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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,151 @@ | ||
| from datasette.utils import MultiParams | ||
| from asgiref.testing import ApplicationCommunicator | ||
| from asgiref.sync import async_to_sync | ||
| from urllib.parse import unquote, quote, urlencode | ||
| from http.cookies import SimpleCookie | ||
| import json | ||
|
|
||
|
|
||
| class TestResponse: | ||
| def __init__(self, status, headers, body): | ||
| self.status = status | ||
| self.headers = headers | ||
| self.body = body | ||
|
|
||
| @property | ||
| def cookies(self): | ||
| cookie = SimpleCookie() | ||
| for header in self.headers.getlist("set-cookie"): | ||
| cookie.load(header) | ||
| return {key: value.value for key, value in cookie.items()} | ||
|
|
||
| @property | ||
| def json(self): | ||
| return json.loads(self.text) | ||
|
|
||
| @property | ||
| def text(self): | ||
| return self.body.decode("utf8") | ||
|
|
||
|
|
||
| class TestClient: | ||
| max_redirects = 5 | ||
|
|
||
| def __init__(self, asgi_app): | ||
| self.asgi_app = asgi_app | ||
|
|
||
| def actor_cookie(self, actor): | ||
| return self.ds.sign({"a": actor}, "actor") | ||
|
|
||
| @async_to_sync | ||
| async def get( | ||
| self, path, allow_redirects=True, redirect_count=0, method="GET", cookies=None | ||
| ): | ||
| return await self._request( | ||
| path, allow_redirects, redirect_count, method, cookies | ||
| ) | ||
|
|
||
| @async_to_sync | ||
| async def post( | ||
| self, | ||
| path, | ||
| post_data=None, | ||
| allow_redirects=True, | ||
| redirect_count=0, | ||
| content_type="application/x-www-form-urlencoded", | ||
| cookies=None, | ||
| csrftoken_from=None, | ||
| ): | ||
| cookies = cookies or {} | ||
| post_data = post_data or {} | ||
| # Maybe fetch a csrftoken first | ||
| if csrftoken_from is not None: | ||
| if csrftoken_from is True: | ||
| csrftoken_from = path | ||
| token_response = await self._request(csrftoken_from, cookies=cookies) | ||
| csrftoken = token_response.cookies["ds_csrftoken"] | ||
| cookies["ds_csrftoken"] = csrftoken | ||
| post_data["csrftoken"] = csrftoken | ||
| return await self._request( | ||
| path, | ||
| allow_redirects, | ||
| redirect_count, | ||
| "POST", | ||
| cookies, | ||
| post_data, | ||
| content_type, | ||
| ) | ||
|
|
||
| async def _request( | ||
| self, | ||
| path, | ||
| allow_redirects=True, | ||
| redirect_count=0, | ||
| method="GET", | ||
| cookies=None, | ||
| post_data=None, | ||
| content_type=None, | ||
| ): | ||
| query_string = b"" | ||
| if "?" in path: | ||
| path, _, query_string = path.partition("?") | ||
| query_string = query_string.encode("utf8") | ||
| if "%" in path: | ||
| raw_path = path.encode("latin-1") | ||
| else: | ||
| raw_path = quote(path, safe="/:,").encode("latin-1") | ||
| headers = [[b"host", b"localhost"]] | ||
| if content_type: | ||
| headers.append((b"content-type", content_type.encode("utf-8"))) | ||
| if cookies: | ||
| sc = SimpleCookie() | ||
| for key, value in cookies.items(): | ||
| sc[key] = value | ||
| headers.append([b"cookie", sc.output(header="").encode("utf-8")]) | ||
| scope = { | ||
| "type": "http", | ||
| "http_version": "1.0", | ||
| "method": method, | ||
| "path": unquote(path), | ||
| "raw_path": raw_path, | ||
| "query_string": query_string, | ||
| "headers": headers, | ||
| } | ||
| instance = ApplicationCommunicator(self.asgi_app, scope) | ||
|
|
||
| if post_data: | ||
| body = urlencode(post_data, doseq=True).encode("utf-8") | ||
| await instance.send_input({"type": "http.request", "body": body}) | ||
| else: | ||
| await instance.send_input({"type": "http.request"}) | ||
|
|
||
| # First message back should be response.start with headers and status | ||
| messages = [] | ||
| start = await instance.receive_output(2) | ||
| messages.append(start) | ||
| assert start["type"] == "http.response.start" | ||
| response_headers = MultiParams( | ||
| [(k.decode("utf8"), v.decode("utf8")) for k, v in start["headers"]] | ||
| ) | ||
| status = start["status"] | ||
| # Now loop until we run out of response.body | ||
| body = b"" | ||
| while True: | ||
| message = await instance.receive_output(2) | ||
| messages.append(message) | ||
| assert message["type"] == "http.response.body" | ||
| body += message["body"] | ||
| if not message.get("more_body"): | ||
| break | ||
| response = TestResponse(status, response_headers, body) | ||
| if allow_redirects and response.status in (301, 302): | ||
| assert ( | ||
| redirect_count < self.max_redirects | ||
| ), "Redirected {} times, max_redirects={}".format( | ||
| redirect_count, self.max_redirects | ||
| ) | ||
| location = response.headers["Location"] | ||
| return await self._request( | ||
| location, allow_redirects=True, redirect_count=redirect_count + 1 | ||
| ) | ||
| return response |
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