| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| * |
| */ |
| |
| |
| package org.apache.skywalking.apm.plugin.spymemcached.v2; |
| |
| import java.lang.reflect.Method; |
| import java.util.List; |
| import net.spy.memcached.MemcachedClient; |
| import org.apache.skywalking.apm.agent.core.context.trace.AbstractTracingSpan; |
| import org.apache.skywalking.apm.agent.core.context.trace.SpanLayer; |
| import org.apache.skywalking.apm.agent.core.context.util.KeyValuePair; |
| import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.EnhancedInstance; |
| import org.apache.skywalking.apm.agent.test.helper.SegmentHelper; |
| import org.apache.skywalking.apm.agent.test.helper.SpanHelper; |
| import org.apache.skywalking.apm.agent.test.tools.AgentServiceRule; |
| import org.apache.skywalking.apm.agent.test.tools.SegmentStorage; |
| import org.apache.skywalking.apm.agent.test.tools.SegmentStoragePoint; |
| import org.hamcrest.CoreMatchers; |
| import org.hamcrest.MatcherAssert; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.powermock.modules.junit4.PowerMockRunner; |
| import org.powermock.modules.junit4.PowerMockRunnerDelegate; |
| import org.apache.skywalking.apm.agent.core.context.trace.LogDataEntity; |
| import org.apache.skywalking.apm.agent.core.context.trace.TraceSegment; |
| import org.apache.skywalking.apm.agent.test.tools.TracingSegmentRunner; |
| |
| import static junit.framework.TestCase.assertNotNull; |
| import static org.hamcrest.CoreMatchers.is; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.mockito.Mockito.when; |
| |
| @RunWith(PowerMockRunner.class) |
| @PowerMockRunnerDelegate(TracingSegmentRunner.class) |
| public class MemcachedMethodInterceptorTest { |
| |
| @SegmentStoragePoint |
| private SegmentStorage segmentStorage; |
| @Rule |
| public AgentServiceRule serviceRule = new AgentServiceRule(); |
| @Mock |
| private EnhancedInstance enhancedInstance; |
| private MemcachedMethodInterceptor interceptor; |
| |
| private Object[] allArgument; |
| private Class[] argumentType; |
| |
| @Before |
| public void setUp() throws Exception { |
| allArgument = new Object[] {"OperationKey", "OperationValue"}; |
| argumentType = new Class[] {String.class, String.class}; |
| |
| interceptor = new MemcachedMethodInterceptor(); |
| when(enhancedInstance.getSkyWalkingDynamicField()).thenReturn("127.0.0.1:11211"); |
| } |
| |
| @Test |
| public void testIntercept() throws Throwable { |
| interceptor.beforeMethod(enhancedInstance, getMockSetMethod(), allArgument, argumentType, null); |
| interceptor.afterMethod(enhancedInstance, getMockGetMethod(), allArgument, argumentType, null); |
| |
| TraceSegment traceSegment = segmentStorage.getTraceSegments().get(0); |
| List<AbstractTracingSpan> spans = SegmentHelper.getSpans(traceSegment); |
| assertThat(spans.size(), is(1)); |
| assertMemcacheSpan(spans.get(0)); |
| } |
| |
| @Test |
| public void testInterceptWithException() throws Throwable { |
| interceptor.beforeMethod(enhancedInstance, getMockSetMethod(), allArgument, argumentType, null); |
| interceptor.handleMethodException(enhancedInstance, getMockSetMethod(), allArgument, argumentType, new RuntimeException()); |
| interceptor.afterMethod(enhancedInstance, getMockSetMethod(), allArgument, argumentType, null); |
| |
| TraceSegment traceSegment = segmentStorage.getTraceSegments().get(0); |
| List<AbstractTracingSpan> spans = SegmentHelper.getSpans(traceSegment); |
| assertThat(spans.size(), is(1)); |
| assertMemcacheSpan(spans.get(0)); |
| |
| assertLogData(SpanHelper.getLogs(spans.get(0))); |
| } |
| |
| private void assertLogData(List<LogDataEntity> logDataEntities) { |
| assertThat(logDataEntities.size(), is(1)); |
| LogDataEntity logData = logDataEntities.get(0); |
| Assert.assertThat(logData.getLogs().size(), is(4)); |
| Assert.assertThat(logData.getLogs().get(0).getValue(), CoreMatchers.<Object>is("error")); |
| Assert.assertThat(logData.getLogs().get(1).getValue(), CoreMatchers.<Object>is(RuntimeException.class.getName())); |
| Assert.assertNull(logData.getLogs().get(2).getValue()); |
| assertNotNull(logData.getLogs().get(3).getValue()); |
| } |
| |
| private void assertMemcacheSpan(AbstractTracingSpan span) { |
| assertThat(span.getOperationName(), is("SpyMemcached/set")); |
| assertThat(span.isExit(), is(true)); |
| assertThat(SpanHelper.getComponentId(span), is(20)); |
| List<KeyValuePair> tags = SpanHelper.getTags(span); |
| assertThat(tags.get(0).getValue(), is("Memcached")); |
| assertThat(tags.get(1).getValue(), is("set OperationKey")); |
| MatcherAssert.assertThat(SpanHelper.getLayer(span), CoreMatchers.is(SpanLayer.CACHE)); |
| } |
| |
| private Method getMockSetMethod() { |
| try { |
| return MemcachedClient.class.getMethod("set", String.class, int.class, Object.class); |
| } catch (NoSuchMethodException e) { |
| e.printStackTrace(); |
| return null; |
| } |
| } |
| |
| private Method getMockGetMethod() { |
| try { |
| return MemcachedClient.class.getMethod("get", String.class); |
| } catch (NoSuchMethodException e) { |
| e.printStackTrace(); |
| return null; |
| } |
| } |
| } |