test_filefinder2_importlib_importmodule.py 文件源码

def test_importlib_importmodule_class_from_relative_ns_subpkg_submodule(self):
            """Verify that test class is importable relatively"""
            print_importers()
            assert __package__

            # import_module checks sys.modules by itself
            # but the test is not reflecting anything if we use the already loaded module.
            if sys.modules.get(__package__ + '.nspkg.subpkg.submodule'):
                raise unittest.SkipTest("module previously loaded".format(__package__ + '.nspkg.subpkg.submodule'))
            else:
                nspkg_subpkg_submodule = importlib.import_module('.nspkg.subpkg.submodule', package=__package__)
                test_class_in_submodule = nspkg_subpkg_submodule.TestClassInSubModule

                self.assertTrue(test_class_in_submodule is not None)
                self.assertTrue(callable(test_class_in_submodule))

                # TODO : implement some differences and check we get them...
                if hasattr(importlib, 'reload'):  # recent version of importlib
                    # attempting to reload
                    importlib.reload(nspkg_subpkg_submodule)
                else:
                    pass