contrib/src/test/java/com/datatorrent/contrib/helper/MessageQueueTestHelper.java

/*
 * Copyright (c) 2015 DataTorrent, Inc. ALL Rights Reserved.
 *
 * 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.datatorrent.contrib.helper;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import org.junit.Assert;

public class MessageQueueTestHelper {

  public static void validateResults(int testNum, HashMap<String, List<?>> collections )
  {
    ArrayList<byte[]> byteList =(ArrayList<byte[]>) collections.get("collector");
    Assert.assertEquals("emitted value for testNum was ", testNum * 3, byteList.size());
    for (int i = 0; i < byteList.size(); i++) {
      String str = new String(byteList.get(i));
      int eq = str.indexOf('=');
      String key = str.substring(1, eq);
      Integer value = Integer.parseInt(str.substring(eq + 1, str.length() - 1));
      if (key.equals("a")) {
        Assert.assertEquals("emitted value for 'a' was ", new Integer(2), value);
      }
      else if (key.equals("b")) {
        Assert.assertEquals("emitted value for 'b' was ", new Integer(20), value);
      }
      if (key.equals("c")) {
        Assert.assertEquals("emitted value for 'c' was ", new Integer(1000), value);
      }
    }
  }

  public static ArrayList<HashMap<String, Integer>> getMessages()  
  {
    ArrayList<HashMap<String, Integer>> mapList = new ArrayList<HashMap<String, Integer>>();

    HashMap<String, Integer> dataMapa = new HashMap<String, Integer>();
    dataMapa.put("a", 2);
    mapList.add(dataMapa);

    HashMap<String, Integer> dataMapb = new HashMap<String, Integer>();
    dataMapb.put("b", 20);
    mapList.add(dataMapb);

    HashMap<String, Integer> dataMapc = new HashMap<String, Integer>();
    dataMapc.put("c", 1000);
    mapList.add(dataMapc);

    return mapList;

  }
}