package org.skywalking.apm.plugin.mongodb.v3;
import com.mongodb.MongoNamespace;
import com.mongodb.WriteConcern;
import com.mongodb.bulk.DeleteRequest;
import com.mongodb.operation.DeleteOperation;
import org.bson.BsonDocument;
import org.bson.BsonString;
import org.hamcrest.CoreMatchers;
import org.hamcrest.MatcherAssert;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.runners.MockitoJUnitRunner;
import org.powermock.api.mockito.PowerMockito;
import org.skywalking.apm.agent.core.boot.ServiceManager;
import org.skywalking.apm.agent.core.conf.Config;
import org.skywalking.apm.agent.core.context.TracerContext;
import org.skywalking.apm.agent.core.plugin.interceptor.EnhancedClassInstanceContext;
import org.skywalking.apm.agent.core.plugin.interceptor.enhance.InstanceMethodInvokeContext;
import org.skywalking.apm.sniffer.mock.context.MockTracerContextListener;
import org.skywalking.apm.sniffer.mock.context.SegmentAssert;
import org.skywalking.apm.trace.LogData;
import org.skywalking.apm.trace.Span;
import org.skywalking.apm.trace.TraceSegment;
import org.skywalking.apm.trace.tag.Tags;
import java.util.ArrayList;
import java.util.List;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.*;
import static org.mockito.Mockito.when;
@RunWith(MockitoJUnitRunner.class)
public class MongoDBWriteMethodInterceptorTest {
private MongoDBMethodInterceptor interceptor;
private MockTracerContextListener mockTracerContextListener;
@Mock
private EnhancedClassInstanceContext classInstanceContext;
@Mock
private InstanceMethodInvokeContext methodInvokeContext;
@Before
public void setUp() throws Exception {
ServiceManager.INSTANCE.boot();
interceptor = new MongoDBMethodInterceptor();
mockTracerContextListener = new MockTracerContextListener();
TracerContext.ListenerManager.add(mockTracerContextListener);
Config.Plugin.MongoDB.TRACE_PARAM = true;
when(classInstanceContext.get(MongoDBMethodInterceptor.MONGODB_HOST, String.class)).thenReturn("127.0.0.1");
when(classInstanceContext.get(MongoDBMethodInterceptor.MONGODB_PORT)).thenReturn(27017);
when(methodInvokeContext.methodName()).thenReturn("find");
BsonDocument document = new BsonDocument();
document.append("name", new BsonString("by"));
List<DeleteRequest> requestList = new ArrayList<DeleteRequest>();
DeleteRequest deleteRequest = new DeleteRequest(document);
requestList.add(deleteRequest);
MongoNamespace mongoNamespace = new MongoNamespace("test.user");
WriteConcern writeConcern = PowerMockito.mock(WriteConcern.class);
DeleteOperation deleteOperation = new DeleteOperation(mongoNamespace, false, writeConcern, requestList);
when(methodInvokeContext.allArguments()).thenReturn(new Object[] {deleteOperation});
}
@Test
public void testIntercept() {
interceptor.beforeMethod(classInstanceContext, methodInvokeContext, null);
interceptor.afterMethod(classInstanceContext, methodInvokeContext, null);
mockTracerContextListener.assertSize(1);
mockTracerContextListener.assertTraceSegment(0, new SegmentAssert() {
@Override
public void call(TraceSegment traceSegment) {
assertThat(traceSegment.getSpans().size(), is(1));
Span span = traceSegment.getSpans().get(0);
assertRedisSpan(span);
}
});
}
private void assertRedisSpan(Span span) {
assertThat(span.getOperationName(), is("MongoDB/DeleteOperation"));
assertThat(Tags.PEER_HOST.get(span), is("127.0.0.1"));
assertThat(Tags.PEER_PORT.get(span), is(27017));
assertThat(Tags.COMPONENT.get(span), is("MongoDB"));
assertThat(Tags.DB_STATEMENT.get(span), is("DeleteOperation { \"name\" : \"by\" },"));
assertThat(Tags.DB_TYPE.get(span), is("MongoDB"));
assertTrue(Tags.SPAN_LAYER.isDB(span));
}
@Test
public void testInterceptWithException() {
interceptor.beforeMethod(classInstanceContext, methodInvokeContext, null);
interceptor.handleMethodException(new RuntimeException(), classInstanceContext, methodInvokeContext);
interceptor.afterMethod(classInstanceContext, methodInvokeContext, null);
mockTracerContextListener.assertSize(1);
mockTracerContextListener.assertTraceSegment(0, new SegmentAssert() {
@Override
public void call(TraceSegment traceSegment) {
assertThat(traceSegment.getSpans().size(), is(1));
Span span = traceSegment.getSpans().get(0);
assertRedisSpan(span);
assertThat(span.getLogs().size(), is(1));
assertLogData(span.getLogs().get(0));
}
});
}
private void assertLogData(LogData logData) {
MatcherAssert.assertThat(logData.getFields().size(), is(4));
MatcherAssert.assertThat(logData.getFields().get("event"), CoreMatchers.<Object>is("error"));
assertEquals(logData.getFields().get("error.kind"), RuntimeException.class.getName());
assertNull(logData.getFields().get("message"));
}
@After
public void tearDown() throws Exception {
TracerContext.ListenerManager.remove(mockTracerContextListener);
}
}