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How to use setup_step_decorators method in Behave

Best Python code snippet using behave

runner_util.py

Source:runner_util.py

...333    step_globals = {334        "use_step_matcher": matchers.use_step_matcher,335        "step_matcher":     matchers.step_matcher, # -- DEPRECATING336    }337    setup_step_decorators(step_globals)338    # -- Allow steps to import other stuff from the steps dir339    # NOTE: Default matcher can be overridden in "environment.py" hook.340    with PathManager(step_paths):341        default_matcher = matchers.current_matcher342        for path in step_paths:343            for name in sorted(os.listdir(path)):344                if name.endswith(".py"):345                    # -- LOAD STEP DEFINITION:346                    # Reset to default matcher after each step-definition.347                    # A step-definition may change the matcher 0..N times.348                    # ENSURE: Each step definition has clean globals.349                    # try:350                    step_module_globals = step_globals.copy()351                    exec_file(os.path.join(path, name), step_module_globals)352                    matchers.current_matcher = default_matcher353def make_undefined_step_snippet(step, language=None):354    """Helper function to create an undefined-step snippet for a step.355    :param step: Step to use (as Step object or string).356    :param language: i18n language, optionally needed for step text parsing.357    :return: Undefined-step snippet (as string).358    """359    if isinstance(step, string_types):360        step_text = step361        steps = parser.parse_steps(step_text, language=language)362        step = steps[0]363        assert step, "ParseError: %s" % step_text364    prefix = u"u"365    single_quote = "'"366    if single_quote in step.name:367        step.name = step.name.replace(single_quote, r"\'")368    schema = u"@%s(%s'%s')\ndef step_impl(context):\n"369    schema += u"    raise NotImplementedError(%s'STEP: %s %s')\n\n"370    snippet = schema % (step.step_type, prefix, step.name,371                        prefix, step.step_type.title(), step.name)372    return snippet373def make_undefined_step_snippets(undefined_steps, make_snippet=None):374    """Creates a list of undefined step snippets.375    Note that duplicated steps are removed internally.376    :param undefined_steps: List of undefined steps (as Step object or string).377    :param make_snippet:    Function that generates snippet (optional)378    :return: List of undefined step snippets (as list of strings)379    """380    if make_snippet is None:381        make_snippet = make_undefined_step_snippet382    # -- NOTE: Remove any duplicated undefined steps.383    step_snippets = []384    collected_steps = set()385    for undefined_step in undefined_steps:386        if undefined_step in collected_steps:387            continue388        collected_steps.add(undefined_step)389        step_snippet = make_snippet(undefined_step)390        step_snippets.append(step_snippet)391    return step_snippets392def print_undefined_step_snippets(undefined_steps, stream=None, colored=True):393    """394    Print snippets for the undefined steps that were discovered.395    :param undefined_steps:  List of undefined steps (as list<string>).396    :param stream:      Output stream to use (default: sys.stderr).397    :param colored:     Indicates if coloring should be used (default: True)398    """399    if not undefined_steps:400        return401    if not stream:402        stream = sys.stderr403    msg = u"\nYou can implement step definitions for undefined steps with "404    msg += u"these snippets:\n\n"405    msg += u"\n".join(make_undefined_step_snippets(undefined_steps))406    if colored:407        # -- OOPS: Unclear if stream supports ANSI coloring.408        from behave.formatter.ansi_escapes import escapes409        msg = escapes['undefined'] + msg + escapes['reset']410    stream = ensure_stream_with_encoder(stream)411    stream.write(msg)412    stream.flush()413def reset_runtime():414    """Reset runtime environment.415    Best effort to reset module data to initial state.416    """417    from behave import step_registry418    from behave import matchers419    # -- RESET 1: behave.step_registry420    step_registry.registry = step_registry.StepRegistry()421    step_registry.setup_step_decorators(None, step_registry.registry)422    # -- RESET 2: behave.matchers423    matchers.ParseMatcher.custom_types = {}...

step_registry.py

Source:step_registry.py

...74            return wrapper75        return decorator76registry = StepRegistry()77# -- Create the decorators78def setup_step_decorators(run_context=None, registry=registry):79    if run_context is None:80        run_context = globals()81    for step_type in ('given', 'when', 'then', 'step'):82        step_decorator = registry.make_decorator(step_type)83        run_context[step_type.title()] = run_context[step_type] = step_decorator84# -----------------------------------------------------------------------------85# MODULE INIT:86# -----------------------------------------------------------------------------87# limit import * to just the decorators88names = 'given when then step'89names = names + ' ' + names.title()90__all__ = names.split()...

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