doReturn(true).when(smbFile).exists();
            doReturn(true).when(smbFile).isDirectory();
            doNothing().when(smbFile).mkdir();

            // Act & Assert - mkdir should succeed silently if directory already exists
            smbFile.mkdir();
        }

        @Test
        void testRenameToSameFile() throws MalformedURLException, SmbException {
            // Arrange

            assertNotNull(clazz.getMethod("length"), "Should have length method");
            assertNotNull(clazz.getMethod("createNewFile"), "Should have createNewFile method");
            assertNotNull(clazz.getMethod("mkdir"), "Should have mkdir method");
            assertNotNull(clazz.getMethod("mkdirs"), "Should have mkdirs method");
            assertNotNull(clazz.getMethod("delete"), "Should have delete method");
        }

        @Test

        this.propertiesFile = file;
        if (!this.propertiesFile.exists()) {
            final File parentDir = this.propertiesFile.getParentFile();
            if (!parentDir.exists()) {
                if (!parentDir.mkdir()) {
                    throw new FileAccessException("ECL0109", new Object[] { file.getAbsolutePath() });
                }
            } else if (!parentDir.isDirectory()) {

            final SmbTreeHandleImpl sh, final SmbTreeHandleImpl dh) throws CIFSException {
        final String path = dest.getLocator().getUNCPath();
        if (path.length() > 1) {
            try {
                dest.mkdir();
                if (dh.hasCapability(SmbConstants.CAP_NT_SMBS)) {
                    dest.setPathInformation(src.getAttributes(), src.createTime(), src.lastModified(), src.lastAccess());
                } else {

     * (although in the future it may be possible to create shares).
     *
     * @throws CIFSException if an error occurs creating the directory
     */
    void mkdir() throws CIFSException;

    /**
     * This method returns the free disk space in bytes of the drive this share
     * represents or the drive on which the directory or file resides. Objects