deck-of-cards-ts/dist/deck.test.js

Deck of cards package with TypeScript types.

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const vitest_1 = require("vitest");
const constants_1 = require("./constants");
const deck_1 = __importDefault(require("./deck"));
describe('Deck tests', () => {
    it('Instantiates with the correct number of cards', () => {
        (0, vitest_1.expect)(new deck_1.default().getCards().length).toBe(constants_1.FULL_DECK_CARD_COUNT * 1);
        (0, vitest_1.expect)(new deck_1.default(1).getCards().length).toBe(constants_1.FULL_DECK_CARD_COUNT * 1);
        (0, vitest_1.expect)(new deck_1.default(2).getCards().length).toBe(constants_1.FULL_DECK_CARD_COUNT * 2);
        (0, vitest_1.expect)(new deck_1.default(10).getCards().length).toBe(constants_1.FULL_DECK_CARD_COUNT * 10);
    });
    it('Instantiating a full deck does not repeat cards', () => {
        const deck = new deck_1.default();
        const cards = deck.getCards();
        const uniqueCards = new Set(cards);
        (0, vitest_1.expect)(uniqueCards.size).toBe(constants_1.FULL_DECK_CARD_COUNT);
    });
    it('Drawing a card removes it from the deck', () => {
        const deck = new deck_1.default();
        const card = deck.draw();
        (0, vitest_1.expect)(card).not.toBe(null);
        (0, vitest_1.expect)(deck.getCards().some((c) => {
            if (deck.isThisYourCard(c, card)) {
                console.log(c);
                console.log(card);
            }
            return deck.isThisYourCard(c, card);
        })).toBe(false);
    });
    it('Drawing after the last card returns null', () => {
        const deck = new deck_1.default(0);
        const card = deck.draw();
        (0, vitest_1.expect)(card).toBe(null);
    });
    it('Shuffling changes the order of the cards', () => {
        const deck = new deck_1.default();
        const cards = deck.getCards();
        deck.shuffle();
        const cardsCopy = deck.getCards();
        (0, vitest_1.expect)(cards).not.toEqual(cardsCopy);
    });
    it('isThisYourCard returns true when the cards are the same', () => {
        const deck = new deck_1.default();
        const cards = deck.getCards();
        (0, vitest_1.expect)(deck.isThisYourCard(cards[0], cards[0])).toBe(true);
    });
    it('isThisYourCard returns false when the cards are different', () => {
        const deck = new deck_1.default();
        const cards = deck.getCards();
        (0, vitest_1.expect)(deck.isThisYourCard(cards[0], cards[1])).toBe(false);
    });
    it('Calling toString on a card returns the string implementation of the card', () => {
        const deck = new deck_1.default();
        const cards = deck.getCards();
        (0, vitest_1.expect)(cards[0].toString()).toBe(`${cards[0].rank} of ${cards[0].suit}`);
    });
    it('Empties the deck before resetting it', () => {
        const deck = new deck_1.default(2);
        (0, vitest_1.expect)(deck.getCards().length).toBe(constants_1.FULL_DECK_CARD_COUNT * 2);
        deck.resetDeck();
        (0, vitest_1.expect)(deck.getCards().length).toBe(constants_1.FULL_DECK_CARD_COUNT * 2);
    });
});
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