Add Request.cancel_stream()

tests/test_request_stream.py

@@ -6,7 +6,7 @@ from sanic.views import HTTPMethodView
 from sanic.views import stream as stream_decorator
 from sanic.response import stream, text
 
-data = "abc" * 100000
+data = 'abc' * 100000
 
 
 def test_request_stream_method_view():
@@ -49,6 +49,21 @@ def test_request_stream_app():
 
     app = Sanic('test_request_stream_app')
 
+    contents = []
+
+    @app.post('/cancel_stream', stream=True)
+    async def cancel_stream(request):
+        assert isinstance(request.stream, asyncio.Queue)
+        request.cancel_stream()
+        result = ''
+        while True:
+            body = await request.stream.get()
+            contents.append(body)
+            if body is None:
+                break
+            result += body.decode('utf-8')
+        return text(result)
+
     @app.get('/get')
     async def get(request):
         assert request.stream is None
@@ -122,6 +137,8 @@ def test_request_stream_app():
 
     assert app.is_request_stream is True
 
+    assert len(contents) == 0
+
     request, response = app.test_client.get('/get')
     assert response.status == 200
     assert response.text == 'GET'