/*
 * 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.accumulo.core.client.mapreduce;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotEquals;

import java.io.IOException;
import java.util.concurrent.TimeUnit;

import org.apache.accumulo.core.client.BatchWriterConfig;
import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.JobContext;
import org.junit.Test;

public class AccumuloOutputFormatTest {

  @Test
  public void testBWSettings() throws IOException {
    Job job = Job.getInstance();

    // make sure we aren't testing defaults
    final BatchWriterConfig bwDefaults = new BatchWriterConfig();
    assertNotEquals(7654321l, bwDefaults.getMaxLatency(TimeUnit.MILLISECONDS));
    assertNotEquals(9898989l, bwDefaults.getTimeout(TimeUnit.MILLISECONDS));
    assertNotEquals(42, bwDefaults.getMaxWriteThreads());
    assertNotEquals(1123581321l, bwDefaults.getMaxMemory());

    final BatchWriterConfig bwConfig = new BatchWriterConfig();
    bwConfig.setMaxLatency(7654321l, TimeUnit.MILLISECONDS);
    bwConfig.setTimeout(9898989l, TimeUnit.MILLISECONDS);
    bwConfig.setMaxWriteThreads(42);
    bwConfig.setMaxMemory(1123581321l);
    AccumuloOutputFormat.setBatchWriterOptions(job, bwConfig);

    AccumuloOutputFormat myAOF = new AccumuloOutputFormat() {
      @Override
      public void checkOutputSpecs(JobContext job) throws IOException {
        BatchWriterConfig bwOpts = getBatchWriterOptions(job);

        // passive check
        assertEquals(bwConfig.getMaxLatency(TimeUnit.MILLISECONDS), bwOpts.getMaxLatency(TimeUnit.MILLISECONDS));
        assertEquals(bwConfig.getTimeout(TimeUnit.MILLISECONDS), bwOpts.getTimeout(TimeUnit.MILLISECONDS));
        assertEquals(bwConfig.getMaxWriteThreads(), bwOpts.getMaxWriteThreads());
        assertEquals(bwConfig.getMaxMemory(), bwOpts.getMaxMemory());

        // explicit check
        assertEquals(7654321l, bwOpts.getMaxLatency(TimeUnit.MILLISECONDS));
        assertEquals(9898989l, bwOpts.getTimeout(TimeUnit.MILLISECONDS));
        assertEquals(42, bwOpts.getMaxWriteThreads());
        assertEquals(1123581321l, bwOpts.getMaxMemory());

      }
    };
    myAOF.checkOutputSpecs(job);
  }

}