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Another implementation of undo/redo

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Kodjo Sossouvi
2025-07-31 22:54:09 +02:00
parent 72f5f30da6
commit 37c91d0d5d
13 changed files with 228 additions and 94 deletions
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37
tests/test_dbengine.py
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@@ -235,3 +235,40 @@ def test_put_many_save_only_if_necessary(engine):
entry_content = engine.load(FAKE_USER_ID, "MyEntry")
assert entry_content[TAG_PARENT] == [None] # Still None, nothing was save
def test_i_can_retrieve_history_using_put(engine):
engine.put(FAKE_USER_ID, FAKE_USER_EMAIL, "MyEntry", "key1", DummyObj(1, "a", False))
engine.put(FAKE_USER_ID, FAKE_USER_EMAIL, "MyEntry", "key1", DummyObj(2, "a", False))
engine.put(FAKE_USER_ID, FAKE_USER_EMAIL, "MyEntry", "key1", DummyObj(3, "a", False))
history = engine.history(FAKE_USER_ID, "MyEntry")
assert len(history) == 3
v0 = engine.load(FAKE_USER_ID, "MyEntry", history[0])
v1 = engine.load(FAKE_USER_ID, "MyEntry", history[1])
v2 = engine.load(FAKE_USER_ID, "MyEntry", history[2])
assert v0["key1"] == DummyObj(3, "a", False)
assert v1["key1"] == DummyObj(2, "a", False)
assert v2["key1"] == DummyObj(1, "a", False)
assert v2[TAG_PARENT] == [None]
def test_i_can_retrieve_history_using_save(engine):
engine.save(FAKE_USER_ID, FAKE_USER_EMAIL, "MyEntry", {"key1" : DummyObj(1, "a", False)})
engine.save(FAKE_USER_ID, FAKE_USER_EMAIL, "MyEntry", {"key1" : DummyObj(2, "a", False)})
engine.save(FAKE_USER_ID, FAKE_USER_EMAIL, "MyEntry", {"key1" : DummyObj(3, "a", False)})
history = engine.history(FAKE_USER_ID, "MyEntry")
assert len(history) == 3
v0 = engine.load(FAKE_USER_ID, "MyEntry", history[0])
v1 = engine.load(FAKE_USER_ID, "MyEntry", history[1])
v2 = engine.load(FAKE_USER_ID, "MyEntry", history[2])
assert v0["key1"] == DummyObj(3, "a", False)
assert v1["key1"] == DummyObj(2, "a", False)
assert v2["key1"] == DummyObj(1, "a", False)
assert v2[TAG_PARENT] == [None]