added unittest to verify good connectivity generation; should be failing tests

surf/test/test_polymesh.py

@@ -11,17 +11,38 @@ class TestPM(unittest.TestCase):
         path, file_name = os.path.split(__file__)
         self.samples_dir = os.path.join(path, os.pardir, os.pardir,
                 'blender', 'samples')
-        cube_file_name = os.path.join(self.samples_dir, 'cube.json')
+        full_cube_file_name = os.path.join(self.samples_dir, 'cube.json')
+        with open(full_cube_file_name) as cube_file:
+            self.full_cube = json.load(cube_file)
+
+        cube_file_name = os.path.join(self.samples_dir, 'cube-no-connectivity.json')
         with open(cube_file_name) as cube_file:
-            self.cube = json.load(cube_file)
+            self.skeleton_cube = json.load(cube_file)
+
+        self.skel = PolygonMesh(**self.skeleton_cube)
+        self.cube = PolygonMesh(**self.full_cube)
 
     def test_cube_load(self):
-        p = PolygonMesh(**self.cube)
+        p = PolygonMesh(**self.full_cube)
         v = p.vertices[0]
         self.assertAlmostEqual(v.x, -1.0)
         self.assertAlmostEqual(v.y, -1.0)
         self.assertAlmostEqual(v.z, -1.0)
 
+    def test_connectivity(self):
+        self.skel.faces_for_vert
+        self.skel.edges_for_vert
+        self.skel.edges_for_face
+        self.skel.faces_for_edge
+
+    def test_faces_for_vert(self):
+        for pi, qi in zip(self.skel.faces_for_vert, self.cube.faces_for_vert):
+            self.assertEqual(sorted(pi), sorted(qi))
+
+    def test_edges_for_vert(self):
+        for pi, qi in zip(self.skel.edges_for_vert, self.cube.edges_for_vert):
+            self.assertEqual(sorted(pi), sorted(qi))
+
 
 if __name__ == '__main__':
     unittest.main(verbosity=3)