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python3.8
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nose
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result.py
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""" Test Result ----------- Provides a TextTestResult that extends unittest's _TextTestResult to provide support for error classes (such as the builtin skip and deprecated classes), and hooks for plugins to take over or extend reporting. """ import logging try: # 2.7+ from unittest.runner import _TextTestResult except ImportError: from unittest import _TextTestResult from nose.config import Config from nose.util import isclass, ln as _ln # backwards compat log = logging.getLogger('nose.result') def _exception_detail(exc): # this is what stdlib module traceback does try: return str(exc) except: return '<unprintable %s object>' % type(exc).__name__ class TextTestResult(_TextTestResult): """Text test result that extends unittest's default test result support for a configurable set of errorClasses (eg, Skip, Deprecated, TODO) that extend the errors/failures/success triad. """ def __init__(self, stream, descriptions, verbosity, config=None, errorClasses=None): if errorClasses is None: errorClasses = {} self.errorClasses = errorClasses if config is None: config = Config() self.config = config _TextTestResult.__init__(self, stream, descriptions, verbosity) def addSkip(self, test, reason): # 2.7 skip compat from nose.plugins.skip import SkipTest if SkipTest in self.errorClasses: storage, label, isfail = self.errorClasses[SkipTest] storage.append((test, reason)) self.printLabel(label, (SkipTest, reason, None)) def addError(self, test, err): """Overrides normal addError to add support for errorClasses. If the exception is a registered class, the error will be added to the list for that class, not errors. """ ec, ev, tb = err try: exc_info = self._exc_info_to_string(err, test) except TypeError: # 2.3 compat exc_info = self._exc_info_to_string(err) for cls, (storage, label, isfail) in list(self.errorClasses.items()): #if 'Skip' in cls.__name__ or 'Skip' in ec.__name__: # from nose.tools import set_trace # set_trace() if isclass(ec) and issubclass(ec, cls): if isfail: test.passed = False storage.append((test, exc_info)) self.printLabel(label, err) return self.errors.append((test, exc_info)) test.passed = False self.printLabel('ERROR') # override to bypass changes in 2.7 def getDescription(self, test): if self.descriptions: return test.shortDescription() or str(test) else: return str(test) def printLabel(self, label, err=None): # Might get patched into a streamless result stream = getattr(self, 'stream', None) if stream is not None: if self.showAll: message = [label] if err: detail = _exception_detail(err[1]) if detail: message.append(detail) stream.writeln(": ".join(message)) elif self.dots: stream.write(label[:1]) def printErrors(self): """Overrides to print all errorClasses errors as well. """ _TextTestResult.printErrors(self) for cls in list(self.errorClasses.keys()): storage, label, isfail = self.errorClasses[cls] if isfail: self.printErrorList(label, storage) # Might get patched into a result with no config if hasattr(self, 'config'): self.config.plugins.report(self.stream) def printSummary(self, start, stop): """Called by the test runner to print the final summary of test run results. """ write = self.stream.write writeln = self.stream.writeln taken = float(stop - start) run = self.testsRun plural = run != 1 and "s" or "" writeln(self.separator2) writeln("Ran %s test%s in %.3fs" % (run, plural, taken)) writeln() summary = {} eckeys = list(self.errorClasses.keys()) for cls in eckeys: storage, label, isfail = self.errorClasses[cls] count = len(storage) if not count: continue summary[label] = count if len(self.failures): summary['failures'] = len(self.failures) if len(self.errors): summary['errors'] = len(self.errors) if not self.wasSuccessful(): write("FAILED") else: write("OK") items = list(summary.items()) if items: items.sort() write(" (") write(", ".join(["%s=%s" % (label, count) for label, count in items])) writeln(")") else: writeln() def wasSuccessful(self): """Overrides to check that there are no errors in errorClasses lists that are marked as errors and should cause a run to fail. """ if self.errors or self.failures: return False for cls in list(self.errorClasses.keys()): storage, label, isfail = self.errorClasses[cls] if not isfail: continue if storage: return False return True def _addError(self, test, err): try: exc_info = self._exc_info_to_string(err, test) except TypeError: # 2.3: does not take test arg exc_info = self._exc_info_to_string(err) self.errors.append((test, exc_info)) if self.showAll: self.stream.write('ERROR') elif self.dots: self.stream.write('E') def _exc_info_to_string(self, err, test=None): # 2.7 skip compat from nose.plugins.skip import SkipTest if isclass(err[0]) and issubclass(err[0], SkipTest): return str(err[1]) # 2.3/2.4 -- 2.4 passes test, 2.3 does not try: return _TextTestResult._exc_info_to_string(self, err, test) except TypeError: # 2.3: does not take test arg return _TextTestResult._exc_info_to_string(self, err) def ln(*arg, **kw): from warnings import warn warn("ln() has moved to nose.util from nose.result and will be removed " "from nose.result in a future release. Please update your imports ", DeprecationWarning) return _ln(*arg, **kw)