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• Return the img element or FileReader object to allow aborting the image load1ms ‣

  var img = loadImage(blobGIF, function () {})
  expect(img).to.be.an.instanceOf(Object)
  expect(img.onload).to.be.a('function')
  expect(img.onerror).to.be.a('function')

• Load image url5ms ‣

  expect(
    loadImage(imageUrlGIF, function (img) {
      expect(img.width).to.equal(80)
      expect(img.height).to.equal(60)
      done()
    })
  ).to.be.ok

• Load image blob2ms ‣

  expect(
    loadImage(blobGIF, function (img) {
      expect(img.width).to.equal(80)
      expect(img.height).to.equal(60)
      done()
    })
  ).to.be.ok

• Return image loading error to callback9ms ‣

  expect(
    loadImage('404', function (img) {
      expect(img).to.be.an.instanceOf(window.Event)
      expect(img.type).to.equal('error')
      done()
    })
  ).to.be.ok