Lord Bateman (a ballad with a happy ending!)
All Things Are Quite Silent (ends on an optimistic note, at least)
Dog and Gun (= Golden Glove)
Locks and Bolts

Most of those "broken token" songs end happily (even though she should be slapping him upside the head for pulling a mean trick pretending to be dead)
Claudy Banks - same story, without the token

There's plenty of pleasant pastoral romance in the Copper family repertoire - A Shepherd of the Downs is another prime example, The Wedding Song, and Spencer the Rover having been mentioned already.

No John No

My theory has been the unhappiness is more likely to lead to songs and poetry than happiness. For one, you're busy doing other things if love is going well, instead of sitting around alone.

~ Becky in Tucson