xref: /llvm-project/libcxx/test/std/strings/string.conversions/stoul.pass.cpp (revision f8764e30d5b5002be534f57b09ba0e97264bae3d)
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 // XFAIL: with_system_cxx_lib=x86_64-apple-macosx10.7
11 // XFAIL: with_system_cxx_lib=x86_64-apple-macosx10.8
12 
13 // <string>
14 
15 // unsigned long stoul(const string& str, size_t *idx = 0, int base = 10);
16 // unsigned long stoul(const wstring& str, size_t *idx = 0, int base = 10);
17 
18 #include <string>
19 #include <cassert>
20 
21 #include "test_macros.h"
22 
23 int main()
24 {
25     assert(std::stoul("0") == 0);
26     assert(std::stoul(L"0") == 0);
27     assert(std::stoul("-0") == 0);
28     assert(std::stoul(L"-0") == 0);
29     assert(std::stoul(" 10") == 10);
30     assert(std::stoul(L" 10") == 10);
31     size_t idx = 0;
32     assert(std::stoul("10g", &idx, 16) == 16);
33     assert(idx == 2);
34     idx = 0;
35     assert(std::stoul(L"10g", &idx, 16) == 16);
36     assert(idx == 2);
37 #ifndef TEST_HAS_NO_EXCEPTIONS
38     idx = 0;
39     try
40     {
41         std::stoul("", &idx);
42         assert(false);
43     }
44     catch (const std::invalid_argument&)
45     {
46         assert(idx == 0);
47     }
48     try
49     {
50         std::stoul(L"", &idx);
51         assert(false);
52     }
53     catch (const std::invalid_argument&)
54     {
55         assert(idx == 0);
56     }
57     try
58     {
59         std::stoul("  - 8", &idx);
60         assert(false);
61     }
62     catch (const std::invalid_argument&)
63     {
64         assert(idx == 0);
65     }
66     try
67     {
68         std::stoul(L"  - 8", &idx);
69         assert(false);
70     }
71     catch (const std::invalid_argument&)
72     {
73         assert(idx == 0);
74     }
75     try
76     {
77         std::stoul("a1", &idx);
78         assert(false);
79     }
80     catch (const std::invalid_argument&)
81     {
82         assert(idx == 0);
83     }
84     try
85     {
86         std::stoul(L"a1", &idx);
87         assert(false);
88     }
89     catch (const std::invalid_argument&)
90     {
91         assert(idx == 0);
92     }
93 //  LWG issue #2009
94     try
95     {
96         std::stoul("9999999999999999999999999999999999999999999999999", &idx);
97         assert(false);
98     }
99     catch (const std::out_of_range&)
100     {
101         assert(idx == 0);
102     }
103     try
104     {
105         std::stoul(L"9999999999999999999999999999999999999999999999999", &idx);
106         assert(false);
107     }
108     catch (const std::out_of_range&)
109     {
110         assert(idx == 0);
111     }
112 #endif
113 }
114