Helper moved to test helpers

ckan/config/middleware.py

@@ -757,31 +757,3 @@ def cleanup_pylons_response_string(environ):
         environ['pylons.controller']._py_object.response._body = msg
     except (KeyError, AttributeError):
         pass
-
-
-def find_flask_app(test_app):
-    '''
-    Helper function to recursively search the wsgi stack in `test_app` until
-    the flask_app is discovered.
-
-    Relies on each layer of the stack having a reference to the app they
-    wrap in either a .app attribute or .apps list.
-    '''
-    if isinstance(test_app, CKANFlask):
-        return test_app
-
-    try:
-        app = test_app.apps['flask_app'].app
-    except (AttributeError, KeyError):
-        pass
-    else:
-        return find_flask_app(app)
-
-    try:
-        app = test_app.app
-    except AttributeError:
-        print('No .app attribute. '
-              'Have all layers of the stack got '
-              'a reference to the app they wrap?')
-    else:
-        return find_flask_app(app)