2021 day12: graph traversals! i will clean this up one day...

2021/day12/main_test.go

@@ -0,0 +1,115 @@
+package main
+
+import (
+	"testing"
+)
+
+var example = `start-A
+start-b
+A-c
+A-b
+b-d
+A-end
+b-end`
+
+var example2 = `dc-end
+HN-start
+start-kj
+dc-start
+dc-HN
+LN-dc
+HN-end
+kj-sa
+kj-HN
+kj-dc`
+
+var example3 = `fs-end
+he-DX
+fs-he
+start-DX
+pj-DX
+end-zg
+zg-sl
+zg-pj
+pj-he
+RW-he
+fs-DX
+pj-RW
+zg-RW
+start-pj
+he-WI
+zg-he
+pj-fs
+start-RW`
+
+func Test_part1(t *testing.T) {
+	tests := []struct {
+		name  string
+		input string
+		want  int
+	}{
+		{
+			name:  "example",
+			input: example,
+			want:  10,
+		},
+		{
+			name:  "example2",
+			input: example2,
+			want:  19,
+		},
+		{
+			name:  "example3",
+			input: example3,
+			want:  226,
+		},
+		{
+			name:  "actual",
+			input: input,
+			want:  3421,
+		},
+	}
+	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)
+			}
+		})
+	}
+}
+
+func Test_part2(t *testing.T) {
+	tests := []struct {
+		name  string
+		input string
+		want  int
+	}{
+		{
+			name:  "example",
+			input: example,
+			want:  36,
+		},
+		{
+			name:  "example2",
+			input: example2,
+			want:  103,
+		},
+		{
+			name:  "example3",
+			input: example3,
+			want:  3509,
+		},
+		{
+			name:  "actual",
+			input: input,
+			want:  84870,
+		},
+	}
+	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)
+			}
+		})
+	}
+}