fix(接口测试): 增加domain 为 undefined时校验

frontend/src/business/components/api/test/model/ScenarioModel.js

@@ -1140,11 +1140,13 @@ class JMXGenerator {
         let domain = request.environment.config.httpConfig.domain;
         let validHosts = [];
         hosts.forEach(item => {
+          if (item.domain != undefined && domain != undefined) {
             let d = item.domain.trim().replace("http://", "").replace("https://", "");
-          if (item && d === domain.trim()) {
+            if (d === domain.trim()) {
               item.domain = d; // 域名去掉协议
               validHosts.push(item);
             }
+          }
         });
         if (validHosts.length > 0) {
           threadGroup.put(new DNSCacheManager(name, validHosts));