stdcpp/tsrc/Stdcpp_test/stlport/auto/stlport_nthelem/src/nthelem1.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_nthelem/src/nthelem1.cpp	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,87 @@
+  
+// STLport regression testsuite component.
+// To compile as a separate example, please #define MAIN.
+
+#include <vector>
+#include <algorithm>
+#include <cstdlib>
+#include <iterator>
+#include <iostream>
+#include <fstream>
+
+#ifdef MAIN 
+#define nthelem1_test main
+#endif
+
+#if !defined (STLPORT) || defined(__STL_USE_NAMESPACES)
+using namespace std;
+#endif
+int nthelem1_test(int, char**)
+{
+ofstream Outfile("c:\\nthelem1.txt");
+  cout<<"Results of nthelem1_test:"<<endl;
+  vector <int> v1(10) ;
+  int failures = 0;
+	v1[0] = 23;
+	v1[1] = 6;
+	v1[2] = 7;
+	v1[3] = 5;
+	v1[4] = 3;
+	v1[5] = 5;
+	v1[6] = 6;
+	v1[7] = 2;
+	v1[8] = 9;
+	v1[9] = 1;
+   
+  /*for(int i = 0; i < v1.size(); i++)
+    v1[i] = rand() % 10;*/
+    
+  ostream_iterator<int> iter(cout, " ");
+   ostream_iterator<int> iterfile(Outfile, " ");
+  copy(v1.begin(), v1.end(), iter);
+   copy(v1.begin(), v1.end(), iterfile);
+  cout << endl;
+  Outfile << endl;
+  
+          
+  nth_element(v1.begin(),
+               v1.begin() + v1.size() / 2,
+               v1.end());
+  copy(v1.begin(), v1.end(), iter);
+  copy(v1.begin(), v1.end(), iterfile);
+  cout << endl;
+   Outfile << endl;
+    Outfile <<v1[0]<<endl;
+  Outfile <<v1[1]<<endl;
+Outfile <<v1[2]<<endl;
+Outfile <<v1[3]<<endl;
+Outfile <<v1[4]<<endl;
+Outfile <<v1[5]<<endl;
+Outfile <<v1[6]<<endl;
+Outfile <<v1[7]<<endl;
+Outfile <<v1[8]<<endl;
+Outfile <<v1[9]<<endl;
+	if(v1[0] != 1)
+		failures++;
+	if(v1[1] != 2)
+		failures++;
+	if(v1[2] != 5)
+		failures++;
+	if(v1[3] != 3)
+		failures++;
+	if(v1[4] != 5)
+		failures++;
+	if(v1[5] != 6)
+		failures++;
+	if(v1[6] != 6)
+		failures++;
+	if(v1[7] != 7)
+		failures++;
+	if(v1[8] != 9)
+		failures++;
+	if(v1[9] != 23)
+		failures++;
+
+   Outfile.close();
+  return failures;
+}