gravity-lang/test/unittest/super_class_test.gravity

#unittest {
    name: "Super class test";
    result: 2100
};

class c1 {
    var v1;
}

class c2 : c1 {
    var v2;
    var v3;
}

class c3 : c2 {
    var v4;
    var v5;
    var v6;
    
    func sum() {
        return v1+v2+v3+v4+v5+v6;
    }
}

func main() {
    var c = c3();
    c.v1 = 100;
    c.v2 = 200;
    c.v3 = 300;
    c.v4 = 400;
    c.v5 = 500;
    c.v6 = 600;
    
    return c.sum();
}