Initial commit

2020-06-13 18:34:34 +08:00
commit 52aaa9f15d
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+var Layers = require('../../../../src/api/v4/layers');
+
+describe('api/v4/layers', function () {
+  var layers;
+
+  function createFakeLayer (id) {
+    return {
+      getId: function () {
+        return id;
+      }
+    };
+  }
+
+  function seedLayers (layers) {
+    var layerA = createFakeLayer('A');
+    var layerB = createFakeLayer('B');
+    var layerC = createFakeLayer('C');
+
+    layers.add(layerA);
+    layers.add(layerB);
+    layers.add(layerC);
+
+    return [layerA, layerB, layerC];
+  }
+
+  beforeEach(function () {
+    layers = new Layers();
+  });
+
+  describe('.remove', function () {
+    it('should remove the layer from the collection', function () {
+      var createdLayers = seedLayers(layers);
+
+      layers.remove(createdLayers[1]);
+
+      expect(layers.size()).toBe(2);
+      expect(layers.indexOf(createdLayers[0])).toBe(0);
+      expect(layers.indexOf(createdLayers[2])).toBe(1);
+    });
+  });
+});