=================================== FAILURES ===================================
___ TestAsyncStepDecoratorPy34.test_step_decorator_async_run_until_complete2 ___

self = <tests.api._test_async_step34.TestAsyncStepDecoratorPy34 object at 0x1053c5150>

    def test_step_decorator_async_run_until_complete2(self):
        step_container = SimpleStepContainer()
        with use_step_import_modules(step_container):
            # -- STEP-DEFINITIONS EXAMPLE (as MODULE SNIPPET):
            # VARIANT 2: Use @asyncio.coroutine def step_impl()
            from behave import step
            from behave.api.async_step import async_run_until_complete
            import asyncio
    
            @step('a tagged-coroutine async step waits "{duration:f}" seconds')
            @async_run_until_complete
            @asyncio.coroutine
            def step_async_step_waits_seconds2(context, duration):
                yield from asyncio.sleep(duration)
    
        # -- USES: async def step_impl(...) as async-step (coroutine)
        AsyncStepTheory.validate(step_async_step_waits_seconds2)
    
        # -- RUN ASYNC-STEP: Verify that it is behaving correctly.
        # ENSURE: Execution of async-step matches expected duration.
        context = Context(runner=Runner(config={}))
        with StopWatch() as stop_watch:
            step_async_step_waits_seconds2(context, duration=0.2)
>       assert abs(stop_watch.duration - 0.2) <= 0.05
E       AssertionError

tests/api/_test_async_step34.py:75: AssertionError
___ TestAsyncStepDecoratorPy35.test_step_decorator_async_run_until_complete1 ___

self = <tests.api._test_async_step35.TestAsyncStepDecoratorPy35 object at 0x1051bd890>

    def test_step_decorator_async_run_until_complete1(self):
        step_container = SimpleStepContainer()
        with use_step_import_modules(step_container):
            # -- STEP-DEFINITIONS EXAMPLE (as MODULE SNIPPET):
            # VARIANT 1: Use async def step_impl()
            from behave import step
            from behave.api.async_step import async_run_until_complete
            import asyncio
    
            @step('an async coroutine step waits "{duration:f}" seconds')
            @async_run_until_complete
            async def step_async_step_waits_seconds(context, duration):
                await asyncio.sleep(duration)
    
        # -- USES: async def step_impl(...) as async-step (coroutine)
        AsyncStepTheory.validate(step_async_step_waits_seconds)
    
        # -- RUN ASYNC-STEP: Verify that it is behaving correctly.
        # ENSURE: Execution of async-step matches expected duration.
        context = Context(runner=Runner(config={}))
        with StopWatch() as stop_watch:
            step_async_step_waits_seconds(context, 0.2)
>       assert abs(stop_watch.duration - 0.2) <= 0.05
E       AssertionError

tests/api/_test_async_step35.py:75: AssertionError
=============================== warnings summary ===============================
tests/unit/test_behave4cmd_command_shell_proc.py:26
  /private/tmp/nix-build-behave-1.2.7.dev1.drv-1/source/tests/unit/test_behave4cmd_command_shell_proc.py:26: DeprecationWarning: invalid escape sequence \w
    winpath_pattern = u"^([A-Za-z]:(\\[\w\.\-]+)+)|((\\[\w\.\-]+)*)|(\s[\w\.\-]+([\w\.\-]+)*)$"

-- Docs: https://docs.pytest.org/en/latest/warnings.html
- generated xml file: /private/tmp/nix-build-behave-1.2.7.dev1.drv-1/source/build/testing/report.xml -
- generated html file: file:///private/tmp/nix-build-behave-1.2.7.dev1.drv-1/source/build/testing/report.html -
=========================== short test summary info ============================
FAILED tests/api/test_async_step.py::TestAsyncStepDecoratorPy34::test_step_decorator_async_run_until_complete2
FAILED tests/api/test_async_step.py::TestAsyncStepDecoratorPy35::test_step_decorator_async_run_until_complete1
======= 2 failed, 1248 passed, 7 skipped, 2 xfailed, 1 warning in 12.80s =======

pytest tests -k "not test_step_decorator_async_run_until_complete"