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aoc2019/day08_test.go

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package aoc2019
import (
"reflect"
"testing"
)
func TestDay08ComposeLayers(t *testing.T) {
var (
exp = []int{0, 1, 1, 0}
in = "0222112222120000"
w = 2
h = 2
)
layers, err := day08ParseToLayers(in, w, h)
if err != nil {
t.Fatalf("Layer parser failed: %s", err)
}
layer := day08ComposeLayers(layers)
if !reflect.DeepEqual(layer.data, exp) {
t.Errorf("Did not yield expected composed layer: exp=%+v got=%+v", exp, layer.data)
}
}
func TestDay08ParseToLayers(t *testing.T) {
var (
in = "123456789012"
w = 3
h = 2
)
layers, err := day08ParseToLayers(in, w, h)
if err != nil {
t.Fatalf("Layer parser failed: %s", err)
}
if len(layers) != 2 || !reflect.DeepEqual(layers[0].data, []int{1, 2, 3, 4, 5, 6}) || !reflect.DeepEqual(layers[1].data, []int{7, 8, 9, 0, 1, 2}) {
t.Errorf("Did not yield expected layers (123 456) (789 012): got=%#v", layers)
}
}
func TestCalculateDay8_Part1(t *testing.T) {
count, err := solveDay8Part1("day08_input.txt")
if err != nil {
t.Fatalf("Day 8 solver failed: %s", err)
}
t.Logf("Solution Day 8 Part 1: %d", count)
}
func TestCalculateDay8_Part2(t *testing.T) {
if err := solveDay8Part2("day08_input.txt"); err != nil {
t.Fatalf("Day 8 solver failed: %s", err)
}
t.Log("Solution Day 8 Part 2: See day08_image.png")
}