extends GdUnitTestSuite
## How SoundtrackSearch, used by the Search popup and the statistics view, finds and
## orders matching soundtracks.

var _search: SoundtrackSearch


func before_test() -> void:
	_search = SoundtrackSearch.new()
	_search.set_names([
		"Chrono Trigger",
		"Final Fantasy VI",
		"Mario & Luigi: Superstar Saga",
		"Pokémon Red",
		"Q*bert",
		"Super Mario 64",
		"The Legend of Zelda: A Link to the Past",
	])


func test_plain_text_matches_case_insensitively() -> void:
	assert_array(_search.find_matches("chrono")).contains_exactly(["Chrono Trigger"])


func test_contains_matches_come_before_letter_order_matches() -> void:
	var matches: Array[String] = _search.find_matches("mario")

	assert_array(matches).contains_exactly([
		"Mario & Luigi: Superstar Saga",
		"Super Mario 64",
	])


func test_ignores_spaces() -> void:
	assert_array(_search.find_matches("finalfantasy")).contains_exactly(["Final Fantasy VI"])


func test_and_matches_ampersand() -> void:
	assert_array(_search.find_matches("mario and luigi")) \
			.contains(["Mario & Luigi: Superstar Saga"])


func test_accented_letters_match_plain_letters() -> void:
	assert_array(_search.find_matches("pokemon")).contains_exactly(["Pokémon Red"])


func test_letters_in_order_match_abbreviations() -> void:
	assert_array(_search.find_matches("lozlttp")).contains_exactly([
		"The Legend of Zelda: A Link to the Past",
	])


func test_regex_characters_are_matched_literally() -> void:
	assert_array(_search.find_matches("q*b")).contains_exactly(["Q*bert"])


func test_no_matches() -> void:
	assert_array(_search.find_matches("metroid")).is_empty()


func test_clean_term() -> void:
	assert_str(SoundtrackSearch.clean_term("Rock 'n Roll Racing")).is_equal("rockandrollracing")
	assert_str(SoundtrackSearch.clean_term("Ys I & II")).is_equal("ysiandii")


func test_search_popup_searches_with_soundtrack_search() -> void:
	var popup: SearchPopup = auto_free(load("res://popups/SearchPopup.tscn").instantiate())
	add_child(popup)
	popup.set_soundtracks(["Chrono Trigger", "Super Mario 64"])
	popup.show_all_soundtracks()

	popup.perform_search("smr")

	var shown: Array[String] = []
	for label: Label in popup.search_list.get_children():
		if label.visible:
			shown.append(label.text)
	assert_array(shown).contains_exactly(["Super Mario 64"])