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libcxx initial import

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103490 91177308-0d34-0410-b5e6-96231b3b80d8
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Howard Hinnant
2010-05-11 19:42:16 +00:00
commit bc8d3f97eb
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44
test/strings/basic.string/string.access/at.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// const_reference at(size_type pos) const;
// reference at(size_type pos);
#include <string>
#include <stdexcept>
#include <cassert>
template <class S>
void
test(S s, typename S::size_type pos)
{
try
{
const S& cs = s;
assert(s.at(pos) == s[pos]);
assert(cs.at(pos) == cs[pos]);
assert(pos < cs.size());
}
catch (std::out_of_range&)
{
assert(pos >= s.size());
}
}
int main()
{
typedef std::string S;
test(S(), 0);
test(S("123"), 0);
test(S("123"), 1);
test(S("123"), 2);
test(S("123"), 3);
}