gcc/libstdc++-v3/testsuite/21_strings/element_access.cc
Benjamin Kosnik b2dad0e372 libstdc++-v3: New directory.
2000-04-21  Benjamin Kosnik  <bkoz@redhat.com>

	* libstdc++-v3: New directory.

From-SVN: r33317
2000-04-21 20:33:34 +00:00

103 lines
2.4 KiB
C++

// 1999-06-08 bkoz
// Copyright (C) 1999 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// 21.3.4 basic_string element access
#include <string>
#include <stdexcept>
#ifdef DEBUG_ASSERT
#include <assert.h>
#endif
bool test01(void)
{
bool test = true;
typedef std::string::size_type csize_type;
typedef std::string::const_reference cref;
typedef std::string::reference ref;
csize_type npos = std::string::npos;
csize_type csz01, csz02;
const std::string str01("tamarindo, costa rica");
std::string str02("14th street beach, capitola, california");
std::string str03;
// const_reference operator[] (size_type pos) const;
csz01 = str01.size();
cref cref1 = str01[csz01 - 1];
test &= cref1 == 'a';
cref cref2 = str01[csz01];
test &= cref2 == char();
// reference operator[] (size_type pos);
csz02 = str02.size();
ref ref1 = str02[csz02 - 1];
test &= ref1 == 'a';
ref ref2 = str02[1];
test &= ref2 == '4';
// const_reference at(size_type pos) const;
csz01 = str01.size();
cref cref3 = str01.at(csz01 - 1);
test &= cref3 == 'a';
try {
cref cref4 = str01.at(csz01);
test &= false; // Should not get here, as exception thrown.
}
catch(std::out_of_range& fail) {
test &= true;
}
catch(...) {
test &= false;
}
// reference at(size_type pos);
csz01 = str02.size();
ref ref3 = str02.at(csz02 - 1);
test &= ref3 == 'a';
try {
ref ref4 = str02.at(csz02);
test &= false; // Should not get here, as exception thrown.
}
catch(std::out_of_range& fail) {
test &= true;
}
catch(...) {
test &= false;
}
#ifdef DEBUG_ASSERT
assert(test);
#endif
return test;
}
int main()
{
test01();
}