+++ /dev/null
-// 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 even 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.
-
-// 25.3.3 [lib.alg.binary.search] Binary search algorithms.
-
-#include <algorithm>
-#include <testsuite_hooks.h>
-
-bool test = true;
-
-const int A[] = {1, 2, 3, 3, 3, 5, 8};
-const int C[] = {8, 5, 3, 3, 3, 2, 1};
-const int N = sizeof(A) / sizeof(int);
-
-// A comparison, equalivalent to std::greater<int> without the
-// dependency on <functional>.
-
-struct gt
-{
- bool
- operator()(const int& x, const int& y) const
- { return x > y; }
-};
-
-// Each test performs general-case, bookend, not-found condition,
-// and predicate functional checks.
-
-// 25.3.3.1 lower_bound, with and without comparison predicate
-void
-test01()
-{
- using std::lower_bound;
-
- const int first = A[0];
- const int last = A[N - 1];
-
- const int* p = lower_bound(A, A + N, 3);
- VERIFY(p == A + 2);
-
- const int* q = lower_bound(A, A + N, first);
- VERIFY(q == A + 0);
-
- const int* r = lower_bound(A, A + N, last);
- VERIFY(r == A + N - 1);
-
- const int* s = lower_bound(A, A + N, 4);
- VERIFY(s == A + 5);
-
- const int* t = lower_bound(C, C + N, 3, gt());
- VERIFY(t == C + 2);
-
- const int* u = lower_bound(C, C + N, first, gt());
- VERIFY(u == C + N - 1);
-
- const int* v = lower_bound(C, C + N, last, gt());
- VERIFY(v == C + 0);
-
- const int* w = lower_bound(C, C + N, 4, gt());
- VERIFY(w == C + 2);
-}
-
-// 25.3.3.2 upper_bound, with and without comparison predicate
-void
-test02()
-{
- using std::upper_bound;
-
- const int first = A[0];
- const int last = A[N - 1];
-
- const int* p = upper_bound(A, A + N, 3);
- VERIFY(p == A + 5);
-
- const int* q = upper_bound(A, A + N, first);
- VERIFY(q == A + 1);
-
- const int* r = upper_bound(A, A + N, last);
- VERIFY(r == A + N);
-
- const int* s = upper_bound(A, A + N, 4);
- VERIFY(s == A + 5);
-
- const int* t = upper_bound(C, C + N, 3, gt());
- VERIFY(t == C + 5);
-
- const int* u = upper_bound(C, C + N, first, gt());
- VERIFY(u == C + N);
-
- const int* v = upper_bound(C, C + N, last, gt());
- VERIFY(v == C + 1);
-
- const int* w = upper_bound(C, C + N, 4, gt());
- VERIFY(w == C + 2);
-}
-
-// 25.3.3.3 equal_range, with and without comparison predicate
-void
-test03()
-{
- using std::equal_range;
- typedef std::pair<const int*, const int*> Ipair;
-
- const int first = A[0];
- const int last = A[N - 1];
-
- Ipair p = equal_range(A, A + N, 3);
- VERIFY(p.first == A + 2);
- VERIFY(p.second == A + 5);
-
- Ipair q = equal_range(A, A + N, first);
- VERIFY(q.first == A + 0);
- VERIFY(q.second == A + 1);
-
- Ipair r = equal_range(A, A + N, last);
- VERIFY(r.first == A + N - 1);
- VERIFY(r.second == A + N);
-
- Ipair s = equal_range(A, A + N, 4);
- VERIFY(s.first == A + 5);
- VERIFY(s.second == A + 5);
-
- Ipair t = equal_range(C, C + N, 3, gt());
- VERIFY(t.first == C + 2);
- VERIFY(t.second == C + 5);
-
- Ipair u = equal_range(C, C + N, first, gt());
- VERIFY(u.first == C + N - 1);
- VERIFY(u.second == C + N);
-
- Ipair v = equal_range(C, C + N, last, gt());
- VERIFY(v.first == C + 0);
- VERIFY(v.second == C + 1);
-
- Ipair w = equal_range(C, C + N, 4, gt());
- VERIFY(w.first == C + 2);
- VERIFY(w.second == C + 2);
-}
-
-// 25.3.3.4 binary_search, with and without comparison predicate
-void
-test04()
-{
- using std::binary_search;
-
- const int first = A[0];
- const int last = A[N - 1];
-
- VERIFY(binary_search(A, A + N, 5));
- VERIFY(binary_search(A, A + N, first));
- VERIFY(binary_search(A, A + N, last));
- VERIFY(!binary_search(A, A + N, 4));
-
- VERIFY(binary_search(C, C + N, 5, gt()));
- VERIFY(binary_search(C, C + N, first, gt()));
- VERIFY(binary_search(C, C + N, last, gt()));
- VERIFY(!binary_search(C, C + N, 4, gt()));
-}
-
-int
-main(int argc, char* argv[])
-{
- test01();
- test02();
- test03();
- test04();
-
- return !test;
-}