assertTrue(tree.inDfs);

        // Test tree disconnect
        tree.treeDisconnect(false);
        assertEquals(0, tree.connectionState);
    }

    @Test
    void testTreeConnectFailure() throws Exception {
        SmbTree tree = new SmbTree(session, "testShare", "testService");

        // Mock transport.connect() to succeed
        doNothing().when(transport).connect();