text: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  ########################################################################
  #
  # Copyright (c) 2015 Baidu, 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.
  
  #
  ########################################################################
  
  """
  File: union_test.py
  Author: Wang, Cong(bigflow-opensource@baidu.com)
  Date: 2015/03/20 08:23:22
  """
  import unittest
  
  from bigflow.test import test_base
  
  
  class UnionTest(test_base.PipelineBasedTest):
  
      def test_union_two(self):
          p1 = self._pipeline.parallelize([1, 9, 6, 2])
          p2 = self._pipeline.parallelize([3, 4, 8])
  
          p_result = p1.union(p2)
  
          self.assertItemsEqual([1, 9, 6, 2, 3, 4, 8], self._pipeline.get(p_result))
  
      def test_union_many(self):
          p1 = self._pipeline.parallelize([1])
          p2 = self._pipeline.parallelize([2, 3])
          p3 = self._pipeline.parallelize([4])
  
          p_result = p1.union(p2, p3)
  
          self.assertItemsEqual([1, 2, 3, 4], self._pipeline.get(p_result))
  
  if __name__ == "__main__":
      unittest.main()
  