extends GdUnitTestSuite
## The soundtrack and song shown at the top of the quiz.

var _runner: GdUnitSceneRunner
var _now_playing: NowPlaying


func before_test() -> void:
	_runner = scene_runner("res://quiz/NowPlaying.tscn")
	_now_playing = _runner.scene()


func _label(label_name: String) -> Label:
	return _now_playing.get_node(label_name)


func test_starts_empty() -> void:
	assert_str(_label("SoundtrackLabel").text).is_empty()
	assert_str(_label("SongLabel").text).is_empty()


func test_show_song_shows_soundtrack_and_song() -> void:
	_now_playing.show_song("Chrono Trigger", "Corridors of Time")

	assert_str(_label("SoundtrackLabel").text).is_equal("Chrono Trigger")
	assert_str(_label("SongLabel").text).is_equal("Corridors of Time")


func test_soundtrack_is_above_song() -> void:
	_now_playing.show_song("Chrono Trigger", "Corridors of Time")
	await _runner.simulate_frames(1)

	assert_float(_label("SoundtrackLabel").get_global_rect().end.y) \
			.is_less_equal(_label("SongLabel").get_global_rect().position.y)