refactor: 添加xpath测试用例

backend/src/main/java/io/metersphere/controller/TestController.java

@@ -3,6 +3,7 @@ package io.metersphere.controller;
 import com.alibaba.fastjson.JSONObject;
 import io.metersphere.base.domain.User;
 import io.metersphere.commons.utils.SessionUtils;
+import io.metersphere.controller.handler.annotation.NoResultHolder;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
@@ -34,6 +35,26 @@ public class TestController {
         return jsonObject;
     }
 
+    @NoResultHolder
+    @GetMapping(value = "/xml")
+    public String getXmlString() {
+        return "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\n" +
+                "\n" +
+                "<bookstore>\n" +
+                "\n" +
+                "<book>\n" +
+                "  <title lang=\"eng\">Harry Potter</title>\n" +
+                "  <price>29.99</price>\n" +
+                "</book>\n" +
+                "\n" +
+                "<book>\n" +
+                "  <title lang=\"eng\">Learning XML</title>\n" +
+                "  <price>39.95</price>\n" +
+                "</book>\n" +
+                "\n" +
+                "</bookstore>";
+    }
+
     @GetMapping(value = "/{str}")
     public Object getString(@PathVariable String str) throws InterruptedException {
         if (StringUtils.equals("error", str)) {

backend/src/main/java/io/metersphere/controller/handler/ResultResponseBodyAdvice.java

@@ -2,6 +2,7 @@ package io.metersphere.controller.handler;
 
 import com.alibaba.fastjson.JSON;
 import io.metersphere.controller.ResultHolder;
+import io.metersphere.controller.handler.annotation.NoResultHolder;
 import org.springframework.core.MethodParameter;
 import org.springframework.http.MediaType;
 import org.springframework.http.converter.HttpMessageConverter;
@@ -30,6 +31,10 @@ public class ResultResponseBodyAdvice implements ResponseBodyAdvice<Object> {
             return null;
         }
 
+        if (methodParameter.hasMethodAnnotation(NoResultHolder.class)) {
+            return o;
+        }
+
         if (!(o instanceof ResultHolder)) {
             if (o instanceof String) {
                 return JSON.toJSONString(ResultHolder.success(o));

backend/src/main/java/io/metersphere/controller/handler/annotation/NoResultHolder.java

@@ -0,0 +1,15 @@
+package io.metersphere.controller.handler.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Inherited;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Documented
+@Inherited
+@Target(ElementType.METHOD)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface NoResultHolder {
+}