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/*
* 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);
}
}
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