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Great applications not only look good and perform well, they also have few bugs. In the process of developing and deploying an application, it is just as critical to write test scenarios as it is to write attractive and amazing code. In this video tutorial, we see how to use the Jasmine testing framework to write unit tests that test not only various Node.js functions but also API endpoints that were created using Express. With well-designed uni

Introduction Since I heard about snapshot testing at the 2017 React Europe conference, I was curious about this new tool for my daily testing. I must admit that I am a Mocha lover but Jest really caught my attention with this feature. At some point during testing, everyone has to print the expected result of the test and copy it to your test file. Now, with Jest snapshots, this is not required anymore. Jest will save the expected result for us. Y

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