old_contents: # flake8: noqa
  import asyncio
  
  import aiohttp
  from aiohttp.test_utils import TestClient
  
  
  async def aiohttp_request(loop, method, url, output='text', encoding='utf-8', content_type=None, **kwargs):
      session = aiohttp.ClientSession(loop=loop)
      response_ctx = session.request(method, url, **kwargs)
  
      response = await response_ctx.__aenter__()
      if output == 'text':
          content = await response.text()
      elif output == 'json':
          content_type = content_type or 'application/json'
          content = await response.json(encoding=encoding, content_type=content_type)
      elif output == 'raw':
          content = await response.read()
  
      response_ctx._resp.close()
      await session.close()
  
      return response, content
  
  
  def aiohttp_app():
      async def hello(request):
          return aiohttp.web.Response(text='hello')
  
      app = aiohttp.web.Application()
      app.router.add_get('/', hello)
      return app
  
new_contents: # flake8: noqa
  import asyncio
  
  import aiohttp
  from aiohttp.test_utils import TestClient
  
  
  async def aiohttp_request(loop, method, url, output='text', encoding='utf-8', content_type=None, **kwargs):
      session = aiohttp.ClientSession(loop=loop)
      response_ctx = session.request(method, url, **kwargs)
  
      response = await response_ctx.__aenter__()
      if output == 'text':
          content = await response.text()
      elif output == 'json':
          content_type = content_type or 'application/json'
          content = await response.json(encoding=encoding, content_type=content_type)
      elif output == 'raw':
          content = await response.read()
      elif output == 'stream':
          content = await response.content.read()
  
      response_ctx._resp.close()
      await session.close()
  
      return response, content
  
  
  def aiohttp_app():
      async def hello(request):
          return aiohttp.web.Response(text='hello')
  
      app = aiohttp.web.Application()
      app.router.add_get('/', hello)
      return app
  
subject: Add output option to use response.content stream