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Testing for Visual Regressions with Percy

It’s a Herculean task to test UI for each and every change to code. We have Percy to help save the day! And it’s really the best friend we have for testing unexpected outcomes that impact design and layout.
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Visual Regression Testing with CSS Blend Modes

Last week I saw Una Kravets give a very inspiring talk at Generate Conf about using CSS Filters and Mix Blend Modes. One demo in particular got my attention because Una showed us how we could overlay two layouts on top of each other and use blend modes to spot all the differences between them.

I was pretty excited about this idea and got to thinking: could we create visual regression testing with just one line of CSS? Turns out … Read article

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