gravity-lang/test/unittest/string/upper_lower_multiple_args.gravity

#unittest {
	name: "upper() methods for string -- multiple args";
	error: NONE;
	result: true;
};

func main () {
	var s = "Hello World"

	// UPPER
	var a = s.upper(1, 2, 3) == "HELLo World"
	if (a == false) { System.print("a) upper failed"); return false }

	// Try swappings the order
	var b = s.upper(3, 2, 1) == s.upper(1, 2, 3)
	if (b == false) { System.print("b) upper failed"); return false }


	s = "HELLO WORLD"
	// LOWER
	a = s.lower(0, 2, 4) == "hElLo WORLD"
	if (a == false) { System.print("a) lower failed"); return false }

	b = s.lower(4, 2, 0) == s.lower(0, 2, 4)
	if (b == false) { System.print("b) lower failed"); return false }

	return true
}