Test that compiled regex patterns work with pytest.raises.
(self)
| 441 | exc_info.value.close() # avoid a resource warning |
| 442 | |
| 443 | def test_raises_match_compiled_regex(self) -> None: |
| 444 | """Test that compiled regex patterns work with pytest.raises.""" |
| 445 | # Test with a compiled pattern that matches |
| 446 | pattern = re.compile(r"with base \d+") |
| 447 | with pytest.raises(ValueError, match=pattern): |
| 448 | int("asdf") |
| 449 | |
| 450 | # Test with a compiled pattern that doesn't match |
| 451 | pattern_nomatch = re.compile(r"with base 16") |
| 452 | expr = ( |
| 453 | "Regex pattern did not match.\n" |
| 454 | f" Expected regex: {pattern_nomatch.pattern!r}\n" |
| 455 | f" Actual message: \"invalid literal for int() with base 10: 'asdf'\"" |
| 456 | ) |
| 457 | with pytest.raises(AssertionError, match="^" + re.escape(expr) + "$"): |
| 458 | with pytest.raises(ValueError, match=pattern_nomatch): |
| 459 | int("asdf", base=10) |
| 460 | |
| 461 | # Test compiled pattern with flags |
| 462 | pattern_with_flags = re.compile(r"INVALID LITERAL", re.IGNORECASE) |
| 463 | with pytest.raises(ValueError, match=pattern_with_flags): |
| 464 | int("asdf") |
| 465 | |
| 466 | def test_pipe_is_treated_as_regex_metacharacter(self) -> None: |
| 467 | """| (pipe) must be recognized as a regex metacharacter.""" |