package adventoc2024

import (
	"io"
	"strings"
	"testing"
)

func dup(input string) (io.Reader, io.Reader) {
	return strings.NewReader(input), strings.NewReader(input)
}

func TestDay01(t *testing.T) {
	input := `3   4
4   3
2   5
1   3
3   9
3   3`

	p1, p2 := dup(input)
	solver := Day1{}

	if got, expected := solver.Part1(p1), "11"; got != expected {
		t.Errorf("day01 part 1 = %s; expected %s", got, expected)
	}

	if got, expected := solver.Part2(p2), "31"; got != expected {
		t.Errorf("day01 part 2 = %s; expected %s", got, expected)
	}
}

func TestDay02(t *testing.T) {
	input := `7 6 4 2 1
1 2 7 8 9
9 7 6 2 1
1 3 2 4 5
8 6 4 4 1
1 3 6 7 9`

	p1, p2 := dup(input)
	solver := Day2{}

	if got, expected := solver.Part1(p1), "2"; got != expected {
		t.Errorf("day 2 part 1 = %s; expected %s", got, expected)
	}

	if got, expected := solver.Part2(p2), "4"; got != expected {
		t.Errorf("day 2 part 2 = %s; expected %s", got, expected)
	}

}