text: import {createHitDetectionImageData} from '../../../../../src/ol/render/canvas/hitdetect.js';
  import {create} from '../../../../../src/ol/transform.js';
  import Feature from '../../../../../src/ol/Feature.js';
  import Point from '../../../../../src/ol/geom/Point.js';
  import {Style} from '../../../../../src/ol/style.js';
  import Circle from '../../../../../src/ol/style/Circle.js';
  
  describe('hitdetect', function() {
  
    let features, styleFunction;
  
    beforeEach(function() {
      features = [
        new Feature(new Point([0, 75])),
        new Feature(new Point([0, 50])),
        new Feature(new Point([0, 25])),
        new Feature(new Point([0, 0]))
      ];
      styleFunction = function() {
        return new Style({
          image: new Circle({
            radius: 5
          })
        });
      };
    });
  
    it ('does not exceed the color range', function() {
      const imageData = createHitDetectionImageData([2, 2], [create()], features, styleFunction, [0, 0, 0, 0], 1, 0);
      expect(Array.prototype.slice.call(imageData.data, 0, 3)).to.eql([255, 255, 252]);
    });
  
  });
  