text: # Copyright 2019 The TensorFlow Authors. 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.
  # ==============================================================================
  """Tests for test_runner script."""
  from __future__ import print_function
  
  import sys
  import unittest
  
  import benchmark
  import mock
  
  
  class TestBenchmarkRunner(unittest.TestCase):
  
    def test_get_benchmark_methods_filter(self):
      """Tests returning methods on a class based on a filter."""
      config = mock.Mock()
      config.workspace = 'workspace'
      config.benchmark_method_patterns = ['new_foo.BenchmarkClass.filter:bench.*']
      benchmark_runner = benchmark.BenchmarkRunner(config)
  
      mock_benchmark_class = mock.Mock()
      mock_benchmark_class.benchmark_method_1 = 'foo'
  
      mock_module = mock.Mock()
      sys.modules['new_foo'] = mock_module
      mock_module.BenchmarkClass.return_value = mock_benchmark_class
  
      methods = benchmark_runner._get_benchmark_methods()
  
      self.assertEqual(1, len(methods))
      self.assertEqual('new_foo.BenchmarkClass.benchmark_method_1', methods[0])
  
    def test_get_benchmark_methods_exact_match(self):
      """Tests returning methods on a class based on a filter."""
      config = mock.Mock()
      config.workspace = 'workspace'
      config.benchmark_method_patterns = [
          'new_foo.BenchmarkClass.benchmark_method_1',
          'new_foo.BenchmarkClass.benchmark_method_2']
      benchmark_runner = benchmark.BenchmarkRunner(config)
  
      methods = benchmark_runner._get_benchmark_methods()
      self.assertEqual(['new_foo.BenchmarkClass.benchmark_method_1',
                        'new_foo.BenchmarkClass.benchmark_method_2'], methods)
  