gravity-lang/test/unittest/bind_func.gravity

#unittest {
	name: "Bind function to an existing class.";
	error: NONE;
	result: 100;
};

class Foo {
    var x = 100;

}

func test() {
    return self.x;
}

func main() {
	var foo = Foo();
    foo.bind("test", test);
    return foo.test();
}