r-tooltip>
      </div>
    </template>
  </test-fixture>

  <script>
    function isHidden(element) {
      var rect = element.getBoundingClientRect();
      return (rect.width == 0 && rect.height == 0);
    }

    suite('basic', function() {
      test('tooltip is shown when target is focused', function() {
        var f = fixture('no-text');
        var target = f.querySelector('#target');
        var tooltip = f.querySelector('paper-tooltip');

        var actualTooltip = Polymer.dom(tooltip.root).query