UniAddress ua = new UniAddress(addr);
        // Act: first call should set to SMBSERVER_NAME
        String initial = ua.firstCalledName();
        // verify that subsequent call gives SMBSERVER_NAME
        String next = ua.nextCalledName();
        // Assert
        assertEquals(NbtAddress.SMBSERVER_NAME, next, "nextCalledName should return SMBSERVER_NAME after first call");
    }

    @Test

            this.calledName = NbtAddress.SMBSERVER_NAME;
        } else {
            final int i = this.calledName.indexOf('.');
            if (i > 1 && i < 15) {
                this.calledName = this.calledName.substring(0, i).toUpperCase();
            } else if (this.calledName.length() > 15) {
                this.calledName = NbtAddress.SMBSERVER_NAME;
            } else {

                NbtAddress.ANY_HOSTS_NAME);
        assertEquals("\u0001\u0002__MSBROWSE__\u0002", NbtAddress.MASTER_BROWSER_NAME);
        assertEquals("*SMBSERVER     ", NbtAddress.SMBSERVER_NAME);

        // Test node type constants
        assertEquals(0, NbtAddress.B_NODE);
        assertEquals(1, NbtAddress.P_NODE);
        assertEquals(2, NbtAddress.M_NODE);
        assertEquals(3, NbtAddress.H_NODE);