| /* |
| * Copyright 2017, 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.impl.trace; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import io.opencensus.implcore.common.MillisClock; |
| import io.opencensus.implcore.trace.TracerImpl; |
| import io.opencensus.implcore.trace.export.ExportComponentImpl; |
| import io.opencensus.trace.TraceComponent; |
| import io.opencensus.trace.Tracing; |
| import io.opencensus.trace.propagation.PropagationComponent; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Test for accessing the {@link TraceComponent} through the {@link Tracing} class. */ |
| @RunWith(JUnit4.class) |
| public class TracingTest { |
| @Test |
| public void implementationOfTracer() { |
| assertThat(Tracing.getTracer()).isInstanceOf(TracerImpl.class); |
| } |
| |
| @Test |
| public void implementationOfBinaryPropagationHandler() { |
| assertThat(Tracing.getPropagationComponent()).isInstanceOf(PropagationComponent.class); |
| } |
| |
| @Test |
| public void implementationOfClock() { |
| assertThat(Tracing.getClock()).isInstanceOf(MillisClock.class); |
| } |
| |
| @Test |
| public void implementationOfTraceExporter() { |
| assertThat(Tracing.getExportComponent()).isInstanceOf(ExportComponentImpl.class); |
| } |
| } |