text: # Copyright 2020 Alibaba Group Holding Limited. 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.
  # =============================================================================
  """ Local UT test, run with `sh test_python_ut.sh`.
  """
  from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  
  import unittest
  
  import graphlearn as gl
  import graphlearn.python.tests.utils as utils
  from graphlearn.python.tests.test_edge import EdgeTestCase
  
  
  class WeightedLabeledEdgeTestCase(EdgeTestCase):
    def test_weighted_labeled(self):
      file_path = self.gen_test_data([utils.WEIGHTED, utils.LABELED], False)
      decoder = gl.Decoder(weighted=True, labeled=True)
      g = gl.Graph() \
        .edge(source=file_path, edge_type=self.edge_tuple_, decoder=decoder)
      g.init(tracker=utils.TRACKER_PATH)
  
      query = g.E("first").batch(self.batch_size_).alias('e').values()
      ds = gl.Dataset(query, window=1)
  
      edges = ds.next()['e']
      utils.check_ids(edges.src_ids,
                      range(self.src_range_[0], self.src_range_[1]))
      utils.check_ids(edges.dst_ids,
                      range(self.dst_range_[0], self.dst_range_[1]))
      utils.check_edge_labels(edges)
      utils.check_edge_weights(edges)
  
      g.close()
  
  
  if __name__ == "__main__":
    unittest.main()
  