forked from pallets/werkzeug
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test_routing.py
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/
test_routing.py
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import gc
import typing as t
import uuid
import pytest
from werkzeug import routing as r
from werkzeug.datastructures import ImmutableDict
from werkzeug.datastructures import MultiDict
from werkzeug.exceptions import MethodNotAllowed
from werkzeug.exceptions import NotFound
from werkzeug.test import create_environ
from werkzeug.wrappers import Response
def test_basic_routing():
map = r.Map(
[
r.Rule("/", endpoint="index"),
r.Rule("/foo", endpoint="foo"),
r.Rule("/bar/", endpoint="bar"),
r.Rule("/ws", endpoint="ws", websocket=True),
r.Rule("/", endpoint="indexws", websocket=True),
]
)
adapter = map.bind("example.org", "/")
assert adapter.match("/") == ("index", {})
assert adapter.match("/foo") == ("foo", {})
assert adapter.match("/bar/") == ("bar", {})
pytest.raises(r.RequestRedirect, lambda: adapter.match("/bar"))
pytest.raises(NotFound, lambda: adapter.match("/blub"))
adapter = map.bind("example.org", "/", url_scheme="ws")
assert adapter.match("/") == ("indexws", {})
adapter = map.bind("example.org", "/test")
with pytest.raises(r.RequestRedirect) as excinfo:
adapter.match("/bar")
assert excinfo.value.new_url == "http://example.org/test/bar/"
adapter = map.bind("example.org", "/")
with pytest.raises(r.RequestRedirect) as excinfo:
adapter.match("/bar")
assert excinfo.value.new_url == "http://example.org/bar/"
adapter = map.bind("example.org", "/")
with pytest.raises(r.RequestRedirect) as excinfo:
adapter.match("/bar", query_args={"aha": "muhaha"})
assert excinfo.value.new_url == "http://example.org/bar/?aha=muhaha"
adapter = map.bind("example.org", "/")
with pytest.raises(r.RequestRedirect) as excinfo:
adapter.match("/bar", query_args="aha=muhaha")
assert excinfo.value.new_url == "http://example.org/bar/?aha=muhaha"
adapter = map.bind_to_environ(create_environ("/bar?foo=bar", "http://example.org/"))
with pytest.raises(r.RequestRedirect) as excinfo:
adapter.match()
assert excinfo.value.new_url == "http://example.org/bar/?foo=bar"
adapter = map.bind("example.org", "/ws", url_scheme="wss")
assert adapter.match("/ws", websocket=True) == ("ws", {})
with pytest.raises(r.WebsocketMismatch):
adapter.match("/ws", websocket=False)
with pytest.raises(r.WebsocketMismatch):
adapter.match("/foo", websocket=True)
adapter = map.bind_to_environ(
create_environ(
"/ws?foo=bar",
"http://example.org/",
headers=[("Connection", "Upgrade"), ("upgrade", "WebSocket")],
)
)
assert adapter.match("/ws") == ("ws", {})
with pytest.raises(r.WebsocketMismatch):
adapter.match("/ws", websocket=False)
adapter = map.bind_to_environ(
create_environ(
"/ws?foo=bar",
"http://example.org/",
headers=[("Connection", "keep-alive, Upgrade"), ("upgrade", "websocket")],
)
)
assert adapter.match("/ws") == ("ws", {})
with pytest.raises(r.WebsocketMismatch):
adapter.match("/ws", websocket=False)
def test_merge_slashes_match():
url_map = r.Map(
[
r.Rule("/no/tail", endpoint="no_tail"),
r.Rule("/yes/tail/", endpoint="yes_tail"),
r.Rule("/with/<path:path>", endpoint="with_path"),
r.Rule("/no//merge", endpoint="no_merge", merge_slashes=False),
]
)
adapter = url_map.bind("localhost", "/")
with pytest.raises(r.RequestRedirect) as excinfo:
adapter.match("/no//tail")
assert excinfo.value.new_url.endswith("/no/tail")
with pytest.raises(r.RequestRedirect) as excinfo:
adapter.match("/yes//tail")
assert excinfo.value.new_url.endswith("/yes/tail/")
with pytest.raises(r.RequestRedirect) as excinfo:
adapter.match("/yes/tail//")
assert excinfo.value.new_url.endswith("/yes/tail/")
assert adapter.match("/no/tail")[0] == "no_tail"
assert adapter.match("/yes/tail/")[0] == "yes_tail"
_, rv = adapter.match("/with/http://example.com/")
assert rv["path"] == "http://example.com/"
_, rv = adapter.match("/with/x//y")
assert rv["path"] == "x//y"
assert adapter.match("/no//merge")[0] == "no_merge"
@pytest.mark.parametrize(
("path", "expected"),
[("/merge/%//path", "/merge/%25/path"), ("/merge//st/path", "/merge/st/path")],
)
def test_merge_slash_encoding(path, expected):
"""This test is to make sure URLs are not double-encoded
when a redirect is thrown with `merge_slash = True`"""
url_map = r.Map(
[
r.Rule("/merge/<some>/path"),
]
)
adapter = url_map.bind("localhost", "/")
with pytest.raises(r.RequestRedirect) as excinfo:
adapter.match(path)
assert excinfo.value.new_url.endswith(expected)
def test_merge_slashes_build():
url_map = r.Map(
[
r.Rule("/yes//merge", endpoint="yes_merge"),
r.Rule("/no//merge", endpoint="no_merge", merge_slashes=False),
]
)
adapter = url_map.bind("localhost", "/")
assert adapter.build("yes_merge") == "/yes/merge"
assert adapter.build("no_merge") == "/no//merge"
def test_strict_slashes_redirect():
map = r.Map(
[
r.Rule("/bar/", endpoint="get", methods=["GET"]),
r.Rule("/bar", endpoint="post", methods=["POST"]),
r.Rule("/foo/", endpoint="foo", methods=["POST"]),
]
)
adapter = map.bind("example.org", "/")
# Check if the actual routes works
assert adapter.match("/bar/", method="GET") == ("get", {})
assert adapter.match("/bar", method="POST") == ("post", {})
# Check if exceptions are correct
pytest.raises(r.RequestRedirect, adapter.match, "/bar", method="GET")
pytest.raises(MethodNotAllowed, adapter.match, "/bar/", method="POST")
with pytest.raises(r.RequestRedirect) as error_info:
adapter.match("/foo", method="POST")
assert error_info.value.code == 308
# Check differently defined order
map = r.Map(
[
r.Rule("/bar", endpoint="post", methods=["POST"]),
r.Rule("/bar/", endpoint="get", methods=["GET"]),
]
)
adapter = map.bind("example.org", "/")
# Check if the actual routes works
assert adapter.match("/bar/", method="GET") == ("get", {})
assert adapter.match("/bar", method="POST") == ("post", {})
# Check if exceptions are correct
pytest.raises(r.RequestRedirect, adapter.match, "/bar", method="GET")
pytest.raises(MethodNotAllowed, adapter.match, "/bar/", method="POST")
# Check what happens when only slash route is defined
map = r.Map([r.Rule("/bar/", endpoint="get", methods=["GET"])])
adapter = map.bind("example.org", "/")
# Check if the actual routes works
assert adapter.match("/bar/", method="GET") == ("get", {})
# Check if exceptions are correct
pytest.raises(r.RequestRedirect, adapter.match, "/bar", method="GET")
pytest.raises(MethodNotAllowed, adapter.match, "/bar/", method="POST")
def test_strict_slashes_leaves_dont_consume():
# See issue #1074
map = r.Map(
[
r.Rule("/path1", endpoint="leaf"),
r.Rule("/path1/", endpoint="branch"),
r.Rule("/path2", endpoint="leaf", strict_slashes=False),
r.Rule("/path2/", endpoint="branch"),
r.Rule("/path3", endpoint="leaf"),
r.Rule("/path3/", endpoint="branch", strict_slashes=False),
r.Rule("/path4", endpoint="leaf", strict_slashes=False),
r.Rule("/path4/", endpoint="branch", strict_slashes=False),
],
strict_slashes=False,
)
adapter = map.bind("example.org", "/")
assert adapter.match("/path1", method="GET") == ("leaf", {})
assert adapter.match("/path1/", method="GET") == ("branch", {})
assert adapter.match("/path2", method="GET") == ("leaf", {})
assert adapter.match("/path2/", method="GET") == ("branch", {})
assert adapter.match("/path3", method="GET") == ("leaf", {})
assert adapter.match("/path3/", method="GET") == ("branch", {})
assert adapter.match("/path4", method="GET") == ("leaf", {})
assert adapter.match("/path4/", method="GET") == ("branch", {})
def test_environ_defaults():
environ = create_environ("/foo")
assert environ["PATH_INFO"] == "/foo"
m = r.Map([r.Rule("/foo", endpoint="foo"), r.Rule("/bar", endpoint="bar")])
a = m.bind_to_environ(environ)
assert a.match("/foo") == ("foo", {})
assert a.match() == ("foo", {})
assert a.match("/bar") == ("bar", {})
pytest.raises(NotFound, a.match, "/bars")
def test_environ_nonascii_pathinfo():
environ = create_environ("/лошадь")
m = r.Map([r.Rule("/", endpoint="index"), r.Rule("/лошадь", endpoint="horse")])
a = m.bind_to_environ(environ)
assert a.match("/") == ("index", {})
assert a.match("/лошадь") == ("horse", {})
pytest.raises(NotFound, a.match, "/барсук")
def test_basic_building():
map = r.Map(
[
r.Rule("/", endpoint="index"),
r.Rule("/foo", endpoint="foo"),
r.Rule("/bar/<baz>", endpoint="bar"),
r.Rule("/bar/<int:bazi>", endpoint="bari"),
r.Rule("/bar/<float:bazf>", endpoint="barf"),
r.Rule("/bar/<path:bazp>", endpoint="barp"),
r.Rule("/hehe", endpoint="blah", subdomain="blah"),
r.Rule("/ws", endpoint="ws", websocket=True),
]
)
adapter = map.bind("example.org", "/", subdomain="blah")
assert adapter.build("index", {}) == "http://example.org/"
assert adapter.build("foo", {}) == "http://example.org/foo"
assert adapter.build("bar", {"baz": "blub"}) == "http://example.org/bar/blub"
assert adapter.build("bari", {"bazi": 50}) == "http://example.org/bar/50"
assert adapter.build("barf", {"bazf": 0.815}) == "http://example.org/bar/0.815"
assert adapter.build("barp", {"bazp": "la/di"}) == "http://example.org/bar/la/di"
assert adapter.build("blah", {}) == "/hehe"
pytest.raises(r.BuildError, lambda: adapter.build("urks"))
adapter = map.bind("example.org", "/test", subdomain="blah")
assert adapter.build("index", {}) == "http://example.org/test/"
assert adapter.build("foo", {}) == "http://example.org/test/foo"
assert adapter.build("bar", {"baz": "blub"}) == "http://example.org/test/bar/blub"
assert adapter.build("bari", {"bazi": 50}) == "http://example.org/test/bar/50"
assert adapter.build("barf", {"bazf": 0.815}) == "http://example.org/test/bar/0.815"
assert (
adapter.build("barp", {"bazp": "la/di"}) == "http://example.org/test/bar/la/di"
)
assert adapter.build("blah", {}) == "/test/hehe"
adapter = map.bind("example.org")
assert adapter.build("foo", {}) == "/foo"
assert adapter.build("foo", {}, force_external=True) == "http://example.org/foo"
adapter = map.bind("example.org", url_scheme="")
assert adapter.build("foo", {}) == "/foo"
assert adapter.build("foo", {}, force_external=True) == "//example.org/foo"
assert (
adapter.build("foo", {}, url_scheme="https", force_external=True)
== "https://example.org/foo"
)
adapter = map.bind("example.org", url_scheme="ws")
assert adapter.build("ws", {}) == "ws://example.org/ws"
assert adapter.build("foo", {}, force_external=True) == "http://example.org/foo"
assert adapter.build("foo", {}) == "/foo"
assert adapter.build("ws", {}, url_scheme="https") == "wss://example.org/ws"
def test_long_build():
long_args = {f"v{x}": x for x in range(10000)}
map = r.Map(
[
r.Rule(
"".join(f"/<{k}>" for k in long_args.keys()),
endpoint="bleep",
build_only=True,
)
]
)
adapter = map.bind("localhost", "/")
url = f"{adapter.build('bleep', long_args)}/"
for v in long_args.values():
assert f"/{v}" in url
def test_defaults():
map = r.Map(
[
r.Rule("/foo/", defaults={"page": 1}, endpoint="foo"),
r.Rule("/foo/<int:page>", endpoint="foo"),
]
)
adapter = map.bind("example.org", "/")
assert adapter.match("/foo/") == ("foo", {"page": 1})
pytest.raises(r.RequestRedirect, lambda: adapter.match("/foo/1"))
assert adapter.match("/foo/2") == ("foo", {"page": 2})
assert adapter.build("foo", {}) == "/foo/"
assert adapter.build("foo", {"page": 1}) == "/foo/"
assert adapter.build("foo", {"page": 2}) == "/foo/2"
def test_negative():
map = r.Map(
[
r.Rule("/foos/<int(signed=True):page>", endpoint="foos"),
r.Rule("/bars/<float(signed=True):page>", endpoint="bars"),
r.Rule("/foo/<int:page>", endpoint="foo"),
r.Rule("/bar/<float:page>", endpoint="bar"),
]
)
adapter = map.bind("example.org", "/")
assert adapter.match("/foos/-2") == ("foos", {"page": -2})
assert adapter.match("/foos/-50") == ("foos", {"page": -50})
assert adapter.match("/bars/-2.0") == ("bars", {"page": -2.0})
assert adapter.match("/bars/-0.185") == ("bars", {"page": -0.185})
# Make sure signed values are rejected in unsigned mode
pytest.raises(NotFound, lambda: adapter.match("/foo/-2"))
pytest.raises(NotFound, lambda: adapter.match("/foo/-50"))
pytest.raises(NotFound, lambda: adapter.match("/bar/-0.185"))
pytest.raises(NotFound, lambda: adapter.match("/bar/-2.0"))
def test_greedy():
map = r.Map(
[
r.Rule("/foo", endpoint="foo"),
r.Rule("/<path:bar>", endpoint="bar"),
r.Rule("/<path:bar>/<path:blub>", endpoint="bar"),
]
)
adapter = map.bind("example.org", "/")
assert adapter.match("/foo") == ("foo", {})
assert adapter.match("/blub") == ("bar", {"bar": "blub"})
assert adapter.match("/he/he") == ("bar", {"bar": "he", "blub": "he"})
assert adapter.build("foo", {}) == "/foo"
assert adapter.build("bar", {"bar": "blub"}) == "/blub"
assert adapter.build("bar", {"bar": "blub", "blub": "bar"}) == "/blub/bar"
def test_path():
map = r.Map(
[
r.Rule("/", defaults={"name": "FrontPage"}, endpoint="page"),
r.Rule("/Special", endpoint="special"),
r.Rule("/<int:year>", endpoint="year"),
r.Rule("/<path:name>:foo", endpoint="foopage"),
r.Rule("/<path:name>:<path:name2>", endpoint="twopage"),
r.Rule("/<path:name>", endpoint="page"),
r.Rule("/<path:name>/edit", endpoint="editpage"),
r.Rule("/<path:name>/silly/<path:name2>", endpoint="sillypage"),
r.Rule("/<path:name>/silly/<path:name2>/edit", endpoint="editsillypage"),
r.Rule("/Talk:<path:name>", endpoint="talk"),
r.Rule("/User:<username>", endpoint="user"),
r.Rule("/User:<username>/<path:name>", endpoint="userpage"),
r.Rule(
"/User:<username>/comment/<int:id>-<int:replyId>",
endpoint="usercomment",
),
r.Rule("/Files/<path:file>", endpoint="files"),
r.Rule("/<admin>/<manage>/<things>", endpoint="admin"),
]
)
adapter = map.bind("example.org", "/")
assert adapter.match("/") == ("page", {"name": "FrontPage"})
pytest.raises(r.RequestRedirect, lambda: adapter.match("/FrontPage"))
assert adapter.match("/Special") == ("special", {})
assert adapter.match("/2007") == ("year", {"year": 2007})
assert adapter.match("/Some:foo") == ("foopage", {"name": "Some"})
assert adapter.match("/Some:bar") == ("twopage", {"name": "Some", "name2": "bar"})
assert adapter.match("/Some/Page") == ("page", {"name": "Some/Page"})
assert adapter.match("/Some/Page/edit") == ("editpage", {"name": "Some/Page"})
assert adapter.match("/Foo/silly/bar") == (
"sillypage",
{"name": "Foo", "name2": "bar"},
)
assert adapter.match("/Foo/silly/bar/edit") == (
"editsillypage",
{"name": "Foo", "name2": "bar"},
)
assert adapter.match("/Talk:Foo/Bar") == ("talk", {"name": "Foo/Bar"})
assert adapter.match("/User:thomas") == ("user", {"username": "thomas"})
assert adapter.match("/User:thomas/projects/werkzeug") == (
"userpage",
{"username": "thomas", "name": "projects/werkzeug"},
)
assert adapter.match("/User:thomas/comment/123-456") == (
"usercomment",
{"username": "thomas", "id": 123, "replyId": 456},
)
assert adapter.match("/Files/downloads/werkzeug/0.2.zip") == (
"files",
{"file": "downloads/werkzeug/0.2.zip"},
)
assert adapter.match("/Jerry/eats/cheese") == (
"admin",
{"admin": "Jerry", "manage": "eats", "things": "cheese"},
)
def test_dispatch():
env = create_environ("/")
map = r.Map([r.Rule("/", endpoint="root"), r.Rule("/foo/", endpoint="foo")])
adapter = map.bind_to_environ(env)
raise_this = None
def view_func(endpoint, values):
if raise_this is not None:
raise raise_this
return Response(repr((endpoint, values)))
def dispatch(path, quiet=False):
return Response.force_type(
adapter.dispatch(view_func, path, catch_http_exceptions=quiet), env
)
assert dispatch("/").data == b"('root', {})"
assert dispatch("/foo").status_code == 308
raise_this = NotFound()
pytest.raises(NotFound, lambda: dispatch("/bar"))
assert dispatch("/bar", True).status_code == 404
def test_http_host_before_server_name():
env = {
"HTTP_HOST": "wiki.example.com",
"SERVER_NAME": "web0.example.com",
"SERVER_PORT": "80",
"SCRIPT_NAME": "",
"PATH_INFO": "",
"REQUEST_METHOD": "GET",
"wsgi.url_scheme": "http",
}
map = r.Map([r.Rule("/", endpoint="index", subdomain="wiki")])
adapter = map.bind_to_environ(env, server_name="example.com")
assert adapter.match("/") == ("index", {})
assert adapter.build("index", force_external=True) == "http://wiki.example.com/"
assert adapter.build("index") == "/"
env["HTTP_HOST"] = "admin.example.com"
adapter = map.bind_to_environ(env, server_name="example.com")
assert adapter.build("index") == "http://wiki.example.com/"
def test_invalid_subdomain_warning():
env = create_environ("/foo")
env["SERVER_NAME"] = env["HTTP_HOST"] = "foo.example.com"
m = r.Map([r.Rule("/foo", endpoint="foo")])
with pytest.warns(UserWarning) as record:
a = m.bind_to_environ(env, server_name="bar.example.com")
assert a.subdomain == "<invalid>"
assert len(record) == 1
@pytest.mark.parametrize(
("base", "name"),
(("http://localhost", "localhost:80"), ("https://localhost", "localhost:443")),
)
def test_server_name_match_default_port(base, name):
environ = create_environ("/foo", base_url=base)
map = r.Map([r.Rule("/foo", endpoint="foo")])
adapter = map.bind_to_environ(environ, server_name=name)
assert adapter.match() == ("foo", {})
def test_adapter_url_parameter_sorting():
map = r.Map(
[r.Rule("/", endpoint="index")], sort_parameters=True, sort_key=lambda x: x[1]
)
adapter = map.bind("localhost", "/")
assert (
adapter.build("index", {"x": 20, "y": 10, "z": 30}, force_external=True)
== "http://localhost/?y=10&x=20&z=30"
)
def test_request_direct_charset_bug():
map = r.Map([r.Rule("/öäü/")])
adapter = map.bind("localhost", "/")
with pytest.raises(r.RequestRedirect) as excinfo:
adapter.match("/öäü")
assert excinfo.value.new_url == "http://localhost/%C3%B6%C3%A4%C3%BC/"
def test_request_redirect_default():
map = r.Map([r.Rule("/foo", defaults={"bar": 42}), r.Rule("/foo/<int:bar>")])
adapter = map.bind("localhost", "/")
with pytest.raises(r.RequestRedirect) as excinfo:
adapter.match("/foo/42")
assert excinfo.value.new_url == "http://localhost/foo"
def test_request_redirect_default_subdomain():
map = r.Map(
[
r.Rule("/foo", defaults={"bar": 42}, subdomain="test"),
r.Rule("/foo/<int:bar>", subdomain="other"),
]
)
adapter = map.bind("localhost", "/", subdomain="other")
with pytest.raises(r.RequestRedirect) as excinfo:
adapter.match("/foo/42")
assert excinfo.value.new_url == "http://test.localhost/foo"
def test_adapter_match_return_rule():
rule = r.Rule("/foo/", endpoint="foo")
map = r.Map([rule])
adapter = map.bind("localhost", "/")
assert adapter.match("/foo/", return_rule=True) == (rule, {})
def test_server_name_interpolation():
server_name = "example.invalid"
map = r.Map(
[r.Rule("/", endpoint="index"), r.Rule("/", endpoint="alt", subdomain="alt")]
)
env = create_environ("/", f"http://{server_name}/")
adapter = map.bind_to_environ(env, server_name=server_name)
assert adapter.match() == ("index", {})
env = create_environ("/", f"http://alt.{server_name}/")
adapter = map.bind_to_environ(env, server_name=server_name)
assert adapter.match() == ("alt", {})
env = create_environ("/", f"http://{server_name}/")
with pytest.warns(UserWarning):
adapter = map.bind_to_environ(env, server_name="foo")
assert adapter.subdomain == "<invalid>"
def test_rule_emptying():
rule = r.Rule("/foo", {"meh": "muh"}, "x", ["POST"], False, "x", True, None)
rule2 = rule.empty()
assert rule.__dict__ == rule2.__dict__
rule.methods.add("GET")
assert rule.__dict__ != rule2.__dict__
rule.methods.discard("GET")
rule.defaults["meh"] = "aha"
assert rule.__dict__ != rule2.__dict__
def test_rule_unhashable():
rule = r.Rule("/foo", {"meh": "muh"}, "x", ["POST"], False, "x", True, None)
pytest.raises(TypeError, hash, rule)
def test_rule_templates():
testcase = r.RuleTemplate(
[
r.Submount(
"/test/$app",
[
r.Rule("/foo/", endpoint="handle_foo"),
r.Rule("/bar/", endpoint="handle_bar"),
r.Rule("/baz/", endpoint="handle_baz"),
],
),
r.EndpointPrefix(
"${app}",
[
r.Rule("/${app}-blah", endpoint="bar"),
r.Rule("/${app}-meh", endpoint="baz"),
],
),
r.Subdomain(
"$app",
[r.Rule("/blah", endpoint="x_bar"), r.Rule("/meh", endpoint="x_baz")],
),
]
)
url_map = r.Map(
[
testcase(app="test1"),
testcase(app="test2"),
testcase(app="test3"),
testcase(app="test4"),
]
)
out = sorted((x.rule, x.subdomain, x.endpoint) for x in url_map.iter_rules())
assert out == [
("/blah", "test1", "x_bar"),
("/blah", "test2", "x_bar"),
("/blah", "test3", "x_bar"),
("/blah", "test4", "x_bar"),
("/meh", "test1", "x_baz"),
("/meh", "test2", "x_baz"),
("/meh", "test3", "x_baz"),
("/meh", "test4", "x_baz"),
("/test/test1/bar/", "", "handle_bar"),
("/test/test1/baz/", "", "handle_baz"),
("/test/test1/foo/", "", "handle_foo"),
("/test/test2/bar/", "", "handle_bar"),
("/test/test2/baz/", "", "handle_baz"),
("/test/test2/foo/", "", "handle_foo"),
("/test/test3/bar/", "", "handle_bar"),
("/test/test3/baz/", "", "handle_baz"),
("/test/test3/foo/", "", "handle_foo"),
("/test/test4/bar/", "", "handle_bar"),
("/test/test4/baz/", "", "handle_baz"),
("/test/test4/foo/", "", "handle_foo"),
("/test1-blah", "", "test1bar"),
("/test1-meh", "", "test1baz"),
("/test2-blah", "", "test2bar"),
("/test2-meh", "", "test2baz"),
("/test3-blah", "", "test3bar"),
("/test3-meh", "", "test3baz"),
("/test4-blah", "", "test4bar"),
("/test4-meh", "", "test4baz"),
]
def test_non_string_parts():
m = r.Map([r.Rule("/<foo>", endpoint="foo")])
a = m.bind("example.com")
assert a.build("foo", {"foo": 42}) == "/42"
def test_complex_routing_rules():
m = r.Map(
[
r.Rule("/", endpoint="index"),
r.Rule("/<int:blub>", endpoint="an_int"),
r.Rule("/<blub>", endpoint="a_string"),
r.Rule("/foo/", endpoint="nested"),
r.Rule("/foobar/", endpoint="nestedbar"),
r.Rule("/foo/<path:testing>/", endpoint="nested_show"),
r.Rule("/foo/<path:testing>/edit", endpoint="nested_edit"),
r.Rule("/users/", endpoint="users", defaults={"page": 1}),
r.Rule("/users/page/<int:page>", endpoint="users"),
r.Rule("/foox", endpoint="foox"),
r.Rule("/<path:bar>/<path:blub>", endpoint="barx_path_path"),
]
)
a = m.bind("example.com")
assert a.match("/") == ("index", {})
assert a.match("/42") == ("an_int", {"blub": 42})
assert a.match("/blub") == ("a_string", {"blub": "blub"})
assert a.match("/foo/") == ("nested", {})
assert a.match("/foobar/") == ("nestedbar", {})
assert a.match("/foo/1/2/3/") == ("nested_show", {"testing": "1/2/3"})
assert a.match("/foo/1/2/3/edit") == ("nested_edit", {"testing": "1/2/3"})
assert a.match("/users/") == ("users", {"page": 1})
assert a.match("/users/page/2") == ("users", {"page": 2})
assert a.match("/foox") == ("foox", {})
assert a.match("/1/2/3") == ("barx_path_path", {"bar": "1", "blub": "2/3"})
assert a.build("index") == "/"
assert a.build("an_int", {"blub": 42}) == "/42"
assert a.build("a_string", {"blub": "test"}) == "/test"
assert a.build("nested") == "/foo/"
assert a.build("nestedbar") == "/foobar/"
assert a.build("nested_show", {"testing": "1/2/3"}) == "/foo/1/2/3/"
assert a.build("nested_edit", {"testing": "1/2/3"}) == "/foo/1/2/3/edit"
assert a.build("users", {"page": 1}) == "/users/"
assert a.build("users", {"page": 2}) == "/users/page/2"
assert a.build("foox") == "/foox"
assert a.build("barx_path_path", {"bar": "1", "blub": "2/3"}) == "/1/2/3"
def test_default_converters():
class MyMap(r.Map):
default_converters = r.Map.default_converters.copy()
default_converters["foo"] = r.UnicodeConverter
assert isinstance(r.Map.default_converters, ImmutableDict)
m = MyMap(
[
r.Rule("/a/<foo:a>", endpoint="a"),
r.Rule("/b/<foo:b>", endpoint="b"),
r.Rule("/c/<c>", endpoint="c"),
],
converters={"bar": r.UnicodeConverter},
)
a = m.bind("example.org", "/")
assert a.match("/a/1") == ("a", {"a": "1"})
assert a.match("/b/2") == ("b", {"b": "2"})
assert a.match("/c/3") == ("c", {"c": "3"})
assert "foo" not in r.Map.default_converters
def test_uuid_converter():
m = r.Map([r.Rule("/a/<uuid:a_uuid>", endpoint="a")])
a = m.bind("example.org", "/")
route, kwargs = a.match("/a/a8098c1a-f86e-11da-bd1a-00112444be1e")
assert type(kwargs["a_uuid"]) == uuid.UUID
def test_converter_with_tuples():
"""
Regression test for https://github.com/pallets/werkzeug/issues/709
"""
class TwoValueConverter(r.BaseConverter):
part_isolating = False
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.regex = r"(\w\w+)/(\w\w+)"
def to_python(self, two_values):
one, two = two_values.split("/")
return one, two
def to_url(self, values):
return f"{values[0]}/{values[1]}"
map = r.Map(
[r.Rule("/<two:foo>/", endpoint="handler")],
converters={"two": TwoValueConverter},
)
a = map.bind("example.org", "/")
route, kwargs = a.match("/qwert/yuiop/")
assert kwargs["foo"] == ("qwert", "yuiop")
def test_anyconverter():
m = r.Map(
[
r.Rule("/<any(a1, a2):a>", endpoint="no_dot"),
r.Rule("/<any(a.1, a.2):a>", endpoint="yes_dot"),
]
)
a = m.bind("example.org", "/")
assert a.match("/a1") == ("no_dot", {"a": "a1"})
assert a.match("/a2") == ("no_dot", {"a": "a2"})
assert a.match("/a.1") == ("yes_dot", {"a": "a.1"})
assert a.match("/a.2") == ("yes_dot", {"a": "a.2"})
def test_any_converter_build_validates_value() -> None:
m = r.Map([r.Rule("/<any(patient, provider):value>", endpoint="actor")])
a = m.bind("localhost")
assert a.build("actor", {"value": "patient"}) == "/patient"
assert a.build("actor", {"value": "provider"}) == "/provider"
with pytest.raises(ValueError) as exc:
a.build("actor", {"value": "invalid"})
assert str(exc.value) == "'invalid' is not one of 'patient', 'provider'"
@pytest.mark.parametrize(
("endpoint", "value", "expect"),
[
("int", 1, "/1"),
("int", None, r.BuildError),
("int", [1], TypeError),
("list", [1], "/1"),
("list", [1, None, 2], "/1.None.2"),
("list", 1, TypeError),
],
)
def test_build_values_dict(endpoint, value, expect):
class ListConverter(r.BaseConverter):
def to_url(self, value: t.Any) -> str:
return super().to_url(".".join(map(str, value)))
url_map = r.Map(
[r.Rule("/<int:v>", endpoint="int"), r.Rule("/<list:v>", endpoint="list")],
converters={"list": ListConverter},
)
adapter = url_map.bind("localhost")
if isinstance(expect, str):
assert adapter.build(endpoint, {"v": value}) == expect
else:
with pytest.raises(expect):
adapter.build(endpoint, {"v": value})
@pytest.mark.parametrize(
("endpoint", "value", "expect"),
[
("int", 1, "/1"),
("int", [1], "/1"),
("int", [], r.BuildError),
("int", None, TypeError),
("int", [None], TypeError),
("list", 1, TypeError),
("list", [1], TypeError),
("list", [[1]], "/1"),
("list", [1, None, 2], "/1.None.2"),
],
)
def test_build_values_multidict(endpoint, value, expect):
class ListConverter(r.BaseConverter):
def to_url(self, value: t.Any) -> str:
return super().to_url(".".join(map(str, value)))
url_map = r.Map(
[r.Rule("/<int:v>", endpoint="int"), r.Rule("/<list:v>", endpoint="list")],
converters={"list": ListConverter},
)
adapter = url_map.bind("localhost")
if isinstance(expect, str):
assert adapter.build(endpoint, MultiDict({"v": value})) == expect
else:
with pytest.raises(expect):
adapter.build(endpoint, MultiDict({"v": value}))
@pytest.mark.parametrize(
("value", "expect"),
[
(None, ""),
([None], ""),
([None, None], ""),
("", "?v="),
([""], "?v="),
(0, "?v=0"),
(1.0, "?v=1.0"),
([1, 2], "?v=1&v=2"),
([1, None, 2], "?v=1&v=2"),
([1, "", 2], "?v=1&v=&v=2"),
],
)
def test_build_append_unknown_dict(value, expect):
map = r.Map([r.Rule("/", endpoint="a")])
adapter = map.bind("localhost")
assert adapter.build("a", {"v": value}) == f"/{expect}"
assert adapter.build("a", {"v": value}, append_unknown=False) == "/"
@pytest.mark.parametrize(
("value", "expect"),
[
(None, ""),
([None], ""),
([None, None], ""),
("", "?v="),
([""], "?v="),
(0, "?v=0"),
(1.0, "?v=1.0"),
([1, 2], "?v=1&v=2"),
([1, None, 2], "?v=1&v=2"),
([1, "", 2], "?v=1&v=&v=2"),
],
)
def test_build_append_unknown_multidict(value, expect):
map = r.Map([r.Rule("/", endpoint="a")])
adapter = map.bind("localhost")
assert adapter.build("a", MultiDict({"v": value})) == f"/{expect}"
assert adapter.build("a", MultiDict({"v": value}), append_unknown=False) == "/"
def test_build_drop_none():
map = r.Map([r.Rule("/flob/<flub>", endpoint="endp")])
adapter = map.bind("", "/")
params = {"flub": None, "flop": None}
with pytest.raises(r.BuildError):
x = adapter.build("endp", params)
assert not x
params = {"flub": "x", "flop": None}
url = adapter.build("endp", params)
assert "flop" not in url
def test_method_fallback():
map = r.Map(
[
r.Rule("/", endpoint="index", methods=["GET"]),
r.Rule("/<name>", endpoint="hello_name", methods=["GET"]),
r.Rule("/select", endpoint="hello_select", methods=["POST"]),
r.Rule("/search_get", endpoint="search", methods=["GET"]),
r.Rule("/search_post", endpoint="search", methods=["POST"]),
]
)
adapter = map.bind("example.com")
assert adapter.build("index") == "/"
assert adapter.build("index", method="GET") == "/"
assert adapter.build("hello_name", {"name": "foo"}) == "/foo"
assert adapter.build("hello_select") == "/select"
assert adapter.build("hello_select", method="POST") == "/select"
assert adapter.build("search") == "/search_get"
assert adapter.build("search", method="GET") == "/search_get"
assert adapter.build("search", method="POST") == "/search_post"
def test_implicit_head():
url_map = r.Map(
[
r.Rule("/get", methods=["GET"], endpoint="a"),
r.Rule("/post", methods=["POST"], endpoint="b"),
]
)
adapter = url_map.bind("example.org")
assert adapter.match("/get", method="HEAD") == ("a", {})
pytest.raises(MethodNotAllowed, adapter.match, "/post", method="HEAD")
def test_pass_str_as_router_methods():
with pytest.raises(TypeError):
r.Rule("/get", methods="GET")
def test_protocol_joining_bug():
m = r.Map([r.Rule("/<foo>", endpoint="x")])
a = m.bind("example.org")
assert a.build("x", {"foo": "x:y"}) == "/x:y"
assert a.build("x", {"foo": "x:y"}, force_external=True) == "http://example.org/x:y"
def test_allowed_methods_querying():
m = r.Map(
[r.Rule("/<foo>", methods=["GET", "HEAD"]), r.Rule("/foo", methods=["POST"])]
)
a = m.bind("example.org")
assert sorted(a.allowed_methods("/foo")) == ["GET", "HEAD", "POST"]
def test_external_building_with_port():
map = r.Map([r.Rule("/", endpoint="index")])
adapter = map.bind("example.org:5000", "/")
built_url = adapter.build("index", {}, force_external=True)
assert built_url == "http://example.org:5000/", built_url
def test_external_building_with_port_bind_to_environ():
map = r.Map([r.Rule("/", endpoint="index")])
adapter = map.bind_to_environ(
create_environ("/", "http://example.org:5000/"), server_name="example.org:5000"
)
built_url = adapter.build("index", {}, force_external=True)
assert built_url == "http://example.org:5000/", built_url
def test_external_building_with_port_bind_to_environ_wrong_servername():
map = r.Map([r.Rule("/", endpoint="index")])
environ = create_environ("/", "http://example.org:5000/")
with pytest.warns(UserWarning):
adapter = map.bind_to_environ(environ, server_name="example.org")
assert adapter.subdomain == "<invalid>"
def test_converter_parser():
args, kwargs = r.parse_converter_args("test, a=1, b=3.0")
assert args == ("test",)
assert kwargs == {"a": 1, "b": 3.0}