| /** |
| * 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 org.apache.aurora.scheduler.updater; |
| |
| import java.util.Map; |
| |
| import com.google.common.collect.ImmutableMap; |
| |
| import org.apache.aurora.common.collections.Pair; |
| import org.apache.aurora.gen.JobUpdateStatus; |
| import org.junit.Test; |
| |
| import static org.apache.aurora.gen.JobUpdateStatus.ABORTED; |
| import static org.apache.aurora.gen.JobUpdateStatus.ERROR; |
| import static org.apache.aurora.gen.JobUpdateStatus.FAILED; |
| import static org.apache.aurora.gen.JobUpdateStatus.ROLLED_BACK; |
| import static org.apache.aurora.gen.JobUpdateStatus.ROLLED_FORWARD; |
| import static org.apache.aurora.gen.JobUpdateStatus.ROLLING_BACK; |
| import static org.apache.aurora.gen.JobUpdateStatus.ROLLING_FORWARD; |
| import static org.apache.aurora.gen.JobUpdateStatus.ROLL_BACK_AWAITING_PULSE; |
| import static org.apache.aurora.gen.JobUpdateStatus.ROLL_BACK_PAUSED; |
| import static org.apache.aurora.gen.JobUpdateStatus.ROLL_FORWARD_AWAITING_PULSE; |
| import static org.apache.aurora.gen.JobUpdateStatus.ROLL_FORWARD_PAUSED; |
| import static org.apache.aurora.scheduler.updater.JobUpdateStateMachine.MonitorAction; |
| import static org.apache.aurora.scheduler.updater.JobUpdateStateMachine.MonitorAction.ROLL_BACK; |
| import static org.apache.aurora.scheduler.updater.JobUpdateStateMachine.MonitorAction.ROLL_FORWARD; |
| import static org.apache.aurora.scheduler.updater.JobUpdateStateMachine.MonitorAction.STOP_WATCHING; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| public class JobUpdateStateMachineTest { |
| |
| private static final Map<Pair<JobUpdateStatus, JobUpdateStatus>, MonitorAction> EXPECTED = |
| ImmutableMap.<Pair<JobUpdateStatus, JobUpdateStatus>, MonitorAction>builder() |
| .put(Pair.of(ROLLING_FORWARD, ROLLING_BACK), ROLL_BACK) |
| .put(Pair.of(ROLLING_FORWARD, ROLL_FORWARD_PAUSED), STOP_WATCHING) |
| .put(Pair.of(ROLLING_FORWARD, ROLL_FORWARD_AWAITING_PULSE), STOP_WATCHING) |
| .put(Pair.of(ROLLING_FORWARD, ROLLED_FORWARD), STOP_WATCHING) |
| .put(Pair.of(ROLLING_FORWARD, ABORTED), STOP_WATCHING) |
| .put(Pair.of(ROLLING_FORWARD, ERROR), STOP_WATCHING) |
| .put(Pair.of(ROLLING_FORWARD, FAILED), STOP_WATCHING) |
| .put(Pair.of(ROLLING_BACK, ROLL_BACK_PAUSED), STOP_WATCHING) |
| .put(Pair.of(ROLLING_BACK, ROLL_BACK_AWAITING_PULSE), STOP_WATCHING) |
| .put(Pair.of(ROLLING_BACK, ROLLED_BACK), STOP_WATCHING) |
| .put(Pair.of(ROLLING_BACK, ABORTED), STOP_WATCHING) |
| .put(Pair.of(ROLLING_BACK, ERROR), STOP_WATCHING) |
| .put(Pair.of(ROLLING_BACK, FAILED), STOP_WATCHING) |
| .put(Pair.of(ROLL_FORWARD_PAUSED, ROLLING_FORWARD), ROLL_FORWARD) |
| .put(Pair.of(ROLL_FORWARD_PAUSED, ROLL_FORWARD_AWAITING_PULSE), STOP_WATCHING) |
| .put(Pair.of(ROLL_FORWARD_PAUSED, ABORTED), STOP_WATCHING) |
| .put(Pair.of(ROLL_FORWARD_PAUSED, ERROR), STOP_WATCHING) |
| .put(Pair.of(ROLL_FORWARD_PAUSED, ROLLING_BACK), ROLL_BACK) |
| .put(Pair.of(ROLL_BACK_PAUSED, ROLLING_BACK), ROLL_BACK) |
| .put(Pair.of(ROLL_BACK_PAUSED, ROLL_BACK_AWAITING_PULSE), STOP_WATCHING) |
| .put(Pair.of(ROLL_BACK_PAUSED, ABORTED), STOP_WATCHING) |
| .put(Pair.of(ROLL_BACK_PAUSED, ERROR), STOP_WATCHING) |
| .put(Pair.of(ROLL_FORWARD_AWAITING_PULSE, ROLLING_FORWARD), ROLL_FORWARD) |
| .put(Pair.of(ROLL_FORWARD_AWAITING_PULSE, ROLLING_BACK), ROLL_BACK) |
| .put(Pair.of(ROLL_FORWARD_AWAITING_PULSE, ROLL_FORWARD_PAUSED), STOP_WATCHING) |
| .put(Pair.of(ROLL_FORWARD_AWAITING_PULSE, ABORTED), STOP_WATCHING) |
| .put(Pair.of(ROLL_FORWARD_AWAITING_PULSE, ERROR), STOP_WATCHING) |
| .put(Pair.of(ROLL_BACK_AWAITING_PULSE, ROLLING_BACK), ROLL_BACK) |
| .put(Pair.of(ROLL_BACK_AWAITING_PULSE, ROLL_BACK_PAUSED), STOP_WATCHING) |
| .put(Pair.of(ROLL_BACK_AWAITING_PULSE, ABORTED), STOP_WATCHING) |
| .put(Pair.of(ROLL_BACK_AWAITING_PULSE, ERROR), STOP_WATCHING) |
| .build(); |
| |
| @Test |
| public void testTransition() { |
| for (JobUpdateStatus from : JobUpdateStatus.values()) { |
| for (JobUpdateStatus to : JobUpdateStatus.values()) { |
| Pair<JobUpdateStatus, JobUpdateStatus> key = Pair.of(from, to); |
| MonitorAction expected = EXPECTED.get(key); |
| try { |
| JobUpdateStateMachine.assertTransitionAllowed(from, to); |
| MonitorAction actual = JobUpdateStateMachine.getActionForStatus(to); |
| if (expected == null) { |
| fail("Transition " + key + " should have been disallowed, but got result " + actual); |
| } |
| assertEquals("Failed transition " + key, expected, actual); |
| } catch (UpdateStateException e) { |
| if (expected != null) { |
| fail("Expected " + expected + " for transition " + key |
| + " but the transition was disallowed: " + e); |
| } |
| } |
| } |
| } |
| } |
| } |