem(filter, 0));
+
+ // get the sub-filter
+ filter = utils.getItem(filter, 1);
+
+ utils.checkArray(FilterUtils.CLASS_AND, 2, filter);
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, MY_HOST, utils.getItem(filter, 0));
+ utils.checkEquals(FilterUtils.MSG_TIMESTAMP, String.valueOf(state.getHbTimestampMs()),
+ utils.getItem(filter, 1));
+ }
+
+ @Test
+ public void testStart() {
+ state.start();
+
+ Pair<String, Heartbeat> msg = capturePublishedMessage(Heartbeat.class);
+
+ assertEquals(MY_HOST, msg.first);
+ assertEquals(state.getHbTimestampMs(), msg.second.getTimestampMs());
+
+ Pair<Long, StateTimerTask> timer = onceTasks.removeFirst();
+
+ assertEquals(STD_HEARTBEAT_WAIT_MS, timer.first.longValue());
+
+ // invoke the task - it should go to the state returned by the mgr
+ State next = mock(State.class);
+ when(mgr.goInactive()).thenReturn(next);
+
+ assertEquals(next, timer.second.fire(null));
+
+ verify(mgr).internalTopicFailed();
+ }
+
+ @Test
+ public void testStartStatePoolingManager() {
+ /*
+ * Prove the state is attached to the manager by invoking getHost(),
+ * which delegates to the manager.
+ */
+ assertEquals(MY_HOST, state.getHost());
+ }
+
+ @Test
+ public void testStartStateState() {
+ // create a new state from the current state
+ state = new StartState(mgr);
+
+ /*
+ * Prove the state is attached to the manager by invoking getHost(),
+ * which delegates to the manager.
+ */
+ assertEquals(MY_HOST, state.getHost());
+ }
+
+ @Test
+ public void testProcessForward() {
+ assertNull(state.process(new Forward()));
+ }
+
+ @Test
+ public void testProcessHeartbeat() {
+ Heartbeat msg = new Heartbeat();
+
+ // no matching data in heart beat
+ assertNull(state.process(msg));
+ verify(mgr, never()).publishAdmin(any());
+
+ // same source, different time stamp
+ msg.setSource(MY_HOST);
+ msg.setTimestampMs(state.getHbTimestampMs() - 1);
+ assertNull(state.process(msg));
+ verify(mgr, never()).publishAdmin(any());
+
+ // same time stamp, different source
+ msg.setSource("unknown");
+ msg.setTimestampMs(state.getHbTimestampMs());
+ assertNull(state.process(msg));
+ verify(mgr, never()).publishAdmin(any());
+
+ // matching heart beat
+ msg.setSource(MY_HOST);
+ msg.setTimestampMs(state.getHbTimestampMs());
+
+ State next = mock(State.class);
+ when(mgr.goQuery()).thenReturn(next);
+
+ assertEquals(next, state.process(msg));
+
+ verify(mgr).publishAdmin(any(Query.class));
+ }
+
+ @Test
+ public void testProcessIdentification() {
+ assertNull(state.process(new Identification(MY_HOST, null)));
+ }
+
+ @Test
+ public void testProcessLeader() {
+ assertNull(state.process(new Leader(MY_HOST, null)));
+ }
+
+ @Test
+ public void testProcessOffline() {
+ assertNull(state.process(new Offline(HOST1)));
+ }
+
+ @Test
+ public void testProcessQuery() {
+ assertNull(state.process(new Query()));
+ }
+
+ @Test
+ public void testGetHbTimestampMs() {
+ long tcurrent = System.currentTimeMillis();
+ assertTrue(new StartState(mgr).getHbTimestampMs() >= tcurrent);
+
+ tcurrent = System.currentTimeMillis();
+ assertTrue(new StartState(mgr).getHbTimestampMs() >= tcurrent);
+ }
+
+}
diff --git a/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/StateTest.java b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/StateTest.java
new file mode 100644
index 00000000..1be48e21
--- /dev/null
+++ b/feature-pooling-dmaap/src/test/java/org/onap/policy/drools/pooling/state/StateTest.java
@@ -0,0 +1,440 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.pooling.state;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+import java.util.Map;
+import java.util.concurrent.ScheduledFuture;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.drools.pooling.PoolingManager;
+import org.onap.policy.drools.pooling.message.BucketAssignments;
+import org.onap.policy.drools.pooling.message.Forward;
+import org.onap.policy.drools.pooling.message.Heartbeat;
+import org.onap.policy.drools.pooling.message.Identification;
+import org.onap.policy.drools.pooling.message.Leader;
+import org.onap.policy.drools.pooling.message.Message;
+import org.onap.policy.drools.pooling.message.Offline;
+import org.onap.policy.drools.pooling.message.Query;
+
+public class StateTest extends BasicStateTester {
+
+ private State state;
+
+ @Before
+ public void setUp() throws Exception {
+ super.setUp();
+
+ state = new MyState(mgr);
+ }
+
+ @Test
+ public void testStatePoolingManager() {
+ /*
+ * Prove the state is attached to the manager by invoking getHost(),
+ * which delegates to the manager.
+ */
+ assertEquals(MY_HOST, state.getHost());
+ }
+
+ @Test
+ public void testStateState() {
+ // allocate a new state, copying from the old state
+ state = new MyState(mgr);
+
+ /*
+ * Prove the state is attached to the manager by invoking getHost(),
+ * which delegates to the manager.
+ */
+ assertEquals(MY_HOST, state.getHost());
+ }
+
+ @Test
+ public void testCancelTimers() {
+ int delay = 100;
+ int initDelay = 200;
+
+ /*
+ * Create three tasks tasks.
+ */
+
+ StateTimerTask task1 = mock(StateTimerTask.class);
+ StateTimerTask task2 = mock(StateTimerTask.class);
+ StateTimerTask task3 = mock(StateTimerTask.class);
+
+ // two tasks via schedule()
+ state.schedule(delay, task1);
+ state.schedule(delay, task2);
+
+ // one task via scheduleWithFixedDelay()
+ state.scheduleWithFixedDelay(initDelay, delay, task3);
+
+ // ensure all were scheduled, but not yet canceled
+ verify(mgr).schedule(delay, task1);
+ verify(mgr).schedule(delay, task2);
+ verify(mgr).scheduleWithFixedDelay(initDelay, delay, task3);
+
+ ScheduledFuture<?> fut1 = onceFutures.removeFirst();
+ ScheduledFuture<?> fut2 = onceFutures.removeFirst();
+ ScheduledFuture<?> fut3 = repeatedFutures.removeFirst();
+
+ verify(fut1, never()).cancel(false);
+ verify(fut2, never()).cancel(false);
+ verify(fut3, never()).cancel(false);
+
+ /*
+ * Cancel the timers.
+ */
+ state.cancelTimers();
+
+ // verify that all were cancelled
+ verify(fut1).cancel(false);
+ verify(fut2).cancel(false);
+ verify(fut3).cancel(false);
+ }
+
+ @Test
+ public void testGetFilter() {
+ Map<String, Object> filter = state.getFilter();
+
+ FilterUtilsTest utils = new FilterUtilsTest();
+
+ utils.checkArray(FilterUtils.CLASS_OR, 2, filter);
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, Message.ADMIN, utils.getItem(filter, 0));
+ utils.checkEquals(FilterUtils.MSG_CHANNEL, MY_HOST, utils.getItem(filter, 1));
+ }
+
+ @Test
+ public void testStart() {
+ state.start();
+ }
+
+ @Test
+ public void testStop() {
+ state.stop();
+
+ assertEquals(MY_HOST, captureAdminMessage(Offline.class).getSource());
+ }
+
+ @Test
+ public void testGoStart() {
+ State next = mock(State.class);
+ when(mgr.goStart()).thenReturn(next);
+
+ State next2 = state.goStart();
+ assertEquals(next, next2);
+ }
+
+ @Test
+ public void testGoQuery() {
+ State next = mock(State.class);
+ when(mgr.goQuery()).thenReturn(next);
+
+ State next2 = state.goQuery();
+ assertEquals(next, next2);
+ }
+
+ @Test
+ public void testGoActive() {
+ State next = mock(State.class);
+ when(mgr.goActive()).thenReturn(next);
+
+ State next2 = state.goActive();
+ assertEquals(next, next2);
+ }
+
+ @Test
+ public void testGoInactive() {
+ State next = mock(State.class);
+ when(mgr.goInactive()).thenReturn(next);
+
+ State next2 = state.goInactive();
+ assertEquals(next, next2);
+ }
+
+ @Test
+ public void testProcessForward() {
+ Forward msg = new Forward();
+ assertNull(state.process(msg));
+
+ verify(mgr).handle(msg);
+ }
+
+ @Test
+ public void testProcessHeartbeat() {
+ assertNull(state.process(new Heartbeat()));
+ }
+
+ @Test
+ public void testProcessIdentification() {
+ assertNull(state.process(new Identification()));
+ }
+
+ @Test
+ public void testProcessLeader_NullAssignment() {
+ Leader msg = new Leader(PREV_HOST, null);
+
+ // should stay in the same state, and not start distributing
+ assertNull(state.process(msg));
+ verify(mgr, never()).startDistributing(any());
+ verify(mgr, never()).goActive();
+ verify(mgr, never()).goInactive();
+ }
+
+ @Test
+ public void testProcessLeader_NullSource() {
+ String[] arr = {HOST2, PREV_HOST, MY_HOST};
+ BucketAssignments asgn = new BucketAssignments(arr);
+ Leader msg = new Leader(null, asgn);
+
+ // should stay in the same state, and not start distributing
+ assertNull(state.process(msg));
+ verify(mgr, never()).startDistributing(any());
+ verify(mgr, never()).goActive();
+ verify(mgr, never()).goInactive();
+ }
+
+ @Test
+ public void testProcessLeader_EmptyAssignment() {
+ Leader msg = new Leader(PREV_HOST, new BucketAssignments());
+
+ // should stay in the same state, and not start distributing
+ assertNull(state.process(msg));
+ verify(mgr, never()).startDistributing(any());
+ verify(mgr, never()).goActive();
+ verify(mgr, never()).goInactive();
+ }
+
+ @Test
+ public void testProcessLeader_MyHostAssigned() {
+ String[] arr = {HOST2, PREV_HOST, MY_HOST};
+ BucketAssignments asgn = new BucketAssignments(arr);
+ Leader msg = new Leader(PREV_HOST, asgn);
+
+ State next = mock(State.class);
+ when(mgr.goActive()).thenReturn(next);
+
+ // should go Active and start distributing
+ assertEquals(next, state.process(msg));
+ verify(mgr).startDistributing(asgn);
+ verify(mgr, never()).goInactive();
+ }
+
+ @Test
+ public void testProcessLeader_MyHostUnassigned() {
+ String[] arr = {HOST2, HOST1};
+ BucketAssignments asgn = new BucketAssignments(arr);
+ Leader msg = new Leader(HOST1, asgn);
+
+ State next = mock(State.class);
+ when(mgr.goInactive()).thenReturn(next);
+
+ // should go Inactive and start distributing
+ assertEquals(next, state.process(msg));
+ verify(mgr).startDistributing(asgn);
+ verify(mgr, never()).goActive();
+ }
+
+ @Test
+ public void testProcessOffline() {
+ assertNull(state.process(new Offline()));
+ }
+
+ @Test
+ public void testProcessQuery() {
+ assertNull(state.process(new Query()));
+ }
+
+ @Test
+ public void testPublishIdentification() {
+ Identification msg = new Identification();
+ state.publish(msg);
+
+ verify(mgr).publishAdmin(msg);
+ }
+
+ @Test
+ public void testPublishLeader() {
+ Leader msg = new Leader();
+ state.publish(msg);
+
+ verify(mgr).publishAdmin(msg);
+ }
+
+ @Test
+ public void testPublishOffline() {
+ Offline msg = new Offline();
+ state.publish(msg);
+
+ verify(mgr).publishAdmin(msg);
+ }
+
+ @Test
+ public void testPublishQuery() {
+ Query msg = new Query();
+ state.publish(msg);
+
+ verify(mgr).publishAdmin(msg);
+ }
+
+ @Test
+ public void testPublishStringForward() {
+ String chnl = "channelF";
+ Forward msg = new Forward();
+
+ state.publish(chnl, msg);
+
+ verify(mgr).publish(chnl, msg);
+ }
+
+ @Test
+ public void testPublishStringHeartbeat() {
+ String chnl = "channelH";
+ Heartbeat msg = new Heartbeat();
+
+ state.publish(chnl, msg);
+
+ verify(mgr).publish(chnl, msg);
+ }
+
+ @Test
+ public void testStartDistributing() {
+ BucketAssignments asgn = new BucketAssignments();
+ state.startDistributing(asgn);
+
+ verify(mgr).startDistributing(asgn);
+ }
+
+ @Test
+ public void testStartDistributing_NullAssignments() {
+ state.startDistributing(null);
+
+ verify(mgr, never()).startDistributing(any());
+ }
+
+ @Test
+ public void testSchedule() {
+ int delay = 100;
+
+ StateTimerTask task = mock(StateTimerTask.class);
+
+ state.schedule(delay, task);
+
+ ScheduledFuture<?> fut = onceFutures.removeFirst();
+
+ // scheduled, but not canceled yet
+ verify(mgr).schedule(delay, task);
+ verify(fut, never()).cancel(false);
+
+ /*
+ * Ensure the state added the timer to its list by telling it to cancel
+ * its timers and then seeing if this timer was canceled.
+ */
+ state.cancelTimers();
+ verify(fut).cancel(false);
+ }
+
+ @Test
+ public void testScheduleWithFixedDelay() {
+ int initdel = 100;
+ int delay = 200;
+
+ StateTimerTask task = mock(StateTimerTask.class);
+
+ state.scheduleWithFixedDelay(initdel, delay, task);
+
+ ScheduledFuture<?> fut = repeatedFutures.removeFirst();
+
+ // scheduled, but not canceled yet
+ verify(mgr).scheduleWithFixedDelay(initdel, delay, task);
+ verify(fut, never()).cancel(false);
+
+ /*
+ * Ensure the state added the timer to its list by telling it to cancel
+ * its timers and then seeing if this timer was canceled.
+ */
+ state.cancelTimers();
+ verify(fut).cancel(false);
+ }
+
+ @Test
+ public void testInternalTopicFailed() {
+ State next = mock(State.class);
+ when(mgr.goInactive()).thenReturn(next);
+
+ State next2 = state.internalTopicFailed();
+ assertEquals(next, next2);
+
+ verify(mgr).internalTopicFailed();
+
+ Offline msg = captureAdminMessage(Offline.class);
+ assertEquals(MY_HOST, msg.getSource());
+ }
+
+ @Test
+ public void testMakeHeartbeat() {
+ long timestamp = 30000L;
+ Heartbeat msg = state.makeHeartbeat(timestamp);
+
+ assertEquals(MY_HOST, msg.getSource());
+ assertEquals(timestamp, msg.getTimestampMs());
+ }
+
+ @Test
+ public void testMakeOffline() {
+ Offline msg = state.makeOffline();
+
+ assertEquals(MY_HOST, msg.getSource());
+ }
+
+ @Test
+ public void testMakeQuery() {
+ Query msg = state.makeQuery();
+
+ assertEquals(MY_HOST, msg.getSource());
+ }
+
+ @Test
+ public void testGetHost() {
+ assertEquals(MY_HOST, state.getHost());
+ }
+
+ @Test
+ public void testGetTopic() {
+ assertEquals(MY_TOPIC, state.getTopic());
+ }
+
+ /**
+ * State used for testing purposes, with abstract methods implemented.
+ */
+ private class MyState extends State {
+
+ public MyState(PoolingManager mgr) {
+ super(mgr);
+ }
+ }
+}