diff --git a/manualtest.cpp b/manualtest.cpp
new file mode 100644
index 0000000..355712d
--- /dev/null
+++ b/manualtest.cpp
@@ -0,0 +1,22 @@
+#include<iostream>
+#include<sstream>
+#include"String.h"
+
+
+
+int main()
+{
+    String str1;
+    std::stringstream stream;
+    stream << "sajt";
+    stream >> str1;
+    std::cout << str1 << std::endl;
+    String str2(" cicasajt");
+    String str3(str2);
+    str2 = str1;
+    String str4(String("sajtos cica"));
+    str2 = String(" tihihi");
+    std::cout << str4 + str3 << std::endl;
+    std::cout << ((str4 + str3)+=str2) << std::endl;
+    std::cout << str4[0] << static_cast<const String>(str2)[1] << std::endl;
+}
\ No newline at end of file