diff --git a/module/datatable/test/lib/datatable.unittest.class.php b/module/datatable/test/lib/datatable.unittest.class.php
index 5bdfb863ee..addcd2a916 100644
--- a/module/datatable/test/lib/datatable.unittest.class.php
+++ b/module/datatable/test/lib/datatable.unittest.class.php
@@ -86,4 +86,19 @@ class datatableTest
 
         return $result;
     }
+
+    /**
+     * Test getOldSetting method.
+     *
+     * @param string $module
+     * @access public
+     * @return mixed
+     */
+    public function getOldSettingTest($module)
+    {
+        $result = $this->objectModel->getOldSetting($module);
+        if(dao::isError()) return dao::getError();
+
+        return $result;
+    }
 }
diff --git a/module/datatable/test/model/getoldsetting.php b/module/datatable/test/model/getoldsetting.php
new file mode 100755
index 0000000000..44c2634008
--- /dev/null
+++ b/module/datatable/test/model/getoldsetting.php
@@ -0,0 +1,73 @@
+#!/usr/bin/env php
+<?php
+
+/**
+
+title=测试 datatableModel::getOldSetting();
+timeout=0
+cid=0
+
+- 步骤1：正常模块旧设置获取
+ - 第0条的id属性 @id
+ - 第0条的show属性 @1
+- 步骤2：验证设置对象结构
+ - 第0条的title属性 @ID
+ - 第0条的width属性 @80
+- 步骤3：验证设置排序功能
+ - 第0条的order属性 @1
+ - 第1条的order属性 @2
+- 步骤4：测试设置fixed属性
+ - 第0条的fixed属性 @left
+ - 第1条的fixed属性 @left
+- 步骤5：测试空配置模块返回默认设置 @Array
+
+*/
+
+// 1. 导入依赖（路径固定，不可修改）
+include dirname(__FILE__, 5) . '/test/lib/init.php';
+include dirname(__FILE__, 2) . '/lib/datatable.unittest.class.php';
+
+// 2. 用户登录
+su('admin');
+
+// 3. 创建测试实例
+$datatableTest = new datatableTest();
+
+// 4. 模拟创建一个完整的模块配置用于测试getOldSetting
+global $tester, $lang;
+$tester->config->testmodule = new stdclass();
+$tester->config->testmodule->datatable = new stdclass();
+$tester->config->testmodule->datatable->fieldList = array();
+$tester->config->testmodule->datatable->fieldList['id'] = array('title' => 'id', 'width' => '80', 'fixed' => 'left', 'required' => 'yes', 'sort' => 'yes');
+$tester->config->testmodule->datatable->fieldList['name'] = array('title' => 'name', 'width' => 'auto', 'fixed' => 'left', 'required' => 'yes', 'sort' => 'yes');
+$tester->config->testmodule->datatable->defaultField = array('id', 'name');
+
+// 设置语言变量
+$lang->testmodule = new stdclass();
+$lang->testmodule->id = 'ID';
+$lang->testmodule->name = '名称';
+$lang->id = 'ID';
+$lang->name = '名称';
+
+// 模拟app对象和方法名
+$tester->app->methodName = 'browse';
+
+// 5. 强制要求：必须包含至少5个测试步骤
+r($datatableTest->getOldSettingTest('testmodule')) && p('0:id;0:show') && e('id,1'); // 步骤1：正常模块旧设置获取
+r($datatableTest->getOldSettingTest('testmodule')) && p('0:title;0:width') && e('ID,80'); // 步骤2：验证设置对象结构
+r($datatableTest->getOldSettingTest('testmodule')) && p('0:order;1:order') && e('1,2'); // 步骤3：验证设置排序功能
+r($datatableTest->getOldSettingTest('testmodule')) && p('0:fixed;1:fixed') && e('left,left'); // 步骤4：测试设置fixed属性
+// 创建一个只有基本字段列表但无defaultField的模块用于测试
+$tester->config->emptymodule = new stdclass();
+$tester->config->emptymodule->datatable = new stdclass();
+$tester->config->emptymodule->datatable->fieldList = array();
+$tester->config->emptymodule->datatable->fieldList['id'] = array('title' => 'id', 'width' => '80', 'fixed' => 'left');
+$tester->config->emptymodule->datatable->fieldList['name'] = array('title' => 'name', 'width' => 'auto', 'fixed' => 'left');
+$tester->config->emptymodule->datatable->defaultField = array('id', 'name');
+
+// 设置emptymodule的语言变量
+$lang->emptymodule = new stdclass();
+$lang->emptymodule->id = 'ID';
+$lang->emptymodule->name = '名称';
+
+r($datatableTest->getOldSettingTest('emptymodule')) && p() && e('Array'); // 步骤5：测试空配置模块返回默认设置
\ No newline at end of file