diff --git a/module/instance/test/lib/instance.unittest.class.php b/module/instance/test/lib/instance.unittest.class.php
index 70067dcc6c..aeede75539 100755
--- a/module/instance/test/lib/instance.unittest.class.php
+++ b/module/instance/test/lib/instance.unittest.class.php
@@ -792,4 +792,18 @@ class instanceTest
 
         return $result;
     }
+
+    /**
+     * Test updateMemorySize method.
+     *
+     * @param  object $instance
+     * @param  int    $size
+     * @access public
+     * @return mixed
+     */
+    public function updateMemorySizeTest(object $instance, int $size = 0)
+    {
+        $result = $this->objectModel->updateMemorySize($instance, $size);
+        return $result;
+    }
 }
\ No newline at end of file
diff --git a/module/instance/test/model/updatememorysize.php b/module/instance/test/model/updatememorysize.php
index 05038ae49c..6a9ac97f12 100755
--- a/module/instance/test/model/updatememorysize.php
+++ b/module/instance/test/model/updatememorysize.php
@@ -1,27 +1,47 @@
 #!/usr/bin/env php
 <?php
-include dirname(__FILE__, 5) . '/test/lib/init.php';
-su('admin');
-
-zenData('instance')->loadYaml('instance')->gen(5);
-zenData('space')->loadYaml('space')->gen(5);
 
 /**
 
-title=instanceModel->updateMemorySize();
+title=测试 instanceModel::updateMemorySize();
 timeout=0
-cid=1
+cid=0
 
-- 编辑应用的内存，查看返回结果 @0
-- 调整内存失败，查看错误信息： @调整内存失败
+- 执行instanceTest模块的updateMemorySizeTest方法，参数是$instance1, 1024  @0
+- 执行instanceTest模块的updateMemorySizeTest方法，参数是$instance2, 0  @0
+- 执行instanceTest模块的updateMemorySizeTest方法，参数是$instance3, 2048  @0
+- 执行instanceTest模块的updateMemorySizeTest方法，参数是$instance4, 4096  @0
+- 执行 @调整内存失败
 
 */
 
-global $tester;
-$tester->loadModel('instance');
+include dirname(__FILE__, 5) . '/test/lib/init.php';
+include dirname(__FILE__, 2) . '/lib/instance.unittest.class.php';
 
-$instance = $tester->instance->getByID(1);
-$instance->oldValue = 0;
+zenData('instance')->loadYaml('instance_updatememorysize', false, 2)->gen(5);
+zenData('space')->loadYaml('space')->gen(5);
 
-r($tester->instance->updateMemorySize($instance, 1024)) && p('') && e('0'); // 编辑应用的内存，查看返回结果
-r(dao::getError()) && p('0') && e('调整内存失败'); // 调整内存失败，查看错误信息：
+su('admin');
+
+$instanceTest = new instanceTest();
+
+$instance1 = $instanceTest->objectModel->getByID(1);
+$instance1->oldValue = 512;
+
+$instance2 = $instanceTest->objectModel->getByID(2);
+$instance2->oldValue = 1024;
+
+$instance3 = $instanceTest->objectModel->getByID(3);
+$instance3->oldValue = 2048;
+
+$instance4 = $instanceTest->objectModel->getByID(4);
+$instance4->oldValue = 1024;
+
+$instance5 = $instanceTest->objectModel->getByID(5);
+$instance5->oldValue = 512;
+
+r($instanceTest->updateMemorySizeTest($instance1, 1024)) && p() && e('0');
+r($instanceTest->updateMemorySizeTest($instance2, 0)) && p() && e('0');
+r($instanceTest->updateMemorySizeTest($instance3, 2048)) && p() && e('0');
+r($instanceTest->updateMemorySizeTest($instance4, 4096)) && p() && e('0');
+r(dao::getError()) && p('0') && e('调整内存失败');
\ No newline at end of file
diff --git a/module/instance/test/model/yaml/instance_updatememorysize.yaml b/module/instance/test/model/yaml/instance_updatememorysize.yaml
new file mode 100644
index 0000000000..2508fca1de
--- /dev/null
+++ b/module/instance/test/model/yaml/instance_updatememorysize.yaml
@@ -0,0 +1,39 @@
+title: table zt_instance for updateMemorySize test
+desc: "内存大小调整测试数据"
+author: Claude
+version: "1.0"
+fields:
+  - field: id
+    range: 1-5
+  - field: space
+    range: 1-3
+  - field: solution
+    range: 1-3
+  - field: name
+    range: "test-app-1,test-app-2,test-app-3,memory-test-app,high-memory-app"
+  - field: appVersion
+    range: "1.0.0,2.0.0,3.0.0"
+  - field: chart
+    range: "zentao,adminer,gitlab"
+  - field: logo
+    range: "img.qucheng.com/app/z/zentao-icon.svg"
+  - field: version
+    range: "2023.12.1201,2023.12.1202,2023.12.1203"
+  - field: desc
+    range: "Memory test application for unit testing"
+  - field: source
+    range: 'cloud'
+  - field: channel
+    range: 'stable'
+  - field: status
+    range: running{3},stopped{1},abnormal{1}
+  - field: domain
+    range: 'test1.dops.corp.cc,test2.dops.corp.cc,test3.dops.corp.cc,memory-test.dops.corp.cc,high-mem.dops.corp.cc'
+  - field: k8name
+    range: 'test-app-1,test-app-2,test-app-3,memory-test,high-memory'
+  - field: createdBy
+    range: 'admin'
+  - field: createdDate
+    range: (w)-(-1w)
+  - field: oldValue
+    range: 512,1024,2048,4096,8192
\ No newline at end of file