def test_not_in_transaction(self):
event_manager = EventManager()
undo_manager = UndoManager(event_manager)
action = object()
undo_manager.add_undo_action(action)
assert undo_manager._current_transaction is None
undo_manager.begin_transaction()
undo_manager.add_undo_action(action)
assert undo_manager._current_transaction
assert undo_manager.can_undo()
assert len(undo_manager._current_transaction._actions) == 1
undo_manager.shutdown()
def test_not_in_transaction(self):
undo_manager = UndoManager()
undo_manager.init(Application)
action = object()
undo_manager.add_undo_action(action)
assert undo_manager._current_transaction is None
undo_manager.begin_transaction()
undo_manager.add_undo_action(action)
assert undo_manager._current_transaction
assert undo_manager.can_undo()
assert len(undo_manager._current_transaction._actions) == 1
undo_manager.shutdown()
def test_actions(self):
undone = [0]
def undo_action(undone=undone):
#print 'undo_action called'
undone[0] = 1
undo_manager.add_undo_action(redo_action)
def redo_action(undone=undone):
#print 'redo_action called'
undone[0] = -1
undo_manager.add_undo_action(undo_action)
undo_manager = UndoManager()
undo_manager.init(Application)
#undo_manager.begin_transaction()
tx = Transaction()
undo_manager.add_undo_action(undo_action)
assert undo_manager._current_transaction
assert undo_manager.can_undo()
assert len(undo_manager._current_transaction._actions) == 1
#undo_manager.commit_transaction()
tx.commit()
undo_manager.undo_transaction()
assert not undo_manager.can_undo(), undo_manager._undo_stack
assert undone[0] == 1, undone
undone[0] = 0
assert undo_manager.can_redo(), undo_manager._redo_stack
undo_manager.redo_transaction()
assert not undo_manager.can_redo()
assert undo_manager.can_undo()
assert undone[0] == -1, undone
undo_manager.shutdown()
def test_actions(self):
undone = [0]
def undo_action(undone=undone):
# print 'undo_action called'
undone[0] = 1
undo_manager.add_undo_action(redo_action)
def redo_action(undone=undone):
# print 'redo_action called'
undone[0] = -1
undo_manager.add_undo_action(undo_action)
undo_manager = UndoManager()
undo_manager.init(Application)
# undo_manager.begin_transaction()
tx = Transaction()
undo_manager.add_undo_action(undo_action)
assert undo_manager._current_transaction
assert undo_manager.can_undo()
assert len(undo_manager._current_transaction._actions) == 1
# undo_manager.commit_transaction()
tx.commit()
undo_manager.undo_transaction()
assert not undo_manager.can_undo(), undo_manager._undo_stack
assert undone[0] == 1, undone
undone[0] = 0
assert undo_manager.can_redo(), undo_manager._redo_stack
undo_manager.redo_transaction()
assert not undo_manager.can_redo()
assert undo_manager.can_undo()
assert undone[0] == -1, undone
undo_manager.shutdown()
def test_actions(self):
undone = [0]
def undo_action(undone=undone):
undone[0] = 1
undo_manager.add_undo_action(redo_action)
def redo_action(undone=undone):
undone[0] = -1
undo_manager.add_undo_action(undo_action)
event_manager = EventManager()
undo_manager = UndoManager(event_manager)
tx = Transaction(event_manager)
undo_manager.add_undo_action(undo_action)
assert undo_manager._current_transaction
assert undo_manager.can_undo()
assert len(undo_manager._current_transaction._actions) == 1
tx.commit()
undo_manager.undo_transaction()
assert not undo_manager.can_undo(), undo_manager._undo_stack
assert undone[0] == 1, undone
undone[0] = 0
assert undo_manager.can_redo(), undo_manager._redo_stack
undo_manager.redo_transaction()
assert not undo_manager.can_redo()
assert undo_manager.can_undo()
assert undone[0] == -1, undone
undo_manager.shutdown()
