fix(starRating): Retrieve the correct count and use numericRefinement

Closes #615

Author: Jerska

src/widgets/star-rating/__tests__/star-rating-test.js

@@ -104,16 +104,16 @@ describe('starRating()', () => {
   });
 
   it('hide the count==0 when there is a refinement', () => {
-    helper.getRefinements = sinon.stub().returns([{value: '2'}]);
-    results.getFacetValues = sinon.stub().returns([{name: '2', count: 42}]);
+    helper.getRefinements = sinon.stub().returns([{value: '1'}]);
+    results.getFacetValues = sinon.stub().returns([{name: '1', count: 42}]);
     widget.render({helper, results});
     expect(ReactDOM.render.calledOnce).toBe(true, 'ReactDOM.render called once');
     expect(ReactDOM.render.firstCall.args[0].props.facetValues).toEqual([
       {
         count: 42,
         isRefined: true,
-        name: '2',
-        stars: [true, true, false, false, false],
+        name: '1',
+        stars: [true, false, false, false, false],
         labels: defaultLabels
       }
     ]);

src/widgets/star-rating/star-rating.js

@@ -97,7 +97,9 @@ function starRating({
         if (!val || val > max - 1) {
           return;
         }
-        allValues[val] += facet.count;
+        for (let v = val; v >= 1; --v) {
+          allValues[v] += facet.count;
+        }
       });
       let refinedStar = this._getRefinedStar(helper);
       for (let star = max - 1; star >= 1; --star) {