bookSelection

const { it, describe } = require('mocha');

const { assert, expect } = require('chai');

let bookSelection = require('./task.js');

describe('Tests bookSelection', function () {
    describe('isGenre suitable', function () {
        it('check to return suitable, 12 yo', function () {
            assert.equal(
                bookSelection.isGenreSuitable('Fantasy', 12),
                `Those books are suitable`
            );
        });
        it('check to return suitable, 13 yo', function () {
            assert.equal(
                bookSelection.isGenreSuitable('Thriller', 13),
                `Those books are suitable`
            );
        });
        it('check to return not suitable, 12 yo', function () {
            assert.equal(
                bookSelection.isGenreSuitable('Thriller', 12),
                `Books with Thriller genre are not suitable for kids at 12 age`
            );
        });
    });
    describe('is it affordable', function () {
        it('check with valid params to return success', function () {
            assert.equal(
                bookSelection.isItAffordable(15, 30),
                `Book bought. You have 15$ left`
            );
        });
        it('check with valid params to return success', function () {
            assert.equal(
                bookSelection.isItAffordable(15, 15),
                `Book bought. You have 0$ left`
            );
        });
        it('check with valid params to return no success', function () {
            assert.equal(
                bookSelection.isItAffordable(15, 14),
                "You don't have enough money"
            );
        });
        it('check with valid float params to return no success', function () {
            assert.equal(
                bookSelection.isItAffordable(15.7, 14),
                "You don't have enough money"
            );
        });
        it('check with invalid params to throw', function () {
            assert.throw(
                () => bookSelection.isItAffordable('15.7', 14),
                'Invalid input'
            );
        });
        it('check with invalid params to throw', function () {
            assert.throw(
                () => bookSelection.isItAffordable(15.7, '14'),
                'Invalid input'
            );
        });
        it('check with invalid params to throw', function () {
            assert.throw(
                () => bookSelection.isItAffordable([15.7], 14),
                'Invalid input'
            );
        });
    });
    describe('suitable Titles', function () {
        it('assert with valid params', function () {
            assert.equal(
                bookSelection.suitableTitles(
                    [{ title: 'The Da Vinci Code', genre: 'Thriller' }],
                    'Thriller'
                ),
                'The Da Vinci Code'
            );
        });

        it('assert with valid params', function () {
            assert.equal(
                JSON.stringify(
                    bookSelection.suitableTitles(
                        [
                            { title: 'The Da Vinci Code', genre: 'Thriller' },
                            { title: 'The Origin', genre: 'Thriller' },
                        ],
                        'Thriller'
                    )
                ),
                JSON.stringify(['The Da Vinci Code', 'The Origin'])
            );
        });

        it('assert with valid params', function () {
            assert.equal(
                JSON.stringify(
                    bookSelection.suitableTitles(
                        [
                            { title: 'The Da Vinci Code', genre: 'Thriller' },
                            { title: 'The Origin', genre: 'Thriller' },
                        ],
                        'Fantasy'
                    )
                ),
                JSON.stringify([])
            );
        });

        it('assert with invalid params', ()=>{
            assert.throw(
                () => bookSelection.suitableTitles('Some Title', 'Genre'),
                'Invalid input'
            );
        })
        it('assert with invalid params', () => {
            assert.throw(
                () => bookSelection.suitableTitles({title:'Some Title', genre:'Genre'}, 'Genre'),
                'Invalid input'
            );
        });

        it('assert with invalid params', () => {
            assert.throw(
                () =>
                    bookSelection.suitableTitles(
                        [{ title: 'Some Title', genre: 'Genre' }],
                        ['Genre']
                    ),
                'Invalid input'
            );
        });
    });
});