I was debating with myself whether to post this - because for me it is a bit of a letdown. It could, however, help people with slow computers to feel better about turning battle animation off, so here it is:
You can actually find out who wins before animation ends by looking at the experience number of your unit (bottom left corner). If the number goes up - you win. If it stays unchanged - IA wins.
You can actually find out who wins before animation ends by looking at the experience number of your unit (bottom left corner). If the number goes up - you win. If it stays unchanged - IA wins.