test fixes

examples/test_code/example.cpp

@@ -0,0 +1,21 @@
+#include <iostream>
+#include <string>
+
+class Person {
+private:
+    std::string name;
+    int age;
+    
+public:
+    Person(const std::string& name, int age) : name(name), age(age) {}
+    
+    void greet() {
+        std::cout << "Hello, I'm " << name << " and I'm " << age << " years old." << std::endl;
+    }
+};
+
+int main() {
+    Person person("Alice", 30);
+    person.greet();
+    return 0;
+}