add unit testing example

Author: LinuxMercedes

08/average.cpp

@@ -0,0 +1,31 @@
+#include<iostream>
+#include<cstdlib>
+#include<ctime>
+#include"vector.h"
+using namespace std;
+
+template<class T>
+int average(Vector<T>& vect)
+{
+  int sum = 0;
+  for(unsigned int i = 0; i < vect.length(); i++)
+  {
+    sum += vect[i];
+  }
+
+  return sum/vect.length();
+}
+
+int main()
+{
+  srand(time(NULL));
+  Vector<int> rand_nums;
+
+  for(unsigned int i = 0; i < 1000; i++)
+  {
+    rand_nums.push_back(rand()%1000);
+    cout << average(rand_nums) << endl;
+  }
+
+  return 0;
+}