72 lines · cpp
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// <map>10 11// class map12 13// pair<iterator, bool> insert(const value_type& v);14 15#include <map>16#include <cassert>17 18#include "test_macros.h"19#include "min_allocator.h"20 21template <class Container>22void do_insert_cv_test() {23 typedef Container M;24 typedef std::pair<typename M::iterator, bool> R;25 typedef typename M::value_type VT;26 M m;27 28 const VT v1(2, 2.5);29 R r = m.insert(v1);30 assert(r.second);31 assert(r.first == m.begin());32 assert(m.size() == 1);33 assert(r.first->first == 2);34 assert(r.first->second == 2.5);35 36 const VT v2(1, 1.5);37 r = m.insert(v2);38 assert(r.second);39 assert(r.first == m.begin());40 assert(m.size() == 2);41 assert(r.first->first == 1);42 assert(r.first->second == 1.5);43 44 const VT v3(3, 3.5);45 r = m.insert(v3);46 assert(r.second);47 assert(r.first == std::prev(m.end()));48 assert(m.size() == 3);49 assert(r.first->first == 3);50 assert(r.first->second == 3.5);51 52 const VT v4(3, 4.5);53 r = m.insert(v4);54 assert(!r.second);55 assert(r.first == std::prev(m.end()));56 assert(m.size() == 3);57 assert(r.first->first == 3);58 assert(r.first->second == 3.5);59}60 61int main(int, char**) {62 do_insert_cv_test<std::map<int, double> >();63#if TEST_STD_VER >= 1164 {65 typedef std::map<int, double, std::less<int>, min_allocator<std::pair<const int, double>>> M;66 do_insert_cv_test<M>();67 }68#endif69 70 return 0;71}72