| /* |
| * Copyright 2018, OpenCensus Authors |
| * |
| * 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. |
| */ |
| |
| package io.opencensus.exporter.trace.stackdriver; |
| |
| import static org.mockito.Mockito.when; |
| |
| import com.google.cloud.trace.v2.TraceServiceClient; |
| import com.google.cloud.trace.v2.stub.TraceServiceStub; |
| import io.opencensus.trace.export.SpanData; |
| import java.util.Collection; |
| import java.util.Collections; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| |
| /** Unit tests for exporting in {@link StackdriverV2ExporterHandler}. */ |
| @RunWith(JUnit4.class) |
| public final class StackdriverV2ExporterHandlerExportTest { |
| private static final String PROJECT_ID = "PROJECT_ID"; |
| // mock the service stub to provide a fake trace service. |
| @Mock private TraceServiceStub traceServiceStub; |
| private TraceServiceClient traceServiceClient; |
| @Rule public final ExpectedException thrown = ExpectedException.none(); |
| |
| private StackdriverV2ExporterHandler handler; |
| |
| @Before |
| public void setUp() { |
| MockitoAnnotations.initMocks(this); |
| // TODO(@Hailong): TraceServiceClient.create(TraceServiceStub) is a beta API and might change |
| // in the future. |
| traceServiceClient = TraceServiceClient.create(traceServiceStub); |
| handler = new StackdriverV2ExporterHandler(PROJECT_ID, traceServiceClient); |
| } |
| |
| @Test |
| public void export() { |
| when(traceServiceStub.batchWriteSpansCallable()) |
| .thenThrow(new RuntimeException("TraceServiceStub called")); |
| Collection<SpanData> spanDataList = Collections.<SpanData>emptyList(); |
| thrown.expect(RuntimeException.class); |
| thrown.expectMessage("TraceServiceStub called"); |
| handler.export(spanDataList); |
| } |
| } |