m(container).querySelector('#l');
        var input = Polymer.dom(container).querySelector('#i');

        // Label is initially visible.
        assert.equal(getComputedStyle(label).visibility, 'visible', 'label has visibility:visible');

        // After entering text, the label floats, and it is not indented.
        input.bindValue = 'foobar';
        requestAnimationFrame(function() {
          assert.notEqual(getTransform(label), 'none', 'label has transform');
          assert.equal(label.getBounding