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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.implcore.internal;
import static com.google.common.truth.Truth.assertThat;
import static org.mockito.Mockito.when;
import io.opencensus.common.Clock;
import io.opencensus.common.Timestamp;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
/** Unit tests for {@link TimestampConverter}. */
@RunWith(JUnit4.class)
public class TimestampConverterTest {
private final Timestamp timestamp = Timestamp.create(1234, 5678);
@Mock private Clock mockClock;
@Before
public void setUp() {
MockitoAnnotations.initMocks(this);
}
@Test
public void convertNanoTime() {
when(mockClock.now()).thenReturn(timestamp);
when(mockClock.nowNanos()).thenReturn(1234L);
TimestampConverter timeConverter = TimestampConverter.now(mockClock);
assertThat(timeConverter.convertNanoTime(6234)).isEqualTo(Timestamp.create(1234, 10678));
assertThat(timeConverter.convertNanoTime(1000)).isEqualTo(Timestamp.create(1234, 5444));
assertThat(timeConverter.convertNanoTime(999995556)).isEqualTo(Timestamp.create(1235, 0));
}
}
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