stdcpp/tsrc/Stdcpp_test/stlport/auto/stlport_adjdiff/src/adjdiff0.cpp
changeset 0 e4d67989cc36
child 18 47c74d1534e1
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/stdcpp/tsrc/Stdcpp_test/stlport/auto/stlport_adjdiff/src/adjdiff0.cpp	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,58 @@
+
+// STLport regression testsuite component.
+// To compile as a separate example, please #define MAIN.
+
+#include <numeric>
+#include <iostream>
+
+
+
+#ifdef MAIN 
+#define adjdiff0_test main
+#endif
+
+#if !defined (STLPORT) || defined(__STL_USE_NAMESPACES)
+using namespace std;
+#endif
+
+int adjdiff0_test(int, char**)
+{
+ 
+  
+  cout<<"Results of adjdiff0_test:"<<endl;  
+  int numbers[5] = { 1, 2, 4, 8, 16 };
+  
+  // To compare the results
+  int failures = 0;
+  int arr[5];
+  int k;
+  for(k =0; k < 5; k++)
+  	arr[k] = numbers[k];	
+  
+  int difference[5];
+  adjacent_difference(numbers, numbers + 5, (int*)difference);
+  int i;
+  for(i = 0; i < 5; i++)
+  {
+  	cout << numbers[i] << ' ';
+  	//check the number in array with the initial arr
+  	if(numbers[i] != arr[i])
+  		failures++;
+  }    
+  cout << endl;
+  
+  for(i = 0; i < 5; i++)
+    cout << difference[i] << ' ';
+  cout << endl;
+  
+  //check the difference array
+  if((difference[0] != 1) || (difference[1] != 1) ||
+     (difference[2] != 2) || (difference[3] != 4) ||
+     (difference[4] != 8))
+     failures++;
+  
+  if (!failures)
+  	   return 0;
+  else
+  return 1;
+}