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// Copyright (C) 2024 The Android Open Source Project
//
// 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 com.google.gerrit.acceptance.server.util;
import static com.google.common.truth.Truth.assertThat;
import com.google.gerrit.acceptance.AbstractDaemonTest;
import com.google.gerrit.extensions.annotations.Exports;
import com.google.gerrit.server.git.WorkQueue;
import com.google.inject.AbstractModule;
import com.google.inject.Inject;
import com.google.inject.Module;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledFuture;
import java.util.concurrent.TimeUnit;
import org.junit.Test;
public class WorkQueueIT extends AbstractDaemonTest {
public static class TestListener implements WorkQueue.TaskListener {
@Override
public void onStart(WorkQueue.Task<?> task) {}
@Override
public void onStop(WorkQueue.Task<?> task) {
try {
Thread.sleep(FIXED_RATE_SCHEDULE_INTERVAL_MILLI_SEC);
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
}
}
private static final Integer FIXED_RATE_SCHEDULE_INITIAL_DELAY = 0;
private static final Integer FIXED_RATE_SCHEDULE_INTERVAL_MILLI_SEC = 1000;
private static final Integer POOL_CORE_SIZE = 8;
private static final String QUEUE_NAME = "test-Queue";
private static final Integer EXCEPT_RUN_TIMES = 2;
private final CountDownLatch downLatch = new CountDownLatch(EXCEPT_RUN_TIMES);
@Inject private WorkQueue workQueue;
private TestListener testListener;
@Override
public Module createModule() {
return new AbstractModule() {
@Override
public void configure() {
testListener = new TestListener();
bind(WorkQueue.TaskListener.class)
.annotatedWith(Exports.named("listener"))
.toInstance(testListener);
}
};
}
@Test
public void testScheduleAtFixedRate() throws InterruptedException {
ScheduledExecutorService testExecutor = workQueue.createQueue(POOL_CORE_SIZE, QUEUE_NAME);
ScheduledFuture<?> unusedFuture =
testExecutor.scheduleAtFixedRate(
downLatch::countDown,
FIXED_RATE_SCHEDULE_INITIAL_DELAY,
FIXED_RATE_SCHEDULE_INTERVAL_MILLI_SEC,
TimeUnit.MILLISECONDS);
boolean ifRunMoreThanOnce =
downLatch.await(
EXCEPT_RUN_TIMES * FIXED_RATE_SCHEDULE_INTERVAL_MILLI_SEC, TimeUnit.MILLISECONDS);
assertThat(ifRunMoreThanOnce).isTrue();
testExecutor.shutdownNow();
}
}
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