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-rw-r--r--policy-endpoints/src/test/java/org/onap/policy/common/endpoints/utils/NetLoggerUtilTest.java268
-rw-r--r--policy-endpoints/src/test/resources/META-INF/services/org.onap.policy.common.endpoints.features.NetLoggerFeatureApi1
-rw-r--r--policy-endpoints/src/test/resources/logback-test.xml10
3 files changed, 277 insertions, 2 deletions
diff --git a/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/utils/NetLoggerUtilTest.java b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/utils/NetLoggerUtilTest.java
new file mode 100644
index 00000000..6e84c137
--- /dev/null
+++ b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/utils/NetLoggerUtilTest.java
@@ -0,0 +1,268 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * policy-endpoints
+ * ================================================================================
+ * Copyright (C) 2019 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.utils;
+
+import static org.junit.Assert.assertEquals;
+
+import ch.qos.logback.classic.spi.ILoggingEvent;
+import ch.qos.logback.core.AppenderBase;
+import java.util.ArrayList;
+import java.util.List;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
+import org.onap.policy.common.endpoints.features.NetLoggerFeatureApi;
+import org.onap.policy.common.endpoints.utils.NetLoggerUtil.EventType;
+import org.slf4j.Logger;
+
+/**
+ * Test class for network log utilities such as logging and feature invocation.
+ */
+public class NetLoggerUtilTest {
+
+ private static final String MESSAGE = "hello world!";
+ /**
+ * Test feature used for junits.
+ */
+ private static NetLoggerFeature netLoggerFeature;
+
+ /**
+ * Obtains the test implementation of NetLoggerFeatureApi.
+ */
+ @BeforeClass
+ public static void setUp() {
+ netLoggerFeature = (NetLoggerFeature) NetLoggerFeatureApi.providers.getList().get(0);
+ }
+
+ /**
+ * Clears events list and resets return/exceptions flags before invoking every unit test.
+ */
+ @Before
+ public void reset() {
+ TestAppender.clear();
+ netLoggerFeature.setReturnValue(false, false);
+ netLoggerFeature.setExceptions(false, false);
+ }
+
+ /**
+ * Tests obtaining the network logger instance.
+ */
+ @Test
+ public void getNetworkLoggerTest() {
+ assertEquals("network", NetLoggerUtil.getNetworkLogger().getName());
+ }
+
+ /**
+ * Tests logging a message to the network logger and invoking features before/after logging.
+ */
+ @Test
+ public void logTest() {
+ NetLoggerUtil.log(EventType.IN, CommInfrastructure.NOOP, "test-topic", MESSAGE);
+ assertEquals(3, TestAppender.events.size());
+ }
+
+ /**
+ * Tests that the network logger is used to log messages if a logger is not passed in.
+ */
+ @Test
+ public void logDefaultTest() {
+ NetLoggerUtil.log(null, EventType.IN, CommInfrastructure.NOOP, "test-topic", MESSAGE);
+ assertEquals(3, TestAppender.events.size());
+ assertEquals("network", TestAppender.events.get(0).getLoggerName());
+ }
+
+ /**
+ * Tests a NetLoggerFeature that replaces base implementation before logging.
+ */
+ @Test
+ public void beforeLogReturnTrueTest() {
+ netLoggerFeature.setReturnValue(true, false);
+ NetLoggerUtil.log(null, EventType.IN, CommInfrastructure.NOOP, "test-topic", MESSAGE);
+ assertEquals(1, TestAppender.events.size());
+ }
+
+ /**
+ * Tests a NetLoggerFeature that post processes a logged message.
+ */
+ @Test
+ public void afterLogReturnTrueTest() {
+ netLoggerFeature.setReturnValue(false, true);
+ NetLoggerUtil.log(null, EventType.IN, CommInfrastructure.NOOP, "test-topic", MESSAGE);
+ assertEquals(3, TestAppender.events.size());
+ }
+
+ /**
+ * Tests throwing an exception in the before hook.
+ */
+ @Test
+ public void beforeLogExceptionTest() {
+ netLoggerFeature.setExceptions(true, false);
+ NetLoggerUtil.log(null, EventType.IN, CommInfrastructure.NOOP, "test-topic", MESSAGE);
+ assertEquals(2, TestAppender.events.size());
+ }
+
+ /**
+ * Tests throwing an exception in the after hook.
+ */
+ @Test
+ public void afterLogExceptionTest() {
+ netLoggerFeature.setExceptions(false, true);
+ NetLoggerUtil.log(null, EventType.IN, CommInfrastructure.NOOP, "test-topic", MESSAGE);
+ assertEquals(2, TestAppender.events.size());
+ }
+
+ /**
+ * A custom list appender to track messages being logged to the network logger.
+ * NOTE: Check src/test/resources/logback-test.xml for network logger configurations.
+ */
+ public static class TestAppender extends AppenderBase<ILoggingEvent> {
+
+ /**
+ * List of logged events.
+ */
+ public static List<ILoggingEvent> events = new ArrayList<>();
+
+ /**
+ * Called after every unit test to clear list of events.
+ */
+ public static void clear() {
+ events.clear();
+ }
+
+ /**
+ * Appends each event to the event list.
+ */
+ @Override
+ protected void append(ILoggingEvent event) {
+ events.add(event);
+ }
+
+ }
+
+ /**
+ * Test implementation of NetLoggerFeatureApi to be used by junits.
+ */
+ public static class NetLoggerFeature implements NetLoggerFeatureApi {
+
+ /**
+ * Used for setting the return values of before/after hooks.
+ */
+ private boolean beforeReturn = false;
+ private boolean afterReturn = false;
+
+ /**
+ * Used for throwing an exception in the before/after hooks.
+ */
+ private boolean beforeException = false;
+ private boolean afterException = false;
+
+
+ /**
+ * Gets sequence number.
+ */
+ @Override
+ public int getSequenceNumber() {
+ return 0;
+ }
+
+ /**
+ * Get beforeLog return value.
+ */
+ public boolean getBeforeReturn() {
+ return this.beforeReturn;
+ }
+
+ /**
+ * Get afterLog return value.
+ */
+ public boolean getAfterReturn() {
+ return this.afterReturn;
+ }
+
+ /**
+ * Sets the return value for the before/after hooks.
+ *
+ * @param beforeVal beforeLog() return value
+ * @param afterVal afterLog() return value
+ */
+ public void setReturnValue(boolean beforeVal, boolean afterVal) {
+ this.beforeReturn = beforeVal;
+ this.afterReturn = afterVal;
+ }
+
+ /**
+ * Gets beforeException boolean.
+ */
+ public boolean getBeforeException() {
+ return this.beforeException;
+ }
+
+ /**
+ * Gets afterException boolean.
+ */
+ public boolean getAfterException() {
+ return this.afterException;
+ }
+
+ /**
+ * Sets before/after flags to determine if the feature should throw an exception.
+ */
+ public void setExceptions(boolean beforeException, boolean afterException) {
+ this.beforeException = beforeException;
+ this.afterException = afterException;
+ }
+
+ /**
+ * Simple beforeLog message.
+ */
+ @Override
+ public boolean beforeLog(Logger eventLogger, EventType type, CommInfrastructure protocol, String topic,
+ String message) {
+
+ if (beforeException) {
+ throw new RuntimeException("beforeLog exception");
+ }
+
+ eventLogger.info("before feature test");
+
+ return this.beforeReturn;
+ }
+
+ /**
+ * Simple afterLog message.
+ */
+ @Override
+ public boolean afterLog(Logger eventLogger, EventType type, CommInfrastructure protocol, String topic,
+ String message) {
+
+ if (afterException) {
+ throw new RuntimeException("afterLog exception");
+ }
+
+ eventLogger.info("after feature test");
+
+ return this.afterReturn;
+ }
+
+ }
+
+}
diff --git a/policy-endpoints/src/test/resources/META-INF/services/org.onap.policy.common.endpoints.features.NetLoggerFeatureApi b/policy-endpoints/src/test/resources/META-INF/services/org.onap.policy.common.endpoints.features.NetLoggerFeatureApi
new file mode 100644
index 00000000..c861ad18
--- /dev/null
+++ b/policy-endpoints/src/test/resources/META-INF/services/org.onap.policy.common.endpoints.features.NetLoggerFeatureApi
@@ -0,0 +1 @@
+org.onap.policy.common.endpoints.utils.NetLoggerUtilTest$NetLoggerFeature
diff --git a/policy-endpoints/src/test/resources/logback-test.xml b/policy-endpoints/src/test/resources/logback-test.xml
index b3feef90..4edcc9db 100644
--- a/policy-endpoints/src/test/resources/logback-test.xml
+++ b/policy-endpoints/src/test/resources/logback-test.xml
@@ -2,7 +2,7 @@
============LICENSE_START=======================================================
ONAP
================================================================================
- Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ Copyright (C) 2018-2019 AT&T Intellectual Property. All rights reserved.
================================================================================
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@@ -27,8 +27,14 @@
</encoder>
</appender>
+ <appender name="testAppender" class="org.onap.policy.common.endpoints.utils.NetLoggerUtilTest$TestAppender"/>
+
<logger name="org.onap.policy.drools.http.server.test" level="INFO"/>
-
+
+ <logger name="network" level="INFO">
+ <appender-ref ref="testAppender" />
+ </logger>
+
<root level="WARN">
<appender-ref ref="STDOUT"/>
</root>