try {
                    try ( OutputStream os = f.getOutputStream() ) {
                        ReadWriteTest.writeRandom(bufSize, length, os);
                    }

                    try ( OutputStream os = t.getOutputStream() ) {
                        ReadWriteTest.writeRandom(bufSize, 2 * length, os);
                    }

                    f.copyTo(t);

        try ( SmbFile f = createTestFile() ) {
            try {
                try ( OutputStream os = f.openOutputStream() ) {
                    writeRandom(4096, 3072, os);
                }

                // this should truncate
                try ( OutputStream os = f.openOutputStream() ) {
                    writeRandom(4096, 1024, os);
                }

                try ( InputStream is = f.getInputStream() ) {

    }


    @Test
    public void testReadOnly () throws IOException {
        try ( SmbFile f = createTestFile() ) {
            try {
                try ( SmbFileOutputStream os = f.openOutputStream() ) {
                    os.write(new byte[] {
                        0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7
                    });
                }

                byte[] buf = new byte[4];

            byte[] mid = new byte[32];
            this.random.nextBytes(mid);
            this.machineId = mid;
        }

        if ( this.nativeOs == null ) {
            this.nativeOs = System.getProperty("os.name");
        }

        if ( this.flags2 == 0 ) {
            this.flags2 = SmbConstants.FLAGS2_LONG_FILENAMES | SmbConstants.FLAGS2_EXTENDED_ATTRIBUTES

                try ( SmbResource f = createTestFile() ) {
                    try {
                        // f.exists();
                        // try ( OutputStream os = f.openOutputStream(false, SmbConstants.FILE_NO_SHARE) ) {
                        // os.write(new byte[] {
                        // 1, 2, 3, 4, 5, 6, 7, 8
                        // });
                        // }
                        //

     */
    boolean isUseBatching ();


    /**
     * 
     * Property <tt>jcifs.smb.client.nativeOs</tt> (string, default <tt>os.name</tt>)
     * 
     * @return OS string to report
     */
    String getNativeOs ();


    /**
     * 
     * Property <tt>jcifs.smb.client.nativeLanMan</tt> (string, default <tt>jCIFS</tt>)
     * 

            int soTimeout = ctx.getConfig().getSoTimeout();
            f.createNewFile();
            try {
                try ( OutputStream os = f.getOutputStream() ) {
                    os.write(new byte[] {
                        1, 2, 3, 4, 5, 6, 7, 8
                    });
                }

                try ( InputStream is = f.getInputStream() ) {