def inner(func):
item = Function(
name=request.function.__name__ + '[]',
parent=parent_test.parent,
callobj=func,
)
nextitem = parent_test # prevents pytest from tearing down module fixtures
item.ihook.pytest_runtest_setup(item=item)
item.ihook.pytest_runtest_call(item=item)
item.ihook.pytest_runtest_teardown(item=item, nextitem=nextitem)
def _add_function(item, original_name, mode, n, number, r, reps, template):
return Function(
template.format(name=original_name,
n=n + 1,
number=number,
r=r + 1,
reps=reps),
item.parent,
callobj=item.obj if mode == 'safe' else _runtest(number, item.obj),
originalname=item.name,
keywords={'_timeit': {
'source': item,
'rep': r,
'mode': mode
}})
def ensure_all_fixers_have_a_test_under_pytest(
config, items, patching_registry, _fail_fast=False
):
"""Call this pytest hook from a conftest.py to ensure your own test suite covers
all your registered fixers, like so::
def pytest_collection_modifyitems(config, items):
from yourownpackage.registry import your_patching_registry
from compat_patcher_core.scaffolding import ensure_all_fixers_have_a_test_under_pytest
ensure_all_fixers_have_a_test_under_pytest(
config=config, items=items, patching_registry=your_patching_registry
)
"""
import copy
from _pytest.python import Function
all_fixers = patching_registry.get_all_fixers()
all_tests_names = [test.name for test in items]
for fixer in all_fixers:
expected_test_name = "test_{}".format(fixer["fixer_callable"].__name__)
if expected_test_name not in all_tests_names:
error_message = "No test written for {} fixer '{}'".format(
fixer["fixer_family"].title(), fixer["fixer_callable"].__name__
)
def missing_fixer_test():
raise RuntimeError(error_message)
if _fail_fast: # For testing only
missing_fixer_test()
mock_item = copy.copy(
items[0]
) # We expect at least 1 test in the test suite, else it breaks...
mock_item.parent.name = "test_{}_fixers.py".format(fixer["fixer_family"])
setattr(
mock_item.parent.obj,
"MISSING_" + expected_test_name,
missing_fixer_test,
)
items.append(
Function(
name="MISSING_" + expected_test_name,
parent=mock_item.parent,
config=config,
session=mock_item.session,
)
)
