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How to use proxied_attribute method in Nose

Best Python code snippet using nose

proxy.py

Source:proxy.py

...15"""16import logging17from nose.config import Config18log = logging.getLogger(__name__)19def proxied_attribute(local_attr, proxied_attr, doc):20    """Create a property that proxies attribute ``proxied_attr`` through21    the local attribute ``local_attr``.22    """23    def fget(self):24        return getattr(getattr(self, local_attr), proxied_attr)25    def fset(self, value):26        setattr(getattr(self, local_attr), proxied_attr, value)27    def fdel(self):28        delattr(getattr(self, local_attr), proxied_attr)29    return property(fget, fset, fdel, doc)30class ResultProxyFactory(object):31    """Factory for result proxies. Generates a ResultProxy bound to each test32    and the result passed to the test.33    """34    def __init__(self, config=None):35        if config is None:36            config = Config()37        self.config = config38        self.__prepared = False39        self.__result = None40    def __call__(self, result, test):41        """Return a ResultProxy for the current test.42        On first call, plugins are given a chance to replace the43        result used for the remaining tests. If a plugin returns a44        value from prepareTestResult, that object will be used as the45        result for all tests.46        """47        if not self.__prepared:48            self.__prepared = True49            plug_result = self.config.plugins.prepareTestResult(result)50            if plug_result is not None:51                self.__result = result = plug_result52        if self.__result is not None:53            result = self.__result54        return ResultProxy(result, test, config=self.config)55class ResultProxy(object):56    """Proxy to TestResults (or other results handler).57    One ResultProxy is created for each nose.case.Test. The result58    proxy calls plugins with the nose.case.Test instance (instead of59    the wrapped test case) as each result call is made. Finally, the60    real result method is called, also with the nose.case.Test61    instance as the test parameter.62    63    """    64    def __init__(self, result, test, config=None):65        if config is None:66            config = Config()67        self.config = config68        self.plugins = config.plugins69        self.result = result70        self.test = test71    def __repr__(self):72        return repr(self.result)73    def assertMyTest(self, test):74        # The test I was called with must be my .test or my75        # .test's .test. or my .test.test's .case76        case = getattr(self.test, 'test', None)77        assert (test is self.test 78                or test is case 79                or test is getattr(case, '_nose_case', None), 80                "ResultProxy for %r (%s) was called with test %r (%s)" 81                % (self.test, id(self.test), test, id(test)))82    83    def afterTest(self, test):84        self.assertMyTest(test)85        self.plugins.afterTest(self.test)86        if hasattr(self.result, "afterTest"):87            self.result.afterTest(self.test)88    def beforeTest(self, test):89        self.assertMyTest(test)90        self.plugins.beforeTest(self.test)91        if hasattr(self.result, "beforeTest"):92            self.result.beforeTest(self.test)93    def addError(self, test, err):94        self.assertMyTest(test)95        plugins = self.plugins96        plugin_handled = plugins.handleError(self.test, err)97        if plugin_handled:98            return99        formatted = plugins.formatError(self.test, err)100        if formatted is not None:101            err = formatted102        plugins.addError(self.test, err)103        self.result.addError(self.test, err)104        if not self.result.wasSuccessful() and self.config.stopOnError:105            self.shouldStop = True106    def addFailure(self, test, err):107        self.assertMyTest(test)108        plugins = self.plugins109        plugin_handled = plugins.handleFailure(self.test, err)110        if plugin_handled:111            return112        formatted = plugins.formatFailure(self.test, err)113        if formatted is not None:114            err = formatted115        plugins.addFailure(self.test, err)116        self.result.addFailure(self.test, err)117        if self.config.stopOnError:118            self.shouldStop = True119    120    def addSuccess(self, test):121        self.assertMyTest(test)122        self.plugins.addSuccess(self.test)123        self.result.addSuccess(self.test)124    def startTest(self, test):125        self.assertMyTest(test)126        self.plugins.startTest(self.test)127        self.result.startTest(self.test)128    129    def stop(self):130        self.result.stop()131    132    def stopTest(self, test):133        self.assertMyTest(test)134        self.plugins.stopTest(self.test)135        self.result.stopTest(self.test)136    # proxied attributes137    shouldStop = proxied_attribute('result', 'shouldStop',138                                    """Should the test run stop?""")139    errors = proxied_attribute('result', 'errors',140                               """Tests that raised an exception""")141    failures = proxied_attribute('result', 'failures',142                                 """Tests that failed""")143    testsRun = proxied_attribute('result', 'testsRun',...

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