advent-of-code-go/2023/day08/main_test.go

package main

import (
	"testing"
)

var example = `LLR

AAA = (BBB, BBB)
BBB = (AAA, ZZZ)
ZZZ = (ZZZ, ZZZ)`

func Test_part1(t *testing.T) {
	tests := []struct {
		name  string
		input string
		want  int
	}{
		{
			name:  "example",
			input: example,
			want:  6,
		},
		{
			name:  "actual",
			input: input,
			want:  18673,
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			if got := part1(tt.input); got != tt.want {
				t.Errorf("part1() = %v, want %v", got, tt.want)
			}
		})
	}
}

var examplePart2 = `LR

11A = (11B, XXX)
11B = (XXX, 11Z)
11Z = (11B, XXX)
22A = (22B, XXX)
22B = (22C, 22C)
22C = (22Z, 22Z)
22Z = (22B, 22B)
XXX = (XXX, XXX)`

func Test_part2(t *testing.T) {
	tests := []struct {
		name  string
		input string
		want  int
	}{
		{
			name:  "example",
			input: examplePart2,
			want:  6,
		},
		{
			name:  "actual",
			input: input,
			want:  17972669116327,
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			if got := part2(tt.input); got != tt.want {
				t.Errorf("part2() = %v, want %v", got, tt.want)
			}
		})
	}
}