gcc/libstdc++-v3/testsuite/21_strings/compare.cc
Benjamin Kosnik 04d930e6d4 *.cc: Remove spaces, make sure testcases return zero.
2001-05-11   Benjamin Kosnik  <bkoz@redhat.com>

	* testsuite/*/*.cc: Remove spaces, make sure testcases return zero.
	* testsuite/config/default.exp: Update bugs email address.

From-SVN: r41997
2001-05-12 16:53:08 +00:00

138 lines
4.0 KiB
C++

// 980930 bkoz work with libstdc++v3
// Copyright (C) 1998-1999 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.
// 21.3.6.8 basic_string::compare
// int compare(const basic_string& str) const;
// int compare(size_type pos1, size_type n1, const basic_string& str) const;
// int compare(size_type pos1, size_type n1, const basic_string& str,
// size_type pos2, size_type n2) const;
// int compare(const charT* s) const;
// int compare(size_type pos1, size_type n1,
// const charT* s, size_type n2 = npos) const;
// NB compare should be thought of as a lexographical compare, ie how
// things would be sorted in a dictionary.
#include <string>
#include <debug_assert.h>
enum want_value {lt=0, z=1, gt=2};
int
test_value(int result, want_value expected);
int
test_value(int result, want_value expected)
{
bool pass = false;
switch (expected) {
case lt:
if (result < 0)
pass = true;
break;
case z:
if (!result)
pass = true;
break;
case gt:
if (result > 0)
pass = true;
break;
default:
pass = false; //should not get here
}
#ifdef DEBUG_ASSERT
assert(pass);
#endif
return 0;
}
int
test01()
{
using namespace std;
string str_0("costa rica");
string str_1("costa marbella");
string str_2;
//sanity check
test_value(strcmp("costa marbella", "costa rica"), lt);
test_value(strcmp("costa rica", "costa rica"), z);
test_value(strcmp(str_1.data(), str_0.data()), lt);
test_value(strcmp(str_0.data(), str_1.data()), gt);
test_value(strncmp(str_1.data(), str_0.data(), 6), z);
test_value(strncmp(str_1.data(), str_0.data(), 14), lt);
test_value(memcmp(str_1.data(), str_0.data(), 6), z);
test_value(memcmp(str_1.data(), str_0.data(), 14), lt);
test_value(memcmp("costa marbella", "costa rica", 14), lt);
// int compare(const basic_string& str) const;
test_value(str_0.compare(str_1), gt); //because r>m
test_value(str_1.compare(str_0), lt); //because m<r
str_2 = str_0;
test_value(str_2.compare(str_0), z);
str_2 = "cost";
test_value(str_2.compare(str_0), lt);
str_2 = "costa ricans";
test_value(str_2.compare(str_0), gt);
// int compare(size_type pos1, size_type n1, const basic_string& str) const;
test_value(str_1.compare(0, 6, str_0), lt);
str_2 = "cost";
test_value(str_1.compare(0, 4, str_2), z);
test_value(str_1.compare(0, 5, str_2), gt);
// int compare(size_type pos1, size_type n1, const basic_string& str,
// size_type pos2, size_type n2) const;
test_value(str_1.compare(0, 6, str_0, 0, 6), z);
test_value(str_1.compare(0, 7, str_0, 0, 7), lt);
test_value(str_0.compare(0, 7, str_1, 0, 7), gt);
// int compare(const charT* s) const;
test_value(str_0.compare("costa marbella"), gt);
test_value(str_1.compare("costa rica"), lt);
str_2 = str_0;
test_value(str_2.compare("costa rica"), z);
test_value(str_2.compare("cost"), gt);
test_value(str_2.compare("costa ricans"), lt);
// int compare(size_type pos, size_type n1, const charT* str,
// size_type n2 = npos) const;
test_value(str_1.compare(0, 6, "costa rica", 0, 6), z);
test_value(str_1.compare(0, 7, "costa rica", 0, 7), lt);
test_value(str_0.compare(0, 7, "costa marbella", 0, 7), gt);
return 0;
}
int
main()
{
test01();
return 0;
}