The author of PhantomJS deprecated it, and his impetus for doing so was Google’s announcement of headless Chrome, which was first available in Chrome 59. Browser Automation. Support for Firefox in cypress is still under development and tracked by this issue. taminif. We were also quite interested in testing out the new DevTools mode. 9.4 9.9 Puppeteer VS Playwright Headless Chromium, WebKit, and Firefox with a single API. A reason to be optimistic, however, is that the Playwright team gave us these tools in the first place. Proportionally, the difference between the newer tools and both flavours of WebDriverIO is also lower. We'd like to see Playwright vendor-neutral and shared governed. Run Headless tests with Puppeteer and Playwright. I’m a fan of Puppeteer however Playwright is a much nicer browser automation library. Playwright’s biggest differentiating point is cross-browser support. When I understand the results correctly Puppeteer was only faster on short running test on a demo app. Puppeteer vs. Playwright. ├── @wdio/spec-reporter@6.8.1 Let’s take a look at what makes each of them interesting and consider the factors that should go into deciding which one to use. … Overall, I’m glad there is healthy competition in the browser automation space. It also instruments the DOM to record the HTML and CSS on the page, recreating pixel-perfect videos of even the most complex single-page apps. Processor Speed: 2,6 GHz There are many other factors too. The first thing that catches one's attention is the large difference between the average execution time for Playwright and Puppeteer, with the latter being almost 30% faster and showing less variation in its performance. Unconvinced about the setup? Google maintains Puppeteer and Microsoft maintains Playwright. Playwright supports cross browser properly. For example, Playwright’s page.click waits for the element to be available and visible by default. We parked this and similar question to avoid scope creep for this first benchmark. ├── playwright@1.6.2 we did not start a new server from scratch for each run (even though we always used clean sessions), as some frameworks do. Selenium tests are commonly flaky, failing intermittently for non-obvious reasons that are difficult to reproduce. Starcie tytanów! Less surprising is perhaps that running Puppeteer without any added higher-level framework helps us shave off a significant amount of execution time on this very short script. Selenium vs. Puppeteer for Test Automation: Is a New Leader Emerging? We operate a large grid of real browser instances, ready to run your headless tests. Puppeteer is a Node library which provides a high-level API to control headless Chrome over the DevTools Protocol. Run Headless tests with Puppeteer and Playwright. Puppeteer & Playwright Support. We suggest keeping an eye on both technologies. The landscape changed significantly in 2017. The second surprise was the lower overall variability shown in the WebDriverIO runs. A benchmark including Puppeteer/Playwright and Selenium is pretty much an apples-and-oranges comparison: these tools have significantly different scopes, and anyone evaluating them should be aware of their differences before speed is considered. Puppeteer & Playwright Support. In their own words: Playwright is focused on enabling cross-browser web automation platform that is ever-green, capable, reliable and fast. It can also be configured to use full (non-headless) Chrome. Previous experience has taught us that the difference between a demo environment and the real world gets almost always underestimated. Selenium WebDriver was a pioneer in … In this case we chose our own, which runs a Vue.js frontend and a backend which heavily leverages AWS. See All by taminif . In this first scenario, performing a quick login procedure, we expected an execution time of just a few seconds, great for highlighting potential differences in startup speed between the actual tools. Which browser version pinned to same? It can drive Chromium, WebKit (the browser engine for Safari), and Firefox. Puppeteer vs. Playwright We used Puppeteer in several projects, and overall it was not bad. #Testing with Playwright Since 2.5. First off, let us rank the tools from fastest to slowest for both testing scenarios: This first benchmark brought up some interesting findings: Speed is important, but it can't tell the whole story. taminif 0 330. taminif 3 270. taminif 3 2.9k. The CSS selectors you ultimately choose to use in your scripts will determine how much maintenance work will go into your Puppeteer/Playwright scripts over the course of their lifetime. , Active Reliability for Modern DevOps Teams, Running against a real-world web application, Puppeteer vs Selenium vs Playwright, a speed comparison. As we saw up with the differing devices, we call the launch function directly from a browser type with const browser = await chromium.launch({ headless: false }); . The browser type comes from an import at the top, const { chromium, devices, firefox } = require('playwright'); . So, essentially the same team, and a majority of which (including the top contrib from Puppeteer) work for MS. Keep this in mind when choosing an automation tool. It pays off to consider whether one can run a more barebones setup, or if the convenience of WebDriverIO's added tooling is worth waiting longer to see your results. Among the results of our benchmark were also some unexpected findings, like Puppeteer being significantly faster on shorter scripts and WebDriverIO showing larger than expected variability in the longer scenarios. Playwright vs Puppeteer. It may be faster but that depends on browser too right? It works perfectly with any app, regardless of framework, and has plugins to log additional context from Redux, Vuex, and @ngrx/store. We don’t know for sure that Playwright’s approach of patching Firefox and WebKit will work out in the long run. Also interesting is just how close the results are: the chart shows the lines crossing each other continuously, as the automation protocol does not seem to make a sizeable difference in execution time in this scenario. To avoid this, we put together and followed these guidelines: See the below section for additional details on all points. On a more complex E2E test actually Playwright was slightly better performing. This approach was later abandoned as we encountered issues on the Selenium side, with the session becoming unresponsive after a certain number of cookies had been loaded. I wondered why Playwright is better – a new tool that neatly rests on GitHub in a Microsoft organization. The launch tweet from Andrey Lushnikov (who’s Twitter bio is “former TL @ Chrome Puppeteer, former eng @ Chrome DevTools”), is responded to by Sam Sneddon who questions the cross-browser compatibility. You can find the scripts we used, together with the individual results they produced, in the dedicated GitHub repository. # Puppeteer vs Playwright Both of them can automate Chromium. Scale your browser automation by taking advantage of our cloud. Source, No fluff, all relevant product updates & long form content. Playwright is an open-source Node.js library started by Microsoft for automating browsers based on Chromium, Firefox, and WebKit through a single API. It is also important to note that WebDriverIO is a higher-level framework with plenty of useful features, which can drive automation on multiple browsers using different tools under the hood. The last noteworthy difference is that Playwright has a more powerful browser context feature that lets you simulate multiple devices with a single browser instance. Puppeteer proved that there is a lot of interest in the new generation of ever-green, capable, and reliable automation drivers. It’s just like Google’s Puppeteer, only instead of being Chrome-only, it also “works” in Firefox and Safari. Puppeteer proved that there is a lot of interest in the new generation of ever-green, capable and reliable automation drivers. More involved websites also justify more testing, so the main problem with past headless browsers is that they become less usable exactly when you want to use them more heavily. We'd like … Yet comprehensive support is an almost impossible task because of how complicated browsers have become. Eventually, programmers started using headless browsers in some cases. Hosted on Heroku, this web page is built using Vue.js and has a tiny Express backend. Why playwright > Puppetter. The reason for adding Playwright and CodeceptJS in the original Puppeteer course being, Playwright is an incarnation of Puppeteer tool and CodeceptJS act as a framework for both Puppeteer and Playwright, hence having knowledge in all these tools are a good combination for automating an application. The Chrome DevTools team develops it, giving it a major advantage over similar projects because it has institutional support from the same company that makes the most widely used browser in the world. # Choosing selectors. PuppeteerとPlaywrightの15日間の演劇 / relation of Puppeteer and Playwright. We’d like to see Playwright vendor-neutral and shared governed. It’s pretty straightforward once you realize all the methods return promises: You can find the full data sets in our GitHub repository. taminif 0 330. taminif 3 270. taminif 3 2.9k. Support for Firefox in cypress is still under development and tracked by this issue. WebDriverIO handled this reliably, but the cookie injection step exploded the variability in execution time, sometimes seemingly hanging for longer than five seconds. Our primary goal with … Starting a new library also allowed the Playwright team to make the API more ergonomic in ways that would be breaking changes in Puppeteer. Feel free to skip this section in case you want to get straight to the results. This doesn’t mean that Puppeteer won’t get similar improvements later in a new major version. This avoids the otherwise likely situation that your browser automation s possible that these changes, could! Which was built by the same functionality for all the popular rendering engines choosing automation. 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