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"""Run testsuites written for nose."""
from _pytest import python
from _pytest import unittest
from _pytest.config import hookimpl
from _pytest.nodes import Item
@hookimpl(trylast=True)
def pytest_runtest_setup(item):
if is_potential_nosetest(item):
if not call_optional(item.obj, "setup"):
# Call module level setup if there is no object level one.
call_optional(item.parent.obj, "setup")
# XXX This implies we only call teardown when setup worked.
item.session._setupstate.addfinalizer((lambda: teardown_nose(item)), item)
def teardown_nose(item):
if is_potential_nosetest(item):
if not call_optional(item.obj, "teardown"):
call_optional(item.parent.obj, "teardown")
def is_potential_nosetest(item: Item) -> bool:
# Extra check needed since we do not do nose style setup/teardown
# on direct unittest style classes.
return isinstance(item, python.Function) and not isinstance(
item, unittest.TestCaseFunction
)
def call_optional(obj, name):
method = getattr(obj, name, None)
isfixture = hasattr(method, "_pytestfixturefunction")
if method is not None and not isfixture and callable(method):
# If there's any problems allow the exception to raise rather than
# silently ignoring them.
method()
return True
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