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test_request_stream.py
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test_request_stream.py
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import asyncio
from sanic import Sanic
from sanic.blueprints import Blueprint
from sanic.views import CompositionView
from sanic.views import HTTPMethodView
from sanic.views import stream as stream_decorator
from sanic.response import stream, text
data = "abc" * 100000
def test_request_stream_method_view():
'''for self.is_request_stream = True'''
app = Sanic('test_request_stream_method_view')
class SimpleView(HTTPMethodView):
def get(self, request):
assert request.stream is None
return text('OK')
@stream_decorator
async def post(self, request):
assert isinstance(request.stream, asyncio.Queue)
result = ''
while True:
body = await request.stream.get()
if body is None:
break
result += body.decode('utf-8')
return text(result)
app.add_route(SimpleView.as_view(), '/method_view')
assert app.is_request_stream is True
request, response = app.test_client.get('/method_view')
assert response.status == 200
assert response.text == 'OK'
request, response = app.test_client.post('/method_view', data=data)
assert response.status == 200
assert response.text == data
def test_request_stream_app():
'''for self.is_request_stream = True and decorators'''
app = Sanic('test_request_stream_app')
@app.get('/get')
async def get(request):
assert request.stream is None
return text('GET')
@app.head('/head')
async def head(request):
assert request.stream is None
return text('HEAD')
@app.delete('/delete')
async def delete(request):
assert request.stream is None
return text('DELETE')
@app.options('/options')
async def options(request):
assert request.stream is None
return text('OPTIONS')
@app.post('/_post/<id>')
async def _post(request, id):
assert request.stream is None
return text('_POST')
@app.post('/post/<id>', stream=True)
async def post(request, id):
assert isinstance(request.stream, asyncio.Queue)
async def streaming(response):
while True:
body = await request.stream.get()
if body is None:
break
response.write(body.decode('utf-8'))
return stream(streaming)
@app.put('/_put')
async def _put(request):
assert request.stream is None
return text('_PUT')
@app.put('/put', stream=True)
async def put(request):
assert isinstance(request.stream, asyncio.Queue)
async def streaming(response):
while True:
body = await request.stream.get()
if body is None:
break
response.write(body.decode('utf-8'))
return stream(streaming)
@app.patch('/_patch')
async def _patch(request):
assert request.stream is None
return text('_PATCH')
@app.patch('/patch', stream=True)
async def patch(request):
assert isinstance(request.stream, asyncio.Queue)
async def streaming(response):
while True:
body = await request.stream.get()
if body is None:
break
response.write(body.decode('utf-8'))
return stream(streaming)
assert app.is_request_stream is True
request, response = app.test_client.get('/get')
assert response.status == 200
assert response.text == 'GET'
request, response = app.test_client.head('/head')
assert response.status == 200
assert response.text == ''
request, response = app.test_client.delete('/delete')
assert response.status == 200
assert response.text == 'DELETE'
request, response = app.test_client.options('/options')
assert response.status == 200
assert response.text == 'OPTIONS'
request, response = app.test_client.post('/_post/1', data=data)
assert response.status == 200
assert response.text == '_POST'
request, response = app.test_client.post('/post/1', data=data)
assert response.status == 200
assert response.text == data
request, response = app.test_client.put('/_put', data=data)
assert response.status == 200
assert response.text == '_PUT'
request, response = app.test_client.put('/put', data=data)
assert response.status == 200
assert response.text == data
request, response = app.test_client.patch('/_patch', data=data)
assert response.status == 200
assert response.text == '_PATCH'
request, response = app.test_client.patch('/patch', data=data)
assert response.status == 200
assert response.text == data
def test_request_stream_handle_exception():
'''for handling exceptions properly'''
app = Sanic('test_request_stream_exception')
@app.post('/post/<id>', stream=True)
async def post(request, id):
assert isinstance(request.stream, asyncio.Queue)
async def streaming(response):
while True:
body = await request.stream.get()
if body is None:
break
response.write(body.decode('utf-8'))
return stream(streaming)
# 404
request, response = app.test_client.post('/in_valid_post', data=data)
assert response.status == 404
assert response.text == 'Error: Requested URL /in_valid_post not found'
# 405
request, response = app.test_client.get('/post/random_id', data=data)
assert response.status == 405
assert response.text == 'Error: Method GET not allowed for URL /post/random_id'
def test_request_stream_blueprint():
'''for self.is_request_stream = True'''
app = Sanic('test_request_stream_blueprint')
bp = Blueprint('test_blueprint_request_stream_blueprint')
@app.get('/get')
async def get(request):
assert request.stream is None
return text('GET')
@bp.head('/head')
async def head(request):
assert request.stream is None
return text('HEAD')
@bp.delete('/delete')
async def delete(request):
assert request.stream is None
return text('DELETE')
@bp.options('/options')
async def options(request):
assert request.stream is None
return text('OPTIONS')
@bp.post('/_post/<id>')
async def _post(request, id):
assert request.stream is None
return text('_POST')
@bp.post('/post/<id>', stream=True)
async def post(request, id):
assert isinstance(request.stream, asyncio.Queue)
async def streaming(response):
while True:
body = await request.stream.get()
if body is None:
break
response.write(body.decode('utf-8'))
return stream(streaming)
@bp.put('/_put')
async def _put(request):
assert request.stream is None
return text('_PUT')
@bp.put('/put', stream=True)
async def put(request):
assert isinstance(request.stream, asyncio.Queue)
async def streaming(response):
while True:
body = await request.stream.get()
if body is None:
break
response.write(body.decode('utf-8'))
return stream(streaming)
@bp.patch('/_patch')
async def _patch(request):
assert request.stream is None
return text('_PATCH')
@bp.patch('/patch', stream=True)
async def patch(request):
assert isinstance(request.stream, asyncio.Queue)
async def streaming(response):
while True:
body = await request.stream.get()
if body is None:
break
response.write(body.decode('utf-8'))
return stream(streaming)
app.blueprint(bp)
assert app.is_request_stream is True
request, response = app.test_client.get('/get')
assert response.status == 200
assert response.text == 'GET'
request, response = app.test_client.head('/head')
assert response.status == 200
assert response.text == ''
request, response = app.test_client.delete('/delete')
assert response.status == 200
assert response.text == 'DELETE'
request, response = app.test_client.options('/options')
assert response.status == 200
assert response.text == 'OPTIONS'
request, response = app.test_client.post('/_post/1', data=data)
assert response.status == 200
assert response.text == '_POST'
request, response = app.test_client.post('/post/1', data=data)
assert response.status == 200
assert response.text == data
request, response = app.test_client.put('/_put', data=data)
assert response.status == 200
assert response.text == '_PUT'
request, response = app.test_client.put('/put', data=data)
assert response.status == 200
assert response.text == data
request, response = app.test_client.patch('/_patch', data=data)
assert response.status == 200
assert response.text == '_PATCH'
request, response = app.test_client.patch('/patch', data=data)
assert response.status == 200
assert response.text == data
def test_request_stream_composition_view():
'''for self.is_request_stream = True'''
app = Sanic('test_request_stream__composition_view')
def get_handler(request):
assert request.stream is None
return text('OK')
async def post_handler(request):
assert isinstance(request.stream, asyncio.Queue)
result = ''
while True:
body = await request.stream.get()
if body is None:
break
result += body.decode('utf-8')
return text(result)
view = CompositionView()
view.add(['GET'], get_handler)
view.add(['POST'], post_handler, stream=True)
app.add_route(view, '/composition_view')
assert app.is_request_stream is True
request, response = app.test_client.get('/composition_view')
assert response.status == 200
assert response.text == 'OK'
request, response = app.test_client.post('/composition_view', data=data)
assert response.status == 200
assert response.text == data
def test_request_stream():
'''test for complex application'''
bp = Blueprint('test_blueprint_request_stream')
app = Sanic('test_request_stream')
class SimpleView(HTTPMethodView):
def get(self, request):
assert request.stream is None
return text('OK')
@stream_decorator
async def post(self, request):
assert isinstance(request.stream, asyncio.Queue)
result = ''
while True:
body = await request.stream.get()
if body is None:
break
result += body.decode('utf-8')
return text(result)
@app.post('/stream', stream=True)
async def handler(request):
assert isinstance(request.stream, asyncio.Queue)
async def streaming(response):
while True:
body = await request.stream.get()
if body is None:
break
response.write(body.decode('utf-8'))
return stream(streaming)
@app.get('/get')
async def get(request):
assert request.stream is None
return text('OK')
@bp.post('/bp_stream', stream=True)
async def bp_stream(request):
assert isinstance(request.stream, asyncio.Queue)
result = ''
while True:
body = await request.stream.get()
if body is None:
break
result += body.decode('utf-8')
return text(result)
@bp.get('/bp_get')
async def bp_get(request):
assert request.stream is None
return text('OK')
def get_handler(request):
assert request.stream is None
return text('OK')
async def post_handler(request):
assert isinstance(request.stream, asyncio.Queue)
result = ''
while True:
body = await request.stream.get()
if body is None:
break
result += body.decode('utf-8')
return text(result)
app.add_route(SimpleView.as_view(), '/method_view')
view = CompositionView()
view.add(['GET'], get_handler)
view.add(['POST'], post_handler, stream=True)
app.blueprint(bp)
app.add_route(view, '/composition_view')
assert app.is_request_stream is True
request, response = app.test_client.get('/method_view')
assert response.status == 200
assert response.text == 'OK'
request, response = app.test_client.post('/method_view', data=data)
assert response.status == 200
assert response.text == data
request, response = app.test_client.get('/composition_view')
assert response.status == 200
assert response.text == 'OK'
request, response = app.test_client.post('/composition_view', data=data)
assert response.status == 200
assert response.text == data
request, response = app.test_client.get('/get')
assert response.status == 200
assert response.text == 'OK'
request, response = app.test_client.post('/stream', data=data)
assert response.status == 200
assert response.text == data
request, response = app.test_client.get('/bp_get')
assert response.status == 200
assert response.text == 'OK'
request, response = app.test_client.post('/bp_stream', data=data)
assert response.status == 200
assert response.text == data