changes from feedback

com.unity.perception/Editor/Character/CharacterTooling.cs

         }
 
         /// <summary>
-        /// Ensures there is pose data in the parent and child game objects of a character by checking for pos and rot
+        /// Ensures there is pose data in the parent and child game objects of a character by checking for position and rotation
         /// </summary>
         /// <param name="gameObject">Target character selected</param>
         /// <param name="failedGameObjects">List of game objects that don't have nay pose data</param>

com.unity.perception/Editor/Character/CharacterToolingLibrary.cs

             var verticies = skinnedMeshRenderer.sharedMesh.vertices;
 
             var head = animator.GetBoneTransform(HumanBodyBones.Head);
-            //Currently stage left and stage right 
+            //Currently stage left and stage right for the eyes
             var leftEye = animator.GetBoneTransform(HumanBodyBones.RightEye);
             var rightEye = animator.GetBoneTransform(HumanBodyBones.LeftEye);
 
             }
             else
             {
+                // getting the angle direction from the start point of the eyes and the distance between the left and right eyes
                 eyeDistance = Vector3.Distance(leftEye.position, rightEye.position);
                 directionLeft = Quaternion.AngleAxis(-45, -leftEye.right) * -leftEye.up;
                 directionRight = Quaternion.AngleAxis(-45, rightEye.right) * -rightEye.up;
             rayRightEye.origin = rightEye.position;
             rayRightEye.direction = directionRight * eyeDistance;
 
-            // Find the center of the face
+            // Find the center of the face by taking where the left and right eye rays drawn at 45 degrees intersect to find
+            // the average point of the nose
             for (var i = 0f; i < distanceCheck; i += 0.01f)
             {
                 var pointR = rayRightEye.GetPoint(i);
             rayEarLeft.origin = earCenter;
             rayEarLeft.direction = Vector3.left * distanceCheck;
 
-            // Find both the left and right ear from the ear center
+            // Find both the left and right ear from the ear center in the right and left directions 
             for (int v = 0; v < verticies.Length; v++)
             {
                 for (var c = eyeDistance / 2; c < distanceCheck; c += 0.001f)
                     var pointVert = verticies[v];
                     var def = 0.09f;
                     var offsetR = pointVert - pointEarRight;
-                    // Need to fix the left offset because of negative numbers
+                    // TODO: Need to fix the left offset because of negative numbers
                     var offsetL = pointVert - pointEarLeft;
                     var lenR = offsetR.sqrMagnitude;
                     var lenL = offsetL.sqrMagnitude;

com.unity.perception/Editor/Character/CharacterToolingUI.cs

     GameObject selection = null;
     int toolbarSelection = 0;
     bool drawFaceRays = false;
-    string savePath = string.Empty;
+    string savePath = "Assets/";
 
     private void OnSelectionChange()
     {
                       
                         if (!checkForJoints)
                         {
-                            if (savePath == string.Empty)
+                            if (savePath == "Assets/")
                                 test = m_contentTests.CharacterCreateNose(selection, drawFaceRays);
                             else
                                 test = m_contentTests.CharacterCreateNose(selection, drawFaceRays, savePath);

com.unity.perception/Tests/Editor/CharacterToolingTests.cs

         [Test, TestCaseSource(typeof(AssetCollection), "GameObject")]
         public void CreateEarsNoseJoints(GameObject gameObject)
         {
-            var test = contentTests.CharacterCreateNose(gameObject, true);
+            var model = contentTests.CharacterCreateNose(gameObject, true);
+            var validate = false;
+            if (model)
+                validate = contentTests.ValidateNoseAndEars(gameObject);
+            else if (!model)
+                Assert.Fail("Failed to create the Ear and Nose Joints");
-            Assert.True(test, "Failed to create ear and nose joints");
+            Assert.True(validate, "Failed to create ear and nose joints");
         }
 
         [Test, TestCaseSource(typeof(AssetCollection), "GameObject")]