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gh-106368: Add test for Argument Clinic misbehaving custom converter_init() #107496

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Merged
merged 1 commit into from
Jul 31, 2023
Merged

gh-106368: Add test for Argument Clinic misbehaving custom converter_init() #107496

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20 changes: 20 additions & 0 deletions Lib/test/test_clinic.py
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Original file line number Diff line number Diff line change
Expand Up @@ -318,6 +318,26 @@ def test_unknown_destination_command(self):
msg = "unknown destination command 'nosuchcommand'"
self.assertIn(msg, out)

def test_no_access_to_members_in_converter_init(self):
out = self.expect_failure("""
/*[python input]
class Custom_converter(CConverter):
converter = "some_c_function"
def converter_init(self):
self.function.noaccess
[python start generated code]*/
/*[clinic input]
module test
test.fn
a: Custom
[clinic start generated code]*/
""")
msg = (
"Stepped on a land mine, trying to access attribute 'noaccess':\n"
"Don't access members of self.function inside converter_init!"
)
self.assertIn(msg, out)


class ClinicGroupPermuterTest(TestCase):
def _test(self, l, m, r, output):
Expand Down