-// Copyright (C) 2001 Free Software Foundation, Inc.
-//
-// This file is part of the GNU ISO C++ Library. This library is free
-// software; you can redistribute it and/or modify it under the
-// terms of the GNU General Public License as published by the
-// Free Software Foundation; either version 2, or (at your option)
-// any later version.
-
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without Pred the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License along
-// with this library; see the file COPYING. If not, write to the Free
-// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
-// USA.
-
-// 23.2.2.4 list operations [lib.list.ops]
-
-#include <list>
-#include <testsuite_hooks.h>
-
-bool test = true;
-
-// splice(p, x) + remove + reverse
-void
-test01()
-{
- const int K = 417;
- const int A[] = {1, 2, 3, 4, 5};
- const int B[] = {K, K, K, K, K};
- const int N = sizeof(A) / sizeof(int);
- const int M = sizeof(B) / sizeof(int);
-
- std::list<int> list0101(A, A + N);
- std::list<int> list0102(B, B + M);
- std::list<int>::iterator p = list0101.begin();
-
- VERIFY(list0101.size() == N);
- VERIFY(list0102.size() == M);
-
- ++p;
- list0101.splice(p, list0102); // [1 K K K K K 2 3 4 5]
- VERIFY(list0101.size() == N + M);
- VERIFY(list0102.size() == 0);
-
- // remove range from middle
- list0101.remove(K);
- VERIFY(list0101.size() == N);
-
- // remove first element
- list0101.remove(1);
- VERIFY(list0101.size() == N - 1);
-
- // remove last element
- list0101.remove(5);
- VERIFY(list0101.size() == N - 2);
-
- // reverse
- list0101.reverse();
- p = list0101.begin();
- VERIFY(*p == 4); ++p;
- VERIFY(*p == 3); ++p;
- VERIFY(*p == 2); ++p;
- VERIFY(p == list0101.end());
-}
-
-// splice(p, x, i) + remove_if + operator==
-void
-test02()
-{
- const int A[] = {1, 2, 3, 4, 5};
- const int B[] = {2, 1, 3, 4, 5};
- const int C[] = {1, 3, 4, 5, 2};
- const int N = sizeof(A) / sizeof(int);
- std::list<int> list0201(A, A + N);
- std::list<int> list0202(A, A + N);
- std::list<int> list0203(B, B + N);
- std::list<int> list0204(C, C + N);
- std::list<int>::iterator i = list0201.begin();
-
- // result should be unchanged
- list0201.splice(list0201.begin(), list0201, i);
- VERIFY(list0201 == list0202);
-
- // result should be [2 1 3 4 5]
- ++i;
- list0201.splice(list0201.begin(), list0201, i);
- VERIFY(list0201 != list0202);
- VERIFY(list0201 == list0203);
-
- // result should be [1 3 4 5 2]
- list0201.splice(list0201.end(), list0201, i);
- VERIFY(list0201 == list0204);
-}
-
-// splice(p, x, f, l) + sort + merge + unique
-void
-test03()
-{
- const int A[] = {103, 203, 603, 303, 403, 503};
- const int B[] = {417, 417, 417, 417, 417};
- const int E[] = {103, 417, 417, 203, 603, 303, 403, 503};
- const int F[] = {103, 203, 303, 403, 417, 417, 503, 603};
- const int C[] = {103, 203, 303, 403, 417, 417, 417, 417, 417, 503, 603};
- const int D[] = {103, 203, 303, 403, 417, 503, 603};
- const int N = sizeof(A) / sizeof(int);
- const int M = sizeof(B) / sizeof(int);
- const int P = sizeof(C) / sizeof(int);
- const int Q = sizeof(D) / sizeof(int);
- const int R = sizeof(E) / sizeof(int);
-
- std::list<int> list0301(A, A + N);
- std::list<int> list0302(B, B + M);
- std::list<int> list0303(C, C + P);
- std::list<int> list0304(D, D + Q);
- std::list<int> list0305(E, E + R);
- std::list<int> list0306(F, F + R);
- std::list<int>::iterator p = list0301.begin();
- std::list<int>::iterator q = list0302.begin();
-
- ++p; ++q; ++q;
- list0301.splice(p, list0302, list0302.begin(), q);
- VERIFY(list0301 == list0305);
- VERIFY(list0301.size() == N + 2);
- VERIFY(list0302.size() == M - 2);
-
- list0301.sort();
- VERIFY(list0301 == list0306);
-
- list0301.merge(list0302);
- VERIFY(list0301.size() == N + M);
- VERIFY(list0302.size() == 0);
- VERIFY(list0301 == list0303);
-
- list0301.unique();
- VERIFY(list0301 == list0304);
-}
-
-// A comparison predicate to order by rightmost digit. Tracks call counts for
-// performance checks.
-struct CompLastLt
-{
- bool operator()(const int x, const int y) { ++itsCount; return x % 10 < y % 10; }
- static int count() { return itsCount; }
- static void reset() { itsCount = 0; }
- static int itsCount;
-};
-
-int CompLastLt::itsCount;
-
-struct CompLastEq
-{
- bool operator()(const int x, const int y) { ++itsCount; return x % 10 == y % 10; }
- static int count() { return itsCount; }
- static void reset() { itsCount = 0; }
- static int itsCount;
-};
-
-int CompLastEq::itsCount;
-
-// sort(pred) + merge(pred) + unique(pred)
-// also checks performance requirements
-void
-test04()
-{
- const int A[] = {1, 2, 3, 4, 5, 6};
- const int B[] = {12, 15, 13, 14, 11};
- const int C[] = {11, 12, 13, 14, 15};
- const int D[] = {1, 11, 2, 12, 3, 13, 4, 14, 5, 15, 6};
- const int N = sizeof(A) / sizeof(int);
- const int M = sizeof(B) / sizeof(int);
- const int Q = sizeof(D) / sizeof(int);
-
- std::list<int> list0401(A, A + N);
- std::list<int> list0402(B, B + M);
- std::list<int> list0403(C, C + M);
- std::list<int> list0404(D, D + Q);
- std::list<int> list0405(A, A + N);
-
- // sort B
- CompLastLt lt;
-
- CompLastLt::reset();
- list0402.sort(lt);
- VERIFY(list0402 == list0403);
-
- CompLastLt::reset();
- list0401.merge(list0402, lt);
- VERIFY(list0401 == list0404);
- VERIFY(lt.count() <= (N + M - 1));
-
- CompLastEq eq;
-
- CompLastEq::reset();
- list0401.unique(eq);
- VERIFY(list0401 == list0405);
- VERIFY(eq.count() == (N + M - 1));
-}
-
-main(int argc, char* argv[])
-{
- test01();
- test02();
- test03();
- test04();
-
- return !test;
-}
-// vi:set sw=2 ts=2: