1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// REQUIRES: locale.en_US.UTF-8
11// REQUIRES: locale.fr_FR.UTF-8
12
13// <ios>
14
15// template <class charT, class traits> class basic_ios
16
17// void move(basic_ios&& rhs);
18
19#include <ios>
20#include <streambuf>
21#include <cassert>
22
23#include "platform_support.h" // locale name macros
24
25struct testbuf
26    : public std::streambuf
27{
28};
29
30struct testios
31    : public std::ios
32{
33    testios(std::streambuf* p) : std::ios(p) {}
34    void swap(std::ios& x) {std::ios::swap(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 index)
45{
46    assert(index == 4);
47    f1_called = true;
48}
49
50void f2(std::ios_base::event, std::ios_base&, int index)
51{
52    assert(index == 5);
53    f2_called = true;
54}
55
56void g1(std::ios_base::event, std::ios_base&, int index)
57{
58    assert(index == 7);
59    g1_called = true;
60}
61
62void g2(std::ios_base::event, std::ios_base&, int index)
63{
64    assert(index == 8);
65    g2_called = true;
66}
67
68void g3(std::ios_base::event, std::ios_base&, int index)
69{
70    assert(index == 9);
71    g3_called = true;
72}
73
74int main()
75{
76    testbuf sb1;
77    testios ios1(&sb1);
78    ios1.flags(std::ios::boolalpha | std::ios::dec | std::ios::fixed);
79    ios1.precision(1);
80    ios1.width(11);
81    ios1.imbue(std::locale(LOCALE_en_US_UTF_8));
82    ios1.exceptions(std::ios::failbit);
83    ios1.setstate(std::ios::eofbit);
84    ios1.register_callback(f1, 4);
85    ios1.register_callback(f2, 5);
86    ios1.iword(0) = 1;
87    ios1.iword(1) = 2;
88    ios1.iword(2) = 3;
89    char c1, c2, c3;
90    ios1.pword(0) = &c1;
91    ios1.pword(1) = &c2;
92    ios1.pword(2) = &c3;
93    ios1.tie((std::ostream*)1);
94    ios1.fill('1');
95
96    testbuf sb2;
97    testios ios2(&sb2);
98    ios2.flags(std::ios::showpoint | std::ios::uppercase);
99    ios2.precision(2);
100    ios2.width(12);
101    ios2.imbue(std::locale(LOCALE_fr_FR_UTF_8));
102    ios2.exceptions(std::ios::eofbit);
103    ios2.setstate(std::ios::goodbit);
104    ios2.register_callback(g1, 7);
105    ios2.register_callback(g2, 8);
106    ios2.register_callback(g3, 9);
107    ios2.iword(0) = 4;
108    ios2.iword(1) = 5;
109    ios2.iword(2) = 6;
110    ios2.iword(3) = 7;
111    ios2.iword(4) = 8;
112    ios2.iword(5) = 9;
113    char d1, d2;
114    ios2.pword(0) = &d1;
115    ios2.pword(1) = &d2;
116    ios2.tie((std::ostream*)2);
117    ios2.fill('2');
118
119    ios1.swap(ios2);
120
121    assert(ios1.rdstate() == std::ios::goodbit);
122    assert(ios1.rdbuf() == &sb1);
123    assert(ios1.flags() == (std::ios::showpoint | std::ios::uppercase));
124    assert(ios1.precision() == 2);
125    assert(ios1.width() == 12);
126    assert(ios1.getloc().name() == LOCALE_fr_FR_UTF_8);
127    assert(ios1.exceptions() == std::ios::eofbit);
128    assert(!f1_called);
129    assert(!f2_called);
130    assert(!g1_called);
131    assert(!g2_called);
132    assert(!g3_called);
133    assert(ios1.iword(0) == 4);
134    assert(ios1.iword(1) == 5);
135    assert(ios1.iword(2) == 6);
136    assert(ios1.iword(3) == 7);
137    assert(ios1.iword(4) == 8);
138    assert(ios1.iword(5) == 9);
139    assert(ios1.pword(0) == &d1);
140    assert(ios1.pword(1) == &d2);
141    assert(ios1.tie() == (std::ostream*)2);
142    assert(ios1.fill() == '2');
143    ios1.imbue(std::locale("C"));
144    assert(!f1_called);
145    assert(!f2_called);
146    assert(g1_called);
147    assert(g2_called);
148    assert(g3_called);
149
150    assert(ios2.rdstate() == std::ios::eofbit);
151    assert(ios2.rdbuf() == &sb2);
152    assert(ios2.flags() == (std::ios::boolalpha | std::ios::dec | std::ios::fixed));
153    assert(ios2.precision() == 1);
154    assert(ios2.width() == 11);
155    assert(ios2.getloc().name() == LOCALE_en_US_UTF_8);
156    assert(ios2.exceptions() == std::ios::failbit);
157    assert(ios2.iword(0) == 1);
158    assert(ios2.iword(1) == 2);
159    assert(ios2.iword(2) == 3);
160    assert(ios2.pword(0) == &c1);
161    assert(ios2.pword(1) == &c2);
162    assert(ios2.pword(2) == &c3);
163    assert(ios2.tie() == (std::ostream*)1);
164    assert(ios2.fill() == '1');
165    ios2.imbue(std::locale("C"));
166    assert(f1_called);
167    assert(f2_called);
168}
169