Function test_nested_context_managers

tests/test_async_read_write.py:246–256

(lock_file: str, mode: Literal["read", "write"])

@pytest.mark.parametrize("mode", [pytest.param("read", id="read"), pytest.param("write", id="write")])
@pytest.mark.asyncio
async def test_nested_context_managers(lock_file: str, mode: Literal["read", "write"]) -> None:
    lock = AsyncReadWriteLock(lock_file, is_singleton=False)
    make_ctx = lock.read_lock if mode == "read" else lock.write_lock
    async with make_ctx():
        assert_mode_held(lock_file, mode)
        async with make_ctx():
            assert_mode_held(lock_file, mode)
        assert_mode_held(lock_file, mode)
    with pytest.raises(RuntimeError, match="not held"):
        await lock.release()
    await lock.close()


@pytest.mark.asyncio