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/*
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
* Copyright (C) 2019-2020 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.common.endpoints.event.comm.bus;
import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNotSame;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.onap.policy.common.endpoints.properties.PolicyEndPointProperties.PROPERTY_MANAGED_SUFFIX;
import static org.onap.policy.common.endpoints.properties.PolicyEndPointProperties.PROPERTY_TOPIC_SERVERS_SUFFIX;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Properties;
import org.apache.commons.lang3.RandomStringUtils;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
import org.onap.policy.common.endpoints.event.comm.bus.internal.BusTopicParams;
public abstract class NoopTopicFactoryTest<F extends NoopTopicFactory<T>, T extends NoopTopicEndpoint>
extends TopicFactoryTestBase<T> {
private static final List<String> NOOP_SERVERS = Arrays.asList(CommInfrastructure.NOOP.toString());
private F factory = null;
protected abstract F buildFactory();
/**
* Creates the object to be tested.
*/
@Before
@Override
public void setUp() {
super.setUp();
initFactory();
}
@After
public void tearDown() {
factory.destroy();
}
@Test
public void testBuildBusTopicParams() {
initFactory();
T item1 = buildTopic(makeParams(servers, MY_TOPIC, true));
assertNotNull(item1);
assertEquals(servers, item1.getServers());
assertEquals(MY_TOPIC, item1.getTopic());
}
@Test
public void testBuildListOfStringStringBoolean() {
initFactory();
T item1 = buildTopic(servers, MY_TOPIC, true);
assertNotNull(item1);
assertEquals(servers, item1.getServers());
assertEquals(MY_TOPIC, item1.getTopic());
// managed topic - should not build a new one
assertEquals(item1, buildTopic(servers, MY_TOPIC, true));
T item2 = buildTopic(servers, TOPIC2, true);
assertNotNull(item2);
assertNotSame(item1, item2);
// duplicate - should be the same, as these topics are managed
List<String> randomServers = new ArrayList<>();
randomServers.add(RandomStringUtils.randomAlphanumeric(8));
T item3 = buildTopic(randomServers, TOPIC2, true);
assertSame(item2, item3);
T item4 = buildTopic(Collections.emptyList(), TOPIC2, true);
assertSame(item3, item4);
// null server list
initFactory();
assertEquals(NOOP_SERVERS, buildTopic(null, MY_TOPIC, true).getServers());
// empty server list
initFactory();
assertEquals(NOOP_SERVERS, buildTopic(Collections.emptyList(), MY_TOPIC, true).getServers());
// unmanaged topic
initFactory();
item1 = buildTopic(servers, MY_TOPIC, false);
assertNotSame(item1, buildTopic(servers, MY_TOPIC, false));
}
@Test(expected = IllegalArgumentException.class)
public void testBuildListOfStringStringBoolean_NullTopic() {
buildTopic(servers, null, true);
}
@Test(expected = IllegalArgumentException.class)
public void testBuildListOfStringStringBoolean_EmptyTopic() {
buildTopic(servers, "", true);
}
@Test
public void testBuildProperties() {
// managed topic
initFactory();
assertEquals(1, buildTopics(makePropBuilder().makeTopic(MY_TOPIC).build()).size());
assertNotNull(factory.get(MY_TOPIC));
// unmanaged topic - get() will throw an exception
initFactory();
assertEquals(1, buildTopics(makePropBuilder().makeTopic(MY_TOPIC)
.setTopicProperty(PROPERTY_MANAGED_SUFFIX, "false").build()).size());
assertThatIllegalStateException().isThrownBy(() -> factory.get(MY_TOPIC));
// managed undefined - default to true
initFactory();
assertEquals(1, buildTopics(
makePropBuilder().makeTopic(MY_TOPIC).removeTopicProperty(PROPERTY_MANAGED_SUFFIX).build())
.size());
assertNotNull(factory.get(MY_TOPIC));
// managed empty - default to true
initFactory();
assertEquals(1, buildTopics(
makePropBuilder().makeTopic(MY_TOPIC).setTopicProperty(PROPERTY_MANAGED_SUFFIX, "").build())
.size());
assertNotNull(factory.get(MY_TOPIC));
initFactory();
// null topic list
assertTrue(buildTopics(makePropBuilder().build()).isEmpty());
// empty topic list
assertTrue(buildTopics(makePropBuilder().addTopic("").build()).isEmpty());
// null server list
initFactory();
T endpoint = buildTopics(makePropBuilder().makeTopic(MY_TOPIC)
.removeTopicProperty(PROPERTY_TOPIC_SERVERS_SUFFIX).build()).get(0);
assertEquals(NOOP_SERVERS, endpoint.getServers());
// empty server list
initFactory();
endpoint = buildTopics(makePropBuilder().makeTopic(MY_TOPIC).setTopicProperty(PROPERTY_TOPIC_SERVERS_SUFFIX, "")
.build()).get(0);
assertEquals(NOOP_SERVERS, endpoint.getServers());
// test other options
super.testBuildProperties_Multiple();
}
@Test
@Override
public void testDestroyString_testGet_testInventory() {
super.testDestroyString_testGet_testInventory();
super.testDestroyString_Ex();
}
@Test
@Override
public void testDestroy() {
super.testDestroy();
}
@Test
public void testGet() {
super.testGet_Ex();
}
@Override
protected void initFactory() {
if (factory != null) {
factory.destroy();
}
factory = buildFactory();
}
@Override
protected List<T> buildTopics(Properties properties) {
return factory.build(properties);
}
protected T buildTopic(BusTopicParams param) {
return factory.build(param);
}
protected T buildTopic(List<String> servers, String topic, boolean managed) {
return factory.build(servers, topic, managed);
}
@Override
protected void destroyFactory() {
factory.destroy();
}
@Override
protected void destroyTopic(String topic) {
factory.destroy(topic);
}
@Override
protected List<T> getInventory() {
return factory.inventory();
}
@Override
protected T getTopic(String topic) {
return factory.get(topic);
}
@Override
protected TopicPropertyBuilder makePropBuilder() {
return new NoopTopicPropertyBuilder(factory.getTopicsPropertyName());
}
private BusTopicParams makeParams(List<String> servers, String topic, boolean managed) {
BusTopicParams params = new BusTopicParams();
params.setServers(servers);
params.setTopic(topic);
params.setManaged(managed);
return params;
}
}
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