Function test

test/unit/core/dom/test-srcset.js:10–20

(s, expected)

describes.sandboxed('DOM - srcset', {}, () => {
  describe('parseSrcset', () => {
    function test(s, expected) {
      const res = parseSrcset(s);
      expect(res.sources_.length).to.equal(expected.length);
      for (let i = 0; i < expected.length; i++) {
        const r = res.sources_[i];
        const e = expected[i];
        expect(r.url).to.equal(e.url);
        expect(r.width).to.equal(e.width);
        expect(r.dpr).to.equal(e.dpr);
      }
    }

    it('should accept single source, default to 1px', () => {
      test(' \n image \n ', [{url: 'image', dpr: 1}]);