// Test process with properties path
    @Test
    public void test_process_withPropertiesPath() {
        try {
            // Create temporary properties file
            File tempPropFile = File.createTempFile("test_suggest_", ".properties");
            tempPropFile.deleteOnExit();
            FileUtil.writeBytes(tempPropFile.getAbsolutePath(), "test.property=value".getBytes());