sanic/tests/conftest.py
2021-01-25 02:14:48 +02:00

142 lines
4.0 KiB
Python

import random
import re
import string
import sys
import uuid
import pytest
from sanic_testing import TestManager
from sanic import Sanic
from sanic.router import RouteExists, Router
random.seed("Pack my box with five dozen liquor jugs.")
Sanic.test_mode = True
if sys.platform in ["win32", "cygwin"]:
collect_ignore = ["test_worker.py"]
@pytest.fixture
def caplog(caplog):
yield caplog
async def _handler(request):
"""
Dummy placeholder method used for route resolver when creating a new
route into the sanic router. This router is not actually called by the
sanic app. So do not worry about the arguments to this method.
If you change the return value of this method, make sure to propagate the
change to any test case that leverages RouteStringGenerator.
"""
return 1
TYPE_TO_GENERATOR_MAP = {
"string": lambda: "".join(
[random.choice(string.ascii_letters + string.digits) for _ in range(4)]
),
"int": lambda: random.choice(range(1000000)),
"number": lambda: random.random(),
"alpha": lambda: "".join(
[random.choice(string.ascii_letters) for _ in range(4)]
),
"uuid": lambda: str(uuid.uuid1()),
}
class RouteStringGenerator:
ROUTE_COUNT_PER_DEPTH = 100
HTTP_METHODS = ["GET", "PUT", "POST", "PATCH", "DELETE", "OPTION"]
ROUTE_PARAM_TYPES = ["string", "int", "number", "alpha", "uuid"]
def generate_random_direct_route(self, max_route_depth=4):
routes = []
for depth in range(1, max_route_depth + 1):
for _ in range(self.ROUTE_COUNT_PER_DEPTH):
route = "/".join(
[
TYPE_TO_GENERATOR_MAP.get("string")()
for _ in range(depth)
]
)
route = route.replace(".", "", -1)
route_detail = (random.choice(self.HTTP_METHODS), route)
if route_detail not in routes:
routes.append(route_detail)
return routes
def add_typed_parameters(self, current_routes, max_route_depth=8):
routes = []
for method, route in current_routes:
current_length = len(route.split("/"))
new_route_part = "/".join(
[
"<{}:{}>".format(
TYPE_TO_GENERATOR_MAP.get("string")(),
random.choice(self.ROUTE_PARAM_TYPES),
)
for _ in range(max_route_depth - current_length)
]
)
route = "/".join([route, new_route_part])
route = route.replace(".", "", -1)
routes.append((method, route))
return routes
@staticmethod
def generate_url_for_template(template):
url = template
for pattern, param_type in re.findall(
re.compile(r"((?:<\w+:(string|int|number|alpha|uuid)>)+)"),
template,
):
value = TYPE_TO_GENERATOR_MAP.get(param_type)()
url = url.replace(pattern, str(value), -1)
return url
@pytest.fixture(scope="function")
def sanic_router(app):
# noinspection PyProtectedMember
def _setup(route_details: tuple) -> (Router, tuple):
router = Router(app)
added_router = []
for method, route in route_details:
try:
router._add(
uri=f"/{route}",
methods=frozenset({method}),
host="localhost",
handler=_handler,
)
added_router.append((method, route))
except RouteExists:
pass
return router, added_router
return _setup
@pytest.fixture(scope="function")
def route_generator() -> RouteStringGenerator:
return RouteStringGenerator()
@pytest.fixture(scope="function")
def url_param_generator():
return TYPE_TO_GENERATOR_MAP
@pytest.fixture(scope="function")
def app(request):
app = Sanic(request.node.name)
# TestManager(app)
return app