diff options
Diffstat (limited to 'Lib/test/test_io.py')
| -rw-r--r-- | Lib/test/test_io.py | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/Lib/test/test_io.py b/Lib/test/test_io.py index a90dd50..6f136f2 100644 --- a/Lib/test/test_io.py +++ b/Lib/test/test_io.py @@ -2361,27 +2361,27 @@ class MiscIOTest(unittest.TestCase): def test_abcs(self): # Test the visible base classes are ABCs. - self.assertTrue(isinstance(self.IOBase, abc.ABCMeta)) - self.assertTrue(isinstance(self.RawIOBase, abc.ABCMeta)) - self.assertTrue(isinstance(self.BufferedIOBase, abc.ABCMeta)) - self.assertTrue(isinstance(self.TextIOBase, abc.ABCMeta)) + self.assertIsInstance(self.IOBase, abc.ABCMeta) + self.assertIsInstance(self.RawIOBase, abc.ABCMeta) + self.assertIsInstance(self.BufferedIOBase, abc.ABCMeta) + self.assertIsInstance(self.TextIOBase, abc.ABCMeta) def _check_abc_inheritance(self, abcmodule): with self.open(support.TESTFN, "wb", buffering=0) as f: - self.assertTrue(isinstance(f, abcmodule.IOBase)) - self.assertTrue(isinstance(f, abcmodule.RawIOBase)) - self.assertFalse(isinstance(f, abcmodule.BufferedIOBase)) - self.assertFalse(isinstance(f, abcmodule.TextIOBase)) + self.assertIsInstance(f, abcmodule.IOBase) + self.assertIsInstance(f, abcmodule.RawIOBase) + self.assertNotIsInstance(f, abcmodule.BufferedIOBase) + self.assertNotIsInstance(f, abcmodule.TextIOBase) with self.open(support.TESTFN, "wb") as f: - self.assertTrue(isinstance(f, abcmodule.IOBase)) - self.assertFalse(isinstance(f, abcmodule.RawIOBase)) - self.assertTrue(isinstance(f, abcmodule.BufferedIOBase)) - self.assertFalse(isinstance(f, abcmodule.TextIOBase)) + self.assertIsInstance(f, abcmodule.IOBase) + self.assertNotIsInstance(f, abcmodule.RawIOBase) + self.assertIsInstance(f, abcmodule.BufferedIOBase) + self.assertNotIsInstance(f, abcmodule.TextIOBase) with self.open(support.TESTFN, "w") as f: - self.assertTrue(isinstance(f, abcmodule.IOBase)) - self.assertFalse(isinstance(f, abcmodule.RawIOBase)) - self.assertFalse(isinstance(f, abcmodule.BufferedIOBase)) - self.assertTrue(isinstance(f, abcmodule.TextIOBase)) + self.assertIsInstance(f, abcmodule.IOBase) + self.assertNotIsInstance(f, abcmodule.RawIOBase) + self.assertNotIsInstance(f, abcmodule.BufferedIOBase) + self.assertIsInstance(f, abcmodule.TextIOBase) def test_abc_inheritance(self): # Test implementations inherit from their respective ABCs |