import os
import metadata

// Проверка чтения id3v1
fn test_idv3v1() {
	mut audio := os.open("./data/test_id3v1.mp3") or { panic(err) }
	defer {
		audio.close()
	}
	mut wav := metadata.Audio{}
	wav.detect_tags(mut audio)

	assert wav.id3v1.embedded == true, 'Тег показан false, а должен быть true'
	assert wav.id3v23.embedded == false, 'Тег показан true, а должен быть false'
	assert wav.id3v24.embedded == false, 'Тег показан true, а должен быть false'

	last_bytes := metadata.get_bytes(mut audio, -128, 128)
	wav.id3v1.get_metadata(last_bytes)

	assert wav.id3v1.genre == "Rock"
	assert wav.id3v1.title == "Test Title"
	assert wav.id3v1.artist == "Test Artist"
	assert wav.id3v1.album == "Test Album"
	assert wav.id3v1.track == "6"
	assert wav.id3v1.year == "2026"
	assert wav.id3v1.comment == "Test comment"
	assert wav.id3v1.embedded == true
}