JMeter：当响应匹配指定业务类型时停止While循环的实现咨询

Alright, let's break down exactly how to structure your JMeter test plan with all the configurations you specified. Here's a clear, step-by-step breakdown:

Hierarchical Component Layout #

• Thread Group
  • HTTP Request (your initial pre-loop request)
  • While Loop Controller
    • HTTP Request (the request you want to repeat in the loop)
    • Regular Expression Extractor (captures the value needed for loop termination logic)

Critical Configuration Details #

Regular Expression Extractor Setup #

• Regular Expression: "business_type":"(.+?)"
• Reference Name (Variable Name): business_type
• Match No.: 1 (grabs the first matching result from the response)

While Loop Controller Termination Condition #

Use JMeter's built-in __javaScript function to define when the loop stops. Paste this into the "Condition (function or variable)" field:

${__javaScript(("${business_type}" === "Apparel &amp; Footwear" && ${counter} < 5),)}

Quick note: Make sure you've added a Counter element to your test plan to initialize and increment the ${counter} variable with each loop iteration. This condition will exit the loop either when the matched business_type equals your target value or when the counter hits 5—whichever comes first.

How It All Works #

1. The Thread Group kicks off, running the initial HTTP request first
2. The While Loop Controller starts, executing the nested HTTP request
3. The Regular Expression Extractor pulls the business_type value from the request's response
4. The loop checks the condition: if the business type matches your expected value and the counter is under 5, it repeats; if either condition fails, the loop terminates

内容的提问来源于stack exchange，提问作者Kuldeep Yadav