refactor(接口测试): 接口响应自动匹配对应的格式化选项

--bug=1032155 --user=王孝刚 【接口测试】HTML、XML格式的响应未自动匹配对应的格式化选项
https://www.tapd.cn/55049933/s/1428544

api-test/frontend/src/business/commons/MsDropdown.vue

@@ -37,6 +37,11 @@ export default {
       this.currentCommand = this.commands[0];
     }
   },
+  watch: {
+    defaultCommand(val) {
+      this.currentCommand = val;
+    },
+  },
   methods: {
     handleCommand(command) {
       this.currentCommand = command;

api-test/frontend/src/business/definition/components/response/ResponseResult.vue

@@ -179,6 +179,23 @@ export default {
           }
         });
       }
+      if (this.response && this.response.responseResult && this.response.responseResult.contentType) {
+        switch (this.response.responseResult.contentType) {
+          case 'application/json':
+             this.mode = BODY_FORMAT.JSON;
+             break;
+          case 'text/html':
+             this.mode = BODY_FORMAT.HTML;
+            break;
+          case 'text/xml':
+             this.mode = BODY_FORMAT.XML;
+            break;
+          default:
+             this.mode = BODY_FORMAT.TEXT;
+            break;
+        }
+      }
+      this.msCodeReload();
     },
     msCodeReload() {
       this.isMsCodeEditShow = false;

framework/sdk-parent/jmeter/src/main/java/io/metersphere/jmeter/JMeterBase.java

@@ -107,11 +107,11 @@ public class JMeterBase {
             //判断返回的类型是否是图片
             LoggerUtil.info("返回内容类型为【" + result.getContentType() + "】");
             if (StringUtils.isNotEmpty(result.getContentType()) && imageList.contains(result.getContentType())) {
-                responseResult.setContentType(result.getContentType());
                 responseResult.setImageUrl(result.getResponseData());
            }
             responseResult.setBody(result.getResponseDataAsString());
         }
+        responseResult.setContentType(result.getContentType());
         responseResult.setHeaders(result.getResponseHeaders());
         responseResult.setLatency(result.getLatency());
         responseResult.setResponseCode(result.getResponseCode());