fix(接口测试): 修复提取变量相关问题

backend/src/main/java/io/metersphere/api/jmeter/JMeterService.java

@@ -42,7 +42,6 @@ public class JMeterService {
             Object scriptWrapper = SaveService.loadElement(is);
             HashTree testPlan = getHashTree(scriptWrapper);
             addBackendListener(testId, debugReportId, testPlan);
-
             LocalRunner runner = new LocalRunner(testPlan);
             runner.run();
         } catch (Exception e) {

backend/src/main/java/io/metersphere/api/jmeter/JMeterVars.java

@@ -2,14 +2,24 @@ package io.metersphere.api.jmeter;
 
 import org.apache.jmeter.samplers.SampleResult;
 import org.apache.jmeter.threads.JMeterVariables;
+import org.springframework.util.StringUtils;
 
+import java.util.Arrays;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 
 public class JMeterVars {
     public static Map<String, JMeterVariables> variables = new HashMap<>();
 
-    public static void addVars(String testId, JMeterVariables vars) {
+    public static void addVars(String testId, JMeterVariables vars, String extract) {
-        variables.put(testId, vars);
+        JMeterVariables vs = new JMeterVariables();
+        if (!StringUtils.isEmpty(extract) && vars != null) {
+            List<String> extracts = Arrays.asList(extract.split(";"));
+            extracts.forEach(item -> {
+                vs.put(item, vars.get(item));
+            });
+        }
+        variables.put(testId, vs);
     }
 }

backend/src/main/java/io/metersphere/xpack

@@ -1 +1 @@
-Subproject commit cf6b06526324326a563d933e07118fac014a63b4
+Subproject commit c2dacf960cdb1ed35664bdd3432120b1203b73d8

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

@@ -1208,6 +1208,25 @@ class JMXGenerator {
       sampler.put(new JSR223PreProcessor(name, request.jsr223PreProcessor));
     }
     if (request.jsr223PostProcessor && request.jsr223PostProcessor.script) {
+      // 增加一段后置脚步，获取 提取变量的内容
+      let vars = [];
+      if (request.extract.regex) {
+        for (let i = 0; i < request.extract.regex.length; i++) {
+          vars.push(request.extract.regex[i].variable);
+        }
+      }
+      if (request.extract.json) {
+        for (let i = 0; i < request.extract.json.length; i++) {
+          vars.push(request.extract.json[i].variable);
+        }
+      }
+      if (request.extract.xpath) {
+        for (let i = 0; i < request.extract.xpath.length; i++) {
+          vars.push(request.extract.xpath[i].variable);
+        }
+      }
+      request.jsr223PostProcessor.script += "\n" + "io.metersphere.api.jmeter.JMeterVars.addVars(org.apache.jmeter.threads.JMeterContextService.getContext().getThread().getThreadName(),vars," + "\"" + vars.join(";") + "\"" + ");"
+
       sampler.put(new JSR223PostProcessor(name, request.jsr223PostProcessor));
     }
   }