Method test

IPython/testing/ipunittest.py:156–170

(self)

        # normal unittest machinery (or Nose, or Trial) can find it.
        class Tester(unittest.TestCase):
            def test(self):
                # Make a new runner per function to be tested
                runner = DocTestRunner(verbose=d2u.verbose)
                for the_test in d2u.finder.find(func, func.__name__):
                    runner.run(the_test)
                failed = count_failures(runner)
                if failed:
                    # Since we only looked at a single function's docstring,
                    # failed should contain at most one item.  More than that
                    # is a case we can't handle and should error out on
                    if len(failed) > 1:
                        err = "Invalid number of test results: %s" % failed
                        raise ValueError(err)
                    # Report a normal failure.
                    self.fail('failed doctests: %s' % str(failed[0]))
                    
        # Rename it so test reports have the original signature.
        Tester.__name__ = func.__name__