Added ol.style.Icon#clone test

src/ol/style/icon.js

@@ -181,18 +181,18 @@ ol.inherits(ol.style.Icon, ol.style.Image);
 ol.style.Icon.prototype.clone = function() {
   var useImg = (this.iconImage_.getImageState() === ol.Image.State.LOADED);
   return new ol.style.Icon({
-    anchor: this.getAnchor().slice(0),
+    anchor: this.anchor_.slice(0),
-    anchorOrigin: this.anchorOrigin_.slice(0),
+    anchorOrigin: this.anchorOrigin_,
     anchorXUnits: this.anchorXUnits_,
     anchorYUnits: this.anchorYUnits_,
     crossOrigin: this.crossOrigin_,
-    color: this.color_.slice(0),
+    color: this.color_ !== null ? this.color_.slice(0) : undefined,
     img: useImg ? this.getImage(1) : undefined,
     imgSize: useImg ? this.iconImage_.getSize().slice(0) : undefined,
     src: useImg ? undefined : this.getSrc(),
     offset: this.offset_.slice(0),
     offsetOrigin: this.offsetOrigin_,
-    size: this.getSize().slice(0),
+    size: this.size_ !== null ? this.size_.slice(0) : undefined,
     opacity: this.getOpacity(),
     scale: this.getScale(),
     snapToPixel: this.getSnapToPixel(),

test/spec/ol/style/fill.test.js

@@ -18,7 +18,7 @@ describe('ol.style.Fill', function() {
         color: '#319FD3'
       });
       var clone = original.clone();
-      expect(original.getColor()).to.be(clone.getColor());
+      expect(original.getColor()).to.eql(clone.getColor());
     });
   });
 });

test/spec/ol/style/icon.test.js

@@ -38,6 +38,67 @@ describe('ol.style.Icon', function() {
 
   });
 
+  describe('#clone', function() {
+
+    it('creates a new ol.style.Icon', function() {
+      var original = new ol.style.Icon({
+        src: src
+      });
+      var clone = original.clone();
+      expect(clone instanceof ol.style.Icon).to.be(true);
+      expect(clone).to.not.be(original);
+    });
+
+    it('clones all values ', function() {
+      var canvas = document.createElement('canvas');
+      var original = new ol.style.Icon({
+        anchor: [1, 0],
+        anchorOrigin: 'bottom-right',
+        anchorXUnits: 'pixels',
+        anchorYUnits: 'pixels',
+        color: '#319FD3',
+        crossOrigin: 'Anonymous',
+        img: canvas,
+        imgSize: size,
+        offset: [1, 2],
+        offsetOrigin: 'bottom-left',
+        opacity: 0.5,
+        scale: 2,
+        snapToPixel: false,
+        rotation: 4,
+        size: [10, 12]
+      });
+
+      var clone = original.clone();
+      expect(original.getAnchor()).to.not.be(clone.getAnchor());
+      expect(original.getAnchor()).to.eql(clone.getAnchor());
+      expect(original.anchorOrigin_).to.be(clone.anchorOrigin_);
+      expect(original.anchorXUnits_).to.be(clone.anchorXUnits_);
+      expect(original.anchorYUnits_).to.be(clone.anchorYUnits_);
+      expect(original.crossOrigin_).to.be(clone.crossOrigin_);
+      expect(original.color_).to.not.be(clone.color_);
+      expect(original.color_).to.eql(clone.color_);
+      expect(original.getImage(1).src).to.be(clone.getImage(1).src);
+      expect(original.getImage(1).toDataURL()).to.be(original.getImage(1).toDataURL());
+      expect(original.offset_).to.not.be(clone.offset_);
+      expect(original.offset_).to.eql(clone.offset_);
+      expect(original.offsetOrigin_).to.be(clone.offsetOrigin_);
+      expect(original.getSize()).not.to.be(clone.getSize());
+      expect(original.getSize()).to.eql(clone.getSize());
+      expect(original.getSrc()).to.not.eql(clone.getSrc());
+      expect(original.getOpacity()).to.be(clone.getOpacity());
+      expect(original.getRotation()).to.be(clone.getRotation());
+      expect(original.getRotateWithView()).to.be(clone.getRotateWithView());
+      expect(original.getSnapToPixel()).to.be(clone.getSnapToPixel());
+
+      var original2 = new ol.style.Icon({
+        src: src
+      });
+      var clone2 = original2.clone();
+      expect(original2.getSrc()).to.be(clone2.getSrc());
+    });
+  });
+
   describe('#getAnchor', function() {
     var fractionAnchor = [0.25, 0.25];