feladat4 done, needs unit tests

feladat4/feladat4/cmydateexception.cpp

@@ -1,8 +1,30 @@
-//Tóth Dániel Mátyás | IFPQYY | V1
+//Tóth Dániel Mátyás | IFPQYY | V1
 #include "cmydateexception.h"
-#include <iostream>
+
+static int CopyStr(char* dest, const char* src, const char* concat = "\0") {
+	if (dest == nullptr || src == nullptr) {
+		return -1;
+	}
+	int i = 0;
+	while (src[i] != '\0')
+	{
+		dest[i++] = src[i];
+	}
+	int j = 0;
+	while (concat[j] != '\0')
+	{
+		dest[i++] = concat[j++];
+	}
+	dest[i] = '\0';
+	return -1;
+}
 
 CMyDateException::CMyDateException(const char* s)
 {
-	strncpy(msg, s, sizeof(s));
+	CopyStr(msg, s);
 }
+
+const char* CMyDateException::what() {
+	return msg;
+}
+