| /* |
| * 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.servicecomb.tracing.zipkin; |
| |
| import static com.seanyinx.github.unit.scaffolding.AssertUtils.expectFailing; |
| import static org.mockito.Mockito.doThrow; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.when; |
| |
| import org.apache.servicecomb.core.Invocation; |
| import org.apache.servicecomb.swagger.invocation.AsyncResponse; |
| import org.apache.servicecomb.swagger.invocation.Response; |
| import org.junit.jupiter.api.Assertions; |
| import org.junit.jupiter.api.BeforeEach; |
| import org.junit.jupiter.api.Test; |
| import org.mockito.ArgumentCaptor; |
| import org.mockito.ArgumentMatchers; |
| import org.mockito.Mockito; |
| |
| import brave.Span; |
| import brave.Tracing; |
| |
| public class ZipkinTracingHandlerTest { |
| |
| private final Invocation invocation = Mockito.mock(Invocation.class); |
| |
| private final Response response = Mockito.mock(Response.class); |
| |
| private final AsyncResponse asyncResponse = Mockito.mock(AsyncResponse.class); |
| |
| private final ZipkinTracingDelegate delegate = Mockito.mock(ZipkinTracingDelegate.class); |
| |
| private final Tracing tracing = Tracing.newBuilder().build(); |
| |
| private final Span span = Mockito.mock(Span.class); |
| |
| private final RuntimeException exception = new RuntimeException("oops"); |
| |
| private ZipkinTracingHandler tracingHandler; |
| |
| @BeforeEach |
| public void setUp() throws Exception { |
| when(delegate.tracer()).thenReturn(tracing); |
| when(delegate.createSpan(invocation)).thenReturn(span); |
| when(delegate.name()).thenReturn("delegate"); |
| |
| tracingHandler = new ZipkinTracingHandler(delegate); |
| } |
| |
| @Test |
| public void delegatesResponseAndHandleResponse() throws Exception { |
| ArgumentCaptor<AsyncResponse> argumentCaptor = ArgumentCaptor.forClass(AsyncResponse.class); |
| |
| tracingHandler.handle(invocation, asyncResponse); |
| |
| verify(invocation).next(argumentCaptor.capture()); |
| |
| argumentCaptor.getValue().handle(response); |
| |
| verify(asyncResponse).handle(response); |
| verify(delegate).onResponse(span, response, null); |
| } |
| |
| @Test |
| public void delegatesErrorResponseAndHandleResponse() throws Exception { |
| when(response.isFailed()).thenReturn(true); |
| when(response.getResult()).thenReturn(exception); |
| |
| ArgumentCaptor<AsyncResponse> argumentCaptor = ArgumentCaptor.forClass(AsyncResponse.class); |
| |
| tracingHandler.handle(invocation, asyncResponse); |
| |
| verify(invocation).next(argumentCaptor.capture()); |
| |
| argumentCaptor.getValue().handle(response); |
| |
| verify(asyncResponse).handle(response); |
| verify(delegate).onResponse(span, response, exception); |
| } |
| |
| @Test |
| public void delegatesErrorOnInvocationFailure() throws Exception { |
| doThrow(exception).when(invocation).next(ArgumentMatchers.any(AsyncResponse.class)); |
| |
| try { |
| tracingHandler.handle(invocation, asyncResponse); |
| expectFailing(RuntimeException.class); |
| } catch (Exception e) { |
| Assertions.assertEquals(exception, e); |
| } |
| |
| verify(delegate).onResponse(span, null, exception); |
| } |
| } |