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package main
import (
"reflect"
"testing"
"time"
)
func TestGetUnicorn(t *testing.T) {
}
func TestFakeUnicorn(t *testing.T) {
unicorn, err := NewFake(uint8(16), uint8(16))
if err != nil {
t.Errorf("Got an error making a fake unicorn, shouldn't happen")
}
defer unicorn.Close()
// Check simple functions
if unicorn.GetHeight() != 16 {
t.Errorf("Height was wrong, expecting 16")
}
if unicorn.GetWidth() != 16 {
t.Errorf("Width was wrong, expecting 16")
}
// Pixels should be black to start with
pixels := unicorn.GetPixels()
for x := uint8(0); x < 16; x++ {
for y := uint8(0); y < 16; y++ {
if !reflect.DeepEqual(pixels[x][y], []uint8{0, 0, 0}) {
t.Errorf("Expecting black pixels to start with")
}
}
}
// Should be able to set a pixel, no others should change
unicorn.SetPixel(0, 0, uint8(255), uint8(255), uint8(255))
pixels = unicorn.GetPixels()
if !reflect.DeepEqual(pixels[0][0], []uint8{255, 255, 255}) {
t.Errorf("Pixel wasn't set when it should be")
}
for x := uint8(0); x < 16; x++ {
for y := uint8(0); y < 16; y++ {
if x == 0 && y == 0 {
continue
}
if !reflect.DeepEqual(pixels[x][y], []uint8{0, 0, 0}) {
t.Errorf("Expecting black pixels to start with")
}
}
}
// Should be able to set a second pixel
unicorn.SetPixel(3, 4, uint8(4), uint8(5), uint8(6))
pixels = unicorn.GetPixels()
for x := uint8(0); x < 16; x++ {
for y := uint8(0); y < 16; y++ {
checkcolor := []uint8{0, 0, 0}
if x == 0 && y == 0 {
checkcolor = []uint8{255, 255, 255}
} else if x == 3 && y == 4 {
checkcolor = []uint8{4, 5, 6}
}
if !reflect.DeepEqual(pixels[x][y], checkcolor) {
t.Errorf("Got incorrect pixel color at %d %d", x, y)
}
}
}
unicorn.Show()
time.Sleep(time.Duration(500) * time.Millisecond)
unicorn.SetPixel(10, 10, uint8(255), uint8(255), uint8(0))
unicorn.Show()
time.Sleep(time.Duration(500) * time.Millisecond)
unicorn.SetPixel(0, 15, uint8(255), uint8(0), uint8(0))
unicorn.Show()
time.Sleep(time.Duration(500) * time.Millisecond)
}
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