GUI acceptance tests using environment deployed from packages.

Build: #883 failed

Job: Oneprovider data tab failed

user uploads more than 50 files and uses files list lazy loading[1oz 1op deployed]: Test case result

The below summarizes the result of the test " user uploads more than 50 files and uses files list lazy loading[1oz 1op deployed]" in build 883 of Onedata Products - gui acceptance pkg - Chrome oneprovider data tab tests.
Description
user uploads more than 50 files and uses files list lazy loading[1oz 1op deployed]
Test class
gui.scenarios.test_oneprovider_data_tab
Method
test_user_uploads_more_than_50_files_and_uses_files_list_lazy_loading[1oz_1op_deployed]
Duration
2 mins
Status
Failed (New Failure)

Error Log

NameError: name '_change_iframe_for_file_browser' is not defined
request = <FixtureRequest for <Function 'test_user_uploads_more_than_50_files_and_uses_files_list_lazy_loading[1oz_1op_deployed]'>>

    @pytest.mark.usefixtures(*function_args)
    def scenario_wrapper(request):
>       _execute_scenario(feature, scenario, request, encoding)

/usr/local/lib/python3.6/dist-packages/pytest_bdd/scenario.py:227: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
/usr/local/lib/python3.6/dist-packages/pytest_bdd/scenario.py:189: in _execute_scenario
    _execute_step_function(request, scenario, step, step_func)
/usr/local/lib/python3.6/dist-packages/pytest_bdd/scenario.py:130: in _execute_step_function
    step_func(**kwargs)
tests/utils/bdd_utils.py:76: in wrapper
    return fun(*ba.args, **ba.kwargs)
<decorator-gen-458>:2: in wait_for_file_upload_to_finish
    ???
tests/utils/utils.py:80: in wrapper
    return fun(*args, **kwargs)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

selenium = {'browser': <selenium.webdriver.chrome.webdriver.WebDriver (session="7d1d05ddaf8e512310b022e67539a122")>}
browser_id = 'browser', popups = <class 'tests.gui.utils.common.popups.Popups'>

    @wt(parsers.parse('user of {browser_id} waits for file upload to finish'))
    @repeat_failed(timeout=WAIT_BACKEND * 3)
    def wait_for_file_upload_to_finish(selenium, browser_id, popups):
        driver = selenium[browser_id]
        driver.switch_to.default_content()
        assert not popups(driver).is_upload_presenter(), (
            'file upload not finished '
            'within given time')
>       _change_iframe_for_file_browser(selenium, browser_id)
E       NameError: name '_change_iframe_for_file_browser' is not defined

tests/gui/steps/oneprovider/data_tab.py:329: NameError