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1 | // 2009-07-15 Paolo Carlini <paolo.carlini@oracle.com> |
2 | // | |
a945c346 | 3 | // Copyright (C) 2009-2024 Free Software Foundation, Inc. |
6f0398bb PC |
4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
9 | // any later version. | |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
17 | // with this library; see the file COPYING3. If not see | |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | // 27.6.1.2.2 arithmetic extractors | |
21 | ||
22 | #include <sstream> | |
23 | #include <limits> | |
24 | #include <testsuite_hooks.h> | |
25 | ||
26 | // DR 696. | |
27 | void test01() | |
28 | { | |
29 | using namespace std; | |
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30 | |
31 | short s1 = 0; | |
32 | wostringstream oss1; | |
33 | oss1 << numeric_limits<short>::max(); | |
34 | wistringstream iss1(oss1.str()); | |
35 | iss1 >> s1; | |
36 | VERIFY( s1 == numeric_limits<short>::max() ); | |
37 | VERIFY( !iss1.fail() && iss1.eof() ); | |
38 | ||
39 | short s2 = 0; | |
40 | wostringstream oss2; | |
41 | oss2 << static_cast<long long>(numeric_limits<short>::max()) + 1; | |
42 | wistringstream iss2(oss2.str()); | |
43 | iss2 >> s2; | |
44 | VERIFY( s2 == numeric_limits<short>::max() ); | |
45 | VERIFY( iss2.fail() && iss2.eof() ); | |
46 | ||
47 | short s3 = 0; | |
48 | wostringstream oss3; | |
49 | oss3 << numeric_limits<short>::min(); | |
50 | wistringstream iss3(oss3.str()); | |
51 | iss3 >> s3; | |
52 | VERIFY( s3 == numeric_limits<short>::min() ); | |
53 | VERIFY( !iss3.fail() && iss3.eof() ); | |
54 | ||
55 | short s4 = 0; | |
56 | wostringstream oss4; | |
57 | oss4 << static_cast<long long>(numeric_limits<short>::min()) - 1; | |
58 | wistringstream iss4(oss4.str()); | |
59 | iss4 >> s4; | |
60 | VERIFY( s4 == numeric_limits<short>::min() ); | |
61 | VERIFY( iss4.fail() && iss4.eof() ); | |
62 | ||
63 | int i1 = 0; | |
64 | wostringstream oss5; | |
65 | oss5 << numeric_limits<int>::max(); | |
66 | wistringstream iss5(oss5.str()); | |
67 | iss5 >> i1; | |
68 | VERIFY( i1 == numeric_limits<int>::max() ); | |
69 | VERIFY( !iss5.fail() && iss5.eof() ); | |
70 | ||
71 | int i2 = 0; | |
72 | wostringstream oss6; | |
73 | oss6 << static_cast<long long>(numeric_limits<int>::max()) + 1; | |
74 | wistringstream iss6(oss6.str()); | |
75 | iss6 >> i2; | |
76 | VERIFY( i1 == numeric_limits<int>::max() ); | |
77 | VERIFY( iss6.fail() && iss6.eof() ); | |
78 | ||
79 | int i3 = 0; | |
80 | wostringstream oss7; | |
81 | oss7 << numeric_limits<int>::min(); | |
82 | wistringstream iss7(oss7.str()); | |
83 | iss7 >> i3; | |
84 | VERIFY( i3 == numeric_limits<int>::min() ); | |
85 | VERIFY( !iss7.fail() && iss7.eof() ); | |
86 | ||
87 | int i4 = 0; | |
88 | wostringstream oss8; | |
89 | oss8 << static_cast<long long>(numeric_limits<int>::min()) - 1; | |
90 | wistringstream iss8(oss8.str()); | |
91 | iss8 >> i4; | |
92 | VERIFY( i4 == numeric_limits<int>::min() ); | |
93 | VERIFY( iss8.fail() && iss8.eof() ); | |
94 | } | |
95 | ||
96 | int main() | |
97 | { | |
98 | test01(); | |
99 | return 0; | |
100 | } |