/*
* Copyright 2012-2016 the original author or 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 org.springframework.boot.actuate.metrics.writer;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import org.springframework.boot.actuate.metrics.Metric;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
/**
* Tests for {@link DefaultGaugeService}.
*
* @author Dave Syer
*/
public class DefaultGaugeServiceTests {
private final MetricWriter repository = mock(MetricWriter.class);
private final DefaultGaugeService service = new DefaultGaugeService(this.repository);
@Test
public void setPrependsGauge() {
this.service.submit("foo", 2.3);
@SuppressWarnings("rawtypes")
ArgumentCaptor<Metric> captor = ArgumentCaptor.forClass(Metric.class);
verify(this.repository).set(captor.capture());
assertThat(captor.getValue().getName()).isEqualTo("gauge.foo");
assertThat(captor.getValue().getValue()).isEqualTo(2.3);
}
}