finally {
                    tgt.delete();
                }
            }
            catch ( SmbUnsupportedOperationException e ) {
                try ( SmbTreeHandle th = defaultShareRoot.getTreeHandle() ) {
                    Assume.assumeTrue("Not SMB2", th.isSMB2());
                }
                throw e;
            }
            finally {
                if ( !renamed && f.exists() ) {

        Assert.assertTrue(f2 instanceof SmbFile);
        try ( SmbTreeHandleInternal th1 = (SmbTreeHandleInternal) ( (SmbFile) f1 ).getTreeHandle();
              SmbTreeHandleInternal th2 = (SmbTreeHandleInternal) ( (SmbFile) f2 ).getTreeHandle();
              SmbSessionInternal sess1 = th1.getSession().unwrap(SmbSessionInternal.class);

        CIFSContext ctx = getContext().withCredentials(creds);
        try ( SmbFile f = new SmbFile(getTestShareURL(), ctx);
              SmbTreeHandleInternal th = (SmbTreeHandleInternal) f.getTreeHandle();
              SmbSessionInternal session = (SmbSessionInternal) th.getSession() ) {
            Assume.assumeTrue("Not SMB2", th.isSMB2());
            f.exists();
            session.reauthenticate();

            f.createNewFile();
            try {
                SmbTransportInternal t;
                try ( SmbTreeHandleInternal th = (SmbTreeHandleInternal) f.getTreeHandle();
                      SmbSessionInternal session = th.getSession().unwrap(SmbSessionInternal.class);
                      SmbTransportInternal trans = session.getTransport().unwrap(SmbTransportInternal.class) ) {

        try ( SmbResource root = ctx.get(getTestShareURL());
              SmbResource f = root.resolve(makeRandomDirectoryName()) ) {

            try ( SmbTreeHandle treeHandle = ( (SmbFile) root ).getTreeHandle() ) {
                Assume.assumeTrue("Not SMB2", treeHandle.isSMB2());
            }

            f.mkdir();
            try {

                for ( int i = 0; i < 5; i++ ) {