package entity

import (
	"testing"
)

func TestHandAllCards(t *testing.T) {
	t.Run("all pub", func(t *testing.T) {
		hand := Hand{
			Public: []Card{
				Card{Value: 1},
				Card{Value: 2},
			},
		}
		all := hand.AllCards()
		if len(all) != 2 {
			t.Fatal(all)
		}
	})

	t.Run("all pri", func(t *testing.T) {
		hand := Hand{
			Private: []Card{
				Card{Value: 1},
				Card{Value: 2},
			},
		}
		all := hand.AllCards()
		if len(all) != 2 {
			t.Fatal(all)
		}
	})

	t.Run("both", func(t *testing.T) {
		hand := Hand{
			Public: []Card{
				Card{Value: 3},
				Card{Value: 4},
			},
			Private: []Card{
				Card{Value: 1},
				Card{Value: 2},
			},
		}
		all := hand.AllCards()
		if len(all) != 4 {
			t.Fatal(all)
		}
	})
}

func TestHandStraight(t *testing.T) {
	cases := map[string]struct {
		public  []Card
		private []Card
		want    bool
	}{
		"empty": {
			want: false,
		},
		"one public card": {
			public: []Card{Card{Value: 3}},
			want:   false,
		},
		"one private card": {
			private: []Card{Card{Value: 3}},
			want:    false,
		},
		"two public card nonseq": {
			public: []Card{Card{Value: 3}, Card{Value: 1}},
			want:   false,
		},
		"two private card nonseq": {
			private: []Card{Card{Value: 3}, Card{Value: 1}},
			want:    false,
		},
		"one public card one private card nonseq": {
			public:  []Card{Card{Value: 3}},
			private: []Card{Card{Value: 1}},
			want:    false,
		},
		"two public card seq": {
			public: []Card{Card{Value: 3}, Card{Value: 2}},
			want:   true,
		},
		"two private card seq": {
			private: []Card{Card{Value: 3}, Card{Value: 2}},
			want:    true,
		},
		"one public card one private card seq": {
			public:  []Card{Card{Value: 2}},
			private: []Card{Card{Value: 1}},
			want:    true,
		},
	}

	for name, d := range cases {
		c := d
		t.Run(name, func(t *testing.T) {
			hand := Hand{Public: c.public, Private: c.private}
			got := hand.Straight()
			if got != c.want {
				t.Fatal(c.want, got)
			}
		})
	}
}