| /** |
| * 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.heron.scheduler.marathon; |
| |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.junit.After; |
| import org.junit.AfterClass; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import org.mockito.Matchers; |
| import org.mockito.Mockito; |
| |
| import org.apache.heron.proto.scheduler.Scheduler; |
| import org.apache.heron.spi.common.Config; |
| import org.apache.heron.spi.common.Key; |
| import org.apache.heron.spi.packing.PackingPlan; |
| |
| public class MarathonSchedulerTest { |
| private static final String TOPOLOGY_CONF = "topology_conf"; |
| private static final String TOPOLOGY_NAME = "topology_name"; |
| private static final String CONTAINER_ID = "container_id"; |
| private static final int CONTAINER_INDEX = 1; |
| private static final String PACKING_PLAN_ID = "packing_plan_id"; |
| private static final String EXECUTOR_CMD = "executor_cmd"; |
| |
| private static MarathonScheduler scheduler; |
| |
| @Before |
| public void setUp() throws Exception { |
| } |
| |
| @After |
| public void after() throws Exception { |
| } |
| |
| @BeforeClass |
| public static void beforeClass() throws Exception { |
| scheduler = Mockito.spy(MarathonScheduler.class); |
| Mockito.doReturn(EXECUTOR_CMD).when(scheduler) |
| .getExecutorCommand(Mockito.anyInt()); |
| } |
| |
| @AfterClass |
| public static void afterClass() throws Exception { |
| scheduler.close(); |
| } |
| |
| @Test |
| public void testOnSchedule() throws Exception { |
| MarathonController controller = Mockito.mock(MarathonController.class); |
| Mockito.doReturn(controller).when(scheduler).getController(); |
| Mockito.doReturn(TOPOLOGY_CONF) |
| .when(scheduler).getTopologyConf(Mockito.any(PackingPlan.class)); |
| scheduler.initialize(Mockito.mock(Config.class), Mockito.mock(Config.class)); |
| |
| // Fail to schedule due to null PackingPlan |
| Assert.assertFalse(scheduler.onSchedule(null)); |
| |
| PackingPlan pplan = |
| new PackingPlan( |
| PACKING_PLAN_ID, |
| new HashSet<PackingPlan.ContainerPlan>() |
| ); |
| Assert.assertTrue(pplan.getContainers().isEmpty()); |
| // Fail to schedule due to PackingPlan is empty |
| Assert.assertFalse(scheduler.onSchedule(pplan)); |
| |
| Set<PackingPlan.ContainerPlan> containers = new HashSet<>(); |
| containers.add(Mockito.mock(PackingPlan.ContainerPlan.class)); |
| PackingPlan validPlan = |
| new PackingPlan(PACKING_PLAN_ID, containers); |
| |
| // Failed to submit topology due to controller failure |
| Mockito.doReturn(false).when(controller).submitTopology(Mockito.anyString()); |
| Assert.assertFalse(scheduler.onSchedule(validPlan)); |
| Mockito.verify(controller).submitTopology(Matchers.anyString()); |
| |
| // Succeed to submit topology |
| Mockito.doReturn(true).when(controller).submitTopology(Mockito.anyString()); |
| Assert.assertTrue(scheduler.onSchedule(validPlan)); |
| Mockito.verify(controller, Mockito.times(2)).submitTopology(Matchers.anyString()); |
| } |
| |
| @Test |
| public void testOnRestart() throws Exception { |
| MarathonController controller = Mockito.mock(MarathonController.class); |
| Mockito.doReturn(controller).when(scheduler).getController(); |
| scheduler.initialize(Mockito.mock(Config.class), Mockito.mock(Config.class)); |
| |
| // Construct RestartTopologyRequest |
| Scheduler.RestartTopologyRequest restartTopologyRequest = |
| Scheduler.RestartTopologyRequest.newBuilder() |
| .setTopologyName(TOPOLOGY_NAME) |
| .setContainerIndex(CONTAINER_INDEX) |
| .build(); |
| |
| // Fail to restart |
| Mockito.doReturn(false).when(controller).restartApp(Mockito.anyInt()); |
| Assert.assertFalse(scheduler.onRestart(restartTopologyRequest)); |
| Mockito.verify(controller).restartApp(Matchers.anyInt()); |
| |
| // Succeed to restart |
| Mockito.doReturn(true).when(controller).restartApp(Mockito.anyInt()); |
| Assert.assertTrue(scheduler.onRestart(restartTopologyRequest)); |
| Mockito.verify(controller, Mockito.times(2)).restartApp(Matchers.anyInt()); |
| } |
| |
| @Test |
| public void testOnKill() throws Exception { |
| MarathonController controller = Mockito.mock(MarathonController.class); |
| Mockito.doReturn(controller).when(scheduler).getController(); |
| scheduler.initialize(Mockito.mock(Config.class), Mockito.mock(Config.class)); |
| |
| // Fail to kill topology |
| Mockito.doReturn(false).when(controller).killTopology(); |
| Assert.assertFalse(scheduler.onKill(Mockito.any(Scheduler.KillTopologyRequest.class))); |
| Mockito.verify(controller).killTopology(); |
| |
| // Succeed to kill topology |
| Mockito.doReturn(true).when(controller).killTopology(); |
| Assert.assertTrue(scheduler.onKill(Mockito.any(Scheduler.KillTopologyRequest.class))); |
| Mockito.verify(controller, Mockito.times(2)).killTopology(); |
| } |
| |
| @Test |
| public void testGetJobLinks() throws Exception { |
| final String SCHEDULER_URI = "http://marathon.scheduler.uri"; |
| final String JOB_LINK = SCHEDULER_URI + MarathonConstants.JOB_LINK + TOPOLOGY_NAME; |
| |
| Config mockConfig = Mockito.mock(Config.class); |
| Mockito.when(mockConfig.getStringValue(MarathonContext.HERON_MARATHON_SCHEDULER_URI)) |
| .thenReturn(SCHEDULER_URI); |
| |
| Config mockRuntime = Mockito.mock(Config.class); |
| Mockito.when(mockRuntime.getStringValue(Key.TOPOLOGY_NAME)) |
| .thenReturn(TOPOLOGY_NAME); |
| |
| scheduler.initialize(mockConfig, mockRuntime); |
| |
| List<String> links = scheduler.getJobLinks(); |
| Assert.assertEquals(1, links.size()); |
| System.out.println(links.get(0)); |
| System.out.println(JOB_LINK); |
| Assert.assertTrue(links.get(0).equals(JOB_LINK)); |
| } |
| } |