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/*
* ============LICENSE_START=======================================================
* feature-mdc-filters
* ================================================================================
* 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.drools.mdc.filters;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.mock;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.List;
import java.util.Properties;
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.TopicEndpointManager;
import org.onap.policy.common.endpoints.event.comm.TopicSink;
import org.onap.policy.common.endpoints.event.comm.TopicSource;
import org.onap.policy.common.endpoints.utils.NetLoggerUtil.EventType;
import org.onap.policy.drools.system.PolicyController;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.slf4j.MDC;
public class MdcFilterFeatureTest {
/**
* Logger.
*/
private static final Logger logger = LoggerFactory.getLogger(MdcFilterFeatureTest.class);
/**
* Test topic names for mdc topic filters.
*/
private static final String TEST_TOPIC_A = "org.onap.policy.test-topic-a";
private static final String TEST_TOPIC_B = "org.onap.policy.test-topic-b";
/**
* The mock PolicyController to be used for the junits.
*/
private PolicyController controller;
/**
* The mock properties to be used for the junits.
*/
private Properties props;
/**
* An instance of the MdcFilterFeature.
*/
private MdcFilterFeature mdcFilterFeature;
/**
* Sample json string to be logged.
*/
private String message;
/**
* Setup.
* @throws IOException thrown if onset.json file could not be read
*/
@Before
public void setUp() throws IOException {
message = new String(Files.readAllBytes(Paths.get("src/test/resources/onset.json")));
props = mockFeatureProperties();
controller = mock(PolicyController.class);
props.setProperty("dmaap.source.topics", TEST_TOPIC_A);
props.setProperty("dmaap.source.topics." + TEST_TOPIC_A + ".servers", "http://testing123.com/");
props.setProperty("noop.sink.topics", TEST_TOPIC_B);
List<TopicSource> topicSources = TopicEndpointManager.getManager().addTopicSources(props);
doReturn(topicSources).when(controller).getTopicSources();
List<TopicSink> topicSinks = TopicEndpointManager.getManager().addTopicSinks(props);
doReturn(topicSinks).when(controller).getTopicSinks();
mdcFilterFeature = new MdcFilterFeatureImpl();
mdcFilterFeature.afterCreate(controller);
}
/**
* Tests extracting fields from a JSON message and place them in the MDC and
* then clearing the MDC.
*/
@Test
public void mdcLogTest() {
mdcFilterFeature.beforeLog(logger, EventType.IN,
CommInfrastructure.DMAAP, TEST_TOPIC_A, message);
assertEquals("8c1b8bd8-06f7-493f-8ed7-daaa4cc481bc", MDC.get("requestID"));
assertEquals("CL-TEST", MDC.get("closedLoopControlName"));
assertNotNull(MDC.getCopyOfContextMap());
mdcFilterFeature.afterLog(logger, EventType.IN,
CommInfrastructure.DMAAP, TEST_TOPIC_A, message);
assertNull(MDC.getCopyOfContextMap());
}
/**
* Tests that the feature does not search for fields in a JSON message
* if there is not an MdcTopicFilter object for the generated key.
*/
@Test
public void noTopicFilterTest() {
mdcFilterFeature.beforeLog(logger, EventType.OUT,
CommInfrastructure.NOOP, "no-topic", message);
assertEquals("OUT", MDC.get("networkEventType"));
assertEquals("NOOP", MDC.get("networkProtocol"));
assertEquals("no-topic", MDC.get("networkTopic"));
assertNull(MDC.get("requestID"));
}
/**
* Creates a simple properties map containing an mdc filter for a test
* topic.
*
* @return a properties map with mdc filter properties.
*/
private Properties mockFeatureProperties() {
Properties props = new Properties();
String key = "dmaap.source.topics." + TEST_TOPIC_A + ".mdcFilters";
String value = "requestID=$.requestID,closedLoopControlName=$.closedLoopControlName";
props.setProperty(key, value);
return props;
}
/**
* Subclass of MdcFilterFeature for junit usage.
*/
private class MdcFilterFeatureImpl extends MdcFilterFeature {
public MdcFilterFeatureImpl() {
super();
}
@Override
protected Properties getFeatureProps() {
return props;
}
}
}
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