Objective

Build a microservice that fulfills the user stories and passes all the tests provided by FreeCodeCamp

Original Challenge: https://www.freecodecamp.org/learn/quality-assurance/quality-assurance-projects/metric-imperial-converter

Assignment

1. Complete the necessary conversion logic in /controllers/convertHandler.js
2. Complete the necessary routes in/routes/api.js
3. Write tests for tests/1_unit-tests.js
4. Write tests for tests/2_unit-tests.js

Writing tests/1_unit-tests.js

• convertHandler should correctly read a whole number input.
• convertHandler should correctly read a decimal number input.
• convertHandler should correctly read a fractional input.
• convertHandler should correctly read a fractional input with a decimal.
• convertHandler should correctly return an error on a double-fraction (i.e. 3/2/3).
• convertHandler should correctly default to a numerical input of 1 when no numerical input is provided.
• convertHandler should correctly read each valid input unit.
• convertHandler should correctly return an error for an invalid input unit.
• convertHandler should return the correct return unit for each valid input unit.
• convertHandler should correctly return the spelled-out string unit for each valid input unit.
• convertHandler should correctly convert gal to L.
• convertHandler should correctly convert L to gal.
• convertHandler should correctly convert mi to km.
• convertHandler should correctly convert km to mi.
• convertHandler should correctly convert lbs to kg.
• convertHandler should correctly convert kg to lbs.

Writing tests/2_unit-tests.js

• Convert a valid input such as 10L: GET request to /api/convert.
• Convert an invalid input such as 32g: GET request to /api/convert.
• Convert an invalid number such as 3/7.2/4kg: GET request to /api/convert.
• Convert an invalid number AND unit such as 3/7.2/4kilomegagram: GET request to /api/convert.
• Convert with no number such as kg: GET request to /api/convert.