public void CheckActionShowEnemyShouldCall()
{
int idEnemy = 0;
controllerMock.Setup(s => s.ShowEnemy(It.IsAny <int>()))
.Callback <int>((i) => idEnemy = i);
string[] command = new string[] { "check", "enemy", "1" };
action.RespondToInput(controllerMock.Object, command);
Assert.Equal(1, idEnemy);
}