const chaiHttp = require('chai-http');
const chai = require('chai');
let assert = chai.assert;
const server = require('../server');

chai.use(chaiHttp);

suite('Functional Tests', function() {
    test('Convert a valid input such as 10L: GET request to /api/convert.', () => {
        chai
            .request(server)
            .get('/api/convert')
            .query({ input: '10L' })
            .end((err, res) => {
                assert.equal(res.body.initNum, 10)
                assert.equal(res.body.initUnit, 'L')
            })
    })
    test('Convert an invalid input such as 32g: GET request to /api/convert.', () => {
        chai
            .request(server)
            .get('/api/convert')
            .query({ input: '32g' })
            .end((err, res) => {
                assert.equal(res.body, 'invalid unit')
            })
    })
    test('Convert an invalid number such as 3/7.2/4kg: GET request to /api/convert', () => {
        chai
            .request(server)
            .get('/api/convert')
            .query({ input: '3/7.2/4kg' })
            .end((err, res) => {
                assert.equal(res.body, 'invalid number')
            })
    })
    test('Convert an invalid number AND unit such as 3/7.2/4kilomegagram: GET request to /api/convert.', () => {
        chai
            .request(server)
            .get('/api/convert')
            .query({ input: '3/7.2/4kilomegagram' })
            .end((err, res) => {
                assert.equal(res.body, 'invalid number and unit')
            })
    })
    test('Convert with no number such as kg: GET request to /api/convert.', () => {
        chai
            .request(server)
            .get('/api/convert')
            .query({ input: 'kg' })
            .end((err, res) => {
                assert.equal(res.body.initNum, 1)
            })
    })
});