<sky>
<import src="../resources/chai.sky" />
<import src="../resources/mocha.sky" />
<div></div>
<style>
div {
  width: 100px;
  height: 100px;
  background: red;
  position: relative;
  transition: width  2s;
  transition-timing-function: linear;
}

div#example {
  width: 200px;
}
</style>
<script>
var example = document.querySelector('div');
example.offsetWidth; // force a style resolution so that next line's assigment triggers the transition
example.id = "example";

describe('width', function() {
  it('should transition from 100px to 200px', function() {
    internals.pauseAnimations(1);
    assert.equal('150px', getComputedStyle(example).width);
  });
});
</script>
</sky>