public override void Exit()
        {
            CheckDisposed();

            m_editingHelper.Dispose();
            m_editingHelper = null;
            m_RootSite.Dispose();
            m_RootSite = null;

            base.Exit();
        }
        /// <summary>
        ///
        /// </summary>
        public override void TestTearDown()
        {
            m_editingHelper.Dispose();
            m_editingHelper = null;
            m_RootSite.Dispose();
            m_RootSite = null;

            base.TestTearDown();
        }