KaneAI - World’s First E2E Software Testing Agent.Book a Demo Join TestMu Conference

How to use async_fixture method in pytest-asyncio

Best Python code snippet using pytest-asyncio_python

test_fixture_mistakes.py

Source:test_fixture_mistakes.py

...73    testdir.makepyfile(74        """75        import pytest76        @pytest.fixture77        async def async_fixture():78            pass79        def test_whatever(async_fixture):80            pass81        """82    )83    result = testdir.runpytest()84    result.assert_outcomes(errors=1)85    result.stdout.fnmatch_lines(86        ["*: Trio fixtures can only be used by Trio tests*"]87    )88@enable_trio_mode89def test_fixture_cancels_test_but_doesnt_raise(testdir, enable_trio_mode):90    enable_trio_mode(testdir)91    testdir.makepyfile(92        """93        import pytest94        import trio95        from async_generator import async_generator, yield_96        @pytest.fixture97        @async_generator98        async def async_fixture():99            with trio.CancelScope() as cscope:100                cscope.cancel()101                await yield_()102        async def test_whatever(async_fixture):103            pass104        """105    )106    result = testdir.runpytest()107    result.assert_outcomes(failed=1)108    result.stdout.fnmatch_lines(["*async_fixture*cancelled the test*"])109@enable_trio_mode110def test_too_many_clocks(testdir, enable_trio_mode):111    enable_trio_mode(testdir)112    testdir.makepyfile(...

test_fixtures.py

Source:test_fixtures.py

...9@pytest.fixture10def sync_gen_fixture():11    yield 'sync_gen_fixture'12@pytest.fixture13async def async_fixture(pytestconfig, aiolib, aiosleep):14    await aiosleep(1e-2)15    return 'async_fixture'16@pytest.fixture17async def async_gen_fixture(events, request, aiosleep):18    events.append((id(request), 'start'))19    await aiosleep(1e-2)20    yield 'async_gen_fixture'21    events.append((id(request), 'finish'))22def test_sync_fixtures(sync_fixture, sync_gen_fixture):23    assert sync_fixture == 'sync_fixture'24    assert sync_gen_fixture == 'sync_gen_fixture'25async def test_async_fixtures(async_fixture, async_gen_fixture, aiosleep):26    await aiosleep(1e-2)27    assert async_fixture == 'async_fixture'...

test_fixture.py

Source:test_fixture.py

...9@pytest.fixture10async def async_fixture_sleep():11    return await asyncio.sleep(0.1)12@pytest.fixture13async def async_fixture():14    client = mock.Mock()15    future = asyncio.Future()16    future.set_result({"foo": "bar"})17    client.assume_role.return_value = future18    return await client.assume_role()19async def test_async_fixture(async_fixture):20    assert async_fixture == {"foo": "bar"}21@pytest.fixture22def mock_fixture():23    return mock.Mock(return_value={"foo": "bar"})24@pytest.fixture25@async_generator26async def async_gen_fixture(mock_fixture):27    await yield_(mock_fixture())28async def test_async_gen_fixture(async_gen_fixture, mock_fixture):29    assert mock_fixture.called...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.