warning on dublicate ids

test/unit/Node-test.js

@@ -118,20 +118,23 @@ suite('Node', function() {
     assert.equal(layer.getAbsoluteOpacity(), 0.5);
   });
 
-  test.skip('warn on duplicate id', function() {
+  test.only('warn on duplicate id', function() {
     var oldWarn = Konva.Util.warn;
     var called = false;
     Konva.Util.warn = function() {
       called = true;
     };
-    var circle = new Konva.Circle({
+    var circle1 = new Konva.Circle({
       id: 'circle'
     });
-    var circle = new Konva.Circle({
+    var circle2 = new Konva.Circle({
       id: 'circle'
     });
+
     assert.equal(called, true);
     Konva.Util.warn = oldWarn;
+    circle1.destroy();
+    circle2.destroy();
   });
 
   // ======================================================
@@ -1153,8 +1156,6 @@ suite('Node', function() {
     layer.add(circle);
     stage.add(layer);
 
-    
-
     /*
      * add custom attr that points to self.  The setAttrs method should
      * not inifinitely recurse causing a stack overflow
@@ -3085,7 +3086,7 @@ suite('Node', function() {
 
     // last shape is registered
     assert.equal(Konva.ids.shape, rect);
-    
+
     // destroying circle should not remove rect from regiter
     circle.destroy();
 

test/unit/Stage-test.js

@@ -1231,12 +1231,11 @@ suite('Stage', function() {
     image.src = url;
   });
 
-  test.only('show a warning if the stage has too many layers', function() {
+  test('show a warning if the stage has too many layers', function() {
     var stage = addStage();
     var oldWarn = Konva.Util.warn;
     var called = false;
     Konva.Util.warn = function() {
-      oldWarn.apply(null, arguments);
       called = true;
     };