Test to make sure that feature styles take prececence

test/spec/ol/renderer/canvas/canvasvectorlayerrenderer.test.js

@@ -0,0 +1,72 @@
+goog.provide('ol.test.renderer.canvas.VectorLayer');
+
+describe('ol.renderer.canvas.VectorLayer', function() {
+
+  describe('constructor', function() {
+
+    it('creates a new instance', function() {
+      var map = new ol.Map({
+        target: document.createElement('div')
+      });
+      var layer = new ol.layer.Vector({
+        source: new ol.source.Vector()
+      });
+      var renderer = new ol.renderer.canvas.VectorLayer(map.getRenderer(),
+          layer);
+      expect(renderer).to.be.a(ol.renderer.canvas.VectorLayer);
+    });
+
+    it('gives precedence to feature styles over layer styles', function() {
+      var target = document.createElement('div');
+      target.style.width = '256px';
+      target.style.height = '256px';
+      document.body.appendChild(target);
+      var map = new ol.Map({
+        view: new ol.View({
+          center: [0, 0],
+          zoom: 0
+        }),
+        target: target
+      });
+      var layerStyle = [new ol.style.Style({
+        text: new ol.style.Text({
+          text: 'layer'
+        })
+      })];
+      var featureStyle = [new ol.style.Style({
+        text: new ol.style.Text({
+          text: 'feature'
+        })
+      })];
+      var feature1 = new ol.Feature(new ol.geom.Point([0, 0]));
+      var feature2 = new ol.Feature(new ol.geom.Point([0, 0]));
+      feature2.setStyle(featureStyle);
+      var layer = new ol.layer.Vector({
+        source: new ol.source.Vector({
+          features: [feature1, feature2]
+        }),
+        style: layerStyle
+      });
+      map.addLayer(layer);
+      var spy = sinon.spy(map.getRenderer().getLayerRenderer(layer),
+          'renderFeature');
+      map.renderSync();
+      expect(spy.getCall(0).args[3]).to.be(layerStyle);
+      expect(spy.getCall(1).args[3]).to.be(featureStyle);
+      document.body.removeChild(target);
+    });
+
+  });
+
+});
+
+
+goog.require('ol.Feature');
+goog.require('ol.Map');
+goog.require('ol.View');
+goog.require('ol.geom.Point');
+goog.require('ol.layer.Vector');
+goog.require('ol.renderer.canvas.VectorLayer');
+goog.require('ol.source.Vector');
+goog.require('ol.style.Style');
+goog.require('ol.style.Text');