Exemplo n.º 1
0
    def from_file(cls, file_):
        """
        Construct a test class from a feature file.
        """

        feature = TestFeature.from_file(file_)

        background = cls.make_background(feature.background)
        scenarios = [
            cls.make_scenario(scenario, i + 1)
            for i, scenario in enumerate(feature.scenarios)
        ]

        before_feature, after_feature = \
            CALLBACK_REGISTRY.before_after('feature')

        members = {
            'feature': feature,
            'background': background,
            'before_feature': staticmethod(before_feature),
            'after_feature': staticmethod(after_feature),
        }

        members.update({
            scenario.__name__: scenario
            for scenario in scenarios
        })

        class_name = identifier(feature.name)

        testclass = type(class_name, (cls,), members)
        testclass.feature.testclass = testclass
        return testclass
Exemplo n.º 2
0
    def from_file(cls, file_):
        """
        Construct a test class from a feature file.
        """

        feature = TestFeature.from_file(file_)

        background = cls.make_background(feature.background)
        scenarios = [
            example for i, scenario in enumerate(feature.scenarios)
            for example in cls.make_examples(scenario, i + 1)
        ]

        before_feature, after_feature = \
            CALLBACK_REGISTRY.before_after('feature')

        members = {
            'feature': feature,
            'background': background,
            'before_feature': staticmethod(before_feature),
            'after_feature': staticmethod(after_feature),
        }

        members.update({scenario.__name__: scenario for scenario in scenarios})

        class_name = identifier(feature.name)

        testclass = type(class_name, (cls, ), members)
        testclass.feature.testclass = testclass
        return testclass
Exemplo n.º 3
0
def make_function(source, context=None, source_file=None, name=None):
    """
    Compile and evaluate given source to a function given the specified
    globals.
    Optionally set the file and name of the function.
    """

    func = ast.parse(source)

    # Check that generated code is a function
    # pylint:disable=unidiomatic-typecheck
    if type(func) != type(FUNCTION_DEF_SAMPLE) \
            or len(func.body) != 1 \
            or type(func.body[0]) != type(FUNCTION_DEF_SAMPLE.body[0]):
        raise ValueError("source must be a function definition.")
    # pylint:enable=unidiomatic-typecheck

    # Set or record the function name
    if name is not None:
        func.body[0].name = name = identifier(name)
    else:
        name = func.body[0].name

    # TODO: What's a better default for file?
    if source_file is None:
        source_file = '<generated>'

    context = context or {}

    code = compile(func, source_file, 'exec')
    eval(code, context)  # pylint:disable=eval-used

    return context[name]
Exemplo n.º 4
0
def make_function(source, context=None, source_file=None, name=None):
    """
    Compile and evaluate given source to a function given the specified
    globals.
    Optionally set the file and name of the function.
    """

    func = ast.parse(source)

    # Check that generated code is a function
    # pylint:disable=unidiomatic-typecheck
    if type(func) != type(FUNCTION_DEF_SAMPLE) \
            or len(func.body) != 1 \
            or type(func.body[0]) != type(FUNCTION_DEF_SAMPLE.body[0]):
        raise ValueError("source must be a function definition.")
    # pylint:enable=unidiomatic-typecheck

    # Set or record the function name
    if name is not None:
        func.body[0].name = name = identifier(name)
    else:
        name = func.body[0].name

    # TODO: What's a better default for file?
    if source_file is None:
        source_file = '<generated>'

    context = context or {}

    code = compile(func, source_file, 'exec')
    eval(code, context)  # pylint:disable=eval-used

    return context[name]