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TaskSlotTableTest.java
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TaskSlotTableTest.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.flink.runtime.taskexecutor.slot;
import org.apache.flink.api.common.JobID;
import org.apache.flink.api.common.time.Time;
import org.apache.flink.runtime.clusterframework.types.AllocationID;
import org.apache.flink.runtime.clusterframework.types.ResourceProfile;
import org.apache.flink.runtime.testingUtils.TestingUtils;
import org.apache.flink.util.TestLogger;
import org.apache.flink.shaded.guava18.com.google.common.collect.Sets;
import org.apache.commons.collections.IteratorUtils;
import org.junit.Test;
import javax.annotation.Nonnull;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertThat;
/**
* Tests for the {@link TaskSlotTable}.
*/
public class TaskSlotTableTest extends TestLogger {
private static final Time SLOT_TIMEOUT = Time.seconds(100L);
/**
* Tests that one can can mark allocated slots as active.
*/
@Test
public void testTryMarkSlotActive() throws SlotNotFoundException {
final TaskSlotTable taskSlotTable = createTaskSlotTable(Collections.nCopies(3, ResourceProfile.UNKNOWN));
try {
taskSlotTable.start(new TestingSlotActionsBuilder().build());
final JobID jobId1 = new JobID();
final AllocationID allocationId1 = new AllocationID();
taskSlotTable.allocateSlot(0, jobId1, allocationId1, SLOT_TIMEOUT);
final AllocationID allocationId2 = new AllocationID();
taskSlotTable.allocateSlot(1, jobId1, allocationId2, SLOT_TIMEOUT);
final AllocationID allocationId3 = new AllocationID();
final JobID jobId2 = new JobID();
taskSlotTable.allocateSlot(2, jobId2, allocationId3, SLOT_TIMEOUT);
taskSlotTable.markSlotActive(allocationId1);
assertThat(taskSlotTable.isAllocated(0, jobId1, allocationId1), is(true));
assertThat(taskSlotTable.isAllocated(1, jobId1, allocationId2), is(true));
assertThat(taskSlotTable.isAllocated(2, jobId2, allocationId3), is(true));
assertThat(IteratorUtils.toList(taskSlotTable.getActiveSlots(jobId1)), is(equalTo(Arrays.asList(allocationId1))));
assertThat(taskSlotTable.tryMarkSlotActive(jobId1, allocationId1), is(true));
assertThat(taskSlotTable.tryMarkSlotActive(jobId1, allocationId2), is(true));
assertThat(taskSlotTable.tryMarkSlotActive(jobId1, allocationId3), is(false));
assertThat(Sets.newHashSet(taskSlotTable.getActiveSlots(jobId1)), is(equalTo(new HashSet<>(Arrays.asList(allocationId2, allocationId1)))));
} finally {
taskSlotTable.stop();
}
}
@Nonnull
private TaskSlotTable createTaskSlotTable(final Collection<ResourceProfile> resourceProfiles) {
return new TaskSlotTable(
resourceProfiles,
new TimerService<>(TestingUtils.defaultExecutor(), 10000L));
}
}