More and more applications are being built on web technologies, from familiar web apps and services, to Electron-hosted JavaScript, to a new generation of stand-alone progressive web applications. The ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...

Back in the day, we'd write some code, compile, execute, see what happened and repeat. That was testing. (Sometimes that's still what testing looks like, for better or worse.) Today, we can do a lot ...

Suppose you observe a sequence of people entering a store and you record the color of shirt worn by each person. You see this sequence of 24 shirts: 0, 0, 3, 3, 2, 1 ...

We often need to write unit tests for code that accesses an external resource such as a database or a file file system. If such resources are not available, the only way to ensure that the tests can ...