Your first unit tests with Javascript's Jest Framework

Important: 💻  This exercise is interactive.
Please follow the instructions.

Most developers today are required not only to write code, but they also need to write code to test their own code 😱, yes.. really.

Today we are going to be using the jest framework to create our first tests.

🌱 How to start this project

This project comes with the necessary files to start working, but you have two options to start:

a) Use gitpod: open this link in your browser to clone it with gitpod: https://gitpod.io#https://github.com/breatheco-de/exercise-unit-test-with-jest.git

b) You can clone this repository on your local computer:

1$ git clone https://github.com/breatheco-de/exercise-unit-test-with-jest.git

💡 Important: Remember to create a new repository, update the remote (git remote set-url origin <your new url>), and upload the code to your new repository using add, commit and push.

Then follow this instructions:

1. Get into the exercise folder: $ cd exercise-unit-test-with-jest
2. Download learnpack globally (if you don't have it already): $ npm i learnpack -g
3. Start the exercise: $ learnpack start

What is this exercise about?

We are going to be using the Jest library to build a program capable of converting numeric values from one currency to another:

Function name	Description
fromDollarToYen	Receives a dollar amount and returns equivalent amount in Japan Yen
fromEuroToDollar	Receives a Euro amount and returns equivalent amount in US Dollar
fromYenToPound	Receives a Yen amount and equivalent amount in England Pound