def testIsreversed(self):
pts = geom.Points([(0.0,0.0),(1.0,0.0),(0.2,1.0),(1.2,1.0)])
tris1 = [[0,1,3],[0,3,2]]
tris2 = [[0,1,2],[1,3,2]]
td1 = triquad._TriDict(tris1)
td2 = triquad._TriDict(tris2)
self.assertTrue(triquad._IsReversed((0,3), td1, pts))
self.assertFalse(triquad._IsReversed((1,2), td2, pts))
self.assertFalse(triquad._IsReversed((0,1), td1, pts))
def testReversededges(self):
pts = geom.Points([(0.0,0.0),(1.0,0.0),(0.2,1.0),(1.2,1.0),(1.5,0.0)])
tris = [[0,1,3], [0,3,2], [1,4,3]]
bord = triquad._BorderEdges([[0,1,4,3,2]])
td = triquad._TriDict(tris)
ans = triquad._ReveresedEdges(tris, td, bord, pts)
self.assertEqual(ans, [(0,3)])
