pytest-bdd/tests/test_hooks.py

156 lines
3.7 KiB
Python

import textwrap
from pytest_bdd.utils import collect_dumped_objects
def test_conftest_module_evaluated_twice(pytester):
"""Regression test for https://github.com/pytest-dev/pytest-bdd/issues/62"""
pytester.makeconftest("")
subdir = pytester.mkpydir("subdir")
subdir.joinpath("conftest.py").write_text(
textwrap.dedent(
r"""
def pytest_pyfunc_call(pyfuncitem):
print('\npytest_pyfunc_call hook')
def pytest_generate_tests(metafunc):
print('\npytest_generate_tests hook')
"""
)
)
subdir.joinpath("test_foo.py").write_text(
textwrap.dedent(
r"""
from pytest_bdd import scenario
@scenario('foo.feature', 'Some scenario')
def test_foo():
pass
"""
)
)
subdir.joinpath("foo.feature").write_text(
textwrap.dedent(
r"""
Feature: The feature
Scenario: Some scenario
"""
)
)
result = pytester.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(pytester):
"""Regression test for https://github.com/pytest-dev/pytest-bdd/issues/317"""
pytester.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
"""
)
pytester.makepyfile(
"""
def test_convert_me_to_custom_item_and_assert_true():
assert False
"""
)
result = pytester.runpytest()
result.assert_outcomes(passed=1)
def test_pytest_bdd_after_scenario_called_after_scenario(pytester):
"""Regression test for https://github.com/pytest-dev/pytest-bdd/pull/577"""
pytester.makefile(
".feature",
foo=textwrap.dedent(
"""\
Feature: A feature
Scenario: Scenario 1
Given foo
When bar
Then baz
Scenario: Scenario 2
When bar
Then baz
"""
),
)
pytester.makepyfile(
"""
import pytest
from pytest_bdd import given, when, then, scenarios
scenarios("foo.feature")
@given("foo")
@when("bar")
@then("baz")
def _():
pass
"""
)
pytester.makeconftest(
"""
from pytest_bdd.utils import dump_obj
def pytest_bdd_after_scenario(request, feature, scenario):
dump_obj([feature, scenario])
"""
)
result = pytester.runpytest("-s")
result.assert_outcomes(passed=2)
hook_calls = collect_dumped_objects(result)
assert len(hook_calls) == 2
[(feature, scenario_1), (feature_2, scenario_2)] = hook_calls
assert feature.name == feature_2.name == "A feature"
assert scenario_1.name == "Scenario 1"
assert scenario_2.name == "Scenario 2"
def test_pytest_unconfigure_without_configure(pytester):
"""
Simulate a plugin forcing an exit during configuration before bdd is configured
https://github.com/pytest-dev/pytest-bdd/issues/362
"""
pytester.makeconftest(
"""
import pytest
def pytest_configure(config):
pytest.exit("Exit during configure", 0)
"""
)
result = pytester.runpytest()
assert result.ret == 0