EventCatchingGame game = createGame("/saved-games/actionPhase.jcz");
assertTrue(game.getPhase() instanceof ActionPhase);
String s1 = snapshotGame(game);
Phase phase = game.getPhase();
phase.placeTowerPiece(new Position(1, -2));
//assertEquals(2, game.events.size()); //TowerIncreasedEvent, SelectActionEvent
TowerIncreasedEvent ev = (TowerIncreasedEvent) game.events.get(0);
ev.undo(game);
game.setPhase(phase);