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JMeter Cookbook

You're reading from   JMeter Cookbook 70 insightful and practical recipes to help you successfully use Apache JMeter

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Product type Paperback
Published in Oct 2014
Publisher
ISBN-13 9781783988280
Length 228 pages
Edition 1st Edition
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Author (1):
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Bayo Erinle Bayo Erinle
Author Profile Icon Bayo Erinle
Bayo Erinle
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Table of Contents (11) Chapters Close

Preface 1. JMeter Fundamentals FREE CHAPTER 2. Handling Responses 3. Building Robust Test Plans with Controllers 4. Testing Services 5. Diving into Distributed Testing 6. Extending JMeter 7. Building, Debugging, and Analyzing the Results of Test Plans 8. Beyond the Basics A. Installing the Supporting Software Needed for this Book Index

Using script languages within test plans


JSR223 PostProcessor allows you to use precompiled scripts within test plans. The fact that the scripts are compiled before they are actually used brings a significant performance boost compared to their inline counter parts. This also allows a variety of scripting languages to be used including Java, groovy, beanshell, jexl, and so on, allowing us to harness the powerful language features in those languages within our test plan.

JSR223 components could, for example, help us tackle preprocessor or postprocessor elements, samplers, or completed or logical loops within our test plans, allowing us to have more control over how elements are extracted from responses and stored as JMeter variables.

How to do it…

In this recipe, we will see how to use a JSR223 postprocessor within our test plan. We have chosen groovy (http://groovy.codehaus.org/) as our choice of scripting language, but any of the other supporting languages will do. Perform the following steps...

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