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 // <string>
11
12 // unsigned long long stoull(const string& str, size_t *idx = 0, int base = 10);
13 // unsigned long long stoull(const wstring& str, size_t *idx = 0, int base = 10);
14
15 #include <string>
16 #include <cassert>
17
main()18 int main()
19 {
20 assert(std::stoull("0") == 0);
21 assert(std::stoull(L"0") == 0);
22 assert(std::stoull("-0") == 0);
23 assert(std::stoull(L"-0") == 0);
24 assert(std::stoull(" 10") == 10);
25 assert(std::stoull(L" 10") == 10);
26 size_t idx = 0;
27 assert(std::stoull("10g", &idx, 16) == 16);
28 assert(idx == 2);
29 idx = 0;
30 assert(std::stoull(L"10g", &idx, 16) == 16);
31 assert(idx == 2);
32 idx = 0;
33 try
34 {
35 std::stoull("", &idx);
36 assert(false);
37 }
38 catch (const std::invalid_argument&)
39 {
40 assert(idx == 0);
41 }
42 idx = 0;
43 try
44 {
45 std::stoull(L"", &idx);
46 assert(false);
47 }
48 catch (const std::invalid_argument&)
49 {
50 assert(idx == 0);
51 }
52 try
53 {
54 std::stoull(" - 8", &idx);
55 assert(false);
56 }
57 catch (const std::invalid_argument&)
58 {
59 assert(idx == 0);
60 }
61 try
62 {
63 std::stoull(L" - 8", &idx);
64 assert(false);
65 }
66 catch (const std::invalid_argument&)
67 {
68 assert(idx == 0);
69 }
70 try
71 {
72 std::stoull("a1", &idx);
73 assert(false);
74 }
75 catch (const std::invalid_argument&)
76 {
77 assert(idx == 0);
78 }
79 try
80 {
81 std::stoull(L"a1", &idx);
82 assert(false);
83 }
84 catch (const std::invalid_argument&)
85 {
86 assert(idx == 0);
87 }
88 }
89