import { expect, test, spyOn } from "bun:test"
import Pile from "./pile"
import Card, { Index, Suit } from "./card"

test('can assign Cards to a Pile', () => {
  const fiveOfClubs = new Card(Index.Five, Suit.Club)
  const aceOfSpades = new Card(Index.Ace, Suit.Spade)
  const pile = new Pile([fiveOfClubs, aceOfSpades])

  expect(pile.cards[0]).toBe(fiveOfClubs)
  expect(pile.cards[1]).toBe(aceOfSpades)
})

test('can pretty print all Cards in a Pile', () => {
  const fiveOfClubs = new Card(Index.Five, Suit.Club)
  const aceOfSpades = new Card(Index.Ace, Suit.Spade)
  const pile = new Pile([fiveOfClubs, aceOfSpades])

  expect(pile.pretty).toBe(`Five of ♣\nAce of ♠`)
})

test('can shuffle a Pile', () => {
  spyOn(global.Math, 'random').mockReturnValue(0.123);

  const fiveOfClubs = new Card(Index.Five, Suit.Club)
  const aceOfSpades = new Card(Index.Ace, Suit.Spade)
  const queenOfHearts = new Card(Index.Queen, Suit.Heart)
  const pile = new Pile([fiveOfClubs, aceOfSpades, queenOfHearts])

  pile.shuffle()

  expect(pile.cards.includes(fiveOfClubs)).toBe(true)
  expect(pile.cards.includes(aceOfSpades)).toBe(true)
  expect(pile.cards.includes(queenOfHearts)).toBe(true)
  expect(pile.cards[0]).not.toBe(fiveOfClubs)
  expect(pile.cards[1]).not.toBe(aceOfSpades)
  expect(pile.cards[2]).not.toBe(queenOfHearts)

  spyOn(global.Math, 'random').mockRestore();
}, { repeats: 9 })