external/bsd/libc++/dist/libcxx/test/strings/string.conversions/stol.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 // long stol(const string& str, size_t *idx = 0, int base = 10);
  16 // long stol(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::stol("0") == 0);
  24     assert(std::stol(L"0") == 0);
  25     assert(std::stol("-0") == 0);
  26     assert(std::stol(L"-0") == 0);
  27     assert(std::stol("-10") == -10);
  28     assert(std::stol(L"-10") == -10);
  29     assert(std::stol(" 10") == 10);
  30     assert(std::stol(L" 10") == 10);
  31     size_t idx = 0;
  32     assert(std::stol("10g", &idx, 16) == 16);
  33     assert(idx == 2);
  34     idx = 0;
  35     assert(std::stol(L"10g", &idx, 16) == 16);
  36     assert(idx == 2);
  37     idx = 0;
  38     try
  39     {
  40         std::stol("", &idx);
  41         assert(false);
  42     }
  43     catch (const std::invalid_argument&)
  44     {
  45         assert(idx == 0);
  46     }
  47     try
  48     {
  49         std::stol(L"", &idx);
  50         assert(false);
  51     }
  52     catch (const std::invalid_argument&)
  53     {
  54         assert(idx == 0);
  55     }
  56     try
  57     {
  58         std::stol("  - 8", &idx);
  59         assert(false);
  60     }
  61     catch (const std::invalid_argument&)
  62     {
  63         assert(idx == 0);
  64     }
  65     try
  66     {
  67         std::stol(L"  - 8", &idx);
  68         assert(false);
  69     }
  70     catch (const std::invalid_argument&)
  71     {
  72         assert(idx == 0);
  73     }
  74     try
  75     {
  76         std::stol("a1", &idx);
  77         assert(false);
  78     }
  79     catch (const std::invalid_argument&)
  80     {
  81         assert(idx == 0);
  82     }
  83     try
  84     {
  85         std::stol(L"a1", &idx);
  86         assert(false);
  87     }
  88     catch (const std::invalid_argument&)
  89     {
  90         assert(idx == 0);
  91     }
  92 //  LWG issue #2009
  93     try
  94     {
  95         std::stol("9999999999999999999999999999999999999999999999999", &idx);
  96         assert(false);
  97     }
  98     catch (const std::out_of_range&)
  99     {
 100         assert(idx == 0);
 101     }
 102     try
 103     {
 104         std::stol(L"9999999999999999999999999999999999999999999999999", &idx);
 105         assert(false);
 106     }
 107     catch (const std::out_of_range&)
 108     {
 109         assert(idx == 0);
 110     }
 111 }