text: # Copyright 2017 Intel Corporation
  #
  # 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.
  # ------------------------------------------------------------------------------
  
  import os
  import unittest
  
  from sawtooth_processor_test.mock_validator import MockValidator
  
  
  class TransactionProcessorTestCase(unittest.TestCase):
      @classmethod
      def setUpClass(cls):
          url = os.getenv('TEST_BIND', 'tcp://127.0.0.1:4004')
  
          cls.validator = MockValidator()
  
          cls.validator.listen(url)
  
          if not cls.validator.register_processor():
              raise Exception('Failed to register processor')
  
          cls.factory = None
  
      @classmethod
      def tearDownClass(cls):
          try:
              cls.validator.close()
          except AttributeError:
              pass
  