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CeCleaningSchedulerImplTest.java
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CeCleaningSchedulerImplTest.java
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/*
* SonarQube
* Copyright (C) 2009-2017 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.ce.cleaning;
import java.util.Collection;
import java.util.List;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
import java.util.concurrent.ScheduledFuture;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import org.junit.Test;
import org.sonar.ce.CeDistributedInformation;
import org.sonar.ce.configuration.CeConfiguration;
import org.sonar.ce.queue.InternalCeQueue;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.fail;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
public class CeCleaningSchedulerImplTest {
@Test
public void startScheduling_does_not_fail_if_cleaning_methods_send_even_an_Exception() {
InternalCeQueue mockedInternalCeQueue = mock(InternalCeQueue.class);
CeCleaningSchedulerImpl underTest = new CeCleaningSchedulerImpl(new CeCleaningAdapter() {
@Override
public ScheduledFuture<?> scheduleWithFixedDelay(Runnable command, long initialDelay, long delay, TimeUnit unit) {
// synchronously execute command
command.run();
return null;
}
}, mockCeConfiguration(1, 10), mockedInternalCeQueue, mock(CeDistributedInformation.class));
Exception exception = new IllegalArgumentException("faking unchecked exception thrown by cancelWornOuts");
doThrow(exception).when(mockedInternalCeQueue).cancelWornOuts();
doThrow(exception).when(mockedInternalCeQueue).resetTasksWithUnknownWorkerUUIDs(any());
underTest.startScheduling();
verify(mockedInternalCeQueue).cancelWornOuts();
verify(mockedInternalCeQueue).resetTasksWithUnknownWorkerUUIDs(any());
}
@Test
public void startScheduling_fails_if_cancelWornOuts_send_an_Error() {
InternalCeQueue mockedInternalCeQueue = mock(InternalCeQueue.class);
CeCleaningSchedulerImpl underTest = new CeCleaningSchedulerImpl(new CeCleaningAdapter() {
@Override
public ScheduledFuture<?> scheduleWithFixedDelay(Runnable command, long initialDelay, long delay, TimeUnit unit) {
// synchronously execute command
command.run();
return null;
}
}, mockCeConfiguration(1, 10), mockedInternalCeQueue, mock(CeDistributedInformation.class));
Error expected = new Error("faking Error thrown by cancelWornOuts");
doThrow(expected).when(mockedInternalCeQueue).cancelWornOuts();
try {
underTest.startScheduling();
fail("the error should have been thrown");
} catch (Error e) {
assertThat(e).isSameAs(expected);
}
verify(mockedInternalCeQueue).cancelWornOuts();
}
@Test
public void startScheduling_fails_if_resetTasksWithUnknownWorkerUUIDs_send_an_Error() {
InternalCeQueue mockedInternalCeQueue = mock(InternalCeQueue.class);
CeCleaningSchedulerImpl underTest = new CeCleaningSchedulerImpl(new CeCleaningAdapter() {
@Override
public ScheduledFuture<?> scheduleWithFixedDelay(Runnable command, long initialDelay, long delay, TimeUnit unit) {
// synchronously execute command
command.run();
return null;
}
}, mockCeConfiguration(1, 10), mockedInternalCeQueue, mock(CeDistributedInformation.class));
Error expected = new Error("faking Error thrown by cancelWornOuts");
doThrow(expected).when(mockedInternalCeQueue).resetTasksWithUnknownWorkerUUIDs(any());
try {
underTest.startScheduling();
fail("the error should have been thrown");
} catch (Error e) {
assertThat(e).isSameAs(expected);
}
verify(mockedInternalCeQueue).resetTasksWithUnknownWorkerUUIDs(any());
}
@Test
public void startScheduling_calls_cleaning_methods_of_internalCeQueue_at_fixed_rate_with_value_from_CeConfiguration() {
InternalCeQueue mockedInternalCeQueue = mock(InternalCeQueue.class);
long wornOutInitialDelay = 10L;
long wornOutDelay = 20L;
long unknownWorkerInitialDelay = 11L;
long unknownWorkerDelay = 21L;
CeConfiguration mockedCeConfiguration = mockCeConfiguration(wornOutInitialDelay, wornOutDelay);
CeCleaningAdapter executorService = new CeCleaningAdapter() {
@Override
public ScheduledFuture<?> scheduleWithFixedDelay(Runnable command, long initDelay, long period, TimeUnit unit) {
schedulerCounter++;
switch(schedulerCounter) {
case 1:
assertThat(initDelay).isEqualTo(wornOutInitialDelay);
assertThat(period).isEqualTo(wornOutDelay);
assertThat(unit).isEqualTo(TimeUnit.MINUTES);
break;
case 2:
assertThat(initDelay).isEqualTo(unknownWorkerInitialDelay);
assertThat(period).isEqualTo(unknownWorkerDelay);
assertThat(unit).isEqualTo(TimeUnit.MINUTES);
break;
default:
fail("Unknwon call of scheduleWithFixedDelay");
}
// synchronously execute command
command.run();
return null;
}
};
CeCleaningSchedulerImpl underTest = new CeCleaningSchedulerImpl(executorService, mockedCeConfiguration, mockedInternalCeQueue, mock(CeDistributedInformation.class));
underTest.startScheduling();
assertThat(executorService.schedulerCounter).isEqualTo(1);
verify(mockedInternalCeQueue).cancelWornOuts();
}
private CeConfiguration mockCeConfiguration(long cleanCeTasksInitialDelay, long cleanCeTasksDelay) {
CeConfiguration mockedCeConfiguration = mock(CeConfiguration.class);
when(mockedCeConfiguration.getCleanCeTasksInitialDelay()).thenReturn(cleanCeTasksInitialDelay);
when(mockedCeConfiguration.getCleanCeTasksDelay()).thenReturn(cleanCeTasksDelay);
return mockedCeConfiguration;
}
/**
* Implementation of {@link CeCleaningExecutorService} which throws {@link UnsupportedOperationException} for every
* method.
*/
private static class CeCleaningAdapter implements CeCleaningExecutorService {
protected int schedulerCounter = 0;
@Override
public ScheduledFuture<?> schedule(Runnable command, long delay, TimeUnit unit) {
throw createUnsupportedOperationException();
}
@Override
public <V> ScheduledFuture<V> schedule(Callable<V> callable, long delay, TimeUnit unit) {
throw createUnsupportedOperationException();
}
@Override
public ScheduledFuture<?> scheduleAtFixedRate(Runnable command, long initialDelay, long period, TimeUnit unit) {
throw createUnsupportedOperationException();
}
@Override
public ScheduledFuture<?> scheduleWithFixedDelay(Runnable command, long initialDelay, long delay, TimeUnit unit) {
throw createUnsupportedOperationException();
}
@Override
public void shutdown() {
throw createUnsupportedOperationException();
}
@Override
public List<Runnable> shutdownNow() {
throw createUnsupportedOperationException();
}
@Override
public boolean isShutdown() {
throw createUnsupportedOperationException();
}
@Override
public boolean isTerminated() {
throw createUnsupportedOperationException();
}
@Override
public boolean awaitTermination(long timeout, TimeUnit unit) throws InterruptedException {
throw createUnsupportedOperationException();
}
@Override
public <T> Future<T> submit(Callable<T> task) {
throw createUnsupportedOperationException();
}
@Override
public <T> Future<T> submit(Runnable task, T result) {
throw createUnsupportedOperationException();
}
@Override
public Future<?> submit(Runnable task) {
throw createUnsupportedOperationException();
}
@Override
public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks) throws InterruptedException {
throw createUnsupportedOperationException();
}
@Override
public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) throws InterruptedException {
throw createUnsupportedOperationException();
}
@Override
public <T> T invokeAny(Collection<? extends Callable<T>> tasks) throws InterruptedException, ExecutionException {
throw createUnsupportedOperationException();
}
@Override
public <T> T invokeAny(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
throw createUnsupportedOperationException();
}
@Override
public void execute(Runnable command) {
throw createUnsupportedOperationException();
}
private UnsupportedOperationException createUnsupportedOperationException() {
return new UnsupportedOperationException("Unexpected call");
}
}
}