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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.controller.maintenance;
import com.yahoo.config.provision.SystemName;
import com.yahoo.vespa.hosted.controller.Controller;
import com.yahoo.vespa.hosted.controller.ControllerTester;
import com.yahoo.vespa.hosted.controller.integration.MetricsMock;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import java.time.Duration;
import java.util.EnumSet;
import java.util.concurrent.atomic.AtomicInteger;
import static org.junit.jupiter.api.Assertions.assertEquals;
/**
* @author mpolden
*/
public class ControllerMaintainerTest {
private ControllerTester tester;
@BeforeEach
public void before() {
tester = new ControllerTester();
}
@Test
void only_runs_in_permitted_systems() {
AtomicInteger executions = new AtomicInteger();
new TestControllerMaintainer(tester.controller(), SystemName.cd, executions).run();
new TestControllerMaintainer(tester.controller(), SystemName.main, executions).run();
assertEquals(1, executions.get());
}
@Test
void records_metric() {
TestControllerMaintainer maintainer = new TestControllerMaintainer(tester.controller(), SystemName.main, new AtomicInteger());
maintainer.run();
assertEquals(1.0, successFactorMetric(), 0.0000001);
maintainer.success = false;
maintainer.run();
maintainer.run();
assertEquals(0.0, successFactorMetric(), 0.0000001);
maintainer.success = true;
maintainer.run();
assertEquals(1.0, successFactorMetric(), 0.0000001);
}
private long consecutiveFailuresMetric() {
MetricsMock metrics = (MetricsMock) tester.controller().metric();
return metrics.getMetric((context) -> "TestControllerMaintainer".equals(context.get("job")),
"maintenance.consecutiveFailures").get().longValue();
}
private long successFactorMetric() {
MetricsMock metrics = (MetricsMock) tester.controller().metric();
return metrics.getMetric((context) -> "TestControllerMaintainer".equals(context.get("job")),
"maintenance.successFactor").get().longValue();
}
private static class TestControllerMaintainer extends ControllerMaintainer {
private final AtomicInteger executions;
private boolean success = true;
public TestControllerMaintainer(Controller controller, SystemName system, AtomicInteger executions) {
super(controller, Duration.ofDays(1), null, EnumSet.of(system));
this.executions = executions;
}
@Override
protected double maintain() {
executions.incrementAndGet();
return success ? 1.0 : 0.0;
}
}
}
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