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 // <ios>
11
12 // template <class charT, class traits> class basic_ios
13
14 // void move(basic_ios&& rhs);
15
16 #include <ios>
17 #include <streambuf>
18 #include <cassert>
19
20 #include "platform_support.h" // locale name macros
21
22 struct testbuf
23 : public std::streambuf
24 {
25 };
26
27 struct testios
28 : public std::ios
29 {
testiostestios30 testios() {}
testiostestios31 testios(std::streambuf* p) : std::ios(p) {}
movetestios32 void move(std::ios& x) {std::ios::move(x);}
33 };
34
35 bool f1_called = false;
36 bool f2_called = false;
37
38 bool g1_called = false;
39 bool g2_called = false;
40 bool g3_called = false;
41
f1(std::ios_base::event ev,std::ios_base & stream,int index)42 void f1(std::ios_base::event ev, std::ios_base& stream, int index)
43 {
44 f1_called = true;
45 }
46
f2(std::ios_base::event ev,std::ios_base & stream,int index)47 void f2(std::ios_base::event ev, std::ios_base& stream, int index)
48 {
49 f2_called = true;
50 }
51
g1(std::ios_base::event ev,std::ios_base & stream,int index)52 void g1(std::ios_base::event ev, std::ios_base& stream, int index)
53 {
54 if (ev == std::ios_base::imbue_event)
55 {
56 assert(index == 7);
57 g1_called = true;
58 }
59 }
60
g2(std::ios_base::event ev,std::ios_base & stream,int index)61 void g2(std::ios_base::event ev, std::ios_base& stream, int index)
62 {
63 if (ev == std::ios_base::imbue_event)
64 {
65 assert(index == 8);
66 g2_called = true;
67 }
68 }
69
g3(std::ios_base::event ev,std::ios_base & stream,int index)70 void g3(std::ios_base::event ev, std::ios_base& stream, int index)
71 {
72 if (ev == std::ios_base::imbue_event)
73 {
74 assert(index == 9);
75 g3_called = true;
76 }
77 }
78
main()79 int main()
80 {
81 testios ios1;
82 testbuf sb2;
83 std::ios ios2(&sb2);
84 ios2.flags(std::ios::showpoint | std::ios::uppercase);
85 ios2.precision(2);
86 ios2.width(12);
87 ios2.imbue(std::locale(LOCALE_fr_FR_UTF_8));
88 ios2.exceptions(std::ios::eofbit);
89 ios2.setstate(std::ios::goodbit);
90 ios2.register_callback(g1, 7);
91 ios2.register_callback(g2, 8);
92 ios2.register_callback(g3, 9);
93 ios2.iword(0) = 4;
94 ios2.iword(1) = 5;
95 ios2.iword(2) = 6;
96 ios2.iword(3) = 7;
97 ios2.iword(4) = 8;
98 ios2.iword(5) = 9;
99 char d1, d2;
100 ios2.pword(0) = &d1;
101 ios2.pword(1) = &d2;
102 ios2.tie((std::ostream*)2);
103 ios2.fill('2');
104
105 ios1.move(ios2);
106
107 assert(ios1.rdstate() == std::ios::goodbit);
108 assert(ios1.rdbuf() == 0);
109 assert(ios1.flags() == (std::ios::showpoint | std::ios::uppercase));
110 assert(ios1.precision() == 2);
111 assert(ios1.width() == 12);
112 assert(ios1.getloc().name() == LOCALE_fr_FR_UTF_8);
113 assert(ios1.exceptions() == std::ios::eofbit);
114 assert(!f1_called);
115 assert(!f2_called);
116 assert(!g1_called);
117 assert(!g2_called);
118 assert(!g3_called);
119 assert(ios1.iword(0) == 4);
120 assert(ios1.iword(1) == 5);
121 assert(ios1.iword(2) == 6);
122 assert(ios1.iword(3) == 7);
123 assert(ios1.iword(4) == 8);
124 assert(ios1.iword(5) == 9);
125 assert(ios1.pword(0) == &d1);
126 assert(ios1.pword(1) == &d2);
127 assert(ios1.tie() == (std::ostream*)2);
128 assert(ios1.fill() == '2');
129 ios1.imbue(std::locale("C"));
130 assert(!f1_called);
131 assert(!f2_called);
132 assert(g1_called);
133 assert(g2_called);
134 assert(g3_called);
135
136 assert(ios2.rdbuf() == &sb2);
137 assert(ios2.tie() == 0);
138 }
139