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gh-93649: Move PyFrame C API tests to test_capi (#129512)

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* Add Lib/test/test_capi/test_frame.py file.
* Move C API tests from test_frame to test_capi.test_frame.
* Add Modules/_testcapi/frame.c file.
* Move C API tests from _testcapimodule.c to frame.c
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Victor Stinner 2025-01-31 13:51:58 +01:00 • committed by GitHub
parent 22b2d37f42
commit 8b70ff5872
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8 changed files with 199 additions and 157 deletions
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45
Lib/test/test_frame.py
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@ -773,51 +773,6 @@ class TestIncompleteFrameAreInvisible(unittest.TestCase):
self.assertIs(catcher.unraisable.exc_type, TypeError)
self.assertIsNone(weak())
@unittest.skipIf(_testcapi is None, 'need _testcapi')
class TestCAPI(unittest.TestCase):
def getframe(self):
return sys._getframe()
def test_frame_getters(self):
frame = self.getframe()
self.assertEqual(frame.f_locals, _testcapi.frame_getlocals(frame))
self.assertIs(frame.f_globals, _testcapi.frame_getglobals(frame))
self.assertIs(frame.f_builtins, _testcapi.frame_getbuiltins(frame))
self.assertEqual(frame.f_lasti, _testcapi.frame_getlasti(frame))
def test_getvar(self):
current_frame = sys._getframe()
x = 1
self.assertEqual(_testcapi.frame_getvar(current_frame, "x"), 1)
self.assertEqual(_testcapi.frame_getvarstring(current_frame, b"x"), 1)
with self.assertRaises(NameError):
_testcapi.frame_getvar(current_frame, "y")
with self.assertRaises(NameError):
_testcapi.frame_getvarstring(current_frame, b"y")
# wrong name type
with self.assertRaises(TypeError):
_testcapi.frame_getvar(current_frame, b'x')
with self.assertRaises(TypeError):
_testcapi.frame_getvar(current_frame, 123)
def getgenframe(self):
yield sys._getframe()
def test_frame_get_generator(self):
gen = self.getgenframe()
frame = next(gen)
self.assertIs(gen, _testcapi.frame_getgenerator(frame))
def test_frame_fback_api(self):
"""Test that accessing `f_back` does not cause a segmentation fault on
a frame created with `PyFrame_New` (GH-99110)."""
def dummy():
pass
frame = _testcapi.frame_new(dummy.__code__, globals(), locals())
# The following line should not cause a segmentation fault.
self.assertIsNone(frame.f_back)
if __name__ == "__main__":
unittest.main()