got a failing test for the two pair bigger pair bug

This commit is contained in:
Jeffrey Paul 2024-05-18 21:17:38 -07:00
parent 39e2f5a268
commit 11c5886951
6 changed files with 166 additions and 36 deletions

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@ -1,4 +1,18 @@
default: test
.PHONY: examples
default: run
run: simgame
simgame: examples
./bin/simgame
clean:
rm -rf bin
test:
go test -v -count=1 ./...
examples:
test -d bin || mkdir bin
go build -o bin/ ./examples/...

80
examples/simgame/main.go Normal file
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@ -0,0 +1,80 @@
package main
import (
"fmt"
"time"
"git.eeqj.de/sneak/pokercore"
)
func main() {
sleepTime := 2 * time.Second
playerCount := 8
d := pokercore.NewDeck()
fmt.Printf("deck before shuffling: %s\n", d.FormatForTerminal())
// this "randomly chosen" seed somehow deals pocket queens, pocket kings, and pocket aces to three players.
// what are the odds? lol
d.ShuffleDeterministically(1337)
fmt.Printf("deck after shuffling: %s\n", d.FormatForTerminal())
var players []pokercore.Cards
for i := 0; i < playerCount; i++ {
players = append(players, d.Deal(2))
}
for i, p := range players {
fmt.Printf("player %d: %s\n", i+1, p.FormatForTerminal())
}
time.Sleep(2 * time.Second)
fmt.Printf("##############################################\n")
// deal the flop
var community pokercore.Cards
community = d.Deal(3)
fmt.Printf("flop: %s\n", community.FormatForTerminal())
time.Sleep(sleepTime)
fmt.Printf("##############################################\n")
turn := d.Deal(1)
fmt.Printf("turn: %s\n", turn.FormatForTerminal())
community = append(community, turn...)
fmt.Printf("board is now: %s\n", community.FormatForTerminal())
time.Sleep(sleepTime)
fmt.Printf("##############################################\n")
river := d.Deal(1)
fmt.Printf("river: %s\n", river.FormatForTerminal())
community = append(community, river...)
fmt.Printf("board is now: %s\n", community.FormatForTerminal())
fmt.Printf("##############################################\n")
var winningPlayer int
var winningHand *pokercore.PokerHand
for i, p := range players {
fmt.Printf("player %d: %s\n", i+1, p.FormatForTerminal())
playerCards, err := p.Append(community).IdentifyBestFiveCardPokerHand()
if err != nil {
panic("error evaluating hand: " + err.Error())
}
ph, err := playerCards.PokerHand()
if err != nil {
panic("error evaluating hand: " + err.Error())
}
fmt.Printf("player %d has a %s\n", i+1, ph.Description())
if winningHand == nil {
winningPlayer = i
winningHand = ph
continue
}
if ph.Score > winningHand.Score {
winningPlayer = i
winningHand = ph
}
}
fmt.Printf("##############################################\n")
fmt.Printf("player %d wins with %s\n", winningPlayer+1, winningHand.Description())
fmt.Printf("##############################################\n")
fmt.Printf("What a strange game. The only winning move is to bet really big.\n")
fmt.Printf("Insert coin to play again.\n")
}

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@ -1,35 +0,0 @@
package main
import (
"fmt"
"git.eeqj.de/sneak/pokercore"
)
func main() {
d := pokercore.NewDeck()
fmt.Printf("deck before shuffling: %s\n", d.FormatForTerminal())
d.ShuffleDeterministically(1337 + 1) // 1337 gives too weird a result
fmt.Printf("deck after shuffling: %s\n", d.FormatForTerminal())
var players []pokercore.Cards
for i := 0; i < 6; i++ {
players = append(players, d.Deal(2))
}
for i, p := range players {
fmt.Printf("player %d: %s\n", i, p.FormatForTerminal())
}
// deal the flop
var community pokercore.Cards
community = d.Deal(3)
fmt.Printf("flop: %s\n", community.FormatForTerminal())
// evaluate the hands so far
for i, p := range players {
fmt.Printf("player %d: %s\n", i, p.FormatForTerminal())
thisPlayersHand, err := p.Append(community).PokerHand()
if err != nil {
fmt.Printf("error evaluating hand: %s\n", err)
continue
}
fmt.Printf("player %d: %s\n", i, thisPlayersHand.String())
}
}

3
go.mod
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@ -15,6 +15,9 @@ require (
github.com/fsnotify/fsnotify v1.4.9 // indirect
github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
github.com/google/go-cmp v0.6.0 // indirect
github.com/k0kubun/pp/v3 v3.2.0 // indirect
github.com/mattn/go-colorable v0.1.13 // indirect
github.com/mattn/go-isatty v0.0.20 // indirect
github.com/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db // indirect
github.com/nxadm/tail v1.4.8 // indirect
github.com/onsi/ginkgo v1.16.5 // indirect

7
go.sum
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@ -22,10 +22,16 @@ github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
github.com/k0kubun/go-ansi v0.0.0-20180517002512-3bf9e2903213/go.mod h1:vNUNkEQ1e29fT/6vq2aBdFsgNPmy8qMdSay1npru+Sw=
github.com/k0kubun/pp/v3 v3.2.0 h1:h33hNTZ9nVFNP3u2Fsgz8JXiF5JINoZfFq4SvKJwNcs=
github.com/k0kubun/pp/v3 v3.2.0/go.mod h1:ODtJQbQcIRfAD3N+theGCV1m/CBxweERz2dapdz1EwA=
github.com/logrusorgru/aurora v2.0.3+incompatible h1:tOpm7WcpBTn4fjmVfgpQq0EfczGlG91VSDkswnjF5A8=
github.com/logrusorgru/aurora v2.0.3+incompatible/go.mod h1:7rIyQOR62GCctdiQpZ/zOJlFyk6y+94wXzv6RNZgaR4=
github.com/logrusorgru/aurora/v4 v4.0.0 h1:sRjfPpun/63iADiSvGGjgA1cAYegEWMPCJdUpJYn9JA=
github.com/logrusorgru/aurora/v4 v4.0.0/go.mod h1:lP0iIa2nrnT/qoFXcOZSrZQpJ1o6n2CUf/hyHi2Q4ZQ=
github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
github.com/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db h1:62I3jR2EmQ4l5rM/4FEfDWcRD+abF5XlKShorW5LRoQ=
github.com/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db/go.mod h1:l0dey0ia/Uv7NcFFVbCLtqEBQbrT4OCwCSKTEv6enCw=
@ -83,6 +89,7 @@ golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7w
golang.org/x/sys v0.0.0-20210112080510-489259a85091/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8 h1:0A+M6Uqn+Eje4kHMK80dtF3JCXC4ykBgQG4Fe06QRhQ=
golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.19.0 h1:q5f1RH2jigJ1MoAWp2KTp3gm5zAGFUTarQZ5U386+4o=

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@ -6,6 +6,67 @@ import (
"github.com/stretchr/testify/assert"
)
func TestHandDescripionBug(t *testing.T) {
playerCount := 8
d := NewDeck()
d.ShuffleDeterministically(1337)
var players []*Cards
players = make([]*Cards, playerCount)
for i := 1; i-1 < playerCount; i++ {
c := d.Deal(2)
players[i-1] = &c
t.Logf("Player %d dealt: %+v\n", i, c)
}
t.Logf("Players: %+v\n", players)
community := d.Deal(5)
t.Logf("Community: %+v\n", community)
var playerResults []*PokerHand
for i := 1; i-1 < playerCount; i++ {
t.Logf("Player %d hole cards: %+v\n", i, *players[i-1])
pc := append(*players[i-1], community...)
t.Logf("Player %d cards available: %+v\n", i, pc)
hand, err := pc.IdentifyBestFiveCardPokerHand()
assert.Nil(t, err, "Expected no error")
ph, err := hand.PokerHand()
assert.Nil(t, err, "Expected no error")
t.Logf("Player %d five cards used: %+v\n", i, hand)
t.Logf("Player %d poker hand: %+v\n", i, ph)
t.Logf("Player %d best hand description: %s\n", i, ph.Description())
playerResults = append(playerResults, ph)
}
weirdOne := playerResults[7]
t.Logf("Weird one: %v\n", weirdOne)
t.Logf("Weird one description: %s\n", weirdOne.Description())
// T♠,7♠,9♦,7♣,T♥
assert.Equal(t, weirdOne.Description(), "two pair, tens and sevens with a nine")
scoreShouldBe := ScoreTwoPair
scoreShouldBe += 1000 * TEN.Score()
scoreShouldBe += 100 * SEVEN.Score()
scoreShouldBe += 10 * NINE.Score()
assert.Equal(t, weirdOne.Score, scoreShouldBe)
cards := weirdOne.Hand
assert.True(t, cards.containsTwoPair(), "Expected hand to be two pair")
bp := cards.twoPairBiggestPair() // returns Rank, because describing a pair
assert.Equal(t, bp, TEN, "Expected biggest pair to be a ten")
sp := cards.twoPairSmallestPair() // returns Rank, because describing a pair
assert.Equal(t, sp, SEVEN, "Expected smallest pair to be a seven")
k := cards.twoPairKicker() // returns Card, because describing a single card
assert.Equal(t, k.Rank, NINE, "Expected kicker to be a nine")
}
func TestAceLowStraight(t *testing.T) {
hand := Cards{
AceOfSpades(),