(self)
| 306 | self.read_ops(f, True) |
| 307 | |
| 308 | def test_readline(self): |
| 309 | with self.open(os_helper.TESTFN, "wb") as f: |
| 310 | f.write(b"abc\ndef\nxyzzy\nfoo\x00bar\nanother line") |
| 311 | with self.open(os_helper.TESTFN, "rb") as f: |
| 312 | self.assertEqual(f.readline(), b"abc\n") |
| 313 | self.assertEqual(f.readline(10), b"def\n") |
| 314 | self.assertEqual(f.readline(2), b"xy") |
| 315 | self.assertEqual(f.readline(4), b"zzy\n") |
| 316 | self.assertEqual(f.readline(), b"foo\x00bar\n") |
| 317 | self.assertEqual(f.readline(None), b"another line") |
| 318 | self.assertRaises(TypeError, f.readline, 5.3) |
| 319 | with self.open(os_helper.TESTFN, "r", encoding="utf-8") as f: |
| 320 | self.assertRaises(TypeError, f.readline, 5.3) |
| 321 | |
| 322 | def test_readline_nonsizeable(self): |
| 323 | # Issue #30061 |
nothing calls this directly
no test coverage detected