Initial commit

2020-06-13 18:34:34 +08:00
commit 52aaa9f15d
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+var Backbone = require('backbone');
+var CategoriesCollection = require('../../../../src/dataviews/category-dataview/categories-collection');
+
+describe('categories-collection', function () {
+  var aggregationModel;
+  var collection;
+
+  beforeEach(function () {
+    aggregationModel = new Backbone.Model({
+      aggregation: 'count'
+    });
+
+    collection = new CategoriesCollection(null, {
+      aggregationModel: aggregationModel
+    });
+  });
+
+  describe('.reset', function () {
+    it('should NOT filter null values when categories are aggregated by "count"', function () {
+      collection.reset([{
+        name: 'foo',
+        value: 1
+      }, {
+        name: 'bar',
+        value: 10
+      }, {
+        name: 'wadus',
+        value: null
+      }]);
+
+      expect(collection.length).toBe(3);
+      expect(collection.pluck('name').sort()).toEqual([ 'foo', 'bar', 'wadus' ].sort());
+      expect(collection.pluck('value').sort()).toEqual([ 1, 10, null ].sort());
+    });
+
+    it('should filter null values when categories are NOT aggregated by "count"', function () {
+      aggregationModel.set({aggregation: 'avg'});
+      collection.reset([{
+        name: 'foo',
+        value: 1
+      }, {
+        name: 'bar',
+        value: 10
+      }, {
+        name: 'wadus',
+        value: null
+      }]);
+      expect(collection.length).toBe(2);
+      expect(collection.pluck('name').sort()).toEqual([ 'foo', 'bar' ].sort());
+      expect(collection.pluck('value').sort()).toEqual([ 1, 10 ].sort());
+    });
+  });
+});