def METHOD_NAME(self):
    result = extract_continuations.migrate(WITH_HISTORY)
    assert result.get("bibjson", {}).get("replaces") == ["9999-9999", "8888-8888"]
    time.sleep(2)
    nine = models.Journal.find_by_issn("9999-9999")
    assert len(nine) == 1
    one = models.Journal.find_by_issn("1111-1111")
    assert len(one) == 1