text: # coding: utf-8
  # Copyright 2016 Étienne Bersac
  #
  # 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 asyncio
  import unittest
  
  import six
  
  from tenacity import RetryError
  from tenacity import _asyncio as tasyncio
  from tenacity import retry, stop_after_attempt
  from tenacity.tests.test_tenacity import NoIOErrorAfterCount
  
  
  def asynctest(callable_):
      callable_ = asyncio.coroutine(callable_)
  
      @six.wraps(callable_)
      def wrapper(*a, **kw):
          loop = asyncio.get_event_loop()
          return loop.run_until_complete(callable_(*a, **kw))
  
      return wrapper
  
  
  @retry
  @asyncio.coroutine
  def _retryable_coroutine(thing):
      yield from asyncio.sleep(0.00001)
      thing.go()
  
  
  @retry(stop=stop_after_attempt(2))
  @asyncio.coroutine
  def _retryable_coroutine_with_2_attempts(thing):
      yield from asyncio.sleep(0.00001)
      thing.go()
  
  
  class TestAsync(unittest.TestCase):
      @asynctest
      def test_retry(self):
          assert asyncio.iscoroutinefunction(_retryable_coroutine)
          thing = NoIOErrorAfterCount(5)
          yield from _retryable_coroutine(thing)
          assert thing.counter == thing.count
  
      @asynctest
      def test_stop_after_attempt(self):
          assert asyncio.iscoroutinefunction(
              _retryable_coroutine_with_2_attempts)
          thing = NoIOErrorAfterCount(2)
          try:
              yield from _retryable_coroutine_with_2_attempts(thing)
          except RetryError:
              assert thing.counter == 2
  
      def test_repr(self):
          repr(tasyncio.AsyncRetrying())
  
  
  if __name__ == '__main__':
      unittest.main()
  