So, is headless testing possible using Selenium? Yes, Selenium supports headless testing. Almost all modern browsers provide the capabilities to run them in a headless mode. In headless browsers, when Selenium tests run, they execute in the background. These programs execute like any other browser but do not display any UI. Running Selenium headless browser test cases using a headless Edge browser.Ī headless browser is a term used to define browser simulation programs that do not have a GUI.And running Selenium headless browser tests using the headless Firefox browser.Running Selenium headless browser tests using the headless Chrome browser.Running Selenium headless browser tests using the HTMLUnitDriver.How to run Selenium tests in headless mode?.
Why use a headless browser for test execution?. In this article, we will discuss these headless browsers and how we can use them for running the Selenium test cases in headless mode. Therefore, for running the test cases on those systems, we need a way to run the test cases in a Non-UI mode, and this is where the headless browser comes into the picture, which helps in the execution of the Selenium Headless Browser tests in a Non-UI mode.Īlmost all modern browsers provide the capability to run them in headless mode. Apart from these, the major of the CI systems these days are Non-UI (such as Unix based systems). But when we run the Selenium tests on any of the browsers, we generally face some challenges such as slow rendering on the browser, interference of other applications running on the system, etc. Launching a browser and then executing the test cases on the browsers are an essential part of the web automation testing. Web browsers are an integral part of the UI automation using SeleniumWebDriver.
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