latest, passes all tests, no known bugs, woo

This commit is contained in:
Jeffrey Paul 2024-05-18 20:26:08 -07:00
parent eb85e1d36e
commit 336c0d953b
10 changed files with 290 additions and 84 deletions

View File

@ -1,4 +1,4 @@
default: test
test:
go test -v ./...
go test -v -count=1 ./...

97
card.go
View File

@ -5,6 +5,7 @@ import (
"slices"
"sort"
"strings"
"unicode/utf8"
"github.com/logrusorgru/aurora/v4"
)
@ -14,59 +15,56 @@ type Card struct {
Suit Suit
}
func NewRankFromString(rank string) Rank {
switch rank {
case "2":
return Rank(DEUCE)
case "3":
return Rank(THREE)
case "4":
return Rank(FOUR)
case "5":
return Rank(FIVE)
case "6":
return Rank(SIX)
case "7":
return Rank(SEVEN)
case "8":
return Rank(EIGHT)
case "9":
return Rank(NINE)
case "T":
return Rank(TEN)
case "J":
return Rank(JACK)
case "Q":
return Rank(QUEEN)
case "K":
return Rank(KING)
case "A":
return Rank(ACE)
}
return Rank(0)
}
func NewSuitFromString(suit string) Suit {
switch suit {
case string(SPADE):
return Suit(SPADE)
case string(CLUB):
return Suit(CLUB)
case string(HEART):
return Suit(HEART)
case string(DIAMOND):
return Suit(DIAMOND)
}
return Suit(0)
}
func NewCardFromString(card string) (Card, error) {
// FIXME extend this later to common format strings like "9s"
if len(card) != 2 {
length := utf8.RuneCountInString(card)
if length != 2 {
return Card{}, fmt.Errorf("Invalid card string %s", card)
}
rank := NewRankFromString(card[0:1])
suit := NewSuitFromString(card[1:2])
var rank Rank
var suit Suit
if strings.ContainsRune(card, rune(SPADE)) {
suit = Suit(SPADE)
} else if strings.ContainsRune(card, rune(HEART)) {
suit = Suit(HEART)
} else if strings.ContainsRune(card, rune(DIAMOND)) {
suit = Suit(DIAMOND)
} else if strings.ContainsRune(card, rune(CLUB)) {
suit = Suit(CLUB)
} else {
return Card{}, fmt.Errorf("Invalid card string %s", card)
}
if strings.ContainsRune(card, rune(DEUCE)) {
rank = Rank(DEUCE)
} else if strings.ContainsRune(card, rune(THREE)) {
rank = Rank(THREE)
} else if strings.ContainsRune(card, rune(FOUR)) {
rank = Rank(FOUR)
} else if strings.ContainsRune(card, rune(FIVE)) {
rank = Rank(FIVE)
} else if strings.ContainsRune(card, rune(SIX)) {
rank = Rank(SIX)
} else if strings.ContainsRune(card, rune(SEVEN)) {
rank = Rank(SEVEN)
} else if strings.ContainsRune(card, rune(EIGHT)) {
rank = Rank(EIGHT)
} else if strings.ContainsRune(card, rune(NINE)) {
rank = Rank(NINE)
} else if strings.ContainsRune(card, rune(TEN)) {
rank = Rank(TEN)
} else if strings.ContainsRune(card, rune(JACK)) {
rank = Rank(JACK)
} else if strings.ContainsRune(card, rune(QUEEN)) {
rank = Rank(QUEEN)
} else if strings.ContainsRune(card, rune(KING)) {
rank = Rank(KING)
} else if strings.ContainsRune(card, rune(ACE)) {
rank = Rank(ACE)
} else {
return Card{}, fmt.Errorf("Invalid card string %s", card)
}
if rank == Rank(0) || suit == Suit(0) {
return Card{}, fmt.Errorf("Invalid card string %s", card)
}
@ -78,6 +76,7 @@ func NewCardsFromString(cards string) (Cards, error) {
// FIXME extend this later to common format strings like "9c Qh Qd Kc"
// with or without commas
var newCards Cards
newCards = make(Cards, 0)
cardStrings := strings.Split(cards, ",")
for _, cardString := range cardStrings {
card, err := NewCardFromString(cardString)

View File

@ -17,6 +17,14 @@ func (hand Cards) IdentifyBestFiveCardPokerHand() (Cards, error) {
return nil, ErrDuplicateCard
}
if len(hand) == 5 {
return hand, nil
}
if len(hand) < 5 {
return nil, errors.New("hand must have at least 5 cards to identify the best 5 card poker hand")
}
newHands := make([]Cards, len(hand))
for i := 0; i < len(hand); i++ {
newHand := make(Cards, len(hand)-1)

20
go.mod
View File

@ -4,14 +4,30 @@ go 1.22.2
require (
github.com/logrusorgru/aurora v2.0.3+incompatible
github.com/logrusorgru/aurora/v4 v4.0.0
github.com/sirupsen/logrus v1.9.3
github.com/stretchr/testify v1.8.0
)
require (
git.eeqj.de/sneak/timingbench v0.0.0-20240519025145-fb13c5c56a02 // indirect
github.com/davecgh/go-spew v1.1.1 // indirect
github.com/logrusorgru/aurora/v4 v4.0.0 // indirect
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/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db // indirect
github.com/nxadm/tail v1.4.8 // indirect
github.com/onsi/ginkgo v1.16.5 // indirect
github.com/onsi/gomega v1.33.1 // indirect
github.com/pmezard/go-difflib v1.0.0 // indirect
golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8 // indirect
github.com/rivo/uniseg v0.4.7 // indirect
github.com/schollz/progressbar/v3 v3.14.2 // indirect
golang.org/x/net v0.24.0 // indirect
golang.org/x/sys v0.20.0 // indirect
golang.org/x/term v0.20.0 // indirect
golang.org/x/text v0.14.0 // indirect
golang.org/x/tools v0.20.0 // indirect
gonum.org/v1/gonum v0.15.0 // indirect
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect
gopkg.in/yaml.v3 v3.0.1 // indirect
)

101
go.sum
View File

@ -1,24 +1,125 @@
git.eeqj.de/sneak/timingbench v0.0.0-20240519025145-fb13c5c56a02 h1:b/v1EDAlsfvINIeV4znI/vH7SY7mUJOO1KWeBD+IW90=
git.eeqj.de/sneak/timingbench v0.0.0-20240519025145-fb13c5c56a02/go.mod h1:iKAlgt/liDtXifmn7fPJK+KYMr0c4lXYFJ+j5d3gfEQ=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 h1:p104kn46Q8WdvHunIJ9dAyjPVtrBPhSr3KT2yUst43I=
github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
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/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-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=
github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
github.com/nxadm/tail v1.4.8 h1:nPr65rt6Y5JFSKQO7qToXr7pePgD6Gwiw05lkbyAQTE=
github.com/nxadm/tail v1.4.8/go.mod h1:+ncqLTQzXmGhMZNUePPaPqPvBxHAIsmXswZKocGu+AU=
github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
github.com/onsi/ginkgo v1.12.1/go.mod h1:zj2OWP4+oCPe1qIXoGWkgMRwljMUYCdkwsT2108oapk=
github.com/onsi/ginkgo v1.16.5 h1:8xi0RTUf59SOSfEtZMvwTvXYMzG4gV23XVHOZiXNtnE=
github.com/onsi/ginkgo v1.16.5/go.mod h1:+E8gABHa3K6zRBolWtd+ROzc/U5bkGt0FwiG042wbpU=
github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7JYyY=
github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1ybHNo=
github.com/onsi/gomega v1.33.1 h1:dsYjIxxSR755MDmKVsaFQTE22ChNBcuuTWgkUDSubOk=
github.com/onsi/gomega v1.33.1/go.mod h1:U4R44UsT+9eLIaYRB2a5qajjtQYn0hauxvRm16AVYg0=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
github.com/schollz/progressbar/v3 v3.14.2 h1:EducH6uNLIWsr560zSV1KrTeUb/wZGAHqyMFIEa99ks=
github.com/schollz/progressbar/v3 v3.14.2/go.mod h1:aQAZQnhF4JGFtRJiw/eobaXpsqpVQAftEQ+hLGXaRc4=
github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
golang.org/x/net v0.24.0 h1:1PcaxkF854Fu3+lvBIx5SYn9wRlBzzcnHZSiaFFAb0w=
golang.org/x/net v0.24.0/go.mod h1:2Q7sJY5mzlzWjKtYUEXSlBWCdyaioyXzRB2RtU8KVE8=
golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190904154756-749cb33beabd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 v0.6.0/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=
golang.org/x/sys v0.19.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.20.0 h1:Od9JTbYCk261bKm4M/mw7AklTlFYIa0bIp9BgSm1S8Y=
golang.org/x/sys v0.20.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/term v0.17.0/go.mod h1:lLRBjIVuehSbZlaOtGMbcMncT+aqLLLmKrsjNrUguwk=
golang.org/x/term v0.20.0 h1:VnkxpohqXaOBYJtBmEppKUG6mXpi+4O6purfc2+sMhw=
golang.org/x/term v0.20.0/go.mod h1:8UkIAJTvZgivsXaD6/pH6U9ecQzZ45awqEOzuCvwpFY=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e h1:4nW4NLDYnU28ojHaHO8OVxFHk/aQ33U01a9cjED+pzE=
golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
golang.org/x/tools v0.20.0/go.mod h1:WvitBU7JJf6A4jOdg4S1tviW9bhUxkgeCui/0JHctQg=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
gonum.org/v1/gonum v0.15.0 h1:2lYxjRbTYyxkJxlhC+LvJIx3SsANPdRybu1tGj9/OrQ=
gonum.org/v1/gonum v0.15.0/go.mod h1:xzZVBJBtS+Mz4q0Yl2LJTk+OxOg4jiXZ7qBoM0uISGo=
google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=

View File

@ -145,13 +145,13 @@ func (c Cards) twoPairSmallestPair() Rank {
}
sorted := c.SortByRankAscending()
if sorted[0].Rank == sorted[1].Rank && sorted[2].Rank == sorted[3].Rank {
return sorted[2].Rank
return sorted[0].Rank
}
if sorted[0].Rank == sorted[1].Rank && sorted[3].Rank == sorted[4].Rank {
return sorted[3].Rank
return sorted[0].Rank
}
if sorted[1].Rank == sorted[2].Rank && sorted[3].Rank == sorted[4].Rank {
return sorted[3].Rank
return sorted[1].Rank
}
panic("nope")
}

74
perf_test.go Normal file
View File

@ -0,0 +1,74 @@
package pokercore
import (
"context"
"testing"
"time"
"git.eeqj.de/sneak/timingbench"
"github.com/stretchr/testify/assert"
)
func TestShuffleSpeed(t *testing.T) {
iterations := 1000
t.Logf("Running %d iterations of shuffle speed test", iterations)
// Create a context with a timeout for cancellation.
ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
defer cancel()
// Measure the execution times of the sample function.
d := NewDeck()
result, err := timingbench.TimeFunction(ctx, func() { d.ShuffleRandomly() }, iterations)
if err != nil {
t.Fatalf("Error measuring function: %v", err)
}
// Print the timing results.
t.Logf(result.String())
}
func TestHandFindingSpeedFiveCard(t *testing.T) {
iterations := 1000
t.Logf("Running %d iterations of hand finding speed test for 5 card hand", iterations)
measureHandFinding(t, iterations, 5)
}
func TestHandFindingSpeedSevenCard(t *testing.T) {
iterations := 1000
t.Logf("Running %d iterations of hand finding speed test for 7 card hand", iterations)
measureHandFinding(t, iterations, 7)
}
func TestHandFindingSpeedNineCard(t *testing.T) {
iterations := 100
t.Logf("Running %d iterations of hand finding speed test for 9 card hand", iterations)
measureHandFinding(t, iterations, 9)
}
func measureHandFinding(t *testing.T, iterations int, cardCount int) {
// Create a context with a timeout for cancellation.
ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
defer cancel()
// Measure the execution times of the sample function.
result, err := timingbench.TimeFunction(ctx, func() {
findHandInRandomCards(t, int(123456789), cardCount) // check for hand in 10 cards
}, iterations)
if err != nil {
t.Fatalf("Error measuring function: %v", err)
}
// Print the timing results.
t.Logf(result.String())
}
func findHandInRandomCards(t *testing.T, shuffleSeed int, cardCount int) {
d := NewDeck()
d.ShuffleDeterministically(int64(shuffleSeed))
cards := d.Deal(cardCount)
hand, err := cards.IdentifyBestFiveCardPokerHand()
assert.Nil(t, err, "Expected no error")
ph, err := hand.PokerHand()
assert.Nil(t, err, "Expected no error")
//assert.Greater(t, ph.Score, 0, "Expected score to be nonzero 0")
desc := ph.Description()
assert.NotEmpty(t, desc, "Expected description to not be empty")
}

View File

@ -1,7 +1,6 @@
package pokercore
import (
"fmt"
"testing"
"github.com/stretchr/testify/assert"
@ -14,13 +13,13 @@ type ShuffleTestResults []struct {
func TestPokerDeck(t *testing.T) {
d := NewDeck()
fmt.Printf("newdeck: %+v\n", d)
//fmt.Printf("newdeck: %+v\n", d)
d.ShuffleDeterministically(437)
fmt.Printf("deterministically shuffled deck: %+v\n", d)
//fmt.Printf("deterministically shuffled deck: %+v\n", d)
cards := d.Deal(7)
expected := "6♥,A♦,7♥,9♣,6♠,9♥,8♣"
fmt.Printf("deterministically shuffled deck after dealing: %+v\n", d)
fmt.Printf("cards: %+v\n", cards)
//fmt.Printf("deterministically shuffled deck after dealing: %+v\n", d)
//fmt.Printf("cards: %+v\n", cards)
assert.Equal(t, expected, cards.String())
x := d.Count()

View File

@ -1,6 +1,9 @@
package pokercore
import "fmt"
import (
"errors"
"fmt"
)
type HandScore int
@ -23,7 +26,7 @@ func (c Card) Score() HandScore {
func (c Cards) PokerHandScore() (HandScore, error) {
if len(c) != 5 {
return 0, fmt.Errorf("hand must have 5 cards to be scored as a poker hand")
return 0, errors.New("hand must have 5 cards to be scored as a poker hand")
}
ph, err := c.PokerHand()
if err != nil {

View File

@ -1,7 +1,6 @@
package pokercore
import (
"fmt"
"testing"
"github.com/stretchr/testify/assert"
@ -20,7 +19,7 @@ func TestAceLowStraight(t *testing.T) {
assert.Nil(t, err, "Expected no error")
assert.Greater(t, ph.Score, 0, "Expected score to be nonzero 0")
assert.Less(t, ph.Score, 100000000000000000, "Expected score to be less than 100000000000000000")
assert.Equal(t, ph.Score, ScoreStraight+100*FIVE.Score())
assert.Equal(t, ph.Score, ScoreStraight+1000*FIVE.Score())
assert.Equal(t, ph.Description(), "a five high straight")
assert.True(t, hand.HighestRank() == ACE, "Expected highest rank to be an ace")
assert.True(t, hand.SortByRankAscending().First().Rank == DEUCE, "Expected first card to be a deuce")
@ -66,12 +65,14 @@ func TestOtherStraight(t *testing.T) {
newDeck := NewDeckFromCards(hand)
newDeck.ShuffleDeterministically(123456789)
fmt.Printf("Shuffled deck: %s\n", newDeck.String())
fmt.Printf("new deck has %d cards\n", newDeck.Count())
//fmt.Printf("Shuffled deck: %s\n", newDeck.String())
//fmt.Printf("new deck has %d cards\n", newDeck.Count())
shuffledHand := newDeck.Deal(5)
assert.True(t, shuffledHand.containsStraight(), "Expected hand to still be a straight after shuffle")
assert.False(t, shuffledHand.containsTwoPair(), "Expected hand to not be two pair")
assert.False(t, shuffledHand.containsPair(), "Expected hand to not be a pair")
assert.True(t, shuffledHand.HighestRank() == SIX, "Expected highest rank to be a six")
assert.True(t, shuffledHand.SortByRankAscending().First().Rank == DEUCE, "Expected first card to be a deuce")
}
func TestFlush(t *testing.T) {
@ -85,21 +86,24 @@ func TestFlush(t *testing.T) {
assert.True(t, hand.containsFlush(), "Expected hand to be a flush")
newDeck := NewDeckFromCards(hand)
newDeck.ShuffleDeterministically(123456789)
fmt.Printf("Shuffled deck: %s\n", newDeck.String())
fmt.Printf("new deck has %d cards\n", newDeck.Count())
//fmt.Printf("Shuffled deck: %s\n", newDeck.String())
//fmt.Printf("new deck has %d cards\n", newDeck.Count())
shuffledHand := newDeck.Deal(5)
assert.True(t, shuffledHand.containsFlush(), "Expected hand to still be a flush after shuffle")
// flush value is the sum of the ranks, just like high card
x := ScoreFlush
var multiplier HandScore = 100
x += multiplier * DEUCE.Score()
multiplier *= 100
x += multiplier * THREE.Score()
multiplier *= 100
x += multiplier * FOUR.Score()
multiplier *= 100
x += multiplier * SIX.Score()
fmt.Printf("a-2-3-4-6 flush score should be: %d\n", x)
x += ACE.Score()
x += DEUCE.Score()
x += THREE.Score()
x += FOUR.Score()
x += SIX.Score()
//fmt.Printf("a-2-3-4-6 flush score should be: %d\n", x)
ph, err := shuffledHand.PokerHand()
assert.Nil(t, err, "Expected no error")
assert.Greater(t, ph.Score, 0, "Expected score to be nonzero 0")
assert.Equal(t, ph.Score, x)
}
func TestStraightFlush(t *testing.T) {
@ -124,8 +128,8 @@ func TestStraightFlush(t *testing.T) {
nd := NewDeckFromCards(hand)
nd.ShuffleDeterministically(123456789)
fmt.Printf("Shuffled deck: %s\n", nd.String())
fmt.Printf("new deck has %d cards\n", nd.Count())
//fmt.Printf("Shuffled deck: %s\n", nd.String())
//fmt.Printf("new deck has %d cards\n", nd.Count())
shuffledHand := nd.Deal(5)
assert.True(t, shuffledHand.containsStraightFlush(), "Expected hand to still be a straight flush after shuffle")
assert.True(t, shuffledHand.HighestRank() == SIX, "Expected highest rank to still be a six after shuffle")
@ -211,8 +215,8 @@ func TestHandScore(t *testing.T) {
assert.True(t, ph.Score > 0, "Expected score to be nonzero 0")
assert.True(t, ph.Score < 100000000000000000, "Expected score to be less than 100000000000000000")
fmt.Printf("PokerHand: %v+\n", ph)
fmt.Printf("PH score: %d\n", ph.Score)
//fmt.Printf("PokerHand: %v+\n", ph)
//fmt.Printf("PH score: %d\n", ph.Score)
}
func TestTwoPairBug(t *testing.T) {
@ -220,12 +224,14 @@ func TestTwoPairBug(t *testing.T) {
c, err := NewCardsFromString("9♠,9♣,Q♥,Q♦,K♣")
assert.Nil(t, err, "Expected no error")
//fmt.Printf("Cards: %v+\n", c)
ph, err := c.PokerHand()
assert.Nil(t, err, "Expected no error")
assert.Greater(t, ph.Score, 0, "Expected score to be nonzero 0")
desc := ph.Description()
assert.Equal(t, desc, "two pair, queens and nines with a king")
fmt.Printf("PokerHand: %v+\n", ph)
fmt.Printf("PH score: %d\n", ph.Score)
//fmt.Printf("PokerHand: %v+\n", ph)
//fmt.Printf("PH score: %d\n", ph.Score)
}