How to Build a Software Testing Framework

Here’s my step-by-step action plan whenever I work with a client to help them get a new automation project started. Maybe it’s useful to you, too. 0. Write a single, meaningful, efficient test. I don’t care if it’s a unit test, an integration test, an E2E test or whatever, as long as it is reliable, quick and produces information that is valuable. 1. Run that test a few times locally so you can reasonably assume that the test is reliable and repeatable. 2. Bring the test under version control. 3. Add the test to an existing pipeline or build a pipeline specifically for the execution of the test. Have it run on every commit or PR, or (not preferred) every night, depending on your collaboration strategy. 4. Trigger the pipeline a few times to make sure your test runs as reliably on the build agent as it does locally. 5. Improve the test code if and where needed. Run the test locally AND through the pipeline after every change you make to get feedback on the impact of your code change. This feedback loop should still be VERY short, as we’re still working with a single test (or a very small group of tests, at the most). 6. Consider adding a linter for your test code. This is an optional step, but one I do recommend. At some point, you’ll probably want to enforce a common coding style anyway, and introducing a linter early on is way less painful. Consider being pretty strict. Warnings are nice and gentle, but easy to ignore. Errors, not so much. 7. Only after you’ve completed all the previous steps you can start adding more tests. All these new tests will now be linted, put under version control and be run locally and on a build agent, because you made that part of the process early on, thereby setting yourself up for success in the long term. 8. Make refactoring and optimizing your test code part of the process. Practices like (A)TDD have this step built in for a reason. 9. Once you’ve added a few more tests, start running them in parallel. Again, you want to start doing this early on, because it’s much harder to introduce parallelisation after you’ve already written hundreds of tests. 10 - ∞ Rinse and repeat. Forget about ‘building a test automation framework’. That ‘framework’ will emerge pretty much by itself as long as you stick to the process I outlined here and don’t skip the continuous refactoring.

If you're a manual tester looking to switch to automation in 2026, the best way to do it is to learn by doing. Not by watching 47 tutorials, or by collecting certificates. By building real things. Here are 17 mini-projects that will teach you more than any course: → Build a Login Automation Script to learn how Selenium locators, waits, and assertions actually work together → Build a Data-Driven Test Suite to understand how to run the same test with 50 different inputs without writing 50 test methods → Build a Page Object Model Framework to learn why real companies structure their automation this way, not the YouTube way → Build a REST API Test Suite to practice GET, POST, PUT, DELETE and validate status codes, headers, and response bodies → Build an API Chaining Script to understand how one API's response feeds into the next, the way real applications actually work → Build a Database Validation Script to learn how to write SQL queries that verify if the backend actually saved what the UI promised → Build a CI/CD Pipeline for Your Tests to understand how Jenkins or GitHub Actions runs your automation on every code push → Build a Parallel Execution Setup to learn how TestNG or Pytest runs tests simultaneously and cuts execution time in half → Build a Screenshot-on-Failure Utility to understand how reporting works in real frameworks, not just pass/fail in the console → Build a Cross-Browser Test Runner to learn how the same test behaves differently on Chrome, Firefox, and Edge, and how to handle it → Build a Retry Logic Handler to understand what happens when tests fail because of flaky environments, not actual bugs → Build a Test Data Generator to learn how to create dynamic test data instead of hardcoding "test123" into every script → Build a Simple BDD Framework to understand how Cucumber and Gherkin connect business-readable scenarios to actual automation code → Build a Mock API Server to learn how to test your frontend when the backend isn't ready yet → Build an Excel Report Generator to understand how to turn raw test results into something a manager actually wants to read → Build a Load Test Script to learn the basics of JMeter or Locust and understand what happens when 500 users hit the same endpoint → Build a Git Branching Workflow to learn how real QA teams manage test code across features, releases, and hotfixes Pick 5. Finish them. Push them to GitHub. That GitHub profile will say more in an interview than any certification ever will. P.S. If you're a manual tester and don't know where to start with automation, drop me a message. I've mentored 3000+ engineers through this exact switch. Let's build your roadmap.

𝗦𝘁𝗼𝗽 𝘄𝗿𝗶𝘁𝗶𝗻𝗴 𝗯𝗿𝗶𝘁𝘁𝗹𝗲 𝗦𝗲𝗹𝗲𝗻𝗶𝘂𝗺 𝘁𝗲𝘀𝘁𝘀 𝘁𝗵𝗮𝘁 𝗯𝗿𝗲𝗮𝗸 𝘄𝗶𝘁𝗵 𝗲𝘃𝗲𝗿𝘆 𝗨𝗜 𝗰𝗵𝗮𝗻𝗴𝗲. It's time to build a test automation framework that lasts. 🚀 I'm excited to share my video tutorial on Selenium with Java using the Page Object Model! This deep-dive course is designed for beginners and progresses to advanced topics, giving you a robust foundation for building maintainable and efficient automated web tests. I've also 𝗮𝘁𝘁𝗮𝗰𝗵𝗲𝗱 𝘁𝗵𝗲 𝗣𝗼𝘄𝗲𝗿𝗣𝗼𝗶𝗻𝘁 𝗽𝗿𝗲𝘀𝗲𝗻𝘁𝗮𝘁𝗶𝗼𝗻 from the video to help you follow along. A core concept we cover is the Page Object Model (POM). This is a powerful design pattern that makes your test automation code cleaner, more reusable, and far easier to maintain. Instead of writing brittle test scripts, you create a class for each page of your application, storing all its elements and interaction methods in one place. The tutorial is broken down into four key parts: 📜 Part 1: Project Setup & Your First Test We start from scratch. I'll guide you through setting up your entire environment: ✅ Installing Java (JDK) and IntelliJ ✅ Configuring a Maven project ✅ Adding Selenium and TestNG dependencies ✅ Writing and running your very first Selenium test script with assertions. 🏛️ Part 2: Building the Page Object Model (POM) This is where we implement the POM. You'll learn: 👉 The theory, structure, and benefits (Reusability, Readability, Maintainability) of POM. 👉 How to create a BasePage and BaseTest to handle common setup and teardown. 👉 Building specific Page Object classes (like LoginPage) to separate your test logic from your page interactions. 🧩 Part 3: Working with All Kinds of Web Elements Once our framework is built, we dive deep into interacting with every web element you'll encounter: 🛠️ Using JavaScriptExecutor to scroll 🛠️ Handling radio buttons and checkboxes (including conditional clicks) 🛠️ Navigating complex web tables to edit and verify data 🛠️ Interacting with links, dropdowns (standard and multi-select), and date pickers. 🔀 Part 4: Advanced Interfaces & Unique Situations The final part covers advanced scenarios and powerful Selenium features: 🔎 Taking screenshots automatically on test failure 🔎 Handling Modals, JavaScript Alerts (confirmation, prompt), and iframes 🔎 Switching between multiple browser windows and tabs 🔎 Mastering Dynamic Waits (Explicit and Fluent) to handle asynchronous operations 🔎 Using the Actions class to simulate complex user actions like drag-and-drop (for sliders) and keyboard events (like pressing Tab or Enter). I've dropped the link to the full course in the first comment below! 👇 𝗣𝗦: 𝗕𝗲 𝘀𝘂𝗿𝗲 𝘁𝗼 𝘀𝗮𝘃𝗲 𝘁𝗵𝗶𝘀 𝗽𝗼𝘀𝘁 𝗮𝗻𝗱 𝘁𝗵𝗲 𝗮𝘁𝘁𝗮𝗰𝗵𝗲𝗱 𝗽𝗿𝗲𝘀𝗲𝗻𝘁𝗮𝘁𝗶𝗼𝗻 𝗳𝗼𝗿 𝗳𝘂𝘁𝘂𝗿𝗲 𝗿𝗲𝗳𝗲𝗿𝗲𝗻𝗰𝗲! I hope this helps you with Selenium. Let me know what you think! 🤝 Rex Jones II #Selenium #Java #TestAutomation #PageObjectModel #RexJonesII

22 Test Automation Framework Practices That Separate Good SDETs from Great Ones Here's what actually works: 1. KISS Principle Break complex tests into smaller modules. Avoid singletons that kill parallel execution. Example: Simple initBrowser() method instead of static WebDriver instances. 2. Modular Approach Separate test data, utilities, page objects, and execution logic. Example: LoginPage class handles only login elements and actions. 3. Setup Data via API/DB Never use UI for test preconditions. It's slow and flaky. Example: RestAssured POST to create test users before running tests. 4. Ditch Excel for Test Data Use JSON, XML, or CSV. They're faster, easier to version control, and actually work. Example: Jackson ObjectMapper to read JSON into POJOs. 5. Design Patterns Factory: Create driver instances based on browser type Strategy: Switch between different browser setups Builder: Construct complex test objects step by step 6. Static Code Analysis SonarLint catches unused variables and potential bugs while you code. 7. Data-Driven Testing Run same test with multiple data sets using TestNG DataProvider. Example: One login test, 10 different user credentials. 8. Exception Handling + Logging Log failures properly. Future you will thank present you. Example: Logger.severe() with meaningful error messages. 9. Automate the Right Tests Focus on repetitive, critical tests. Each test must be independent. 10. Wait Utilities WebDriverWait with explicit conditions. Never Thread.sleep(). Example: wait.until(ExpectedConditions.visibilityOfElementLocated()) 11. POJOs for API Type-safe response handling using Gson or Jackson. Example: Convert JSON response directly to User object. 12. DRY Principle Centralize common locators and setup/teardown in BaseTest class. 13. Independent Tests Each test sets up and cleans up its own data. Enables parallel execution. 14. Config Files URLs, credentials, environment settings—all in external properties files. Example: ConfigReader class to load properties. 15. SOLID Principles Single responsibility per class. Test logic separate from data and helpers. 16. Custom Reporting ExtentReports with screenshots, logs, and environment details. 17. Cucumber Reality Check If you're not doing full BDD, skip Cucumber. It adds complexity without value. 18. Right Tool Selection Choose based on project needs, not trends. Evaluate maintenance cost. 19. Atomic Tests One test = one feature. Fast, reliable, easy to maintain. 20. Test Pyramid Many unit tests (fast) → Some API tests → Few UI tests (slow). 21. Clean Test Data Create in @BeforeMethod, delete in @AfterMethod. Zero data pollution. 22. Data-Driven API Tests Dynamic assertions, realistic data, POJO response validation. Which practice transformed your framework the most? -x-x- Most asked SDET Q&A for 2025 with SDET Coding Interview Prep (LeetCode): https://lnkd.in/gFvrJVyU #japneetsachdeva

#InterviewQuestion: Can you walk me through how you’ve designed an automation framework from scratch? What approach did you take and why? (applicable for experienced profs). My answer: Sure. I’ve designed several automation frameworks over the years, and one of the most practical and scalable ones I built was for a large e-commerce web application. I used a modular approach combining Page Object Model (POM) with data-driven testing using TestNG, Java, and Maven. When I started, I focused on three main goals: reusability, maintainability, and ease of integration with CI/CD. Here’s how I structured it: * I created a BaseTest class to handle WebDriver initialization and teardown logic. * All page-related elements and actions went into separate Page Object classes, so if a UI element changed, I only had to update it in one place. * I separated test data from test logic. For example, I pulled data from Excel files using Apache POI, and in another project, I used JSON to make test data easier to version control. * I wrote custom utility classes for actions like dropdown selection, waits, screenshots on failure, and logging using Log4j. * To improve reporting, I integrated ExtentReports so the QA team and stakeholders could quickly see pass/fail status with screenshots and test logs. * Finally, I set it up in Jenkins to run the test suite daily and also trigger it on pull requests. For example, in this project, our manual regression cycle used to take over 2 days. After framework implementation, we cut that down to about 3 hours, and the suite became reliable enough to run unattended every night. So overall, I focused on clean structure, loose coupling, and making the framework flexible enough to adept those new changes which we get frequently in our project/sprint. do you want to add anything more to it? please feel free to add. #QAAutomation #Automationtesting #TestAutomation #Testautomationframework

While doing my job hunt both in Germany and Internationally, I have developed several Automation Frameworks from scratch that serve as valuable resources for novice individuals seeking to learn. These frameworks are designed to be adaptable, allowing users to tailor them to their specific use cases and requirements. 1. Cucumber-Java-Framework-for-Beginners GitHub Repository: https://lnkd.in/diYRt4i5 Features: Implementation of Cucumber (BDD) from a foundational level Utilization of Gherkin syntax: 'Given', 'When', 'And', 'Then' Creation of Feature Files Setup with Java JDK, IntelliJ, and Apache Maven Maven POM File for dependency management Integration with browser driver 'Chromedriver' Implementation of Cucumber Hooks for enhanced functionality Selenium WebDriver 4 & JAVA 2. Selenium-Java-Framework GitHub Repository: https://lnkd.in/d3yCdgx8 Prerequisites: Eclipse, Java Features: Inclusion of all browser WebDriver Maven repositories Custom XPath usage for locator identification Automation of login flows with comprehensive use case coverage Integration of TestNG annotations for structured testing Support for parallel test execution Configuration of Log4j for logging functionalities 3. Robot-Framework GitHub Repository: https://lnkd.in/d-9s9TKU Key Components: Adoption of Page Object Model (POM) design pattern Implementation of data-driven testing using DataDriver for Robot Framework Support for keyword-driven testing approach Generation of detailed reports using existing Robot Framework capabilities Utilization of batch files for streamlined script execution Automatic capture of screenshots upon test failures Dependencies installed via pip command: Selenium Library, Intellibot jar, and robotframework Modular organization: Locators stored in PageObjects Keywords stored in Resources Test scenarios stored in TestCases Common utilities housed in Utilities Note: Customization of this framework is based on personal enhancements and can be explored further here(https://lnkd.in/ddXAUfgh).

Your automation tests work great... until someone else tries to maintain them. Sound familiar? The difference between a collection of test scripts and a real automation framework is structure, maintainability, and scalability. I just released a comprehensive guide covering everything you need to build production-ready test automation frameworks: What's inside: Framework types and when to use each one Page Object Model implementation SOLID principles for test automation Configuration management across environments Parallel execution strategies Handling flaky tests CI/CD integration Error handling and recovery Design patterns for test automation Essential metrics to track Whether you're building your first framework or refactoring an existing one, this guide covers the architecture decisions and best practices that matter. Free PDF below. Download it and level up your automation game.