Mini challenge 2

[j-polanco]

Changes performed:

• add testing files
• update package json to add test:coveraje script

Questions on challenge 2:

Using create-react-app, what do we need to set up for testing?

using create-react-app includes jest to testing

What components are worth to test in your development?

the components that programmer create that includes business logic

Can you apply TDD once you already created components?

it is better to using TDD at the beginning of development or along with it, at the end could be applied but maybe you will find corner cases and you will need spend extra time covering