import re
-import unittest
+from typing import TYPE_CHECKING, Any, Callable, TypeVar
from unittest.mock import patch
+import pytest
from click.testing import CliRunner
-from tests.util import read_data, DETERMINISTIC_HEADER, skip_if_exception
+from tests.util import DETERMINISTIC_HEADER, read_data
try:
- import blackd
- from aiohttp.test_utils import AioHTTPTestCase, unittest_run_loop
from aiohttp import web
-except ImportError:
- has_blackd_deps = False
-else:
- has_blackd_deps = True
+ from aiohttp.test_utils import AioHTTPTestCase
+ import blackd
+except ImportError as e:
+ raise RuntimeError("Please install Black with the 'd' extra") from e
-class BlackDTestCase(AioHTTPTestCase):
- @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed")
+if TYPE_CHECKING:
+ F = TypeVar("F", bound=Callable[..., Any])
+
+ unittest_run_loop: Callable[[F], F] = lambda x: x
+else:
+ try:
+ from aiohttp.test_utils import unittest_run_loop
+ except ImportError:
+ # unittest_run_loop is unnecessary and a no-op since aiohttp 3.8, and
+ # aiohttp 4 removed it. To maintain compatibility we can make our own
+ # no-op decorator.
+ def unittest_run_loop(func, *args, **kwargs):
+ return func
+
+
+@pytest.mark.blackd
+class BlackDTestCase(AioHTTPTestCase): # type: ignore[misc]
def test_blackd_main(self) -> None:
with patch("blackd.web.run_app"):
result = CliRunner().invoke(blackd.main, [])
async def get_application(self) -> web.Application:
return blackd.make_app()
- # TODO: remove these decorators once the below is released
- # https://github.com/aio-libs/aiohttp/pull/3727
- @skip_if_exception("ClientOSError")
- @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed")
@unittest_run_loop
async def test_blackd_request_needs_formatting(self) -> None:
response = await self.client.post("/", data=b"print('hello world')")
self.assertEqual(response.charset, "utf8")
self.assertEqual(await response.read(), b'print("hello world")\n')
- @skip_if_exception("ClientOSError")
- @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed")
@unittest_run_loop
async def test_blackd_request_no_change(self) -> None:
response = await self.client.post("/", data=b'print("hello world")\n')
self.assertEqual(response.status, 204)
self.assertEqual(await response.read(), b"")
- @skip_if_exception("ClientOSError")
- @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed")
@unittest_run_loop
async def test_blackd_request_syntax_error(self) -> None:
response = await self.client.post("/", data=b"what even ( is")
msg=f"Expected error to start with 'Cannot parse', got {repr(content)}",
)
- @skip_if_exception("ClientOSError")
- @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed")
@unittest_run_loop
async def test_blackd_unsupported_version(self) -> None:
response = await self.client.post(
)
self.assertEqual(response.status, 501)
- @skip_if_exception("ClientOSError")
- @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed")
@unittest_run_loop
async def test_blackd_supported_version(self) -> None:
response = await self.client.post(
)
self.assertEqual(response.status, 200)
- @skip_if_exception("ClientOSError")
- @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed")
@unittest_run_loop
async def test_blackd_invalid_python_variant(self) -> None:
async def check(header_value: str, expected_status: int = 400) -> None:
response = await self.client.post(
- "/", data=b"what", headers={blackd.PYTHON_VARIANT_HEADER: header_value}
+ "/",
+ data=b"what",
+ headers={blackd.PYTHON_VARIANT_HEADER: header_value},
)
self.assertEqual(response.status, expected_status)
await check("ruby3.5")
await check("pyi3.6")
await check("py1.5")
+ await check("2")
+ await check("2.7")
+ await check("py2.7")
await check("2.8")
await check("py2.8")
await check("3.0")
await check("pypy3.0")
await check("jython3.4")
- @skip_if_exception("ClientOSError")
- @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed")
@unittest_run_loop
async def test_blackd_pyi(self) -> None:
- source, expected = read_data("stub.pyi")
+ source, expected = read_data("miscellaneous", "stub.pyi")
response = await self.client.post(
"/", data=source, headers={blackd.PYTHON_VARIANT_HEADER: "pyi"}
)
self.assertEqual(response.status, 200)
self.assertEqual(await response.text(), expected)
- @skip_if_exception("ClientOSError")
- @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed")
@unittest_run_loop
async def test_blackd_diff(self) -> None:
diff_header = re.compile(
r"(In|Out)\t\d\d\d\d-\d\d-\d\d \d\d:\d\d:\d\d\.\d\d\d\d\d\d \+\d\d\d\d"
)
- source, _ = read_data("blackd_diff.py")
- expected, _ = read_data("blackd_diff.diff")
+ source, _ = read_data("miscellaneous", "blackd_diff")
+ expected, _ = read_data("miscellaneous", "blackd_diff.diff")
response = await self.client.post(
"/", data=source, headers={blackd.DIFF_HEADER: "true"}
actual = diff_header.sub(DETERMINISTIC_HEADER, actual)
self.assertEqual(actual, expected)
- @skip_if_exception("ClientOSError")
- @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed")
@unittest_run_loop
async def test_blackd_python_variant(self) -> None:
code = (
await check("py36,py37", 200)
await check("36", 200)
await check("3.6.4", 200)
-
- await check("2", 204)
- await check("2.7", 204)
- await check("py2.7", 204)
await check("3.4", 204)
await check("py3.4", 204)
await check("py34,py36", 204)
await check("34", 204)
- @skip_if_exception("ClientOSError")
- @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed")
@unittest_run_loop
async def test_blackd_line_length(self) -> None:
response = await self.client.post(
)
self.assertEqual(response.status, 200)
- @skip_if_exception("ClientOSError")
- @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed")
@unittest_run_loop
async def test_blackd_invalid_line_length(self) -> None:
response = await self.client.post(
- "/", data=b'print("hello")\n', headers={blackd.LINE_LENGTH_HEADER: "NaN"}
+ "/",
+ data=b'print("hello")\n',
+ headers={blackd.LINE_LENGTH_HEADER: "NaN"},
)
self.assertEqual(response.status, 400)
- @skip_if_exception("ClientOSError")
- @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed")
+ @unittest_run_loop
+ async def test_blackd_preview(self) -> None:
+ response = await self.client.post(
+ "/", data=b'print("hello")\n', headers={blackd.PREVIEW: "true"}
+ )
+ self.assertEqual(response.status, 204)
+
@unittest_run_loop
async def test_blackd_response_black_version_header(self) -> None:
response = await self.client.post("/")
self.assertIsNotNone(response.headers.get(blackd.BLACK_VERSION_HEADER))
+
+ @unittest_run_loop
+ async def test_cors_preflight(self) -> None:
+ response = await self.client.options(
+ "/",
+ headers={
+ "Access-Control-Request-Method": "POST",
+ "Origin": "*",
+ "Access-Control-Request-Headers": "Content-Type",
+ },
+ )
+ self.assertEqual(response.status, 200)
+ self.assertIsNotNone(response.headers.get("Access-Control-Allow-Origin"))
+ self.assertIsNotNone(response.headers.get("Access-Control-Allow-Headers"))
+ self.assertIsNotNone(response.headers.get("Access-Control-Allow-Methods"))
+
+ @unittest_run_loop
+ async def test_cors_headers_present(self) -> None:
+ response = await self.client.post("/", headers={"Origin": "*"})
+ self.assertIsNotNone(response.headers.get("Access-Control-Allow-Origin"))
+ self.assertIsNotNone(response.headers.get("Access-Control-Expose-Headers"))