package day10

import (
	"testing"

	"gitea.paas.celticinfo.fr/oabrivard/aoc2023/utils"
)

func TestFindDistance1(t *testing.T) {
	lines := []string{
		"-L|F7",
		"7S-7|",
		"L|7||",
		"-L-J|",
		"L|-JF",
	}

	result := FindDistance(lines)

	if result != 4 {
		t.Fatalf("expected 4, got %v", result)
	}
}

func TestFindDistance2(t *testing.T) {
	lines := []string{
		"7-F7-",
		".FJ|7",
		"SJLL7",
		"|F--J",
		"LJ.LJ",
	}

	result := FindDistance(lines)

	if result != 8 {
		t.Fatalf("expected 8, got %v", result)
	}
}

func TestSumLastTermsWithInput(t *testing.T) {
	lines := utils.ReadLines("input.txt")

	result := FindDistance(lines)

	if result != 6697 {
		t.Fatalf("expected 6697, got %v", result)
	}
}

func TestCountInPolygon1(t *testing.T) {
	lines := []string{
		"-L|F7",
		"7S-7|",
		"L|.||",
		"-L-J|",
		"L|-JF",
	}

	result := CountInPolygon(lines)

	if result != 1 {
		t.Fatalf("expected 1, got %v", result)
	}
}

func TestCountInPolygon2(t *testing.T) {
	lines := []string{
		"7-F7-",
		".FJ|7",
		"SJ.L7",
		"|F--J",
		"LJ.LJ",
	}

	result := CountInPolygon(lines)

	if result != 1 {
		t.Fatalf("expected 1, got %v", result)
	}
}

func TestCountInPolygon3(t *testing.T) {
	lines := []string{
		"...........",
		".S-------7.",
		".|F-----7|.",
		".||.....||.",
		".||.....||.",
		".|L-7.F-J|.",
		".|..|.|..|.",
		".L--J.L--J.",
		"...........",
	}

	result := CountInPolygon(lines)

	if result != 4 {
		t.Fatalf("expected 4, got %v", result)
	}
}

func TestCountInPolygon4(t *testing.T) {
	lines := []string{
		"..........",
		".S------7.",
		".|F----7|.",
		".||....||.",
		".||....||.",
		".|L-7F-J|.",
		".|..||..|.",
		".L--JL--J.",
		"..........",
	}

	result := CountInPolygon(lines)

	if result != 4 {
		t.Fatalf("expected 4, got %v", result)
	}
}

func TestCountInPolygon5(t *testing.T) {
	lines := []string{
		".F----7F7F7F7F-7....",
		".|F--7||||||||FJ....",
		".||.FJ||||||||L7....",
		"FJL7L7LJLJ||LJ.L-7..",
		"L--J.L7...LJS7F-7L7.",
		"....F-J..F7FJ|L7L7L7",
		"....L7.F7||L7|.L7L7|",
		".....|FJLJ|FJ|F7|.LJ",
		"....FJL-7.||.||||...",
		"....L---J.LJ.LJLJ...",
	}

	result := CountInPolygon(lines)

	if result != 8 {
		t.Fatalf("expected 8, got %v", result)
	}
}

func TestCountInPolygon6(t *testing.T) {
	lines := []string{
		"FF7FSF7F7F7F7F7F---7",
		"L|LJ||||||||||||F--J",
		"FL-7LJLJ||||||LJL-77",
		"F--JF--7||LJLJ7F7FJ-",
		"L---JF-JLJ.||-FJLJJ7",
		"|F|F-JF---7F7-L7L|7|",
		"|FFJF7L7F-JF7|JL---7",
		"7-L-JL7||F7|L7F-7F7|",
		"L.L7LFJ|||||FJL7||LJ",
		"L7JLJL-JLJLJL--JLJ.L",
	}

	result := CountInPolygon(lines)

	if result != 10 {
		t.Fatalf("expected 10, got %v", result)
	}
}

func TestCountInPolygonWithInput(t *testing.T) {
	lines := utils.ReadLines("input.txt")

	result := CountInPolygon(lines)

	if result != 423 {
		t.Fatalf("expected 423, got %v", result)
	}
}