// child
    var d = document.createElement('div');
    test.appendChild(d);
    var c1 = createEnabledElement('x-compose');
    var c2 = createEnabledElement('x-compose');
    c1.$.project.appendChild(test);
    flush();
    assert.equal(test.getRootNode(), c1.root, 'getOwnerRoot incorrect for child added to element in root');
    c2.$.project.appendChild(test);
    flush();
    assert.equal(test.getRootNode(), c2.root, 'getOwnerRoot not correctly reset when element moved to different root');
    c1.append