old_contents: try:
      from urllib.parse import urlencode
  except ImportError:
      from urllib import urlencode
  
  import tornado.testing
  
  import celery
  
  from flower.app import Flower
  from flower.urls import handlers
  from flower.events import Events
  from flower.state import State
  from flower.settings import APP_SETTINGS
  
  
  class AsyncHTTPTestCase(tornado.testing.AsyncHTTPTestCase):
      def get_app(self, celery_app=None, events=None, state=None):
          celery_app = celery_app or celery.Celery()
          events = events or Events(celery_app)
          state = state or State(celery_app)
          self.app = Flower(celery_app=celery_app, events=events,
                            state=state, handlers=handlers, **APP_SETTINGS)
          return self.app
  
      def get(self, url, **kwargs):
          return self.fetch(url, **kwargs)
  
      def post(self, url, **kwargs):
          if 'body' in kwargs and isinstance(kwargs['body'], dict):
              kwargs['body'] = urlencode(kwargs['body'])
          return self.fetch(url, method='POST', **kwargs)
  
new_contents: try:
      from urllib.parse import urlencode
  except ImportError:
      from urllib import urlencode
  
  import tornado.testing
  
  import celery
  
  from flower.app import Flower
  from flower.urls import handlers
  from flower.events import Events
  from flower.state import State
  from flower.settings import APP_SETTINGS
  
  
  class AsyncHTTPTestCase(tornado.testing.AsyncHTTPTestCase):
      def get_app(self, celery_app=None, events=None, state=None):
          celery_app = celery_app or celery.Celery()
          events = events or Events(celery_app)
          state = state or State(celery_app)
          self.app = Flower(celery_app=celery_app, events=events,
                            state=state, handlers=handlers, **APP_SETTINGS)
          self.app.delay = lambda method, *args, **kwargs: method(*args, **kwargs)
          return self.app
  
      def get(self, url, **kwargs):
          return self.fetch(url, **kwargs)
  
      def post(self, url, **kwargs):
          if 'body' in kwargs and isinstance(kwargs['body'], dict):
              kwargs['body'] = urlencode(kwargs['body'])
          return self.fetch(url, method='POST', **kwargs)
  
subject: Fix tests