def test_filter_traceback_path_no_longer_valid(self, testdir) -> None:
"""Test that filter_traceback() works with the fact that
_pytest._code.code.Code.path attribute might return an str object.
In this case, one of the files in the traceback no longer exists.
This fixes #1133.
"""
from _pytest._code import filter_traceback
testdir.syspathinsert()
testdir.makepyfile(
filter_traceback_entry_as_str="""
def foo():
raise ValueError
"""
)
try:
import filter_traceback_entry_as_str
filter_traceback_entry_as_str.foo()
except ValueError:
_, _, tb = sys.exc_info()
assert tb is not None
testdir.tmpdir.join("filter_traceback_entry_as_str.py").remove()
traceback = _pytest._code.Traceback(tb)
assert isinstance(traceback[-1].path, str)
assert filter_traceback(traceback[-1])
def filter_traceback_for_conftest_import_failure(entry) -> bool:
"""filters tracebacks entries which point to pytest internals or importlib.
Make a special case for importlib because we use it to import test modules and conftest files
in _pytest.pathlib.import_path.
"""
return filter_traceback(entry) and "importlib" not in str(entry.path).split(os.sep)
def test_filter_traceback_generated_code(self) -> None:
"""Test that filter_traceback() works with the fact that
_pytest._code.code.Code.path attribute might return an str object.
In this case, one of the entries on the traceback was produced by
dynamically generated code.
See: https://bitbucket.org/pytest-dev/py/issues/71
This fixes #995.
"""
from _pytest._code import filter_traceback
try:
ns = {} # type: Dict[str, Any]
exec("def foo(): raise ValueError", ns)
ns["foo"]()
except ValueError:
_, _, tb = sys.exc_info()
assert tb is not None
traceback = _pytest._code.Traceback(tb)
assert isinstance(traceback[-1].path, str)
assert not filter_traceback(traceback[-1])
