/**
* Copyright 2013 Netflix, Inc.
* <p/>
* 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
* <p/>
* http://www.apache.org/licenses/LICENSE-2.0
* <p/>
* 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 com.netflix.servo.monitor;
import org.testng.annotations.Test;
import java.util.concurrent.Callable;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertNotEquals;
public class BasicGaugeTest extends AbstractMonitorTest<BasicGauge<Long>> {
private static class TestFunc implements Callable<Long> {
private final long value;
public TestFunc(long v) {
value = v;
}
public Long call() {
return value;
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
TestFunc testFunc = (TestFunc) o;
return value == testFunc.value;
}
@Override
public int hashCode() {
return (int) (value ^ (value >>> 32));
}
}
public BasicGauge<Long> newInstance(String name) {
long v = Long.parseLong(name);
return new BasicGauge<>(MonitorConfig.builder(name).build(), new TestFunc(v));
}
@Test
public void testGetValue() throws Exception {
BasicGauge<Long> c = newInstance("42");
assertEquals(c.getValue().longValue(), 42L);
}
@Test
public void testEqualsCount() throws Exception {
BasicGauge<Long> c1 = newInstance("42");
BasicGauge<Long> c2 = newInstance("43");
BasicGauge<Long> c3 = newInstance("43");
assertNotEquals(c1, c2);
assertEquals(c2, c3);
}
}