halfapi/tests/conftest.py

54 lines
2.1 KiB
Python

# content of conftest.py
from typing import Dict, Tuple
import pytest
# store history of failures per test class name and per index in parametrize (if
# parametrize used)
_test_failed_incremental: Dict[str, Dict[Tuple[int, ...], str]] = {}
def pytest_runtest_makereport(item, call):
if "incremental" in item.keywords:
# incremental marker is used
if call.excinfo is not None:
# the test has failed
# retrieve the class name of the test
cls_name = str(item.cls)
# retrieve the index of the test (if parametrize is used in
# combination with incremental)
parametrize_index = (
tuple(item.callspec.indices.values())
if hasattr(item, "callspec")
else ()
)
# retrieve the name of the test function
test_name = item.originalname or item.name
# store in _test_failed_incremental the original name of the failed
# test
_test_failed_incremental.setdefault(cls_name, {}).setdefault(
parametrize_index, test_name
)
def pytest_runtest_setup(item):
if "incremental" in item.keywords:
# retrieve the class name of the test
cls_name = str(item.cls)
# check if a previous test has failed for this class
if cls_name in _test_failed_incremental:
# retrieve the index of the test (if parametrize is used in
# combination with incremental)
parametrize_index = (
tuple(item.callspec.indices.values())
if hasattr(item, "callspec")
else ()
)
# retrieve the name of the first test function to fail for this
# class name and index
test_name = _test_failed_incremental[cls_name].get(parametrize_index, None)
# if name found, test has failed for the combination of class name &
# test name
if test_name is not None:
pytest.xfail("previous test failed ({})".format(test_name))