old_contents: # coding=utf-8
  # ------------------------------------
  # Copyright (c) Microsoft Corporation.
  # Licensed under the MIT License.
  # ------------------------------------
  
  import pytest
  
  from azure.core.pipeline.transport import AioHttpTransport
  from multidict import CIMultiDict, CIMultiDictProxy
  from azure.ai.textanalytics.aio import TextAnalyticsClient
  from testcase import GlobalTextAnalyticsAccountPreparer
  from asynctestcase import AsyncTextAnalyticsTest
  
  
  class AiohttpTestTransport(AioHttpTransport):
      """Workaround to vcrpy bug: https://github.com/kevin1024/vcrpy/pull/461
      """
      async def send(self, request, **config):
          response = await super(AiohttpTestTransport, self).send(request, **config)
          if not isinstance(response.headers, CIMultiDictProxy):
              response.headers = CIMultiDictProxy(CIMultiDict(response.internal_response.headers))
              response.content_type = response.headers.get("content-type")
          return response
  
  
  class TestAuth(AsyncTextAnalyticsTest):
      @pytest.mark.live_test_only
      async def test_active_directory_auth(self):
          token = self.generate_oauth_token()
          endpoint = self.get_oauth_endpoint()
          text_analytics = TextAnalyticsClient(endpoint, token)
  
          docs = [{"id": "1", "text": "I should take my cat to the veterinarian."},
                  {"id": "2", "text": "Este es un document escrito en Español."},
                  {"id": "3", "text": "猫は幸せ"},
                  {"id": "4", "text": "Fahrt nach Stuttgart und dann zum Hotel zu Fu."}]
  
          response = await text_analytics.detect_language(docs)
  
      @GlobalTextAnalyticsAccountPreparer()
      async def test_empty_credentials(self, resource_group, location, text_analytics_account, text_analytics_account_key):
          with self.assertRaises(TypeError):
              text_analytics = TextAnalyticsClient(text_analytics_account, "")
  
      @GlobalTextAnalyticsAccountPreparer()
      def test_bad_type_for_credentials(self, resource_group, location, text_analytics_account, text_analytics_account_key):
          with self.assertRaises(TypeError):
              text_analytics = TextAnalyticsClient(text_analytics_account, [])
  
      @GlobalTextAnalyticsAccountPreparer()
      def test_none_credentials(self, resource_group, location, text_analytics_account, text_analytics_account_key):
          with self.assertRaises(ValueError):
              text_analytics = TextAnalyticsClient(text_analytics_account, None)
  
new_contents: # coding=utf-8
  # ------------------------------------
  # Copyright (c) Microsoft Corporation.
  # Licensed under the MIT License.
  # ------------------------------------
  
  import pytest
  
  from azure.core.pipeline.transport import AioHttpTransport
  from multidict import CIMultiDict, CIMultiDictProxy
  from azure.ai.textanalytics.aio import TextAnalyticsClient
  from testcase import GlobalTextAnalyticsAccountPreparer
  from asynctestcase import AsyncTextAnalyticsTest
  
  
  class AiohttpTestTransport(AioHttpTransport):
      """Workaround to vcrpy bug: https://github.com/kevin1024/vcrpy/pull/461
      """
      async def send(self, request, **config):
          response = await super(AiohttpTestTransport, self).send(request, **config)
          if not isinstance(response.headers, CIMultiDictProxy):
              response.headers = CIMultiDictProxy(CIMultiDict(response.internal_response.headers))
              response.content_type = response.headers.get("content-type")
          return response
  
  
  class TestAuth(AsyncTextAnalyticsTest):
      @pytest.mark.live_test_only
      @GlobalTextAnalyticsAccountPreparer()
      async def test_active_directory_auth(self):
          token = self.generate_oauth_token()
          endpoint = self.get_oauth_endpoint()
          text_analytics = TextAnalyticsClient(endpoint, token)
  
          docs = [{"id": "1", "text": "I should take my cat to the veterinarian."},
                  {"id": "2", "text": "Este es un document escrito en Español."},
                  {"id": "3", "text": "猫は幸せ"},
                  {"id": "4", "text": "Fahrt nach Stuttgart und dann zum Hotel zu Fu."}]
  
          response = await text_analytics.detect_language(docs)
  
      @GlobalTextAnalyticsAccountPreparer()
      async def test_empty_credentials(self, resource_group, location, text_analytics_account, text_analytics_account_key):
          with self.assertRaises(TypeError):
              text_analytics = TextAnalyticsClient(text_analytics_account, "")
  
      @GlobalTextAnalyticsAccountPreparer()
      def test_bad_type_for_credentials(self, resource_group, location, text_analytics_account, text_analytics_account_key):
          with self.assertRaises(TypeError):
              text_analytics = TextAnalyticsClient(text_analytics_account, [])
  
      @GlobalTextAnalyticsAccountPreparer()
      def test_none_credentials(self, resource_group, location, text_analytics_account, text_analytics_account_key):
          with self.assertRaises(ValueError):
              text_analytics = TextAnalyticsClient(text_analytics_account, None)
  
subject: add back preparer (#10558)