A Booming Business

Snapshot testing is an advanced kind of testing enabled by Jest.

A "component snapshot" is a textual representation of your component’s render output generated during a test run.

With snapshot testing, you typically fir...

An ideal business model has network effects, low marginal costs, and scale economies.

Scale economies: the more you produce, the cheaper it gets. This builds up an automatic barrier to entry against competition and getting commoditized.

Technology products especially, and m...

Testing more than one thing at a time, such as headlines and calls to action, is called a multi-variate test, and is more complicated to run. 

You’ll also need to consider how your systems can handle split tests as well as have staff on hand able to analyze multiple results and compile the ...