tests_typing/test_http_response.mypy-testing - master - githubmirror/scrapy

tests_typing/test_http_response.mypy-testing

59 строк2 KB

Andrey Rakhmatullin

Next refactoring pass of test_utils_*. (#7797)

28 июл 2026, 15:24

28 июл 2026, 15:24e7d8b34

from typing import Any, Dict

import pytest

from scrapy.http import HtmlResponse, Response, TextResponse


@pytest.mark.mypy_testing
def mypy_test_headers() -> None:
    Response("data:,", headers=1)  # E: Argument "headers" to "Response" has incompatible type "int"; expected "Mapping[str, Any] | Mapping[bytes, Any] | Iterable[tuple[str | bytes, Any]] | None"
    Response("data:,", headers=None)
    Response("data:,", headers={})
    Response("data:,", headers=[])
    Response("data:,", headers={"foo": "bar"})
    Response("data:,", headers={b"foo": "bar"})
    Response("data:,", headers={"foo": b"bar"})
    Response("data:,", headers=[("foo", "bar")])
    Response("data:,", headers=[(b"foo", "bar")])
    Response("data:,", headers=[("foo", b"bar")])


@pytest.mark.mypy_testing
def mypy_test_copy() -> None:
    resp = Response("data:,")
    reveal_type(resp)  # R: scrapy.http.response.Response
    resp_copy = resp.copy()
    reveal_type(resp_copy)  # R: scrapy.http.response.Response


@pytest.mark.mypy_testing
def mypy_test_copy_subclass() -> None:
    resp = HtmlResponse("data:,")
    reveal_type(resp)  # R: scrapy.http.response.html.HtmlResponse
    resp_copy = resp.copy()
    reveal_type(resp_copy)  # R: scrapy.http.response.html.HtmlResponse


@pytest.mark.mypy_testing
def mypy_test_replace() -> None:
    resp = Response("data:,")
    reveal_type(resp)  # R: scrapy.http.response.Response
    resp_copy = resp.replace(body=b"a")
    reveal_type(resp_copy)  # R: scrapy.http.response.Response
    kwargs: Dict[str, Any] = {}
    resp_copy2 = resp.replace(body=b"a", **kwargs)
    reveal_type(resp_copy2)  # R: Any


@pytest.mark.mypy_testing
def mypy_test_replace_subclass() -> None:
    resp = HtmlResponse("data:,")
    reveal_type(resp)  # R: scrapy.http.response.html.HtmlResponse
    resp_copy = resp.replace(body=b"a")
    reveal_type(resp_copy)  # R: scrapy.http.response.html.HtmlResponse
    resp_copy2 = resp.replace(body=b"a", cls=TextResponse)
    reveal_type(resp_copy2)  # R: scrapy.http.response.text.TextResponse
    kwargs: Dict[str, Any] = {}
    resp_copy3 = resp.replace(body=b"a", cls=TextResponse, **kwargs)
    reveal_type(resp_copy3)  # R: scrapy.http.response.text.TextResponse