cy.blog()

Sharing our challenges, mistakes, hacks, successes, opinions and news

Code Coverage Isn’t Enough: How UI Coverage Completes the Picture

Measuring Coverage Is Hard; We Made It Better Trying to understand how much of your application is tested can be an exercise in frustration—you're stuck relying on numbers that are hard to interpret, methods that don’t reflect real user activity, and reports that are a nightmare to collaborate on. But what if it didn't have to be this way? What if coverage could be actionable, intuitive, and reflective of what really matters—the user experience? That's why we built UI Coverage. Let's break dow Read more

Live Webcast | How Carvana Transformed their Testing with Cypress Test Analytics

Register [https://go.cypress.io/carvana-webcast-registration?utm_source=blog&utm_medium=web&utm_campaign=Carvana_Webcast] Carvana [https://www.carvana.com/]'s leading e-commerce platform for buying and selling used vehicles offers a browsing selection of more than 20,000 vehicles with delivery in 262 markets across the U.S. Join us on Wednesday, December 2nd at 2pm EST/11am PST [https://go.cypress.io/carvana-webcast-registration?utm_source=blog&utm_medium=web&utm_campaign=Carvana_Webcast] to f

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When Can the Test Submit a Form?

In this blog post we continue exploring flaky tests and how to fix them. We will look at the situation when a page submits a form and then continues to interact with the page, which causes a problem. Tip: you can find all existing similar posts under the tag Flake [https://cypress.io/blog/tag/flake/]. You can find the source code for this blog post in Cypress example recipes [https://github.com/cypress-io/cypress-example-recipes] repository. The error The original error [https://github.com/cyp

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Testing an Application in Offline Network Mode

Modern web applications need to continue working when a network is unavailable, or at least show users the current network status. In this blog post, I will show how Cypress can simulate an offline network status during a test. Note: the source code for this blog post can be found in the "Offline" recipe [https://github.com/cypress-io/cypress-example-recipes#server-communication]. navigator.onLine A web application can ask the browser if there is a network connection; there is a widely support

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Live Webcast | Using Code Smells to Fix Flaky Tests in Cypress

Register [https://go.cypress.io/code-smells-webcast-registration?utm_source=blog&utm_medium=web&utm_campaign=Code_Smells_Webcast] The concept of code smells is a way to categorize problems in code for the purpose of fixing them—in turn, this concept can also make it easier to fix flaky tests. Join us on November 18th at 2PM EST/11AM PST [https://go.cypress.io/code-smells-webcast-registration?utm_source=Cypress_blog&utm_medium=web&utm_campaign=Code_Smells_Webcast] to learn how to identify and f

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Webcast Recording | How Userlane dramatically reduced flaky E2E tests with Cypress

Last week, our VP of Engineering, Gleb Bahmutov [https://twitter.com/bahmutov], Tobias Muelller, Sr Software Engineer at Userlane, and Haydeé Muñoz De la Rocha, Sr Frontend Engineer at Userlane, presented a live webcast on how Userlane [https://www.userlane.com/enterprise] used Cypress to transform their automated E2E testing to increase stability, improve performance, and ensure quality for their CI/CD process while maintaining developer happiness. Some of the key topics they covered include:

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Introducing Flaky Test Detection & Alerts

Empowered with test retrying capabilities, we're excited to introduce test flake detection for the Cypress Dashboard...

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Live Webcast | How Userlane dramatically reduced flaky E2E tests with Cypress

Userlane's interactive, step-by-step guides help users instantly use any software without formal training. Find out how the team uses Cypress to increase stability, improve performance, and ensure quality for their CI/CD process while maintaining developer happiness.

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Get rid of recurring errors in your test suite with new Error Analysis

As part of our ongoing mission [https://www.cypress.io/blog/2020/08/11/keep-your-test-suite-in-tip-top-shape-with-cypress-test-analytics/] to give our users unparalleled insight into their test suites, we’ve added an exciting new analytic to the Cypress Dashboard—Most Common Errors 🎉 The Most Common Errors analytic gives you a high level look at the most common failure modes across your test suite. Users can evaluate their most common errors holistically, and by looking at each error in de

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Debug a Flaky Visual Regression Test

In our Cypress RealWorld App [https://github.com/cypress-io/cypress-realworld-app] we are using visual regression testing [https://on.cypress.io/visual-testing] to catch unintended style and layout changes. We are using the Percy.io [https://percy.io/] service, and you can see the screenshots at https://percy.io/cypress-io/cypress-realworld-app. During tests, we periodically take image snapshots using cy.percySnapshot command: it("creates a new bank account", function () { cy.getBySel("siden

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