3 minutes readKey takeaways Scrolling is done through the JavaScript executor, since WebDriver has no native scroll command. scrollIntoView is more reliable than pixel offsets, which break on different viewports. Scroll before interacting with anything below the fold or the click may miss. If you want to scroll the page UP or DOWN with Selenium WebDriver in… Read more »
2 minutes readKey takeaways Chrome DevTools can copy an XPath, but the generated one is usually position-based and brittle. Rewrite it around an id or a stable attribute before putting it in a test. If no stable hook exists, adding one to the page is cheaper than maintaining the locator. Enroll Now for the new Online Course:… Read more »
2 minutes readKey takeaways The Select class exposes getOptions() for real select elements. Custom dropdowns built from divs need normal element queries instead. Assert on the option text or value, not the count alone, which passes on the wrong list. During UI test automation you will need to write tests that validate the options that are present… Read more »
3 minutes readKey takeaways A CSV of credentials gives each virtual user a distinct login, which is what makes auth load realistic. Extract the token with a post-processor and store it in a variable for later requests. Use test accounts only, since tokens and credentials end up in result files. In order to extract data from the… Read more »
2 minutes readKey takeaways Response times alone cannot tell you whether the server is saturated or merely waiting. Watch the load generator too, since a saturated generator caps the test rather than the target. Correlate resource use with the load curve; the point where they diverge is the finding. In order to make sure that your application will… Read more »
4 minutes readKey takeaways Extras and ExtrasLibs are a pair, and installing only one is the usual cause of missing elements. The Plugins Manager handles the dependency, which manual jar copying does not. Restart JMeter after installing or the new components will not appear. JMeter is a powerful tool for performance testing, widely used by developers, testers,… Read more »
2 minutes readKey takeaways Clearing cookies does not clear local storage, so state survives between tests. Execute localStorage.clear() through the driver's JavaScript executor. Do it in setup rather than teardown, so a crashed test cannot leak state into the next. There are two options to interact with browser’s local storage: via javascript by creating your own methods… Read more »
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