/*
* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description:
*
*/
// STLport regression testsuite component.
// To compile as a separate example, please #define MAIN.
#include <iterator>
#include <algorithm>
#include <vector>
#include <iterator>
// #include <functional>
#include <numeric>
#include <iostream>
#ifdef MAIN
#define prevprm2_test main
#endif
#if !defined (STLPORT) || defined(__STL_USE_NAMESPACES)
using namespace std;
#endif
int prevprm2_test(int, char**)
{
int failures=0;
cout<<"Results of prevprm2_test:"<<endl;
vector <int> v1(3);
iota(v1.begin(), v1.end(), 0);
ostream_iterator<int> iter(cout, " ");
copy(v1.begin(), v1.end(), iter);
cout << endl;
if(0!=v1[0])
failures++;
else if(1 !=v1[1])
failures++;
else if(2!=v1[2])
failures++;
for(int i = 0; i < 9; i++)
{
prev_permutation(v1.begin(), v1.end(), greater<int>());
copy(v1.begin(), v1.end(), iter);
switch(i)
{
case 0: if(0 !=v1[0])
failures++;
else if(2 !=v1[1])
failures++;
else if(1 !=v1[2])
failures++;
break;
case 1: if(1 !=v1[0])
failures++;
else if(0 !=v1[1])
failures++;
else if(2 !=v1[2])
failures++;
break;
case 2: if(1 !=v1[0])
failures++;
else if(2 !=v1[1])
failures++;
else if(0 !=v1[2])
failures++;
break;
case 3: if(2 !=v1[0])
failures++;
else if(0 !=v1[1])
failures++;
else if(1 !=v1[2])
failures++;
break;
case 4: if(2 !=v1[0])
failures++;
else if(1 !=v1[1])
failures++;
else if(0 !=v1[2])
failures++;
break;
case 5: if(0 !=v1[0])
failures++;
else if(1 !=v1[1])
failures++;
else if(2 !=v1[2])
failures++;
break;
case 6: if(0 !=v1[0])
failures++;
else if(2 !=v1[1])
failures++;
else if(1 !=v1[2])
failures++;
break;
case 7: if(1 !=v1[0])
failures++;
else if(0 !=v1[1])
failures++;
else if(2 !=v1[2])
failures++;
break;
case 8: if(1 !=v1[0])
failures++;
else if(2 !=v1[1])
failures++;
else if(0 !=v1[2])
failures++;
break;
}
cout << endl;
}
if(failures)
return 1;
else
return 0;
}