Package com.spotify.helios.agent

Source Code of com.spotify.helios.agent.TaskRunnerTest

/*
* Copyright (c) 2014 Spotify AB.
*
* 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 com.spotify.helios.agent;

import com.spotify.docker.client.DockerClient;
import com.spotify.docker.client.DockerTimeoutException;
import com.spotify.docker.client.ImageNotFoundException;
import com.spotify.docker.client.ImagePullFailedException;
import com.spotify.helios.common.HeliosRuntimeException;
import com.spotify.helios.common.descriptors.Job;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.runners.MockitoJUnitRunner;

import java.net.URI;
import java.util.concurrent.ExecutionException;

import static java.util.Arrays.asList;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import static org.mockito.Mockito.doThrow;

@RunWith(MockitoJUnitRunner.class)
public class TaskRunnerTest {

  private static final String IMAGE = "spotify:17";
  private static final Job JOB = Job.newBuilder()
      .setName("foobar")
      .setCommand(asList("foo", "bar"))
      .setImage(IMAGE)
      .setVersion("4711")
      .build();
  private static final String HOST = "HOST";

  @Mock private DockerClient mockDocker;
  @Mock private StatusUpdater statusUpdater;
  @Mock private Clock clock;
  @Mock private ContainerDecorator containerDecorator;

  @Test
  public void test() throws Throwable {
    final TaskRunner tr = TaskRunner.builder()
        .delayMillis(0)
        .config(TaskConfig.builder()
                    .namespace("test")
                    .host(HOST)
                    .job(JOB)
                    .containerDecorator(containerDecorator)
                    .build())
        .docker(mockDocker)
        .listener(new TaskRunner.NopListener())
        .build();

    tr.run();

    try {
      tr.resultFuture().get();
      fail("this should throw");
    } catch (Exception t) {
      assertTrue(t instanceof ExecutionException);
      assertEquals(HeliosRuntimeException.class, t.getCause().getClass());
    }
  }

  @Test
  public void testPullTimeoutVariation() throws Throwable {
    doThrow(new DockerTimeoutException("x", new URI("http://example.com"), null))
        .when(mockDocker).pull(IMAGE);

    doThrow(new ImageNotFoundException("not found"))
        .when(mockDocker).inspectImage(IMAGE);

    final TaskRunner tr = TaskRunner.builder()
        .delayMillis(0)
        .config(TaskConfig.builder()
                    .namespace("test")
                    .host(HOST)
                    .job(JOB)
                    .containerDecorator(containerDecorator)
                    .build())
        .docker(mockDocker)
        .listener(new TaskRunner.NopListener())
        .build();

    tr.run();

    try {
      tr.resultFuture().get();
      fail("this should throw");
    } catch (Exception t) {
      assertTrue(t instanceof ExecutionException);
      assertEquals(ImagePullFailedException.class, t.getCause().getClass());
    }
  }
}
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