def step_it_should_fail_with(context):
    '''
    EXAMPLE:
        ...
        when I run "behave ..."
        then it should fail with:
            """
            TEXT
            """
    '''
    assert context.text is not None, "ENSURE: multiline text is provided."
    step_command_output_should_contain(context)
    assert_that(context.command_result.returncode, is_not(equal_to(0)))