String floatValue = fessConfig.get(floatKey);
            assertEquals("45.67", floatValue);
        } finally {
            System.clearProperty(Constants.FESS_CONFIG_PREFIX + intKey);
            System.clearProperty(Constants.FESS_CONFIG_PREFIX + floatKey);
        }
    }

    // Test getting boolean configuration values
    @Test
    public void test_get_booleanValues() {

        assertTrue(cmdList.contains("-Dapp.module.feature2=disabled"));

        // Clean up
        System.clearProperty("app.module.feature1");
        System.clearProperty("app.module.feature2");
        System.clearProperty("app.service.api");
        System.clearProperty("config.app.module");
    }

    // Test invalid regex in custom properties
    @Test

        confDir = Files.createDirectories(tempDir.resolve("conf"));
    }

    @Override
    protected void tearDown(TestInfo testInfo) throws Exception {
        System.clearProperty("fess.var.path");
        System.clearProperty("fess.webapp.path");
        System.clearProperty("fess.conf.path");
        if (tempDir != null) {
            deleteRecursively(tempDir.toFile());
        }
        super.tearDown(testInfo);
    }

        try {
            suggestJob.executeSuggestCreator();
        } catch (Exception e) {
            // May fail in test environment
        } finally {
            System.clearProperty("os.name");
        }

        List<String> cmdList = mockProcessHelper.getLastCommandList();
        if (cmdList != null && cmdList.size() > 0) {

            assertEquals(customDir.getAbsolutePath(), manager.baseDir.getAbsolutePath());
            assertTrue(customDir.exists());
            manager.destroy();
        } finally {
            System.clearProperty(Constants.FESS_THUMBNAIL_PATH);
        }
    }

    // Test initialization with var path
    @Test
    public void test_init_withVarPath() {
        File varDir = new File(tempDir, "var");

  }

  @Override
  protected void tearDown() throws Exception {
    classReloader.close();
    Thread.currentThread().setContextClassLoader(oldClassLoader);
    System.clearProperty("guava.concurrent.generate_cancellation_cause");
  }

  public void testCancel_notDoneNoInterrupt() throws Exception {
    Future<?> future = newFutureInstance();
    assertTrue(future.cancel(false));

  }

  @Override
  protected void tearDown() throws Exception {
    classReloader.close();
    Thread.currentThread().setContextClassLoader(oldClassLoader);
    System.clearProperty("guava.concurrent.generate_cancellation_cause");
  }

  public void testCancel_notDoneNoInterrupt() throws Exception {
    Future<?> future = newFutureInstance();
    assertTrue(future.cancel(false));

        } finally {
            if (originalValue != null) {
                System.setProperty(FesenClient.HTTP_ADDRESS, originalValue);
            } else {
                System.clearProperty(FesenClient.HTTP_ADDRESS);
            }
        }
    }

    // Test destroy container
    @Test
    public void test_destroyContainer() {

        try {
            System.setProperty("fess.log.path", "logpath");
            assertEquals("logpath", systemHelper.getLogFilePath());
        } finally {
            System.clearProperty("fess.log.path");
        }
    }

    @Test
    public void test_getForumLink() {
        getMockRequest().setLocale(Locale.ENGLISH);