91 lines
2.3 KiB
Go
91 lines
2.3 KiB
Go
package pokercore
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import (
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"fmt"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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type ShuffleTestResults []struct {
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SeedVal int64
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Expected string
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}
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func TestPokerDeck(t *testing.T) {
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d := NewDeck()
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fmt.Printf("newdeck: %+v\n", d)
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d.ShuffleDeterministically(437)
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fmt.Printf("deterministically shuffled deck: %+v\n", d)
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cards := d.Deal(7)
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expected := "6♥,A♦,7♥,9♣,6♠,9♥,8♣"
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fmt.Printf("deterministically shuffled deck after dealing: %+v\n", d)
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fmt.Printf("cards: %+v\n", cards)
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assert.Equal(t, expected, cards.String())
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x := d.Count()
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assert.Equal(t, 45, x)
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d.ShuffleDeterministically(123456789)
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cards = d.Deal(10)
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expected = "A♣,7♠,8♠,4♠,7♦,K♠,2♣,J♦,A♠,2♦"
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assert.Equal(t, expected, cards.String())
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x = d.Count()
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assert.Equal(t, 35, x)
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}
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func TestDealing(t *testing.T) {
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d := NewDeckFromCards(Cards{
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Card{Rank: ACE, Suit: HEART},
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Card{Rank: DEUCE, Suit: HEART},
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Card{Rank: THREE, Suit: HEART},
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Card{Rank: FOUR, Suit: HEART},
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Card{Rank: FIVE, Suit: HEART},
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})
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cards := d.Deal(5)
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expected := "A♥,2♥,3♥,4♥,5♥"
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assert.Equal(t, expected, cards.String())
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x := d.Count()
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assert.Equal(t, 0, x)
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}
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func TestSpecialCaseOfFiveHighStraightFlush(t *testing.T) {
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// actual bug from first implementation
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d := NewDeckFromCards(Cards{
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Card{Rank: ACE, Suit: HEART},
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Card{Rank: DEUCE, Suit: HEART},
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Card{Rank: THREE, Suit: HEART},
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Card{Rank: FOUR, Suit: HEART},
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Card{Rank: FIVE, Suit: HEART},
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})
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cards := d.Deal(5)
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expected := "A♥,2♥,3♥,4♥,5♥"
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assert.Equal(t, expected, cards.String())
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ph, err := cards.PokerHand()
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assert.Nil(t, err)
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description := ph.Description()
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assert.Equal(t, "a five high straight flush in ♥", description)
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}
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func TestSpecialCaseOfFiveHighStraight(t *testing.T) {
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// actual bug from first implementation
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d := NewDeckFromCards(Cards{
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Card{Rank: ACE, Suit: HEART},
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Card{Rank: DEUCE, Suit: HEART},
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Card{Rank: THREE, Suit: SPADE},
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Card{Rank: FOUR, Suit: HEART},
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Card{Rank: FIVE, Suit: CLUB},
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})
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d.ShuffleDeterministically(123456789)
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cards := d.Deal(5)
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cards = cards.SortByRankAscending()
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expected := "2♥,3♠,4♥,5♣,A♥"
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assert.Equal(t, expected, cards.String())
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ph, err := cards.PokerHand()
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assert.Nil(t, err)
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description := ph.Description()
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assert.Equal(t, "a five high straight", description)
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}
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