/**
 * 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.hadoop.yarn.sls;

import net.jcip.annotations.NotThreadSafe;
import org.apache.hadoop.conf.Configuration;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.*;

import java.util.*;

/**
 * This test performs simple runs of the SLS with different trace types and
 * schedulers.
 */
@RunWith(value = Parameterized.class)
@NotThreadSafe
public class TestSLSRunner extends BaseSLSRunnerTest {

  @Parameters(name = "Testing with: {1}, {0}, (nodeFile {3})")
  public static Collection<Object[]> data() {

    String capScheduler =
        "org.apache.hadoop.yarn.server.resourcemanager.scheduler."
            + "capacity.CapacityScheduler";
    String fairScheduler =
        "org.apache.hadoop.yarn.server.resourcemanager.scheduler."
            + "fair.FairScheduler";
    String slsTraceFile = "src/test/resources/inputsls.json";
    String rumenTraceFile = "src/main/data/2jobs2min-rumen-jh.json";
    String synthTraceFile = "src/test/resources/syn.json";
    String nodeFile = "src/test/resources/nodes.json";

    // Test with both schedulers, and all three load producers.
    return Arrays.asList(new Object[][] {

        // covering old commandline in tests
        {capScheduler, "OLD_RUMEN", rumenTraceFile, nodeFile },
        {capScheduler, "OLD_SLS", slsTraceFile, nodeFile },

        // covering the no nodeFile case
        {capScheduler, "SYNTH", synthTraceFile, null },
        {capScheduler, "RUMEN", rumenTraceFile, null },
        {capScheduler, "SLS", slsTraceFile, null },

        // covering new commandline and CapacityScheduler
        {capScheduler, "SYNTH", synthTraceFile, nodeFile },
        {capScheduler, "RUMEN", rumenTraceFile, nodeFile },
        {capScheduler, "SLS", slsTraceFile, nodeFile },

        // covering FairScheduler
        {fairScheduler, "SYNTH", synthTraceFile, nodeFile },
        {fairScheduler, "RUMEN", rumenTraceFile, nodeFile },
        {fairScheduler, "SLS", slsTraceFile, nodeFile }
    });
  }

  @Test(timeout = 60000)
  @SuppressWarnings("all")
  public void testSimulatorRunning() throws Exception {
    Configuration conf = new Configuration(false);
    long timeTillShutdownInsec = 20L;
    runSLS(conf, timeTillShutdownInsec);
  }

}
