/**
 * 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.datatorrent.lib.converter;

import java.util.HashMap;

import org.junit.Assert;
import org.junit.Test;

import com.datatorrent.lib.testbench.CollectorTestSink;
import com.datatorrent.lib.util.KeyValPair;
import com.datatorrent.lib.util.TestUtils;

public class MapToKeyValuePairConverterTest
{
  @Test
  public void MapToKeyValuePairConversion()
  {
    MapToKeyValuePairConverter<String, Integer> testop = new MapToKeyValuePairConverter<String, Integer>();
    Integer[] values = {1, 2, 3};
    String[] keys = {"a", "b", "c"};

    HashMap<String, Integer> inputMap = new HashMap<String, Integer>();

    for (int i = 0; i < 3; i++) {
      inputMap.put(keys[i], values[i]);
    }

    CollectorTestSink<KeyValPair<String, Integer>> testsink = new CollectorTestSink<KeyValPair<String, Integer>>();
    TestUtils.setSink(testop.output, testsink);

    testop.beginWindow(0);

    testop.input.put(inputMap);

    testop.endWindow();

    Assert.assertEquals(3,testsink.collectedTuples.size());
  }
}