优化结构

internal/server/middleware/error_audit_test.go

@@ -2,6 +2,7 @@ package middleware
 
 import (
 	"bytes"
+	"encoding/json"
 	"errors"
 	"log/slog"
 	"net/http"
@@ -12,6 +13,16 @@ import (
 	"github.com/gin-gonic/gin"
 )
 
+func TestOperationQueryBodyPreservesEncodedSeparators(t *testing.T) {
+	var values map[string]string
+	if err := json.Unmarshal(operationQueryBody("filter=one%3Dtwo%26three&repeat=first&repeat=last"), &values); err != nil {
+		t.Fatal(err)
+	}
+	if values["filter"] != "one=two&three" || values["repeat"] != "last" {
+		t.Fatalf("unexpected query body: %#v", values)
+	}
+}
+
 func runErrorAudit(t *testing.T, path, response string, logger *slog.Logger) {
 	t.Helper()
 	gin.SetMode(gin.TestMode)