Merge pull request aframevr#1975 from ryanbetts/bugfix-1959

fixed leaveCurrentIntersection not defined and added a test for it (fixes aframevr#1959)

src/components/cursor.js

@@ -103,7 +103,7 @@ module.exports.Component = registerComponent('cursor', {
     if (this.intersectedEl === intersectedEl) { return; }
 
     // Unset current intersection.
-    if (this.intersectedEl) { this.leaveCurrentIntersection(); }
+    if (this.intersectedEl) { this.clearCurrentIntersection(); }
 
     // Set new intersection.
     this.intersection = intersection;
@@ -136,7 +136,7 @@ module.exports.Component = registerComponent('cursor', {
     // Ignore if the event didn't occur on the current intersection.
     if (intersectedEl !== this.intersectedEl) { return; }
 
-    this.clearCurrentIntersection(intersectedEl);
+    this.clearCurrentIntersection();
   },
 
   clearCurrentIntersection: function () {

tests/components/cursor.test.js

@@ -10,6 +10,7 @@ suite('cursor', function () {
     var cursorEl = this.cursorEl = document.createElement('a-entity');
     this.intersection = {distance: 10.5};
     this.intersectedEl = document.createElement('a-entity');
+    this.prevIntersectedEl = document.createElement('a-entity');
     cameraEl.setAttribute('camera', 'active: true');
     cursorEl.setAttribute('cursor', '');
 
@@ -205,6 +206,24 @@ suite('cursor', function () {
       assert.ok(cursorEl.is('cursor-hovering'));
     });
 
+    test('emits a mouseleave event on the prevIntersectedEl', function (done) {
+      var cursorEl = this.cursorEl;
+      var intersection = this.intersection;
+      var intersectedEl = this.intersectedEl;
+      var prevIntersectedEl = this.prevIntersectedEl;
+      prevIntersectedEl.addEventListener('mouseleave', function (evt) {
+        done();
+      });
+      cursorEl.emit('raycaster-intersection', {
+        intersections: [intersection],
+        els: [prevIntersectedEl]
+      });
+      cursorEl.emit('raycaster-intersection', {
+        intersections: [intersection],
+        els: [intersectedEl]
+      });
+    });
+
     test('does not set fusing state on cursor if not fuse', function () {
       var cursorEl = this.cursorEl;
       var intersection = this.intersection;