+ [misc] Add unit tests for metricModel::createSqlFunction() method

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

module/metric/test/lib/metric.unittest.class.php

@@ -763,4 +763,24 @@ class metricTest
 
         return $hasRequirement;
     }
+
+    /**
+     * Test createSqlFunction method.
+     *
+     * @param  string $sql
+     * @param  object $measurement
+     * @access public
+     * @return mixed
+     */
+    public function createSqlFunctionTest($sql = '', $measurement = null)
+    {
+        // 清除错误缓冲区以捕获可能的警告信息
+        ob_start();
+        $result = $this->objectModel->createSqlFunction($sql, $measurement);
+        ob_end_clean();
+        
+        if(dao::isError()) return dao::getError();
+
+        return $result;
+    }
 }

module/metric/test/model/createsqlfunction.php

@@ -0,0 +1,52 @@
+#!/usr/bin/env php
+<?php
+
+/**
+
+title=测试 metricModel::createSqlFunction();
+timeout=0
+cid=0
+
+- 执行metricTest模块的createSqlFunctionTest方法，参数是$validSql, $validMeasurement 属性result @success
+- 执行metricTest模块的createSqlFunctionTest方法，参数是$validSql, $nullMeasurement 属性result @fail
+- 执行metricTest模块的createSqlFunctionTest方法，参数是$invalidSql, $validMeasurement 属性result @fail
+- 执行metricTest模块的createSqlFunctionTest方法，参数是$emptySql, $validMeasurement 属性result @fail
+- 执行metricTest模块的createSqlFunctionTest方法，参数是$errorSql, $validMeasurement 属性result @fail
+
+*/
+
+include dirname(__FILE__, 5) . '/test/lib/init.php';
+include dirname(__FILE__, 2) . '/lib/metric.unittest.class.php';
+
+su('admin');
+
+$metricTest = new metricTest();
+
+// 创建有效的measurement对象
+$validMeasurement = new stdClass();
+$validMeasurement->code = 'test_metric';
+
+// 创建有效的SQL语句（使用简单的函数定义）
+$validSql = "CREATE FUNCTION qc_test_metric() RETURNS INT DETERMINISTIC RETURN 1;";
+
+// 创建null measurement对象
+$nullMeasurement = null;
+
+// 创建无效的measurement对象（code为空）
+$emptyCodeMeasurement = new stdClass();
+$emptyCodeMeasurement->code = '';
+
+// 创建无效的SQL语句（不是CREATE FUNCTION语句）
+$invalidSql = "SELECT * FROM table;";
+
+// 创建空SQL
+$emptySql = "";
+
+// 创建带语法错误的SQL（用于测试异常处理）
+$errorSql = "CREATE FUNCTION qc_test_error() RETURNS INT DETERMINISTIC INVALID_SYNTAX;";
+
+r($metricTest->createSqlFunctionTest($validSql, $validMeasurement)) && p('result') && e('success');
+r($metricTest->createSqlFunctionTest($validSql, $nullMeasurement)) && p('result') && e('fail');
+r($metricTest->createSqlFunctionTest($invalidSql, $validMeasurement)) && p('result') && e('fail');
+r($metricTest->createSqlFunctionTest($emptySql, $validMeasurement)) && p('result') && e('fail');
+r($metricTest->createSqlFunctionTest($errorSql, $validMeasurement)) && p('result') && e('fail');