com.spotify.helios.system.MultipleHostsTest.java Source code

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Here is the source code for com.spotify.helios.system.MultipleHostsTest.java

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

import com.google.common.collect.ImmutableList;

import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.spotify.helios.client.HeliosClient;
import com.spotify.helios.common.descriptors.Deployment;
import com.spotify.helios.common.descriptors.Goal;
import com.spotify.helios.common.descriptors.HostStatus;
import com.spotify.helios.common.descriptors.Job;
import com.spotify.helios.common.descriptors.JobId;
import com.spotify.helios.common.descriptors.JobStatus;
import com.spotify.helios.common.descriptors.TaskStatus.State;

import org.junit.Test;

import java.util.Map;
import java.util.concurrent.TimeUnit;

import static org.junit.Assert.assertEquals;

import static com.spotify.helios.common.descriptors.HostStatus.Status.UP;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.junit.Assert.assertTrue;

public class MultipleHostsTest extends SystemTestBase {
    @Test
    public void testHostStatuses() throws Exception {
        final String aHost = testHost() + "a";
        final String bHost = testHost() + "b";

        startDefaultMaster();
        startDefaultAgent(aHost);
        startDefaultAgent(bHost);
        awaitHostStatus(aHost, UP, LONG_WAIT_SECONDS, SECONDS);
        awaitHostStatus(bHost, UP, LONG_WAIT_SECONDS, SECONDS);

        final Map<String, HostStatus> cliStatuses = new ObjectMapper().readValue(cli("hosts", "--json"),
                new TypeReference<Map<String, HostStatus>>() {
                });
        assertTrue("status must contain key for " + aHost, cliStatuses.containsKey(aHost));
        assertTrue("status must contain key for " + bHost, cliStatuses.containsKey(bHost));

        final HeliosClient client = defaultClient();
        final Map<String, HostStatus> clientStatuses = client.hostStatuses(ImmutableList.of(aHost, bHost)).get();

        assertTrue("status must contain key for " + aHost, clientStatuses.containsKey(aHost));
        assertTrue("status must contain key for " + bHost, clientStatuses.containsKey(bHost));
    }

    @Test
    public void testFilteringJobAndHostStatuses() throws Exception {
        final String aHost = testHost() + "a";
        final String bHost = testHost() + "b";

        startDefaultMaster();
        startDefaultAgent(aHost);
        startDefaultAgent(bHost);
        awaitHostStatus(aHost, UP, LONG_WAIT_SECONDS, SECONDS);
        awaitHostStatus(bHost, UP, LONG_WAIT_SECONDS, SECONDS);

        final HeliosClient client = defaultClient();

        final Job job = Job.newBuilder().setName(testJobName + "I_WANT_THIS_ONE").setVersion(testJobVersion)
                .setImage(BUSYBOX).setCommand(IDLE_COMMAND).setCreatingUser(TEST_USER).build();
        final JobId jobId = job.getId();
        client.createJob(job).get();

        final Job job2 = Job.newBuilder().setName(testJobName).setVersion(testJobVersion).setImage(BUSYBOX)
                .setCommand(IDLE_COMMAND).setCreatingUser(TEST_USER).build();
        final JobId jobId2 = job2.getId();
        client.createJob(job2).get();

        final Deployment deployment = Deployment.of(jobId, Goal.START);
        client.deploy(deployment, aHost);
        client.deploy(deployment, bHost);
        client.deploy(Deployment.of(jobId2, Goal.START), aHost);

        awaitJobState(client, aHost, jobId, State.RUNNING, LONG_WAIT_SECONDS, TimeUnit.SECONDS);
        awaitJobState(client, bHost, jobId, State.RUNNING, LONG_WAIT_SECONDS, TimeUnit.SECONDS);
        awaitJobState(client, aHost, jobId2, State.RUNNING, LONG_WAIT_SECONDS, TimeUnit.SECONDS);

        final Map<JobId, JobStatus> cliStatuses = new ObjectMapper().readValue(
                cli("status", "--job", "I_WANT_THIS_ONE", "--host", aHost, "--json"),
                new TypeReference<Map<JobId, JobStatus>>() {
                });
        assertEquals("status should only have one job", 1, cliStatuses.size());
        assertTrue(cliStatuses.containsKey(jobId));
        final JobStatus status = cliStatuses.get(jobId);
        assertEquals("deployments should have only one item", 1, status.getDeployments().size());
        assertTrue("should only have deployment info for aHost", status.getDeployments().containsKey(aHost));
        assertEquals("Task statuses should only have one item", 1, status.getTaskStatuses().size());
        assertTrue("should only have status info for aHost", status.getTaskStatuses().containsKey(aHost));
    }
}