Add rendering tests

test_rendering/spec/ol/render.test.js

@@ -135,6 +135,49 @@ describe('ol.render', function() {
 
     });
 
+    it('supports lineDash styles', function(done) {
+      var vectorContext = ol.render.toContext(context, {size: [100, 100]});
+
+      var style = new ol.style.Style({
+        stroke: new ol.style.Stroke({
+          lineDash: [10, 5]
+        })
+      });
+
+      vectorContext.setStyle(style);
+
+      vectorContext.drawGeometry(new ol.geom.Polygon([
+        [[25, 25], [75, 25], [75, 75], [25, 75], [25, 25]],
+        [[40, 40], [40, 60], [60, 60], [60, 40], [40, 40]]
+      ]));
+
+      resembleCanvas(context.canvas,
+          'spec/ol/expected/render-polygon-linedash.png', IMAGE_TOLERANCE, done);
+
+    });
+
+    it('supports lineDashOffset', function(done) {
+      var vectorContext = ol.render.toContext(context, {size: [100, 100]});
+
+      var style = new ol.style.Style({
+        stroke: new ol.style.Stroke({
+          lineDash: [10, 5],
+          lineDashOffset: 5
+        })
+      });
+
+      vectorContext.setStyle(style);
+
+      vectorContext.drawGeometry(new ol.geom.Polygon([
+        [[25, 25], [75, 25], [75, 75], [25, 75], [25, 25]],
+        [[40, 40], [40, 60], [60, 60], [60, 40], [40, 40]]
+      ]));
+
+      resembleCanvas(context.canvas,
+          'spec/ol/expected/render-polygon-linedashoffset.png', IMAGE_TOLERANCE, done);
+
+    });
+
   });
 
 });

test_rendering/spec/ol/style/regularshape.test.js

@@ -119,6 +119,23 @@ describe('ol.rendering.style.RegularShape', function() {
       expectResemble(map, 'spec/ol/style/expected/regularshape-canvas.png', 9.4, done);
     });
 
+    it('supports lineDash', function(done) {
+      map = createMap('canvas');
+      createFeatures(new ol.style.Stroke({
+        lineDash: [10, 5]
+      }));
+      expectResemble(map, 'spec/ol/style/expected/regularshape-canvas-linedash.png', 5, done);
+    });
+
+    it('supports lineDashOffset', function(done) {
+      map = createMap('canvas');
+      createFeatures(new ol.style.Stroke({
+        lineDash: [10, 5],
+        lineDashOffset: 5
+      }));
+      expectResemble(map, 'spec/ol/style/expected/regularshape-canvas-linedashoffset.png', 5, done);
+    });
+
     it('tests the WebGL renderer', function(done) {
       assertWebGL();
       map = createMap('webgl');