def test_left_iter(self):
centr, right, v1, v2, v3, v4, v5 =\
Vertex(1,1), Vertex(4,1), Vertex(0,3), Vertex(1,2), Vertex(3,2), Vertex(0,0), Vertex(2,0)
mesh = Mesh(centr, right, v1, v2, v3, v4, v5)
for v in (v1, v2, v3, v4, v5):
mesh.add_edge(centr, v)
vertices = mesh.left_iter(centr, right)
expected = [v3, v2, v1];
got = [v for v in vertices]
self.assertListEqual(got, expected)
def test_right_iter(self):
centr, left, v1, v2, v3, v4, v5 =\
Vertex(1,1), Vertex(-1,1), Vertex(0,3), Vertex(1,2), Vertex(3,2), Vertex(0,0), Vertex(2,0)
mesh = Mesh(centr, left, v1, v2, v3, v4, v5)
for v in (v1, v2, v3, v4, v5):
mesh.add_edge(centr, v)
vertices = mesh.right_iter(centr, left)
expected = [v1, v2, v3];
got = [v for v in vertices]
print("got")
for v in got:
print (str(v))
print("exp")
for v in expected:
print (str(v))
self.assertListEqual(got, expected)
def test_join_vertices(self):
v1, v2, v3, v4, v5 = Vertex(1,2), Vertex(3,5), Vertex(3,6), Vertex(1,1), Vertex(2,3)
mesh = Mesh(v1, v2, v3, v4, v5)
mesh.join_vertices(v1, v2, v3, v4, v5)
self.assertSetEqual(set(mesh.get_edges(v1)), set((v2, v3, v4, v5)))
self.assertSetEqual(set(mesh.get_edges(v2)), set((v1, v3, v4, v5)))
self.assertSetEqual(set(mesh.get_edges(v3)), set((v1, v2, v4, v5)))
self.assertSetEqual(set(mesh.get_edges(v4)), set((v1, v2, v3, v5)))
self.assertSetEqual(set(mesh.get_edges(v5)), set((v1, v2, v3, v4)))