[React] Integration test a React component that consumes a Render Prop

In this lesson, I use Enzyme and Jest's Snapshot functionality to write an integration test for a component called CounterConsumer that consumes the Render Prop component Counter. This integration test is great because it doesn't necessarily care that CounterConsumer uses Counter behind the scenes, just that it works when integrated.In this lesson, I use Enzyme and Jest's Snapsho