public void test_rebase()
{
Entry ent = new Entry(42, DateTime.Now, "Some Entry");
Guid topic1 = Guid.NewGuid(), topic2 = Guid.NewGuid(), topic3 = Guid.NewGuid();
Dictionary <Guid, int> adjust_topics = new Dictionary <Guid, int>()
{
[topic2] = -1,
[topic3] = 1,
};
Note note = new Note("Some note", ent.guid, new HashSet <Guid>()
{
topic1, topic2
});
CampaignState state = new CampaignState();
Guid note_guid = state.notes.add_note(note);
ActionNoteUpdate action = new ActionNoteUpdate(note_guid, "Some modified note", "New note", adjust_topics);
note.topics.Add(topic2);
action.rebase(state);
Assert.AreEqual(action.contents_from, "Some note");
Assert.AreEqual(action.adjust_topics[topic2], -2);
}