use fmt;
use math;

@test fn parse_string() void = {
	assert(parse_string("hello")! == "hello");
	assert(parse_string("hel\\s\\n\\t\\r\\\\\\;lo")! == "hel \n\t\r\\;lo");
	assert(parse_string("hello☠") is invalid_ascii);
	assert(parse_string("hello;world") is expected_single);
};

@test fn parse_localestring() void = {
	assert(parse_localestring("hello")! == "hello");
	assert(parse_localestring("hel\\s\\n\\t\\r\\\\\\;lo")! == "hel \n\t\r\\;lo");
	assert(parse_localestring("hello☠")! == "hello☠");
	assert(parse_localestring("hello;world") is expected_single);
};

@test fn parse_iconstring() void = {
	assert(parse_iconstring("hello")! == "hello");
	assert(parse_iconstring("hel\\s\\n\\t\\r\\\\\\;lo")! == "hel \n\t\r\\;lo");
	assert(parse_iconstring("hello☠")! == "hello☠");
	assert(parse_iconstring("hello;world") is expected_single);
};

@test fn parse_boolean() void = {
	assert(parse_boolean("true")! == true);
	assert(parse_boolean("false")! == false);
	assert(parse_boolean("hello") is invalid_boolean);
	assert(parse_boolean("ttrue") is invalid_boolean);
	assert(parse_boolean("falsee") is invalid_boolean);
	assert(parse_boolean("") is invalid_boolean);
	assert(parse_boolean("1") is invalid_boolean);
	assert(parse_boolean("0") is invalid_boolean);
	assert(parse_boolean("true;false") is expected_single);
};

@test fn parse_numeric() void = {
	assert(parse_numeric("9")! == 9.0);
	assert(parse_numeric("9.0")! == 9.0);
	assert(parse_numeric("34.93")! == 34.93);
	assert(parse_numeric("-100.895")! == -100.895);
	assert(math::isnan(parse_numeric("NaN")!));
	assert(parse_numeric("Infinity")! == math::INF);
	assert(parse_numeric("hello") is invalid_numeric);
	assert(parse_numeric("--") is invalid_numeric);
	assert(parse_numeric("....") is invalid_numeric);
	assert(parse_numeric("234;7.4") is expected_single);
};

// TODO

@test fn string_escaper_next_a() void = {
	let escaper = escape_string("bird;water;;river;");
	let correct: []str = [
		"bird",
		"water",
		"",
		"river",
	];
	for (let correct .. correct) {
		let got = string_escaper_next(&escaper) as str;
		fmt::printf("[{}]\t[{}]\n", correct, got)!;
		assert(correct == got);
	};
	assert(string_escaper_next(&escaper) is done, "not done");
};

@test fn string_escaper_next_b() void = {
	let escaper = escape_string("b\\r\\tird;wa\\;ter;;riv\\ner;nuh uh");
	let correct: []str = [
		"b\r\tird",
		"wa;ter",
		"",
		"riv\ner",
		"nuh uh",
	];
	for (let correct .. correct) {
		let got = string_escaper_next(&escaper) as str;
		fmt::printf("[{}]\t[{}]\n", correct, got)!;
		assert(correct == got);
	};
	assert(string_escaper_next(&escaper) is done, "not done");
};

@test fn splitter_next_a() void = {
	let splitte = split("bird;water;;river;");
	let correct: []str = [
		"bird",
		"water",
		"",
		"river",
	];
	for (let correct .. correct) {
		let got = splitter_next(&splitte) as str;
		fmt::printf("[{}]\t[{}]\n", correct, got)!;
		assert(correct == got);
	};
	assert(splitter_next(&splitte) is done, "not done");
};

@test fn splitter_next_b() void = {
	let splitte = split("bird;water;;river");
	let correct: []str = [
		"bird",
		"water",
		"",
		"river",
	];
	for (let correct .. correct) {
		let got = splitter_next(&splitte) as str;
		fmt::printf("[{}]\t[{}]\n", correct, got)!;
		assert(correct == got);
	};
	assert(splitter_next(&splitte) is done, "not done");
};