105 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// <set>10 11// class set12 13// void swap(set& m);14 15#include <set>16#include <cassert>17#include "test_macros.h"18#include "test_allocator.h"19#include "../../../test_compare.h"20 21int main(int, char**) {22 typedef int V;23 {24 typedef std::set<int> M;25 {26 M m1;27 M m2;28 M m1_save = m1;29 M m2_save = m2;30 swap(m1, m2);31 assert(m1 == m2_save);32 assert(m2 == m1_save);33 }34 {35 V ar2[] = {5, 6, 7, 8, 9, 10, 11, 12};36 M m1;37 M m2(ar2, ar2 + sizeof(ar2) / sizeof(ar2[0]));38 M m1_save = m1;39 M m2_save = m2;40 swap(m1, m2);41 assert(m1 == m2_save);42 assert(m2 == m1_save);43 }44 {45 V ar1[] = {1, 2, 3, 4};46 M m1(ar1, ar1 + sizeof(ar1) / sizeof(ar1[0]));47 M m2;48 M m1_save = m1;49 M m2_save = m2;50 swap(m1, m2);51 assert(m1 == m2_save);52 assert(m2 == m1_save);53 }54 {55 V ar1[] = {1, 2, 3, 4};56 V ar2[] = {5, 6, 7, 8, 9, 10, 11, 12};57 M m1(ar1, ar1 + sizeof(ar1) / sizeof(ar1[0]));58 M m2(ar2, ar2 + sizeof(ar2) / sizeof(ar2[0]));59 M m1_save = m1;60 M m2_save = m2;61 swap(m1, m2);62 assert(m1 == m2_save);63 assert(m2 == m1_save);64 }65 }66 {67 typedef test_allocator<V> A;68 typedef test_less<int> C;69 typedef std::set<int, C, A> M;70 V ar1[] = {1, 2, 3, 4};71 V ar2[] = {5, 6, 7, 8, 9, 10, 11, 12};72 M m1(ar1, ar1 + sizeof(ar1) / sizeof(ar1[0]), C(1), A(1, 1));73 M m2(ar2, ar2 + sizeof(ar2) / sizeof(ar2[0]), C(2), A(1, 2));74 M m1_save = m1;75 M m2_save = m2;76 swap(m1, m2);77 assert(m1 == m2_save);78 assert(m2 == m1_save);79 assert(m1.key_comp() == C(2));80 assert(m1.get_allocator().get_id() == 1);81 assert(m2.key_comp() == C(1));82 assert(m2.get_allocator().get_id() == 2);83 }84 {85 typedef other_allocator<V> A;86 typedef test_less<int> C;87 typedef std::set<int, C, A> M;88 V ar1[] = {1, 2, 3, 4};89 V ar2[] = {5, 6, 7, 8, 9, 10, 11, 12};90 M m1(ar1, ar1 + sizeof(ar1) / sizeof(ar1[0]), C(1), A(1));91 M m2(ar2, ar2 + sizeof(ar2) / sizeof(ar2[0]), C(2), A(2));92 M m1_save = m1;93 M m2_save = m2;94 swap(m1, m2);95 assert(m1 == m2_save);96 assert(m2 == m1_save);97 assert(m1.key_comp() == C(2));98 assert(m1.get_allocator() == A(2));99 assert(m2.key_comp() == C(1));100 assert(m2.get_allocator() == A(1));101 }102 103 return 0;104}105