def test_mesh_n_triangles02(self):
mesh1 = Mesh(vertices=np.arange(5),
polygon_vertex_indices=[
[0, 1, 2],
[4, 5, 6, 8],
])
self.assertIsNone(mesh1.n_triangles())
self.assertFalse(mesh1.is_triangulated())
def test_mesh_n_triangles01(self):
mesh1 = Mesh(vertices=np.arange(5),
polygon_vertex_indices=[
[0, 1, 2],
[4, 5, 6, 8],
],
triangle_vertex_indices=np.array([
[0, 1, 2],
[4, 5, 6],
[4, 6, 8],
]))
self.assertEqual(mesh1.n_triangles(), 3)
self.assertTrue(mesh1.is_triangulated())