def METHOD_NAME(self):
    account = self.setup_account()
    url = "https://" + account.name + ".blob.core.windows.net/testcontainer/extrafolder"
    blob_service, container_name, key_prefix = \
        StorageUtilities.get_blob_client_by_uri(url, self.session)
    self.assertIsNotNone(blob_service)
    self.assertEqual(container_name, "testcontainer")
    self.assertEqual(key_prefix, "extrafolder")