mirror of https://github.com/scrapy/scrapy.git
41 lines
1.3 KiB
Python
41 lines
1.3 KiB
Python
from __future__ import annotations
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import re
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from typing import TYPE_CHECKING, cast
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from scrapy.utils.benchserver import Root, _getarg
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if TYPE_CHECKING:
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from twisted.web.server import Request
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class _Request:
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def __init__(self, **args: bytes) -> None:
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self.args = {name.encode(): [value] for name, value in args.items()}
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self.written: list[bytes] = []
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def write(self, data: bytes) -> None:
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self.written.append(data)
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def test_getarg() -> None:
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request = cast("Request", _Request(total=b"5"))
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assert _getarg(request, b"total", 100, int) == 5
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assert _getarg(request, b"show", 100, int) == 100
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assert _getarg(request, b"missing") is None
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def test_render() -> None:
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root = Root() # type: ignore[no-untyped-call]
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request = _Request(total=b"5", show=b"2")
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assert root.getChild("follow", cast("Request", request)) is root
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assert root.render(cast("Request", request)) == b""
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body = b"".join(request.written).decode()
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assert body.startswith("<html><head></head><body>")
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assert body.endswith("</body></html>")
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numbers = re.findall(
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r"<a href='/follow\?total=5&show=2&n=(\d+)'>follow \1</a>", body
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)
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assert len(numbers) == 2
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assert all(1 <= int(number) <= 5 for number in numbers)
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