TST: Add a test for TripWire.
TST: Add a test for TripWire.

StongeEtienne/dipy,villalonreina/dipy,FrancoisRheaultUS/dipy,StongeEtienne/dipy,matthieudumont/dipy,nilgoyyou/dipy,villalonreina/dipy,nilgoyyou/dipy,FrancoisRheaultUS/dipy,matthieudumont/dipy