Method test_fcntl_bad_file_overflow

Lib/test/test_fcntl.py:120–132

(self)

    @cpython_only
    def test_fcntl_bad_file_overflow(self):
        _testcapi = import_module("_testcapi")
        INT_MAX = _testcapi.INT_MAX
        INT_MIN = _testcapi.INT_MIN
        # Issue 15989
        with self.assertRaises(OverflowError):
            fcntl.fcntl(INT_MAX + 1, fcntl.F_SETFL, os.O_NONBLOCK)
        with self.assertRaises(OverflowError):
            fcntl.fcntl(BadFile(INT_MAX + 1), fcntl.F_SETFL, os.O_NONBLOCK)
        with self.assertRaises(OverflowError):
            fcntl.fcntl(INT_MIN - 1, fcntl.F_SETFL, os.O_NONBLOCK)
        with self.assertRaises(OverflowError):
            fcntl.fcntl(BadFile(INT_MIN - 1), fcntl.F_SETFL, os.O_NONBLOCK)

    @unittest.skipIf(
        (platform.machine().startswith("arm") and platform.system() == "Linux")