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test_web_urldispatcher.py
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test_web_urldispatcher.py
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# type: ignore
import asyncio
import pathlib
from typing import Any
from unittest import mock
from unittest.mock import MagicMock
import pytest
import yarl
from aiohttp import web
from aiohttp.web_urldispatcher import SystemRoute
@pytest.mark.parametrize(
"show_index,status,prefix,data",
[
pytest.param(False, 403, "/", None, id="index_forbidden"),
pytest.param(
True,
200,
"/",
b"<html>\n<head>\n<title>Index of /.</title>\n"
b"</head>\n<body>\n<h1>Index of /.</h1>\n<ul>\n"
b'<li><a href="/my_dir">my_dir/</a></li>\n'
b'<li><a href="/my_file">my_file</a></li>\n'
b"</ul>\n</body>\n</html>",
id="index_root",
),
pytest.param(
True,
200,
"/static",
b"<html>\n<head>\n<title>Index of /.</title>\n"
b"</head>\n<body>\n<h1>Index of /.</h1>\n<ul>\n"
b'<li><a href="/static/my_dir">my_dir/</a></li>\n'
b'<li><a href="/static/my_file">my_file</a></li>\n'
b"</ul>\n</body>\n</html>",
id="index_static",
),
],
)
async def test_access_root_of_static_handler(
tmp_path: Any,
aiohttp_client: Any,
show_index: Any,
status: Any,
prefix: Any,
data: Any,
) -> None:
# Tests the operation of static file server.
# Try to access the root of static file server, and make
# sure that correct HTTP statuses are returned depending if we directory
# index should be shown or not.
my_file = tmp_path / "my_file"
my_dir = tmp_path / "my_dir"
my_dir.mkdir()
my_file_in_dir = my_dir / "my_file_in_dir"
with my_file.open("w") as fw:
fw.write("hello")
with my_file_in_dir.open("w") as fw:
fw.write("world")
app = web.Application()
# Register global static route:
app.router.add_static(prefix, str(tmp_path), show_index=show_index)
client = await aiohttp_client(app)
# Request the root of the static directory.
r = await client.get(prefix)
assert r.status == status
if data:
assert r.headers["Content-Type"] == "text/html; charset=utf-8"
read_ = await r.read()
assert read_ == data
async def test_follow_symlink(tmp_path: Any, aiohttp_client: Any) -> None:
# Tests the access to a symlink, in static folder
data = "hello world"
my_dir_path = tmp_path / "my_dir"
my_dir_path.mkdir()
my_file_path = my_dir_path / "my_file_in_dir"
with my_file_path.open("w") as fw:
fw.write(data)
my_symlink_path = tmp_path / "my_symlink"
pathlib.Path(str(my_symlink_path)).symlink_to(str(my_dir_path), True)
app = web.Application()
# Register global static route:
app.router.add_static("/", str(tmp_path), follow_symlinks=True)
client = await aiohttp_client(app)
# Request the root of the static directory.
r = await client.get("/my_symlink/my_file_in_dir")
assert r.status == 200
assert (await r.text()) == data
@pytest.mark.parametrize(
"dir_name,filename,data",
[
("", "test file.txt", "test text"),
("test dir name", "test dir file .txt", "test text file folder"),
],
)
async def test_access_to_the_file_with_spaces(
tmp_path: Any, aiohttp_client: Any, dir_name: Any, filename: Any, data: Any
) -> None:
# Checks operation of static files with spaces
my_dir_path = tmp_path / dir_name
if my_dir_path != tmp_path:
my_dir_path.mkdir()
my_file_path = my_dir_path / filename
with my_file_path.open("w") as fw:
fw.write(data)
app = web.Application()
url = "/" + str(pathlib.Path(dir_name, filename))
app.router.add_static("/", str(tmp_path))
client = await aiohttp_client(app)
r = await client.get(url)
assert r.status == 200
assert (await r.text()) == data
await r.release()
async def test_access_non_existing_resource(tmp_path: Any, aiohttp_client: Any) -> None:
# Tests accessing non-existing resource
# Try to access a non-exiting resource and make sure that 404 HTTP status
# returned.
app = web.Application()
# Register global static route:
app.router.add_static("/", str(tmp_path), show_index=True)
client = await aiohttp_client(app)
# Request the root of the static directory.
r = await client.get("/non_existing_resource")
assert r.status == 404
@pytest.mark.parametrize(
"registered_path,request_url",
[
("/a:b", "/a:b"),
("/a@b", "/a@b"),
("/a:b", "/a%3Ab"),
],
)
async def test_url_escaping(
aiohttp_client: Any, registered_path: Any, request_url: Any
) -> None:
# Tests accessing a resource with
app = web.Application()
async def handler(request):
return web.Response()
app.router.add_get(registered_path, handler)
client = await aiohttp_client(app)
r = await client.get(request_url)
assert r.status == 200
async def test_handler_metadata_persistence() -> None:
# Tests accessing metadata of a handler after registering it on the app
# router.
app = web.Application()
async def async_handler(request):
"""Doc"""
return web.Response()
app.router.add_get("/async", async_handler)
for resource in app.router.resources():
for route in resource:
assert route.handler.__doc__ == "Doc"
async def test_unauthorized_folder_access(tmp_path: Any, aiohttp_client: Any) -> None:
# Tests the unauthorized access to a folder of static file server.
# Try to list a folder content of static file server when server does not
# have permissions to do so for the folder.
my_dir = tmp_path / "my_dir"
my_dir.mkdir()
app = web.Application()
with mock.patch("pathlib.Path.__new__") as path_constructor:
path = MagicMock()
path.joinpath.return_value = path
path.resolve.return_value = path
path.iterdir.return_value.__iter__.side_effect = PermissionError()
path_constructor.return_value = path
# Register global static route:
app.router.add_static("/", str(tmp_path), show_index=True)
client = await aiohttp_client(app)
# Request the root of the static directory.
r = await client.get("/" + my_dir.name)
assert r.status == 403
async def test_access_symlink_loop(tmp_path: Any, aiohttp_client: Any) -> None:
# Tests the access to a looped symlink, which could not be resolved.
my_dir_path = tmp_path / "my_symlink"
pathlib.Path(str(my_dir_path)).symlink_to(str(my_dir_path), True)
app = web.Application()
# Register global static route:
app.router.add_static("/", str(tmp_path), show_index=True)
client = await aiohttp_client(app)
# Request the root of the static directory.
r = await client.get("/" + my_dir_path.name)
assert r.status == 404
async def test_access_special_resource(tmp_path: Any, aiohttp_client: Any) -> None:
# Tests the access to a resource that is neither a file nor a directory.
# Checks that if a special resource is accessed (f.e. named pipe or UNIX
# domain socket) then 404 HTTP status returned.
app = web.Application()
with mock.patch("pathlib.Path.__new__") as path_constructor:
special = MagicMock()
special.is_dir.return_value = False
special.is_file.return_value = False
path = MagicMock()
path.joinpath.side_effect = lambda p: (special if p == "special" else path)
path.resolve.return_value = path
special.resolve.return_value = special
path_constructor.return_value = path
# Register global static route:
app.router.add_static("/", str(tmp_path), show_index=True)
client = await aiohttp_client(app)
# Request the root of the static directory.
r = await client.get("/special")
assert r.status == 403
async def test_static_head(tmp_path: Any, aiohttp_client: Any) -> None:
# Test HEAD on static route
my_file_path = tmp_path / "test.txt"
with my_file_path.open("wb") as fw:
fw.write(b"should_not_see_this\n")
app = web.Application()
app.router.add_static("/", str(tmp_path))
client = await aiohttp_client(app)
r = await client.head("/test.txt")
assert r.status == 200
# Check that there is no content sent (see #4809). This can't easily be
# done with aiohttp_client because the buffering can consume the content.
reader, writer = await asyncio.open_connection(client.host, client.port)
writer.write(b"HEAD /test.txt HTTP/1.1\r\n")
writer.write(b"Host: localhost\r\n")
writer.write(b"Connection: close\r\n")
writer.write(b"\r\n")
while await reader.readline() != b"\r\n":
pass
content = await reader.read()
writer.close()
assert content == b""
def test_system_route() -> None:
route = SystemRoute(web.HTTPCreated(reason="test"))
with pytest.raises(RuntimeError):
route.url_for()
assert route.name is None
assert route.resource is None
assert "<SystemRoute 201: test>" == repr(route)
assert 201 == route.status
assert "test" == route.reason
async def test_allow_head(aiohttp_client: Any) -> None:
# Test allow_head on routes.
app = web.Application()
async def handler(_):
return web.Response()
app.router.add_get("/a", handler, name="a")
app.router.add_get("/b", handler, allow_head=False, name="b")
client = await aiohttp_client(app)
r = await client.get("/a")
assert r.status == 200
await r.release()
r = await client.head("/a")
assert r.status == 200
await r.release()
r = await client.get("/b")
assert r.status == 200
await r.release()
r = await client.head("/b")
assert r.status == 405
await r.release()
@pytest.mark.parametrize(
"path",
[
"/a",
"/{a}",
],
)
def test_reuse_last_added_resource(path: Any) -> None:
# Test that adding a route with the same name and path of the last added
# resource doesn't create a new resource.
app = web.Application()
async def handler(request):
return web.Response()
app.router.add_get(path, handler, name="a")
app.router.add_post(path, handler, name="a")
assert len(app.router.resources()) == 1
def test_resource_raw_match() -> None:
app = web.Application()
async def handler(request):
return web.Response()
route = app.router.add_get("/a", handler, name="a")
assert route.resource.raw_match("/a")
route = app.router.add_get("/{b}", handler, name="b")
assert route.resource.raw_match("/{b}")
resource = app.router.add_static("/static", ".")
assert not resource.raw_match("/static")
async def test_add_view(aiohttp_client: Any) -> None:
app = web.Application()
class MyView(web.View):
async def get(self):
return web.Response()
async def post(self):
return web.Response()
app.router.add_view("/a", MyView)
client = await aiohttp_client(app)
r = await client.get("/a")
assert r.status == 200
await r.release()
r = await client.post("/a")
assert r.status == 200
await r.release()
r = await client.put("/a")
assert r.status == 405
await r.release()
async def test_decorate_view(aiohttp_client: Any) -> None:
routes = web.RouteTableDef()
@routes.view("/a")
class MyView(web.View):
async def get(self):
return web.Response()
async def post(self):
return web.Response()
app = web.Application()
app.router.add_routes(routes)
client = await aiohttp_client(app)
r = await client.get("/a")
assert r.status == 200
await r.release()
r = await client.post("/a")
assert r.status == 200
await r.release()
r = await client.put("/a")
assert r.status == 405
await r.release()
async def test_web_view(aiohttp_client: Any) -> None:
app = web.Application()
class MyView(web.View):
async def get(self):
return web.Response()
async def post(self):
return web.Response()
app.router.add_routes([web.view("/a", MyView)])
client = await aiohttp_client(app)
r = await client.get("/a")
assert r.status == 200
await r.release()
r = await client.post("/a")
assert r.status == 200
await r.release()
r = await client.put("/a")
assert r.status == 405
await r.release()
async def test_static_absolute_url(aiohttp_client: Any, tmp_path: Any) -> None:
# requested url is an absolute name like
# /static/\\machine_name\c$ or /static/D:\path
# where the static dir is totally different
app = web.Application()
file_path = tmp_path / "file.txt"
file_path.write_text("sample text", "ascii")
here = pathlib.Path(__file__).parent
app.router.add_static("/static", here)
client = await aiohttp_client(app)
resp = await client.get("/static/" + str(file_path.resolve()))
assert resp.status == 403
async def test_for_issue_5250(aiohttp_client: Any, tmp_path: Any) -> None:
app = web.Application()
app.router.add_static("/foo", tmp_path)
async def get_foobar(request):
return web.Response(body="success!")
app.router.add_get("/foobar", get_foobar)
client = await aiohttp_client(app)
async with await client.get("/foobar") as resp:
assert resp.status == 200
assert (await resp.text()) == "success!"
@pytest.mark.xfail(
raises=AssertionError,
reason="Regression in v3.7: https://github.com/aio-libs/aiohttp/issues/5621",
)
@pytest.mark.parametrize(
("route_definition", "urlencoded_path", "expected_http_resp_status"),
(
("/467,802,24834/hello", "/467%2C802%2C24834/hello", 200),
("/{user_ids:([0-9]+)(,([0-9]+))*}/hello", "/467%2C802%2C24834/hello", 200),
("/1%2C3/hello", "/1%2C3/hello", 404),
),
ids=("urldecoded_route", "urldecoded_route_with_regex", "urlencoded_route"),
)
async def test_decoded_url_match(
aiohttp_client,
route_definition,
urlencoded_path,
expected_http_resp_status,
) -> None:
app = web.Application()
async def handler(_):
return web.Response()
app.router.add_get(route_definition, handler)
client = await aiohttp_client(app)
r = await client.get(yarl.URL(urlencoded_path, encoded=True))
assert r.status == expected_http_resp_status
await r.release()