final FessAdminAction action = createAction();
        System.setProperty("fess.var.path", varDir.toString());
        final File testFile = new File(varDir.toFile(), "data/test.txt");
        testFile.getParentFile().mkdirs();
        testFile.createNewFile();

        // Should not throw
        action.validateFilePath(testFile.getAbsolutePath());
    }

    @Test
    public void test_validateFilePath_pathOutsideVarPath() {

        projectDir.resolve("failed-report-with-leftover").mkdirs()
        projectDir.resolve("flaky-test-with-leftover/src/test/java/FlakyTest.java").writeFlakyTest(true)
        projectDir.resolve("flaky-test-without-leftover/src/test/java/FlakyTest.java").writeFlakyTest(true)
        projectDir.resolve("successful-report").mkdirs()

        projectDir.resolve("build.gradle.kts").writeText(
            """

            public long purge(long expiry) {
                baseDir = tempDir;
                // Count expired files
                int count = 0;
                File[] dirs = baseDir.listFiles();
                if (dirs != null) {
                    for (File dir : dirs) {
                        if (dir.isDirectory() && dir.getName().startsWith("_")) {
                            count++;
                        }
                    }

    @Test
    public void test_execute_success() {
        // Create necessary directories in temp dir
        new File(tempDir, "WEB-INF/lib").mkdirs();
        new File(tempDir, "WEB-INF/env/thumbnail/lib").mkdirs();
        new File(tempDir, "WEB-INF/plugin").mkdirs();

        thumbnailJob.numOfThreads(2);

        testProcessHelper.exitValue = 0;

    }

    private void createRequiredDirectories() {
        // Create necessary directories for SuggestJob execution
        new File(tempDir, "WEB-INF/lib").mkdirs();
        new File(tempDir, "WEB-INF/env/suggest/lib").mkdirs();
        new File(tempDir, "WEB-INF/plugin").mkdirs();
    }

    // Test execute method with successful execution
    @Test
    public void test_execute_success() {
        createRequiredDirectories();

    protected
    fun File.withFile(path: String, text: String = ""): File =
        resolve(path).apply {
            parentFile.mkdirs()
            writeText(text.trimIndent())
        }

    protected
    fun File.withKotlinFile(path: String, @Language("kotlin") text: String): File = withFile(path, text)

    protected

        // Test directory with similar prefix (images vs images2)
        File baseDir = new File(tempDir.toFile(), "images");
        baseDir.mkdirs();
        File similarDir = new File(tempDir.toFile(), "images2");
        similarDir.mkdirs();
        File fileInSimilar = new File(similarDir, "test.png");

        Boolean result = invokeIsValidUploadPath(fileInSimilar, baseDir);

        try {
            final int maxCount = 50;
            final int numOfThread = 10;

            final File file = File.createTempFile("crawler-", "");
            file.delete();
            file.mkdirs();
            file.deleteOnExit();
            fileTransformer.setPath(file.getAbsolutePath());
            crawler.addUrl(url);
            crawler.crawlerContext.setMaxAccessCount(maxCount);

        try {
            final int maxCount = 50;
            final int numOfThread = 10;

            final File file = File.createTempFile("crawler-", "");
            file.delete();
            file.mkdirs();
            file.deleteOnExit();
            fileTransformer.setPath(file.getAbsolutePath());
            crawler.addUrl(url);
            crawler.getCrawlerContext().setMaxAccessCount(maxCount);

        systemHelper.addDesignJspFileName("xxx", "yyy.jsp");
        final File designJspFile = systemHelper.getDesignJspFile("/WEB-INF/view/yyy.jsp");
        designJspFile.getParentFile().mkdirs();
        FileUtil.writeBytes(designJspFile.getAbsolutePath(), "ok".getBytes());
        fileList = systemHelper.refreshDesignJspFiles();
        assertEquals(1, fileList.size());