pytest-bdd/tests/test_hooks.py

77 lines
1.8 KiB
Python

import textwrap
def test_hooks(testdir):
testdir.makeconftest("")
subdir = testdir.mkpydir("subdir")
subdir.join("conftest.py").write(
textwrap.dedent(
r"""
def pytest_pyfunc_call(pyfuncitem):
print('\npytest_pyfunc_call hook')
def pytest_generate_tests(metafunc):
print('\npytest_generate_tests hook')
"""
)
)
subdir.join("test_foo.py").write(
textwrap.dedent(
r"""
from pytest_bdd import scenario
@scenario('foo.feature', 'Some scenario')
def test_foo():
pass
"""
)
)
subdir.join("foo.feature").write(
textwrap.dedent(
r"""
Feature: The feature
Scenario: Some scenario
"""
)
)
result = testdir.runpytest("-s")
assert result.stdout.lines.count("pytest_pyfunc_call hook") == 1
assert result.stdout.lines.count("pytest_generate_tests hook") == 1
def test_item_collection_does_not_break_on_non_function_items(testdir):
"""Regression test for https://github.com/pytest-dev/pytest-bdd/issues/317"""
testdir.makeconftest(
"""
import pytest
@pytest.mark.tryfirst
def pytest_collection_modifyitems(session, config, items):
try:
item_creator = CustomItem.from_parent # Only available in pytest >= 5.4.0
except AttributeError:
item_creator = CustomItem
items[:] = [item_creator(name=item.name, parent=item.parent) for item in items]
class CustomItem(pytest.Item):
def runtest(self):
assert True
"""
)
testdir.makepyfile(
"""
def test_convert_me_to_custom_item_and_assert_true():
assert False
"""
)
result = testdir.runpytest()
result.assert_outcomes(passed=1)