test(db): 添加 OR 条件处理的单元测试并修复 WHERE 子句逻辑

- 添加了 TestWhereWithORCondition 测试函数验证 OR 条件的括号包裹
- 修复了 where.go 中条件计数变量名称从 normalCondCount 改为 condCount
- 实现了 OR/AND 组条件的括号包裹逻辑确保 SQL 语法正确
- 添加了空条件检查避免生成无效的 SQL 片段
- 更新了 .gitignore 文件添加日志文件忽略规则

db/dialect_test.go

@@ -1,6 +1,7 @@
 package db
 
 import (
+	. "code.hoteas.com/golang/hotime/common"
 	"fmt"
 	"strings"
 	"testing"
@@ -248,6 +249,170 @@ func TestHoTimeDBHelperMethods(t *testing.T) {
 	})
 }
 
+// TestWhereWithORCondition 测试 OR 条件处理是否正确添加括号
+func TestWhereWithORCondition(t *testing.T) {
+	// 创建 MySQL 数据库实例
+	mysqlDB := &HoTimeDB{
+		Type:   "mysql",
+		Prefix: "",
+	}
+	mysqlDB.initDialect()
+
+	// 测试 OR 与普通条件组合 (假设 A: 顺序问题)
+	t.Run("OR with normal condition", func(t *testing.T) {
+		data := Map{
+			"OR": Map{
+				"username": "test",
+				"phone":    "123",
+			},
+			"state": 0,
+		}
+
+		where, params := mysqlDB.where(data)
+		fmt.Println("Test 1 - OR with normal condition:")
+		fmt.Println("  Generated WHERE:", where)
+		fmt.Println("  Params count:", len(params))
+
+		// 检查 OR 条件是否被括号包裹
+		if !strings.Contains(where, "(") || !strings.Contains(where, ")") {
+			t.Errorf("OR condition should be wrapped with parentheses, got: %s", where)
+		}
+
+		// 检查是否有 AND 连接
+		if !strings.Contains(where, "AND") {
+			t.Errorf("OR condition and normal condition should be connected with AND, got: %s", where)
+		}
+	})
+
+	// 测试纯 OR 条件（无其他普通条件）
+	t.Run("Pure OR condition", func(t *testing.T) {
+		data := Map{
+			"OR": Map{
+				"username": "test",
+				"phone":    "123",
+			},
+		}
+
+		where, params := mysqlDB.where(data)
+		fmt.Println("Test 2 - Pure OR condition:")
+		fmt.Println("  Generated WHERE:", where)
+		fmt.Println("  Params count:", len(params))
+
+		// 检查 OR 条件内部应该用 OR 连接
+		if !strings.Contains(where, "OR") {
+			t.Errorf("OR condition should contain OR keyword, got: %s", where)
+		}
+	})
+
+	// 测试多个普通条件与 OR 组合 (假设 A)
+	t.Run("OR with multiple normal conditions", func(t *testing.T) {
+		data := Map{
+			"OR": Map{
+				"username": "test",
+				"phone":    "123",
+			},
+			"state":  0,
+			"status": 1,
+		}
+
+		where, params := mysqlDB.where(data)
+		fmt.Println("Test 3 - OR with multiple normal conditions:")
+		fmt.Println("  Generated WHERE:", where)
+		fmt.Println("  Params count:", len(params))
+
+		// 应该有括号
+		if !strings.Contains(where, "(") {
+			t.Errorf("OR condition should be wrapped with parentheses, got: %s", where)
+		}
+	})
+
+	// 测试嵌套 AND/OR 条件 (假设 B, E)
+	t.Run("Nested AND/OR conditions", func(t *testing.T) {
+		data := Map{
+			"OR": Map{
+				"username": "test",
+				"AND": Map{
+					"phone":  "123",
+					"status": 1,
+				},
+			},
+			"state": 0,
+		}
+
+		where, params := mysqlDB.where(data)
+		fmt.Println("Test 4 - Nested AND/OR conditions:")
+		fmt.Println("  Generated WHERE:", where)
+		fmt.Println("  Params count:", len(params))
+	})
+
+	// 测试空 OR 条件 (假设 C)
+	t.Run("Empty OR condition", func(t *testing.T) {
+		data := Map{
+			"OR":    Map{},
+			"state": 0,
+		}
+
+		where, params := mysqlDB.where(data)
+		fmt.Println("Test 5 - Empty OR condition:")
+		fmt.Println("  Generated WHERE:", where)
+		fmt.Println("  Params count:", len(params))
+	})
+
+	// 测试 OR 与 LIMIT, ORDER 组合 (假设 D)
+	t.Run("OR with LIMIT and ORDER", func(t *testing.T) {
+		data := Map{
+			"OR": Map{
+				"username": "test",
+				"phone":    "123",
+			},
+			"state": 0,
+			"ORDER": "id DESC",
+			"LIMIT": 10,
+		}
+
+		where, params := mysqlDB.where(data)
+		fmt.Println("Test 6 - OR with LIMIT and ORDER:")
+		fmt.Println("  Generated WHERE:", where)
+		fmt.Println("  Params count:", len(params))
+	})
+
+	// 测试同时有 OR 和 AND 关键字 (假设 E)
+	t.Run("Both OR and AND keywords", func(t *testing.T) {
+		data := Map{
+			"OR": Map{
+				"username": "test",
+				"phone":    "123",
+			},
+			"AND": Map{
+				"type":   1,
+				"source": "web",
+			},
+			"state": 0,
+		}
+
+		where, params := mysqlDB.where(data)
+		fmt.Println("Test 7 - Both OR and AND keywords:")
+		fmt.Println("  Generated WHERE:", where)
+		fmt.Println("  Params count:", len(params))
+	})
+
+	// 测试普通条件在 OR 之前（排序后）(假设 A)
+	t.Run("Normal condition before OR alphabetically", func(t *testing.T) {
+		data := Map{
+			"OR": Map{
+				"username": "test",
+				"phone":    "123",
+			},
+			"active": 1, // 'a' 在 'O' 之前
+		}
+
+		where, params := mysqlDB.where(data)
+		fmt.Println("Test 8 - Normal condition before OR (alphabetically):")
+		fmt.Println("  Generated WHERE:", where)
+		fmt.Println("  Params count:", len(params))
+	})
+}
+
 // 打印测试结果（用于调试）
 func ExampleIdentifierProcessor() {
 	// MySQL 示例