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-exception
6//
7//===----------------------------------------------------------------------===//
8
9// REQUIRES: locale.fr_FR.UTF-8
10
11// <ios>
12
13// template <class charT, class traits> class basic_ios
14
15// void move(basic_ios&& rhs);
16
17#include <ios>
18#include <streambuf>
19#include <cassert>
20
21#include "test_macros.h"
22#include "platform_support.h" // locale name macros
23
24struct testbuf
25 : public std::streambuf
26{
27};
28
29struct testios
30 : public std::ios
31{
32 testios() {}
33 testios(std::streambuf* p) : std::ios(p) {}
34 void move(std::ios& x) {std::ios::move(rhs&: x);}
35};
36
37bool f1_called = false;
38bool f2_called = false;
39
40bool g1_called = false;
41bool g2_called = false;
42bool g3_called = false;
43
44void f1(std::ios_base::event, std::ios_base&, int)
45{
46 f1_called = true;
47}
48
49void f2(std::ios_base::event, std::ios_base&, int)
50{
51 f2_called = true;
52}
53
54void g1(std::ios_base::event ev, std::ios_base&, int index)
55{
56 if (ev == std::ios_base::imbue_event)
57 {
58 assert(index == 7);
59 g1_called = true;
60 }
61}
62
63void g2(std::ios_base::event ev, std::ios_base&, int index)
64{
65 if (ev == std::ios_base::imbue_event)
66 {
67 assert(index == 8);
68 g2_called = true;
69 }
70}
71
72void g3(std::ios_base::event ev, std::ios_base&, int index)
73{
74 if (ev == std::ios_base::imbue_event)
75 {
76 assert(index == 9);
77 g3_called = true;
78 }
79}
80
81int main(int, char**)
82{
83 testios ios1;
84 testbuf sb2;
85 std::ios ios2(&sb2);
86 ios2.flags(fmtfl: std::ios::showpoint | std::ios::uppercase);
87 ios2.precision(prec: 2);
88 ios2.width(wide: 12);
89 ios2.imbue(std::locale(LOCALE_fr_FR_UTF_8));
90 ios2.exceptions(except: std::ios::eofbit);
91 ios2.setstate(std::ios::goodbit);
92 ios2.register_callback(fn: g1, index: 7);
93 ios2.register_callback(fn: g2, index: 8);
94 ios2.register_callback(fn: g3, index: 9);
95 ios2.iword(ix: 0) = 4;
96 ios2.iword(ix: 1) = 5;
97 ios2.iword(ix: 2) = 6;
98 ios2.iword(ix: 3) = 7;
99 ios2.iword(ix: 4) = 8;
100 ios2.iword(ix: 5) = 9;
101 char d1, d2;
102 ios2.pword(ix: 0) = &d1;
103 ios2.pword(ix: 1) = &d2;
104 ios2.tie(tiestr: (std::ostream*)2);
105 ios2.fill(ch: '2');
106
107 ios1.move(x&: ios2);
108
109 assert(ios1.rdstate() == std::ios::goodbit);
110 assert(ios1.rdbuf() == 0);
111 assert(ios1.flags() == (std::ios::showpoint | std::ios::uppercase));
112 assert(ios1.precision() == 2);
113 assert(ios1.width() == 12);
114 assert(ios1.getloc().name() == LOCALE_fr_FR_UTF_8);
115 assert(ios1.exceptions() == std::ios::eofbit);
116 assert(!f1_called);
117 assert(!f2_called);
118 assert(!g1_called);
119 assert(!g2_called);
120 assert(!g3_called);
121 assert(ios1.iword(0) == 4);
122 assert(ios1.iword(1) == 5);
123 assert(ios1.iword(2) == 6);
124 assert(ios1.iword(3) == 7);
125 assert(ios1.iword(4) == 8);
126 assert(ios1.iword(5) == 9);
127 assert(ios1.pword(0) == &d1);
128 assert(ios1.pword(1) == &d2);
129 assert(ios1.tie() == (std::ostream*)2);
130 assert(ios1.fill() == '2');
131 ios1.imbue(loc: std::locale("C"));
132 assert(!f1_called);
133 assert(!f2_called);
134 assert(g1_called);
135 assert(g2_called);
136 assert(g3_called);
137
138 assert(ios2.rdbuf() == &sb2);
139 assert(ios2.tie() == 0);
140
141 return 0;
142}
143

source code of libcxx/test/std/input.output/iostreams.base/ios/basic.ios.members/move.pass.cpp