external/bsd/libc++/dist/libcxx/test/strings/string.conversions/stoull.pass.cpp

   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_lib=x86_64-apple-darwin11
  11 // XFAIL: with_system_lib=x86_64-apple-darwin12
  12
  13 // <string>
  14
  15 // unsigned long long stoull(const string& str, size_t *idx = 0, int base = 10);
  16 // unsigned long long stoull(const wstring& str, size_t *idx = 0, int base = 10);
  17
  18 #include <string>
  19 #include <cassert>
  20
  21 int main()
  22 {
  23     assert(std::stoull("0") == 0);
  24     assert(std::stoull(L"0") == 0);
  25     assert(std::stoull("-0") == 0);
  26     assert(std::stoull(L"-0") == 0);
  27     assert(std::stoull(" 10") == 10);
  28     assert(std::stoull(L" 10") == 10);
  29     size_t idx = 0;
  30     assert(std::stoull("10g", &idx, 16) == 16);
  31     assert(idx == 2);
  32     idx = 0;
  33     assert(std::stoull(L"10g", &idx, 16) == 16);
  34     assert(idx == 2);
  35     idx = 0;
  36     try
  37     {
  38         std::stoull("", &idx);
  39         assert(false);
  40     }
  41     catch (const std::invalid_argument&)
  42     {
  43         assert(idx == 0);
  44     }
  45     idx = 0;
  46     try
  47     {
  48         std::stoull(L"", &idx);
  49         assert(false);
  50     }
  51     catch (const std::invalid_argument&)
  52     {
  53         assert(idx == 0);
  54     }
  55     try
  56     {
  57         std::stoull("  - 8", &idx);
  58         assert(false);
  59     }
  60     catch (const std::invalid_argument&)
  61     {
  62         assert(idx == 0);
  63     }
  64     try
  65     {
  66         std::stoull(L"  - 8", &idx);
  67         assert(false);
  68     }
  69     catch (const std::invalid_argument&)
  70     {
  71         assert(idx == 0);
  72     }
  73     try
  74     {
  75         std::stoull("a1", &idx);
  76         assert(false);
  77     }
  78     catch (const std::invalid_argument&)
  79     {
  80         assert(idx == 0);
  81     }
  82     try
  83     {
  84         std::stoull(L"a1", &idx);
  85         assert(false);
  86     }
  87     catch (const std::invalid_argument&)
  88     {
  89         assert(idx == 0);
  90     }
  91 //  LWG issue #2009
  92     try
  93     {
  94         std::stoull("9999999999999999999999999999999999999999999999999", &idx);
  95         assert(false);
  96     }
  97     catch (const std::out_of_range&)
  98     {
  99         assert(idx == 0);
 100     }
 101     try
 102     {
 103         std::stoull(L"9999999999999999999999999999999999999999999999999", &idx);
 104         assert(false);
 105     }
 106     catch (const std::out_of_range&)
 107     {
 108         assert(idx == 0);
 109     }
 110 }