cxx/test/strings/string.conversions/stol.pass.cpp
Howard Hinnant a6a062df66 [string.conversions]
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@105336 91177308-0d34-0410-b5e6-96231b3b80d8
2010-06-02 18:20:39 +00:00

90 lines
1.9 KiB
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// long stol(const string& str, size_t *idx = 0, int base = 10);
// long stol(const wstring& str, size_t *idx = 0, int base = 10);
#include <string>
#include <cassert>
int main()
{
assert(std::stol("0") == 0);
assert(std::stol(L"0") == 0);
assert(std::stol("-0") == 0);
assert(std::stol(L"-0") == 0);
assert(std::stol("-10") == -10);
assert(std::stol(L"-10") == -10);
assert(std::stol(" 10") == 10);
assert(std::stol(L" 10") == 10);
size_t idx = 0;
assert(std::stol("10g", &idx, 16) == 16);
assert(idx == 2);
idx = 0;
assert(std::stol(L"10g", &idx, 16) == 16);
assert(idx == 2);
idx = 0;
try
{
std::stol("", &idx);
assert(false);
}
catch (const std::invalid_argument&)
{
assert(idx == 0);
}
try
{
std::stol(L"", &idx);
assert(false);
}
catch (const std::invalid_argument&)
{
assert(idx == 0);
}
try
{
std::stol(" - 8", &idx);
assert(false);
}
catch (const std::invalid_argument&)
{
assert(idx == 0);
}
try
{
std::stol(L" - 8", &idx);
assert(false);
}
catch (const std::invalid_argument&)
{
assert(idx == 0);
}
try
{
std::stol("a1", &idx);
assert(false);
}
catch (const std::invalid_argument&)
{
assert(idx == 0);
}
try
{
std::stol(L"a1", &idx);
assert(false);
}
catch (const std::invalid_argument&)
{
assert(idx == 0);
}
}