| Function | pop_questionemailjobs | Undocumented |
| Class | FakeQuestionModifiedNotification | Subclass that do not send emails and with simpler initialization. |
| Class | StubQuestion | Question with a only an id and title attributes. |
| Class | StubQuestionMessage | Question message with only a subject attribute. |
| Class | FakeUser | A fake user. |
| Class | FakeEvent | A fake event. |
| Class | QuestionModifiedDefaultNotificationTestCase | Test cases for mail notifications about modified questions. |
| Class | FakeQuestionModifiedOwnerNotification | A subclass that does not send emails. |
| Class | QuestionModifiedOwnerNotificationTestCase | Test cases for mail notifications about owner modified questions. |
| Class | FakeQuestionAddedNotification | A subclass that does not send emails. |
| Class | QuestionAddedNotificationTestCase | Test cases for mail notifications about created questions. |
| Class | FakeQuestionUnsupportedLanguageNotification | A subclass that does not send emails. |
| Class | QuestionUnsupportedLanguageNotificationTestCase | Test notifications about questions with unsupported languages. |
| Class | FakeQuestionNotification | A subclass to exercise question notifcations. |
| Class | QuestionNotificationTestCase | Test common question notification behaviour. |