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How to use __fixture_decorator_factory method in Testify

Best Python code snippet using Testify_python

test_fixtures.py

Source:test_fixtures.py

...277        return function278    return mark_test_with_suites279# unique id for fixtures280_fixture_id = [0]281def __fixture_decorator_factory(fixture_type):282    """Decorator generator for the fixture decorators.283    Tagging a class/instancemethod as 'setup', etc, will mark the method with a284    _fixture_id. Smaller fixture ids correspond to functions higher on the285    class hierarchy, since base classes (and their methods!) are created before286    their children.287    When our test cases are instantiated, they use this _fixture_id to sort288    methods into the appropriate _fixture_methods bucket. Note that this289    sorting cannot be done here, because this decorator does not recieve290    instancemethods -- which would be aware of their class -- because the class291    they belong to has not yet been created.292    **NOTE**: This means fixtures of the same type on a class will be executed293    in the order that they are defined, before/after fixtures execute on the294    parent class execute setups/teardowns, respectively.295    """296    def fixture_decorator(callable_):297        # Decorators act on *functions*, so we need to take care when dynamically298        # decorating class attributes (which are (un)bound methods).299        function = inspection.get_function(callable_)300        # record the fixture type and id for this function301        function._fixture_type = fixture_type302        if function.__name__ in DEPRECATED_FIXTURE_TYPE_MAP:303            # we push deprecated setUps/tearDowns to the beginning or end of304            # our fixture lists, respectively. this is the best we can do,305            # because these methods are generated in the order their classes306            # are created, so we can't assign a fair fixture_id to them.307            function._fixture_id = 0 if fixture_type.endswith('setup') else float('inf')308        else:309            # however, if we've tagged a fixture with our decorators then we310            # effectively register their place on the class hierarchy by this311            # fixture_id.312            function._fixture_id = _fixture_id[0]313        _fixture_id[0] += 1314        return function315    fixture_decorator.__name__ = fixture_type316    return fixture_decorator317class_setup = __fixture_decorator_factory('class_setup')318setup = __fixture_decorator_factory('setup')319teardown = __fixture_decorator_factory('teardown')320class_teardown = __fixture_decorator_factory('class_teardown')321setup_teardown = __fixture_decorator_factory('setup_teardown')322class_setup_teardown = __fixture_decorator_factory('class_setup_teardown')323class let(object):324    """Decorator that creates a lazy-evaluated helper property. The value is325    cached across multiple calls in the same test, but not across multiple326    tests.327    """328    _unsaved = []329    def __init__(self, func):330        self._func = func331        self._result = self._unsaved332    def __get__(self, test_case, cls):333        if test_case is None:334            return self335        if self._result is self._unsaved:336            self.__set__(test_case, self._func(test_case))...

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