genericopenlibs/cppstdlib/stl/test/unit/reviter_test.cpp
author Pat Downey <patd@symbian.org>
Fri, 04 Jun 2010 16:20:51 +0100
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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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*
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*/
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#include <vector>
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#include <list>
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#include <algorithm>
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#include "cppunit/cppunit_proxy.h"
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#if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)
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using namespace std;
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#endif
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//
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// TestCase class
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//
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class ReviterTest : public CPPUNIT_NS::TestCase
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{
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  CPPUNIT_TEST_SUITE(ReviterTest);
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  CPPUNIT_TEST(reviter1);
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  CPPUNIT_TEST(reviter2);
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  CPPUNIT_TEST(revbit1);
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  CPPUNIT_TEST_SUITE_END();
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protected:
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  void reviter1();
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  void reviter2();
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  void revbit1();
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};
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CPPUNIT_TEST_SUITE_REGISTRATION(ReviterTest);
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//
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// tests implementation
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//
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void ReviterTest::reviter1()
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{
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  int array [] = { 1, 5, 2, 3 };
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  vector<int> v(array, array + 4);
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  typedef vector<int>::reverse_iterator reviter;
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  reviter r(v.rend());
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  r--;
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  CPPUNIT_ASSERT(*r-- == 1);
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  CPPUNIT_ASSERT(*r-- == 5);
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  CPPUNIT_ASSERT(*r-- == 2);
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  CPPUNIT_ASSERT(*r == 3);
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  CPPUNIT_ASSERT(r==v.rbegin());
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}
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void ReviterTest::reviter2()
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{
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  int array [] = { 1, 5, 2, 3 };
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  vector<int> v(array, array + 4);
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  vector<int>::reverse_iterator r;
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  r = v.rbegin();
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  CPPUNIT_ASSERT(*r++ == 3);
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  CPPUNIT_ASSERT(*r++ == 2);
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  CPPUNIT_ASSERT(*r++ == 5);
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  CPPUNIT_ASSERT(*r++ == 1);
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  CPPUNIT_ASSERT(r==v.rend());
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}
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void ReviterTest::revbit1()
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{
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  int array [] = { 1, 5, 2, 3 };
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  list<int> v(array, array + 4);
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  list<int>::reverse_iterator r(v.rbegin());
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  CPPUNIT_ASSERT(*r++ == 3);
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  CPPUNIT_ASSERT(*r++ == 2);
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  CPPUNIT_ASSERT(*r++ == 5);
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  CPPUNIT_ASSERT(*r++ == 1);
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  CPPUNIT_ASSERT(r==v.rend());
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}