scrapy/tests/test_utils_benchserver.py

37 lines
1.1 KiB
Python

from __future__ import annotations
import re
from typing import Any
from twisted.web.test.requesthelper import DummyRequest
from scrapy.utils.benchserver import Root, _getarg
def _request(**args: bytes) -> Any:
request = DummyRequest([b""])
request.args = {name.encode(): [value] for name, value in args.items()}
return request
def test_getarg() -> None:
request = _request(total=b"5")
assert _getarg(request, b"total", 100, int) == 5
assert _getarg(request, b"show", 100, int) == 100
assert _getarg(request, b"missing") is None
def test_render() -> None:
root = Root() # type: ignore[no-untyped-call]
request = _request(total=b"5", show=b"2")
assert root.getChild("follow", request) is root
assert root.render(request) == b""
body = b"".join(request.written).decode()
assert body.startswith("<html><head></head><body>")
assert body.endswith("</body></html>")
numbers = re.findall(
r"<a href='/follow\?total=5&show=2&n=(\d+)'>follow \1</a>", body
)
assert len(numbers) == 2
assert all(1 <= int(number) <= 5 for number in numbers)