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<h1 class="p-name">Why Load Test on Cloud? (Infographic)</h1>
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Cloud testing is more flexible, simpler and incurs less cost. Check out this infographic to learn more about the advantages of load…
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<section data-field="body" class="e-content">
<section name="aa54" class="section section--body section--first section--last"><div class="section-divider"><hr class="section-divider"></div><div class="section-content"><div class="section-inner sectionLayout--insetColumn"><h3 name="6dfc" id="6dfc" class="graf graf--h3 graf--leading graf--title">Why Load Test on Cloud? (Infographic)</h3><p name="41e8" id="41e8" class="graf graf--p graf-after--h3">Cloud testing is more flexible, simpler and incurs less cost. Check out this infographic to learn more about the advantages of load testing on the cloud:</p></div><div class="section-inner sectionLayout--fullWidth"><figure name="de1f" id="de1f" class="graf graf--figure graf--layoutFillWidth graf-after--p"><img class="graf-image" data-image-id="1*2OEnSi097SnhKhNAHnPK6g.png" data-width="1455" data-height="8189" data-is-featured="true" src="https://cdn-images-1.medium.com/max/2560/1*2OEnSi097SnhKhNAHnPK6g.png"></figure></div><div class="section-inner sectionLayout--insetColumn"><p name="a8e9" id="a8e9" class="graf graf--p graf-after--figure graf--trailing">Check out <a href="http://www.loadium.com" data-href="http://www.loadium.com" class="markup--anchor markup--p-anchor" rel="noopener" target="_blank">Loadium</a> to start load testing on cloud now!</p></div></div></section>
</section>
<footer><p>By <a href="https://medium.com/@loadium" class="p-author h-card">Loadium</a> on <a href="https://medium.com/p/54c9c7f3800f"><time class="dt-published" datetime="2018-11-06T20:51:36.706Z">November 6, 2018</time></a>.</p><p><a href="https://medium.com/@loadium/why-load-test-on-cloud-infographic-54c9c7f3800f" class="p-canonical">Canonical link</a></p><p>Exported from <a href="https://medium.com">Medium</a> on June 21, 2023.</p></footer></article></body></html>


Boost testing power! ⚡ Cloud testing is flexible, simple & saves costs. See the infographic & discoverWhy Load Test on Cloud? Click to learn more!

New to JMeter? This guide breaks down essential JMeter vocab so you can start testing with confidence. Click to read more about Introduction to JMeter!

Why Load Test on Cloud? (Infographic) | Loadium

<!DOCTYPE html><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>Postman Alternatives for API Testing</title><style>
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<h1 class="p-name">Postman Alternatives for API Testing</h1>
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<section data-field="subtitle" class="p-summary">
In the world of API testing, Postman is one of the most well-known tools. It has become a favorite among developers and testers alike…
</section>
<section data-field="body" class="e-content">
<section name="4f7e" class="section section--body section--first section--last"><div class="section-divider"><hr class="section-divider"></div><div class="section-content"><div class="section-inner sectionLayout--insetColumn"><h3 name="2c63" id="2c63" class="graf graf--h3 graf--leading graf--title"><strong class="markup--strong markup--h3-strong">Postman Alternatives for API Testing</strong></h3><figure name="1e99" id="1e99" class="graf graf--figure graf-after--h3"><img class="graf-image" data-image-id="1*su3pKE_5zS0hV_JVSNzm6A.png" data-width="1024" data-height="1024" data-is-featured="true" src="https://cdn-images-1.medium.com/max/800/1*su3pKE_5zS0hV_JVSNzm6A.png"></figure><p name="e4e5" id="e4e5" class="graf graf--p graf-after--figure">In the world of API testing, <a href="https://loadium.com/blog/performance-testing-with-postman" data-href="https://loadium.com/blog/performance-testing-with-postman" class="markup--anchor markup--p-anchor" rel="noopener" target="_blank">Postman</a> is one of the most well-known tools. It has become a favorite among developers and testers alike, providing a simple yet powerful interface to test REST APIs, SOAP APIs, and web APIs. However, there are several alternatives to Postman that cater to different needs, especially if you’re looking for open-source alternatives, more advanced features, or specialized tools for specific API services.</p><h4 name="c686" id="c686" class="graf graf--h4 graf-after--p">What is Postman?</h4><figure name="9b2d" id="9b2d" class="graf graf--figure graf-after--h4"><img class="graf-image" data-image-id="1*tsnnylpR992a94oweIa4dQ.png" data-width="1200" data-height="627" src="https://cdn-images-1.medium.com/max/800/1*tsnnylpR992a94oweIa4dQ.png"></figure><p name="aae6" id="aae6" class="graf graf--p graf-after--figure">Postman is a popular tool used for API testing and development. It simplifies how APIs are tested by providing a graphical interface that enables users to create, send, and monitor HTTP requests. Postman has support for various types of API requests such as GET, POST, PUT, DELETE, and more, making it a versatile choice for developers working with APIs.</p><p name="e09c" id="e09c" class="graf graf--p graf-after--p">Postman also allows for API to API integration, where data flows between different APIs are tested, making it easier for developers to see how different components interact. It’s widely known for supporting REST APIs, SOAP APIs, and Open APIs, and is capable of handling multiple HTTP methods and responses. While it started as a simple tool for individual developers, Postman has expanded to support team collaboration and public APIs.</p><h4 name="fdb5" id="fdb5" class="graf graf--h4 graf-after--p">What is Postman Used For?</h4><p name="591f" id="591f" class="graf graf--p graf-after--h4">Postman is used mainly for API testing and development, but it offers several other functionalities that make it a go-to tool for API integration:</p><p name="8b97" id="8b97" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">1. Creating and Managing API Requests:</strong></p><p name="c6ea" id="c6ea" class="graf graf--p graf-after--p">Postman allows you to quickly create HTTP requests and check the response, making it ideal for developers who need to test various aspects of an API. Whether you are working on a REST API, SOAP API, or web API, Postman simplifies the process of sending API requests and visualizing the responses.</p><p name="95c8" id="95c8" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">2. API Automation:</strong></p><p name="2e6f" id="2e6f" class="graf graf--p graf-after--p">Postman can automate API tests, allowing developers to create test suites that are executed with each API request. This is especially useful for mock API scenarios where responses are predefined and need to be tested under various conditions.</p><p name="d021" id="d021" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">3. Collaborating on API Development:</strong></p><p name="e71e" id="e71e" class="graf graf--p graf-after--p">Postman offers team collaboration features, allowing developers to share API collections, documentations, and environments with their team. These shared REST API clients make it easier to collaborate on large-scale API projects.</p><p name="3231" id="3231" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">4. Monitoring and Documenting APIs:</strong></p><p name="4414" id="4414" class="graf graf--p graf-after--p">Postman can also monitor API requests and responses in real-time. It’s an all-in-one tool that provides built-in features for documentation, making it easier for teams to keep track of their API’s functionality over time.</p><h4 name="028a" id="028a" class="graf graf--h4 graf-after--p">Postman Alternatives</h4><p name="c004" id="c004" class="graf graf--p graf-after--h4">While Postman is a great tool, there are several open-source alternatives and paid solutions that offer features tailored to specific needs. Below are some alternatives to Postman that are worth considering for API testing.</p><ol class="postList"><li name="395c" id="395c" class="graf graf--li graf-after--p"><strong class="markup--strong markup--li-strong">Insomnia</strong></li></ol><figure name="c1a6" id="c1a6" class="graf graf--figure graf-after--li"><img class="graf-image" data-image-id="1*km-NdM9uoiiY4FmIiOVbBA.png" data-width="415" data-height="121" src="https://cdn-images-1.medium.com/max/800/1*km-NdM9uoiiY4FmIiOVbBA.png"></figure><p name="0cf2" id="0cf2" class="graf graf--p graf-after--figure">Insomnia is an excellent alternative to Postman that focuses on simplicity and speed. This open-source tool is known for its intuitive design and support for a wide range of protocols, including REST and GraphQL APIs. Insomnia offers built-in tools for testing, monitoring, and debugging API requests, with strong support for authentication methods like OAuth.</p><p name="bb3e" id="bb3e" class="graf graf--p graf-after--p">Pros:</p><ul class="postList"><li name="0a89" id="0a89" class="graf graf--li graf-after--p">Open-source with an active community.</li><li name="c394" id="c394" class="graf graf--li graf-after--li">Supports REST API, SOAP API, and GraphQL.</li><li name="8e47" id="8e47" class="graf graf--li graf-after--li">Lightweight and easy to use.</li><li name="8048" id="8048" class="graf graf--li graf-after--li">Built-in mock API creation tools.</li></ul><p name="e044" id="e044" class="graf graf--p graf-after--li">Cons:</p><ul class="postList"><li name="c5a5" id="c5a5" class="graf graf--li graf-after--p">Fewer team collaboration features compared to Postman.</li></ul><p name="f921" id="f921" class="graf graf--p graf-after--li"><strong class="markup--strong markup--p-strong">2. SoapUI</strong></p><figure name="2ead" id="2ead" class="graf graf--figure graf-after--p"><img class="graf-image" data-image-id="1*Rf7bHrsjP-aHucm2mBFnKg.png" data-width="629" data-height="250" src="https://cdn-images-1.medium.com/max/800/1*Rf7bHrsjP-aHucm2mBFnKg.png"></figure><p name="557c" id="557c" class="graf graf--p graf-after--figure">SoapUI is an industry-standard tool for API testing, particularly for SOAP and REST APIs. It’s more focused on enterprise-level testing, offering comprehensive test suites, load testing, and mock services. If your focus is on SOAP API testing or enterprise-level integrations, SoapUI offers a feature-rich alternative to Postman.</p><p name="d2af" id="d2af" class="graf graf--p graf-after--p">Pros:</p><ul class="postList"><li name="fed0" id="fed0" class="graf graf--li graf-after--p">Advanced testing features for both REST and SOAP APIs.</li><li name="1fb3" id="1fb3" class="graf graf--li graf-after--li">Support for complex API integrations.</li><li name="4f53" id="4f53" class="graf graf--li graf-after--li">API automation capabilities with detailed reporting.</li><li name="14be" id="14be" class="graf graf--li graf-after--li">Free and open-source version (SoapUI Open Source) with a paid Pro version for advanced features.</li></ul><p name="125c" id="125c" class="graf graf--p graf-after--li">Cons:</p><ul class="postList"><li name="f41b" id="f41b" class="graf graf--li graf-after--p">More complex UI compared to Postman, which could result in a steeper learning curve.</li></ul><p name="81f6" id="81f6" class="graf graf--p graf-after--li"><strong class="markup--strong markup--p-strong">3. Paw</strong></p><figure name="8151" id="8151" class="graf graf--figure graf-after--p"><img class="graf-image" data-image-id="1*V5VBAD9upc8oRASRr9kQ4A.png" data-width="630" data-height="473" src="https://cdn-images-1.medium.com/max/800/1*V5VBAD9upc8oRASRr9kQ4A.png"></figure><p name="ceb6" id="ceb6" class="graf graf--p graf-after--figure">Paw is a macOS-exclusive API testing tool that combines simplicity with powerful features. Like Postman, Paw allows for API testing, debugging, and even mock API creation. However, it is exclusive to Mac, so it may not be suitable for teams working on multiple operating systems.</p><p name="a855" id="a855" class="graf graf--p graf-after--p">Pros:</p><ul class="postList"><li name="1e7f" id="1e7f" class="graf graf--li graf-after--p">Sleek, modern design that integrates well with macOS.</li><li name="a297" id="a297" class="graf graf--li graf-after--li">Supports REST API, GraphQL, and WebSocket APIs.</li><li name="86f1" id="86f1" class="graf graf--li graf-after--li">Powerful test automation and response visualization tools.</li></ul><p name="af15" id="af15" class="graf graf--p graf-after--li">Cons:</p><ul class="postList"><li name="6322" id="6322" class="graf graf--li graf-after--p">Only available for macOS.</li><li name="6090" id="6090" class="graf graf--li graf-after--li">Paid tool, no free version.</li></ul><p name="2343" id="2343" class="graf graf--p graf-after--li"><strong class="markup--strong markup--p-strong">4. Hoppscotch (formerly Postwoman)</strong></p><figure name="51c8" id="51c8" class="graf graf--figure graf-after--p"><img class="graf-image" data-image-id="1*dePLuhv0VNcf8DWtakB_1Q.png" data-width="3645" data-height="1000" src="https://cdn-images-1.medium.com/max/800/1*dePLuhv0VNcf8DWtakB_1Q.png"></figure><p name="4f46" id="4f46" class="graf graf--p graf-after--figure">Hoppscotch is a lightweight, browser-based alternative to Postman. It is open-source and primarily focuses on simplifying REST API testing. With Hoppscotch, you can quickly create and test API requests directly from your browser without needing to install any software. It’s particularly useful for developers looking for a quick and free way to test public APIs or experiment with REST client requests.</p><p name="9b05" id="9b05" class="graf graf--p graf-after--p">Pros:</p><ul class="postList"><li name="c22d" id="c22d" class="graf graf--li graf-after--p">Completely browser-based, no installation required.</li><li name="96cd" id="96cd" class="graf graf--li graf-after--li">Open-source and free.</li><li name="b6ca" id="b6ca" class="graf graf--li graf-after--li">Simple and fast to use.</li></ul><p name="5177" id="5177" class="graf graf--p graf-after--li">Cons:</p><ul class="postList"><li name="60a8" id="60a8" class="graf graf--li graf-after--p">Limited advanced features compared to Postman.</li><li name="13c1" id="13c1" class="graf graf--li graf-after--li">Primarily focused on REST, less support for SOAP APIs.</li></ul><p name="5680" id="5680" class="graf graf--p graf-after--li"><strong class="markup--strong markup--p-strong">5. Katalon Studio</strong></p><figure name="cfef" id="cfef" class="graf graf--figure graf-after--p"><img class="graf-image" data-image-id="1*9w6ibcZb7lEuFsZIre2XLw.png" data-width="594" data-height="153" src="https://cdn-images-1.medium.com/max/800/1*9w6ibcZb7lEuFsZIre2XLw.png"></figure><p name="6ad7" id="6ad7" class="graf graf--p graf-after--figure">Katalon Studio is another alternative to Postman that provides a more comprehensive platform for API testing, along with UI and mobile testing capabilities. It’s a robust tool for testers who need a full suite of testing options, from API testing to application testing.</p><p name="383c" id="383c" class="graf graf--p graf-after--p">Pros:</p><ul class="postList"><li name="be09" id="be09" class="graf graf--li graf-after--p">A complete testing platform for APIs, web, and mobile.</li><li name="ba09" id="ba09" class="graf graf--li graf-after--li">Built-in tools for API automation and performance testing.</li><li name="8554" id="8554" class="graf graf--li graf-after--li">Supports both REST and SOAP APIs.</li></ul><p name="fd19" id="fd19" class="graf graf--p graf-after--li">Cons:</p><ul class="postList"><li name="9c17" id="9c17" class="graf graf--li graf-after--p">More complex and suited for advanced users.</li><li name="e944" id="e944" class="graf graf--li graf-after--li">Paid tool with a limited free version.</li></ul><h4 name="9bba" id="9bba" class="graf graf--h4 graf-after--li">Conclusion</h4><p name="caf8" id="caf8" class="graf graf--p graf-after--h4">While Postman remains a powerful tool for API testing, it’s essential to explore Postman alternatives depending on your project requirements. Tools like Insomnia, SoapUI, and Hoppscotch offer open-source alternatives that are free to use, while others like Paw and Katalon Studio provide specialized features for advanced API testing. Whether you’re focused on testing public APIs, performing API automation, or looking for a lightweight REST client, there are multiple tools to choose from. Ultimately, the right tool will depend on your specific needs for software testing and API integration, ensuring that your APIs are reliable, scalable, and functional.</p><p name="3aed" id="3aed" class="graf graf--p graf-after--p graf--trailing">Be sure to check out <a href="https://loadium.com/blog" data-href="https://loadium.com/blog" class="markup--anchor markup--p-anchor" rel="noopener ugc nofollow noopener" target="_blank">Loadium Blog Page</a> for more topics, latest news, and in-depth articles on software testing.</p></div></div></section>
</section>
<footer><p>By <a href="https://medium.com/@loadium" class="p-author h-card">Loadium</a> on <a href="https://medium.com/p/4b54b57349f1"><time class="dt-published" datetime="2024-11-13T07:15:19.394Z">November 13, 2024</time></a>.</p><p><a href="https://medium.com/@loadium/postman-alternatives-for-api-testing-4b54b57349f1" class="p-canonical">Canonical link</a></p><p>Exported from <a href="https://medium.com">Medium</a> on November 13, 2024.</p></footer></article></body></html>

Postman Alternatives for API Testing

<!DOCTYPE html><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>How to Use JSON Extractor in JMeter</title><style>
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<h1 class="p-name">How to Use JSON Extractor in JMeter</h1>
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What is a JSON Extractor?
</section>
<section data-field="body" class="e-content">
<section name="b41e" class="section section--body section--first section--last"><div class="section-divider"><hr class="section-divider"></div><div class="section-content"><div class="section-inner sectionLayout--insetColumn"><h3 name="8434" id="8434" class="graf graf--h3 graf--leading graf--title"><strong class="markup--strong markup--h3-strong">How to Use JSON Extractor in JMeter</strong></h3><figure name="5640" id="5640" class="graf graf--figure graf-after--h3"><img class="graf-image" data-image-id="1*gQpK0lhiCcWvt5NKsKPMYA.png" data-width="964" data-height="642" data-is-featured="true" src="https://cdn-images-1.medium.com/max/800/1*gQpK0lhiCcWvt5NKsKPMYA.png"></figure><h4 name="3fd2" id="3fd2" class="graf graf--h4 graf-after--figure">What is a JSON Extractor?</h4><p name="a268" id="a268" class="graf graf--p graf-after--h4">A JSON Extractor is a powerful tool used in performance testing to parse and extract data from JSON (JavaScript Object Notation) responses. JSON is a lightweight data format commonly used for APIs and web services to exchange information. By using a JSON Extractor, you can retrieve specific values from a JSON response, which is particularly useful for validating responses, storing data for later use, or passing values between requests in a test plan. In <a href="https://loadium.com/blog/introduction-to-jmeter" data-href="https://loadium.com/blog/introduction-to-jmeter" class="markup--anchor markup--p-anchor" rel="noopener" target="_blank">JMeter</a>, a popular performance testing software, JSON Extractor plays a crucial role in automating API testing and performance validation.</p><h4 name="cee9" id="cee9" class="graf graf--h4 graf-after--p">How to Extract a JSON File?</h4><p name="09bd" id="09bd" class="graf graf--p graf-after--h4">Extracting data from a JSON file is a common task in both API testing and performance testing. JSON files can be used to store configuration details, user data, or response information that needs to be validated. Here’s a step-by-step guide to extracting data from a JSON file using JMeter:</p><p name="62af" id="62af" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">1. Create a Dummy Sampler Returning JSON Data in Response:</strong></p><p name="3e99" id="3e99" class="graf graf--p graf-after--p">Start by creating a dummy sampler retuning JSON response that contains the data you want to extract. This can be done using a <a href="https://loadium.com/blog/how-to-install-and-use-the-jmeter-plugins" data-href="https://loadium.com/blog/how-to-install-and-use-the-jmeter-plugins" class="markup--anchor markup--p-anchor" rel="noopener" target="_blank">JMeter Plugin Manager</a>.</p><p name="8f4d" id="8f4d" class="graf graf--p graf-after--p">JSON example:</p><pre data-code-block-mode="1" spellcheck="false" data-code-block-lang="perl" name="8c24" id="8c24" class="graf graf--pre graf-after--p graf--preV2"><span class="pre--content">{<br /><span class="hljs-string">&quot;user&quot;</span>: {<br /><span class="hljs-string">&quot;id&quot;</span>: <span class="hljs-number">1</span>,<br /><span class="hljs-string">&quot;name&quot;</span>: <span class="hljs-string">&quot;John Doe&quot;</span>,<br /><span class="hljs-string">&quot;email&quot;</span>: <span class="hljs-string">&quot;john.doe@example.com&quot;</span><br />  }<br />}</span></pre><figure name="523b" id="523b" class="graf graf--figure graf-after--pre"><img class="graf-image" data-image-id="1*5Hq5b3oHl4Rnb0_S4eQY7w.png" data-width="3022" data-height="1592" src="https://cdn-images-1.medium.com/max/800/1*5Hq5b3oHl4Rnb0_S4eQY7w.png"></figure><p name="4512" id="4512" class="graf graf--p graf-after--figure"><strong class="markup--strong markup--p-strong">2. Add a JSON Extractor to Your Test Plan:</strong></p><p name="ce26" id="ce26" class="graf graf--p graf-after--p">Add a JSON Extractor after making a request that returns a JSON response (like a REST API call). To do this, right-click on the HTTP request sampler and navigate to Add → Post Processors → JSON Extractor.</p><figure name="9562" id="9562" class="graf graf--figure graf-after--p"><img class="graf-image" data-image-id="1*wlnquZZD6FEr3zUd1muLkg.png" data-width="1386" data-height="842" src="https://cdn-images-1.medium.com/max/800/1*wlnquZZD6FEr3zUd1muLkg.png"></figure><p name="0a07" id="0a07" class="graf graf--p graf-after--figure"><strong class="markup--strong markup--p-strong">3. Configure the JSON Extractor:</strong></p><p name="5e49" id="5e49" class="graf graf--p graf-after--p">In the JSON Extractor configuration, define the JSON Path expressions to extract specific data. For example, to extract the user’s name, use the JSON path expression: `$.user.name`.</p><p name="f3f5" id="f3f5" class="graf graf--p graf-after--p">Specify the variable name where the extracted data will be stored. This allows you to use the data in subsequent requests or assertions.</p><p name="28a4" id="28a4" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">4. Run the Test Plan:</strong></p><p name="50a1" id="50a1" class="graf graf--p graf-after--p">Execute the test plan, and JMeter will parse the JSON response, extract the specified data, and store it in the defined variable for further use.</p><h4 name="08af" id="08af" class="graf graf--h4 graf-after--p">How to Parse a JSON Object?</h4><p name="52fa" id="52fa" class="graf graf--p graf-after--h4">Parsing a JSON object means reading and extracting meaningful data from it. In JMeter, parsing a JSON object is made simple with the use of a JSON Extractor:</p><p name="7429" id="7429" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">1. Understanding JSON Format:</strong></p><p name="90b6" id="90b6" class="graf graf--p graf-after--p">JSON objects are structured in key-value pairs, where data is organized hierarchically. For example:</p><pre data-code-block-mode="1" spellcheck="false" data-code-block-lang="perl" name="ebbf" id="ebbf" class="graf graf--pre graf-after--p graf--preV2"><span class="pre--content">     {<br />       <span class="hljs-string">&quot;user&quot;</span>: {<br />         <span class="hljs-string">&quot;id&quot;</span>: <span class="hljs-number">1</span>,<br />         <span class="hljs-string">&quot;name&quot;</span>: <span class="hljs-string">&quot;Jane Doe&quot;</span>,<br />         <span class="hljs-string">&quot;details&quot;</span>: {<br />           <span class="hljs-string">&quot;email&quot;</span>: <span class="hljs-string">&quot;jane.doe@example.com&quot;</span>,<br />           <span class="hljs-string">&quot;phone&quot;</span>: <span class="hljs-string">&quot;123-456-7890&quot;</span><br />         }<br />       }<br />     }</span></pre><p name="cb70" id="cb70" class="graf graf--p graf-after--pre"><strong class="markup--strong markup--p-strong">2. Using JSON Extractor to Parse the Object:</strong></p><p name="7a57" id="7a57" class="graf graf--p graf-after--p">To parse the JSON object above, use JSON Path expressions in the JSON Extractor. For instance, to extract the email, use `$.user.details.email`. This path navigates through the object structure to retrieve the desired data.</p><p name="7a07" id="7a07" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">3. Handling Complex JSON Structures:</strong></p><p name="17b0" id="17b0" class="graf graf--p graf-after--p">JSON Extractor allows handling complex JSON structures by providing various options such as `Match No.` for extracting multiple values and `Default Value` to handle cases where the JSON path expression does not match any data.</p><figure name="d0fd" id="d0fd" class="graf graf--figure graf-after--p"><img class="graf-image" data-image-id="1*HZsL8UCn4KXF5C-K7bGDlQ.png" data-width="1408" data-height="606" src="https://cdn-images-1.medium.com/max/800/1*HZsL8UCn4KXF5C-K7bGDlQ.png"></figure><p name="c5d3" id="c5d3" class="graf graf--p graf-after--figure"><strong class="markup--strong markup--p-strong">4. Visualizing JSON Data:</strong></p><p name="47b9" id="47b9" class="graf graf--p graf-after--p">To better understand and visualize JSON data, use tools like a JSON formatter or JSON file opener. These tools format and display JSON in a more readable structure, making it easier to create accurate JSON Path expressions for parsing.</p><h4 name="6ce5" id="6ce5" class="graf graf--h4 graf-after--p">Example of Using a JSON Extractor</h4><p name="4090" id="4090" class="graf graf--p graf-after--h4">To illustrate the use of a JSON Extractor, let’s consider a scenario where you need to extract data from a JSON response returned by an API call. Suppose you have a test plan in JMeter that sends an HTTP request to a JSON server or JSON placeholder API endpoint:</p><p name="5fc6" id="5fc6" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">1. Set Up the HTTP Request Sampler:</strong></p><p name="2948" id="2948" class="graf graf--p graf-after--p">Configure an HTTP Request sampler to make a GET request to an API that returns a JSON response, such as `https://jsonplaceholder.typicode.com/users/1`.</p><figure name="bdd1" id="bdd1" class="graf graf--figure graf-after--p"><img class="graf-image" data-image-id="1*66GIYFdv7rc-bQG9ojrZxQ.png" data-width="2608" data-height="902" src="https://cdn-images-1.medium.com/max/800/1*66GIYFdv7rc-bQG9ojrZxQ.png"></figure><p name="528d" id="528d" class="graf graf--p graf-after--figure"><strong class="markup--strong markup--p-strong">2. Add a JSON Extractor to the Sampler:</strong></p><p name="84d5" id="84d5" class="graf graf--p graf-after--p">After configuring the HTTP Request sampler, add a JSON Extractor to parse the JSON response.</p><p name="372b" id="372b" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">3. Configure the JSON Extractor:</strong></p><p name="84b8" id="84b8" class="graf graf--p graf-after--p">In the JSON Extractor’s configuration, set the variable name to store the extracted email, such as `userEmail` and set the JSON Path expression to extract the user’s email: `$.email`.</p><figure name="2c18" id="2c18" class="graf graf--figure graf-after--p"><img class="graf-image" data-image-id="1*5VJpZKDCFz6ikRGUQSTf2g.png" data-width="1666" data-height="728" src="https://cdn-images-1.medium.com/max/800/1*5VJpZKDCFz6ikRGUQSTf2g.png"></figure><p name="daca" id="daca" class="graf graf--p graf-after--figure"><strong class="markup--strong markup--p-strong">4. Use the Extracted Data:</strong></p><p name="547f" id="547f" class="graf graf--p graf-after--p">Now we can use the `${userEmail}` variable in subsequent HTTP requests or assertions to validate the response.</p><figure name="e518" id="e518" class="graf graf--figure graf-after--p"><img class="graf-image" data-image-id="1*UJ5-fiJMtQc1YFIKpvPz6w.png" data-width="1210" data-height="828" src="https://cdn-images-1.medium.com/max/800/1*UJ5-fiJMtQc1YFIKpvPz6w.png"></figure><h4 name="b8fd" id="b8fd" class="graf graf--h4 graf-after--figure">Conclusion</h4><p name="0da1" id="0da1" class="graf graf--p graf-after--h4">The JSON Extractor in JMeter is a powerful tool that allows you to parse and extract data from JSON responses, a common format in modern APIs. This capability is particularly useful in performance testing, API automation, and validating web services. By integrating JSON Extractor into your JMeter test plans, you can efficiently retrieve key information from JSON files or API responses, store them in variables, and utilize them for further tests.</p><p name="cf2a" id="cf2a" class="graf graf--p graf-after--p">When combined with other tools, such as <a href="https://loadium.com/" data-href="https://loadium.com/" class="markup--anchor markup--p-anchor" rel="noopener" target="_blank">Loadium</a>, the testing process becomes even more powerful. Loadium, a highly versatile load testing software, provides enhanced support for running complex JMeter performance tests. It helps you scale your tests, visualize results in real-time, and even automate the entire performance testing process. Through Loadium’s seamless integration with JMeter, users can run tests on multiple endpoints, automate the extraction of data through JSON Extractor, and gain comprehensive insights into the performance of APIs and web applications.</p><p name="f1ca" id="f1ca" class="graf graf--p graf-after--p graf--trailing">Be sure to check out <a href="https://loadium.com/blog" data-href="https://loadium.com/blog" class="markup--anchor markup--p-anchor" rel="noopener ugc nofollow noopener" target="_blank">Loadium Blog Page</a> for more topics, latest news, and in-depth articles on software testing.</p></div></div></section>
</section>
<footer><p>By <a href="https://medium.com/@loadium" class="p-author h-card">Loadium</a> on <a href="https://medium.com/p/8c151c68dd28"><time class="dt-published" datetime="2024-11-11T11:27:09.580Z">November 11, 2024</time></a>.</p><p><a href="https://medium.com/@loadium/how-to-use-json-extractor-in-jmeter-8c151c68dd28" class="p-canonical">Canonical link</a></p><p>Exported from <a href="https://medium.com">Medium</a> on November 13, 2024.</p></footer></article></body></html>

How to Use JSON Extractor in JMeter

<!DOCTYPE html><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>What is Multi Location Load Testing?</title><style>
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<h1 class="p-name">What is Multi Location Load Testing?</h1>
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Multi location load testing is a method used to evaluate the performance and reliability of a web application or service by simulating user…
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<section name="244c" class="section section--body section--first section--last"><div class="section-divider"><hr class="section-divider"></div><div class="section-content"><div class="section-inner sectionLayout--insetColumn"><h3 name="a75e" id="a75e" class="graf graf--h3 graf--leading graf--title"><strong class="markup--strong markup--h3-strong">What is Multi Location Load Testing?</strong></h3><figure name="1b08" id="1b08" class="graf graf--figure graf-after--h3"><img class="graf-image" data-image-id="1*PqfwRiaw7qQCC7ZwUarnTA.jpeg" data-width="1024" data-height="1024" data-is-featured="true" src="https://cdn-images-1.medium.com/max/800/1*PqfwRiaw7qQCC7ZwUarnTA.jpeg"></figure><p name="ca37" id="ca37" class="graf graf--p graf-after--figure">Multi location load testing is a method used to evaluate the performance and reliability of a web application or service by simulating user traffic from multiple geographic locations. This type of testing is essential for applications that serve a global audience, ensuring that users experience steady performance regardless of their physical location. By performing multi location testing, developers can identify and resolve region-specific issues that might affect the user experience.</p><h4 name="3a3e" id="3a3e" class="graf graf--h4 graf-after--p">The Significance of Multi Location Load Testing</h4><figure name="1eb3" id="1eb3" class="graf graf--figure graf-after--h4"><img class="graf-image" data-image-id="0*e4c8PPpcYweIrTuk.jpg" data-width="1200" data-height="630" src="https://cdn-images-1.medium.com/max/800/0*e4c8PPpcYweIrTuk.jpg"></figure><p name="5f76" id="5f76" class="graf graf--p graf-after--figure">The importance of multi-site load testing is that it provides a comprehensive view of an application’s performance on a global scale. As businesses expand internationally, understanding how applications perform in different regions becomes crucial. Here are some key reasons why multi location load testing is important:</p><p name="13b9" id="13b9" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">1. Global Performance Testing:</strong> It allows businesses to measure how their applications perform globally, ensuring that all users, regardless of location, receive a similar quality of service.</p><p name="2f11" id="2f11" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">2. Geo Load Testing:</strong> This form of testing helps identify performance bottlenecks that are specific to certain geographic regions, enabling targeted optimizations.</p><p name="6ae1" id="6ae1" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">3. International Performance Evaluation:</strong> By simulating traffic from different countries, businesses can evaluate their application’s international performance and make necessary adjustments.</p><p name="de08" id="de08" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">4. Region-Specific Performance Testing:</strong> It helps in understanding the performance variations in different regions and assists in making data-driven decisions to enhance the user experience.</p><h4 name="3266" id="3266" class="graf graf--h4 graf-after--p">Benefits of Multi Location Load Testing</h4><p name="82ff" id="82ff" class="graf graf--p graf-after--h4">In an increasingly globalized digital landscape, ensuring steady performance for users across different geographic locations is very important. Multi location load testing plays a crucial role in this by simulating user traffic from various regions to evaluate an application’s performance and reliability. This type of testing helps businesses identify and address region-specific issues, optimize infrastructure, and enhance the overall user experience, ensuring that all users enjoy a smooth and responsive service regardless of their physical location.</p><p name="10c5" id="10c5" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">1. Improved User Experience:</strong> By identifying and addressing region-specific performance issues, businesses can ensure that all users, no matter where they are located, have a smooth and responsive experience.</p><p name="6e7e" id="6e7e" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">2. Enhanced Reliability:</strong> This testing method helps in uncovering potential issues that might only appear under specific geographic conditions.</p><p name="e901" id="e901" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">3. Optimized Infrastructure:</strong> It aids in determining whether the current infrastructure can handle traffic from different regions efficiently, leading to better resource allocation and optimization.</p><p name="80d3" id="80d3" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">4. Proactive Problem Solving:</strong> Multi location load testing allows businesses to proactively identify and resolve issues before they impact end-users, reducing downtime and improving customer satisfaction.</p><p name="4c8f" id="4c8f" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">5. Worldwide Performance Assessment</strong>: This comprehensive testing approach provides insights into the application’s performance on a worldwide scale, facilitating better strategic planning and decision-making.</p><h4 name="4963" id="4963" class="graf graf--h4 graf-after--p">Implementing Multi Location Load Testing with Loadium</h4><figure name="f5e2" id="f5e2" class="graf graf--figure graf-after--h4"><img class="graf-image" data-image-id="1*b1l-WoFZxLUTGiwHziRInA.png" data-width="964" data-height="468" src="https://cdn-images-1.medium.com/max/800/1*b1l-WoFZxLUTGiwHziRInA.png"></figure><p name="ac6f" id="ac6f" class="graf graf--p graf-after--figure">Loadium is a powerful tool that enables businesses to perform multi location load testing effectively. Here’s how you can implement <a href="https://wiki.loadium.com/test-settings/what-is-geolocation" data-href="https://wiki.loadium.com/test-settings/what-is-geolocation" class="markup--anchor markup--p-anchor" rel="noopener" target="_blank">multi location load testing with Loadium</a>:</p><p name="0f7b" id="0f7b" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">1. Setup Your Test Scenarios:</strong> Define your test scenarios by identifying the key functionalities and performance metrics you want to evaluate. Determine the geographic locations from which you want to simulate user traffic.</p><p name="42ba" id="42ba" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">2. Configure Geo Load Testing:</strong> Use Loadium’s features to configure geo load testing. Specify the regions from which you want to generate traffic, such as North America, Europe, Asia, etc.</p><p name="b809" id="b809" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">3. Run the Tests:</strong> Execute the load tests by simulating traffic from the selected geographic locations. Loadium allows you to control the number of virtual users and the distribution of traffic across different regions.</p><p name="8395" id="8395" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">4. Analyze the Results:</strong> Once the tests are completed, analyze the results to identify performance bottlenecks and region-specific issues. Loadium provides detailed reports and visualizations that help in understanding the performance variations across different locations.</p><p name="264a" id="264a" class="graf graf--p graf-after--p"><strong class="markup--strong markup--p-strong">5. Optimize and Re-test:</strong> Based on the analysis, make the necessary optimizations to your application or infrastructure. Re-run the tests to ensure that the issues have been resolved and the performance has improved.</p><p name="7052" id="7052" class="graf graf--p graf-after--p">By leveraging <a href="https://loadium.com/features-jmeter" data-href="https://loadium.com/features-jmeter" class="markup--anchor markup--p-anchor" rel="noopener" target="_blank">Loadium</a> for multi location load testing, businesses can gain valuable insights into their application’s global performance, ensuring a consistent and reliable user experience across different regions.</p><h4 name="124d" id="124d" class="graf graf--h4 graf-after--p">Conclusion</h4><p name="6ae4" id="6ae4" class="graf graf--p graf-after--h4">Multi location load testing is very important practice for businesses aiming to deliver consistent and high-quality user experiences across the globe. By integrated multi location testing and location testing, companies can perform global performance testing to ensure their applications meet the demands of users from different regions. Geo load testing helps identify specific performance bottlenecks, while international performance evaluation provides insights into how the application behaves under various conditions. Region-specific performance testing allows for targeted optimizations, ensuring that local user needs are met efficiently. Ultimately, worldwide performance assessment through multi location load testing ensures reliable experience for users, regardless of their geographical location. Tools like Loadium play a crucial role in this process, offering comprehensive solutions to conduct and analyze multi location load tests effectively, helping businesses optimize their applications for global success.</p><p name="317b" id="317b" class="graf graf--p graf-after--p graf--trailing">Be sure to check out <a href="https://loadium.com/blog" data-href="https://loadium.com/blog" class="markup--anchor markup--p-anchor" rel="noopener ugc nofollow noopener noopener" target="_blank">Loadium Blog Page</a> for more topics, latest news, and in-depth articles on software testing.</p></div></div></section>
</section>
<footer><p>By <a href="https://medium.com/@loadium" class="p-author h-card">Loadium</a> on <a href="https://medium.com/p/64543567db4e"><time class="dt-published" datetime="2024-11-11T11:25:56.849Z">November 11, 2024</time></a>.</p><p><a href="https://medium.com/@loadium/what-is-multi-location-load-testing-64543567db4e" class="p-canonical">Canonical link</a></p><p>Exported from <a href="https://medium.com">Medium</a> on November 13, 2024.</p></footer></article></body></html>

Why Load Test on Cloud? (Infographic)

Why Load Test on Cloud? (Infographic)

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