async def test_incrementing_cookie_version_denies_access():
app = GitHubAuth(
hello_world_app,
client_id="x_client_id",
client_secret="x_client_secret",
require_auth=True,
)
cookie = signed_auth_cookie_header(app)
scope = {
"type": "http",
"http_version": "1.0",
"method": "GET",
"path": "/",
"headers": [[b"cookie", cookie]],
}
instance = ApplicationCommunicator(app, scope)
await instance.send_input({"type": "http.request"})
output = await instance.receive_output(1)
assert 200 == output["status"]
# Try it again with a different cookie version
app = GitHubAuth(
hello_world_app,
client_id="x_client_id",
client_secret="x_client_secret",
require_auth=True,
cookie_version=2,
)
instance = ApplicationCommunicator(app, scope)
await instance.send_input({"type": "http.request"})
output = await instance.receive_output(1)
assert 302 == output["status"]
async def _connect(self, path: str = None):
self.path = path or self.path
queries = self.queries
if isinstance(queries, Mapping):
qsl = [f"{quote_plus(k)}={quote_plus(v)}" for k, v in queries.items()]
else:
qsl = [f"{quote_plus(k)}={quote_plus(v)}" for k, v in queries]
qs = "&".join(qsl).encode("ascii")
headers = [
(k.encode("latin-1"), v.encode("latin-1")) for k, v in self.headers.items()
]
scope = {
"type": "websocket",
"asgi": {"spec_version": "2.1"},
"scheme": "ws",
"http_version": "1.1",
"path": self.path,
"raw_path": quote_plus(self.path).encode("ascii"),
"query_string": qs,
"root_path": "",
"headers": headers,
"client": self._client,
"subprotocols": [
x
for x in self.headers.get("sec-websocket-protocol", "").split(", ")
if x
],
}
self._connection = ApplicationCommunicator(self._app_ref["app"], scope)
await self._connection.send_input({"type": "websocket.connect"})
message = await (self._connection.receive_output(self.timeout))
if message["type"] != "websocket.accept":
raise RuntimeError("Connection refused.")
async def test_allow_orgs(require_auth_app):
require_auth_app.allow_orgs = ["my-org"]
scope = {
"type": "http",
"http_version": "1.0",
"method": "GET",
"path": "/-/auth-callback",
"query_string": b"code=github-code-here",
}
instance = ApplicationCommunicator(require_auth_app, scope)
await instance.send_input({"type": "http.request"})
output = await instance.receive_output(1)
# Should return forbidden
assert {
"type": "http.response.start",
"status": 403
} == {
"type": output["type"],
"status": output["status"],
}
# Try again with an org they are a member of
require_auth_app.allow_orgs = ["demouser-org"]
instance = ApplicationCommunicator(require_auth_app, scope)
await instance.send_input({"type": "http.request"})
output = await instance.receive_output(1)
assert 302 == output["status"]
async def test_cacheable_assets(require_auth_app):
# Anything with a path matching cacheable_prefixes should not
# have a cache-control: private header
require_auth_app.cacheable_prefixes = ["/-/static/"]
scope = {
"type": "http",
"http_version": "1.0",
"method": "GET",
"path": "/-/static/blah.js",
"headers": [[b"cookie", signed_auth_cookie_header(require_auth_app)]],
}
instance = ApplicationCommunicator(require_auth_app, scope)
await instance.send_input({"type": "http.request"})
output = await instance.receive_output(1)
assert [
[b"content-type", b"text/html; charset=UTF-8"],
[b"cache-control", b"max-age=123"],
] == output["headers"]
# BUT... if we reset cacheable_prefixes to [] it should behave as default:
require_auth_app.cacheable_prefixes = []
instance = ApplicationCommunicator(require_auth_app, scope)
await instance.send_input({"type": "http.request"})
output = await instance.receive_output(1)
assert [
[b"content-type", b"text/html; charset=UTF-8"],
[b"cache-control", b"private"],
] == output["headers"]
async def test_scope_auth_allows_access(require_auth_app):
scope = {
"type": "http",
"http_version": "1.0",
"method": "GET",
"path": "/",
"headers": [],
"auth": {
"id": 1,
"name": "authed"
},
}
instance = ApplicationCommunicator(require_auth_app, scope)
await instance.send_input({"type": "http.request"})
output = await instance.receive_output(1)
assert {
"type":
"http.response.start",
"status":
200,
"headers": [
[b"content-type", b"text/html; charset=UTF-8"],
[b"cache-control", b"private"],
],
} == output
# Should have got back the auth information we passed in
output = await instance.receive_output(1)
body_data = json.loads(output["body"].decode("utf8"))
assert "world" == body_data["hello"]
auth = body_data["auth"]
assert 1 == auth["id"]
assert "authed" == auth["name"]
async def test_logout(require_auth_app):
instance = ApplicationCommunicator(
require_auth_app,
{"type": "http", "http_version": "1.0", "method": "GET", "path": "/-/logout"},
)
await instance.send_input({"type": "http.request"})
output = await instance.receive_output(1)
assert {"type": "http.response.start", "status": 302} == {
"type": output["type"],
"status": output["status"],
}
headers = tuple([tuple(pair) for pair in output["headers"]])
assert (b"location", b"/") in headers
assert (b"set-cookie", b"asgi_auth_logout=stay-logged-out; Path=/") in headers
assert (b"content-type", b"text/html; charset=UTF-8") in headers
assert (b"cache-control", b"private") in headers
# asgi_auth should have been set with max-age and expiry
asgi_auth_cookie = [
p[1]
for p in headers
if p[0] == b"set-cookie" and p[1].startswith(b"asgi_auth=")
][0]
assert b"Max-Age=0" in asgi_auth_cookie
assert b"Path=/" in asgi_auth_cookie
assert b"expires=" in asgi_auth_cookie
async def test_signed_cookie_allows_access(path, require_auth_app):
scope = {
"type": "http",
"http_version": "1.0",
"method": "GET",
"path": path,
"headers": [
[b"cookie", signed_auth_cookie_header(require_auth_app)],
[b"cache-control", b"private"],
],
}
instance = ApplicationCommunicator(require_auth_app, scope)
await instance.send_input({"type": "http.request"})
output = await instance.receive_output(1)
assert {
"type": "http.response.start",
"status": 200,
"headers": [
[b"content-type", b"text/html; charset=UTF-8"],
[b"cache-control", b"private"],
],
} == output
# Should have got back the auth information we passed in
output = await instance.receive_output(1)
body_data = json.loads(output["body"].decode("utf8"))
assert "world" == body_data["hello"]
auth = body_data["auth"]
assert "123" == auth["id"]
assert "GitHub User" == auth["name"]
assert "demouser" == auth["username"]
assert "*****@*****.**" == auth["email"]
assert isinstance(auth["ts"], int)
async def test_concurrent_async_uses_multiple_thread_pools(self):
sync_waiter.active_threads.clear()
# Send 2 requests concurrently
application = get_asgi_application()
scope = self.async_request_factory._base_scope(path="/wait/")
communicators = []
for _ in range(2):
communicators.append(ApplicationCommunicator(application, scope))
await communicators[-1].send_input({"type": "http.request"})
# Each request must complete with a status code of 200
# If requests aren't scheduled concurrently, the barrier in the
# sync_wait view will time out, resulting in a 500 status code.
for communicator in communicators:
response_start = await communicator.receive_output()
self.assertEqual(response_start["type"], "http.response.start")
self.assertEqual(response_start["status"], 200)
response_body = await communicator.receive_output()
self.assertEqual(response_body["type"], "http.response.body")
self.assertEqual(response_body["body"], b"Hello World!")
# Give response.close() time to finish.
await communicator.wait()
# The requests should have scheduled on different threads. Note
# active_threads is a set (a thread can only appear once), therefore
# length is a sufficient check.
self.assertEqual(len(sync_waiter.active_threads), 2)
sync_waiter.active_threads.clear()
async def test_wsgi_stops_iterating_after_content_length_bytes():
"""
Makes sure WsgiToAsgi does not iterate after than Content-Length bytes
"""
def wsgi_application(environ, start_response):
start_response("200 OK", [("Content-Length", "4")])
yield b"0123"
pytest.fail("WsgiToAsgi should not iterate after Content-Length bytes")
yield b"4567"
application = WsgiToAsgi(wsgi_application)
instance = ApplicationCommunicator(
application,
{
"type": "http",
"http_version": "1.0",
"method": "GET",
"path": "/",
"query_string": b"",
"headers": [],
},
)
await instance.send_input({"type": "http.request"})
assert (await instance.receive_output(1)) == {
"type": "http.response.start",
"status": 200,
"headers": [(b"content-length", b"4")],
}
assert (await instance.receive_output(1)) == {
"type": "http.response.body",
"body": b"0123",
"more_body": True,
}
assert (await instance.receive_output(1)) == {"type": "http.response.body"}
async def test_background_jobs(tracked_requests):
with app_with_scout() as app:
communicator = ApplicationCommunicator(
app, asgi_http_scope(path="/background-jobs/"))
await communicator.send_input({"type": "http.request"})
response_start = await communicator.receive_output()
response_body = await communicator.receive_output()
await communicator.wait()
assert response_start["type"] == "http.response.start"
assert response_start["status"] == 200
assert response_body["body"] == b"Triggering background jobs"
assert len(tracked_requests) == 3
sync_tracked_request = tracked_requests[1]
assert len(sync_tracked_request.complete_spans) == 1
sync_span = sync_tracked_request.complete_spans[0]
assert sync_span.operation == (
"Job/tests.integration.test_starlette_py36plus." +
"app_with_scout.<locals>.background_jobs.<locals>.sync_noop")
async_tracked_request = tracked_requests[2]
assert len(async_tracked_request.complete_spans) == 1
async_span = async_tracked_request.complete_spans[0]
assert async_span.operation == (
"Job/tests.integration.test_starlette_py36plus." +
"app_with_scout.<locals>.background_jobs.<locals>.async_noop")
async def test_headers(self):
application = get_asgi_application()
communicator = ApplicationCommunicator(
application,
self.async_request_factory._base_scope(
path="/meta/",
headers=[
[b"content-type", b"text/plain; charset=utf-8"],
[b"content-length", b"77"],
[b"referer", b"Scotland"],
[b"referer", b"Wales"],
],
),
)
await communicator.send_input({"type": "http.request"})
response_start = await communicator.receive_output()
self.assertEqual(response_start["type"], "http.response.start")
self.assertEqual(response_start["status"], 200)
self.assertEqual(
set(response_start["headers"]),
{
(b"Content-Length", b"19"),
(b"Content-Type", b"text/plain; charset=utf-8"),
},
)
response_body = await communicator.receive_output()
self.assertEqual(response_body["type"], "http.response.body")
self.assertEqual(response_body["body"], b"From Scotland,Wales")
async def test_static_file_response(self):
application = ASGIStaticFilesHandler(get_asgi_application())
# Construct HTTP request.
scope = self.async_request_factory._base_scope(path="/static/file.txt")
communicator = ApplicationCommunicator(application, scope)
await communicator.send_input({"type": "http.request"})
# Get the file content.
file_path = TEST_STATIC_ROOT / "file.txt"
with open(file_path, "rb") as test_file:
test_file_contents = test_file.read()
# Read the response.
stat = file_path.stat()
response_start = await communicator.receive_output()
self.assertEqual(response_start["type"], "http.response.start")
self.assertEqual(response_start["status"], 200)
self.assertEqual(
set(response_start["headers"]),
{
(b"Content-Length", str(
len(test_file_contents)).encode("ascii")),
(b"Content-Type", b"text/plain"),
(b"Content-Disposition", b'inline; filename="file.txt"'),
(b"Last-Modified", http_date(stat.st_mtime).encode("ascii")),
},
)
response_body = await communicator.receive_output()
self.assertEqual(response_body["type"], "http.response.body")
self.assertEqual(response_body["body"], test_file_contents)
# Allow response.close() to finish.
await communicator.wait()
async def test_handler_body_multiple():
"""
Tests request handling with a multi-part body
"""
scope = {
"type": "http",
"http_version": "1.1",
"method": "GET",
"path": "/test/"
}
handler = ApplicationCommunicator(MockHandler(), scope)
await handler.send_input({
"type": "http.request",
"body": b"chunk one",
"more_body": True
})
await handler.send_input({
"type": "http.request",
"body": b" \x01 ",
"more_body": True
})
await handler.send_input({"type": "http.request", "body": b"chunk two"})
await handler.receive_output(1) # response start
await handler.receive_output(1) # response body
scope, body_stream = MockHandler.request_class.call_args[0]
body_stream.seek(0)
assert body_stream.read() == b"chunk one \x01 chunk two"
async def test_request_lifecycle_signals_dispatched_with_thread_sensitive(
self):
class SignalHandler:
"""Track threads handler is dispatched on."""
threads = []
def __call__(self, **kwargs):
self.threads.append(threading.current_thread())
signal_handler = SignalHandler()
request_started.connect(signal_handler)
request_finished.connect(signal_handler)
# Perform a basic request.
application = get_asgi_application()
scope = self.async_request_factory._base_scope(path='/')
communicator = ApplicationCommunicator(application, scope)
await communicator.send_input({'type': 'http.request'})
response_start = await communicator.receive_output()
self.assertEqual(response_start['type'], 'http.response.start')
self.assertEqual(response_start['status'], 200)
response_body = await communicator.receive_output()
self.assertEqual(response_body['type'], 'http.response.body')
self.assertEqual(response_body['body'], b'Hello World!')
# Give response.close() time to finish.
await communicator.wait()
# At this point, AsyncToSync does not have a current executor. Thus
# SyncToAsync falls-back to .single_thread_executor.
target_thread = next(iter(SyncToAsync.single_thread_executor._threads))
request_started_thread, request_finished_thread = signal_handler.threads
self.assertEqual(request_started_thread, target_thread)
self.assertEqual(request_finished_thread, target_thread)
request_started.disconnect(signal_handler)
request_finished.disconnect(signal_handler)
async def test_auth_callback_calls_github_apis_and_sets_cookie(
redirect_path, require_auth_app):
cookie = SimpleCookie()
cookie["asgi_auth_redirect"] = redirect_path
cookie["asgi_auth_redirect"]["path"] = "/"
instance = ApplicationCommunicator(
require_auth_app,
{
"type":
"http",
"http_version":
"1.0",
"method":
"GET",
"path":
"/-/auth-callback",
"query_string":
b"code=github-code-here",
"headers":
[[b"cookie",
cookie.output(header="").lstrip().encode("utf8")]],
},
)
await instance.send_input({"type": "http.request"})
output = await instance.receive_output(1)
assert_redirects_and_sets_cookie(require_auth_app, output, redirect_path)
async def test_require_auth_false(require_auth_app):
scope = {"type": "http", "http_version": "1.0", "method": "GET", "path": "/"}
# Should redirect if require_auth=True:
instance = ApplicationCommunicator(require_auth_app, scope)
await instance.send_input({"type": "http.request"})
output = await instance.receive_output(1)
assert 302 == output["status"]
# Should 200 if require_auth=False
require_auth_app.require_auth = False
instance = ApplicationCommunicator(require_auth_app, scope)
await instance.send_input({"type": "http.request"})
output2 = await instance.receive_output(1)
assert 200 == output2["status"]
# And scope["auth"] should have been None
body = await instance.receive_output(1)
assert {"hello": "world", "auth": None} == json.loads(body["body"].decode("utf8"))
async def test_disconnect(self):
application = get_asgi_application()
scope = self.async_request_factory._base_scope(path="/")
communicator = ApplicationCommunicator(application, scope)
await communicator.send_input({"type": "http.disconnect"})
with self.assertRaises(asyncio.TimeoutError):
await communicator.receive_output()
async def test_request_lifecycle_signals_dispatched_with_thread_sensitive(
self):
class SignalHandler:
"""Track threads handler is dispatched on."""
threads = []
def __call__(self, **kwargs):
self.threads.append(threading.current_thread())
signal_handler = SignalHandler()
request_started.connect(signal_handler)
request_finished.connect(signal_handler)
# Perform a basic request.
application = get_asgi_application()
scope = self.async_request_factory._base_scope(path="/")
communicator = ApplicationCommunicator(application, scope)
await communicator.send_input({"type": "http.request"})
response_start = await communicator.receive_output()
self.assertEqual(response_start["type"], "http.response.start")
self.assertEqual(response_start["status"], 200)
response_body = await communicator.receive_output()
self.assertEqual(response_body["type"], "http.response.body")
self.assertEqual(response_body["body"], b"Hello World!")
# Give response.close() time to finish.
await communicator.wait()
# AsyncToSync should have executed the signals in the same thread.
request_started_thread, request_finished_thread = signal_handler.threads
self.assertEqual(request_started_thread, request_finished_thread)
request_started.disconnect(signal_handler)
request_finished.disconnect(signal_handler)
async def test_asgi_debug():
captured = []
app = asgi_debug(hello_world_app, log_to=captured.append)
instance = ApplicationCommunicator(app, {
"type": "http",
"http_version": "1.0",
"method": "GET",
"path": "/"
})
await instance.send_input({"type": "http.request"})
assert (await instance.receive_output(1)) == {
"type": "http.response.start",
"status": 200,
"headers": [[b"content-type", b"application/json"]],
}
assert (await instance.receive_output(1)) == {
"type": "http.response.body",
"body": b'{"hello": "world"}',
}
assert [
"{'http_version': '1.0', 'method': 'GET', 'path': '/', 'type': 'http'}",
"\n",
"{'headers': [[b'content-type', b'application/json']],\n 'status': 200,\n 'type': 'http.response.start'}",
"\n",
"{'body': b'{\"hello\": \"world\"}', 'type': 'http.response.body'}",
"\n",
] == captured
async def test_redirects_to_github_with_asgi_auth_redirect_cookie(
path, require_auth_app
):
instance = ApplicationCommunicator(
require_auth_app,
{"type": "http", "http_version": "1.0", "method": "GET", "path": path},
)
await instance.send_input({"type": "http.request"})
output = await instance.receive_output(1)
assert "http.response.start" == output["type"]
assert 302 == output["status"]
headers = tuple([tuple(pair) for pair in output["headers"]])
assert (
b"location",
b"https://github.com/login/oauth/authorize?scope=user:email&client_id=x_client_id",
) in headers
assert (b"cache-control", b"private") in headers
simple_cookie = SimpleCookie()
for key, value in headers:
if key == b"set-cookie":
simple_cookie.load(value.decode("utf8"))
assert path == simple_cookie["asgi_auth_redirect"].value
assert (await instance.receive_output(1)) == {
"type": "http.response.body",
"body": b"",
}
async def test_headers(self):
application = get_asgi_application()
communicator = ApplicationCommunicator(
application,
self._get_scope(
path='/meta/',
headers=[
[b'content-type', b'text/plain; charset=utf-8'],
[b'content-length', b'77'],
[b'referer', b'Scotland'],
[b'referer', b'Wales'],
],
),
)
await communicator.send_input({'type': 'http.request'})
response_start = await communicator.receive_output()
self.assertEqual(response_start['type'], 'http.response.start')
self.assertEqual(response_start['status'], 200)
self.assertEqual(
set(response_start['headers']),
{
(b'Content-Length', b'19'),
(b'Content-Type', b'text/plain; charset=utf-8'),
},
)
response_body = await communicator.receive_output()
self.assertEqual(response_body['type'], 'http.response.body')
self.assertEqual(response_body['body'], b'From Scotland,Wales')
async def test_file_response(self):
"""
Makes sure that FileResponse works over ASGI.
"""
application = get_asgi_application()
# Construct HTTP request.
communicator = ApplicationCommunicator(application,
self._get_scope(path='/file/'))
await communicator.send_input({'type': 'http.request'})
# Get the file content.
with open(test_filename, 'rb') as test_file:
test_file_contents = test_file.read()
# Read the response.
response_start = await communicator.receive_output()
self.assertEqual(response_start['type'], 'http.response.start')
self.assertEqual(response_start['status'], 200)
self.assertEqual(
set(response_start['headers']),
{
(b'Content-Length', str(
len(test_file_contents)).encode('ascii')),
(b'Content-Type', b'text/plain'
if sys.platform == 'win32' else b'text/x-python'),
(b'Content-Disposition', b'inline; filename="urls.py"'),
},
)
response_body = await communicator.receive_output()
self.assertEqual(response_body['type'], 'http.response.body')
self.assertEqual(response_body['body'], test_file_contents)
async def test_static_file_response(self):
application = ASGIStaticFilesHandler(get_asgi_application())
# Construct HTTP request.
scope = self.async_request_factory._base_scope(path='/static/file.txt')
communicator = ApplicationCommunicator(application, scope)
await communicator.send_input({'type': 'http.request'})
# Get the file content.
file_path = TEST_STATIC_ROOT / 'file.txt'
with open(file_path, 'rb') as test_file:
test_file_contents = test_file.read()
# Read the response.
stat = file_path.stat()
response_start = await communicator.receive_output()
self.assertEqual(response_start['type'], 'http.response.start')
self.assertEqual(response_start['status'], 200)
self.assertEqual(
set(response_start['headers']),
{
(b'Content-Length', str(
len(test_file_contents)).encode('ascii')),
(b'Content-Type', b'text/plain'),
(b'Content-Disposition', b'inline; filename="file.txt"'),
(b'Last-Modified', http_date(stat.st_mtime).encode('ascii')),
},
)
response_body = await communicator.receive_output()
self.assertEqual(response_body['type'], 'http.response.body')
self.assertEqual(response_body['body'], test_file_contents)
# Allow response.close() to finish.
await communicator.wait()
async def test_distributed_tracing(scope, tracer):
app = TraceMiddleware(basic_app, tracer=tracer)
headers = [
(http_propagation.HTTP_HEADER_PARENT_ID.encode(), "1234".encode()),
(http_propagation.HTTP_HEADER_TRACE_ID.encode(), "5678".encode()),
]
scope["headers"] = headers
instance = ApplicationCommunicator(app, scope)
await instance.send_input({"type": "http.request", "body": b""})
response_start = await instance.receive_output(1)
assert response_start == {
"type": "http.response.start",
"status": 200,
"headers": [[b"Content-Type", b"text/plain"]],
}
response_body = await instance.receive_output(1)
assert response_body == {
"type": "http.response.body",
"body": b"*",
}
spans = tracer.writer.pop_traces()
assert len(spans) == 1
assert len(spans[0]) == 1
request_span = spans[0][0]
assert request_span.name == "asgi.request"
assert request_span.span_type == "web"
assert request_span.parent_id == 1234
assert request_span.trace_id == 5678
assert request_span.error == 0
assert request_span.get_tag("http.status_code") == "200"
_check_span_tags(scope, request_span)
async def test_disconnect(self):
application = get_asgi_application()
communicator = ApplicationCommunicator(application,
self._get_scope(path='/'))
await communicator.send_input({'type': 'http.disconnect'})
with self.assertRaises(asyncio.TimeoutError):
await communicator.receive_output()
async def test_query_string(scope, tracer):
with override_http_config("asgi", dict(trace_query_string=True)):
app = TraceMiddleware(basic_app, tracer=tracer)
scope["query_string"] = "foo=bar"
instance = ApplicationCommunicator(app, scope)
await instance.send_input({"type": "http.request", "body": b""})
response_start = await instance.receive_output(1)
assert response_start == {
"type": "http.response.start",
"status": 200,
"headers": [[b"Content-Type", b"text/plain"]],
}
response_body = await instance.receive_output(1)
assert response_body == {
"type": "http.response.body",
"body": b"*",
}
spans = tracer.writer.pop_traces()
assert len(spans) == 1
assert len(spans[0]) == 1
request_span = spans[0][0]
assert request_span.name == "asgi.request"
assert request_span.span_type == "web"
assert request_span.error == 0
assert request_span.get_tag("http.status_code") == "200"
_check_span_tags(scope, request_span)
async def test_double_callable_asgi(scope, tracer):
app = TraceMiddleware(double_callable_app, tracer=tracer)
instance = ApplicationCommunicator(app, scope)
await instance.send_input({"type": "http.request", "body": b""})
response_start = await instance.receive_output(1)
assert response_start == {
"type": "http.response.start",
"status": 200,
"headers": [[b"Content-Type", b"text/plain"]],
}
response_body = await instance.receive_output(1)
assert response_body == {
"type": "http.response.body",
"body": b"*",
}
spans = tracer.writer.pop_traces()
assert len(spans) == 1
assert len(spans[0]) == 1
request_span = spans[0][0]
assert request_span.name == "asgi.request"
assert request_span.span_type == "web"
assert request_span.error == 0
assert request_span.get_tag("http.status_code") == "200"
_check_span_tags(scope, request_span)
async def test_wsgi_empty_body():
"""
Makes sure WsgiToAsgi handles an empty body response correctly
"""
def wsgi_application(environ, start_response):
start_response("200 OK", [])
return []
application = WsgiToAsgi(wsgi_application)
instance = ApplicationCommunicator(
application,
{
"type": "http",
"http_version": "1.0",
"method": "GET",
"path": "/",
"query_string": b"",
"headers": [],
},
)
await instance.send_input({"type": "http.request"})
# response.start should always be send
assert (await instance.receive_output(1)) == {
"type": "http.response.start",
"status": 200,
"headers": [],
}
assert (await instance.receive_output(1)) == {"type": "http.response.body"}
async def test_handler_body_multiple():
"""
Tests request handling with a multi-part body
"""
scope = {
"type": "http",
"http_version": "1.1",
"method": "GET",
"path": "/test/",
}
handler = ApplicationCommunicator(MockHandler, scope)
await handler.send_input({
"type": "http.request",
"body": b"chunk one",
"more_body": True,
})
await handler.send_input({
"type": "http.request",
"body": b" \x01 ",
"more_body": True,
})
await handler.send_input({
"type": "http.request",
"body": b"chunk two",
})
await handler.receive_output(1) # response start
await handler.receive_output(1) # response body
MockHandler.request_class.assert_called_with(scope,
b"chunk one \x01 chunk two")
async def test_double_to_single_communicator():
"""
Test that the new application works
"""
new_app = double_to_single_callable(double_application_function)
instance = ApplicationCommunicator(new_app, {"value": "woohoo"})
await instance.send_input({"value": 42})
assert await instance.receive_output() == {"scope": "woohoo", "message": 42}