actions.GainHealthAndClearBitsOrMSB(set()).perform_action(board, card)
state_after = board.export()
self.assertEqual(state_after['health'], state_before['health'] + 1)
actions.GainHealthAndClearBitsOrMSB(set()).perform_action(board, card)
state_after = board.export()
self.assertEqual(state_after['health'], state_before['health'] + 1)