203 lines
5.9 KiB
C++
203 lines
5.9 KiB
C++
// 1999-06-09 bkoz
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// Copyright (C) 1994, 1999, 2000 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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// 21.3.6.1 basic_string find
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#include <string>
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#include <stdexcept>
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#include <debug_assert.h>
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bool test01(void)
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{
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bool test = true;
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typedef std::string::size_type csize_type;
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typedef std::string::const_reference cref;
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typedef std::string::reference ref;
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csize_type npos = std::string::npos;
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csize_type csz01, csz02;
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const char str_lit01[] = "mave";
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const std::string str01("mavericks, santa cruz");
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std::string str02(str_lit01);
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std::string str03("s, s");
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std::string str04;
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// size_type find(const string&, size_type pos = 0) const;
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csz01 = str01.find(str01);
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VERIFY( csz01 == 0 );
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csz01 = str01.find(str01, 4);
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VERIFY( csz01 == npos );
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csz01 = str01.find(str02, 0);
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VERIFY( csz01 == 0 );
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csz01 = str01.find(str02, 3);
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VERIFY( csz01 == npos );
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csz01 = str01.find(str03, 0);
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VERIFY( csz01 == 8 );
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csz01 = str01.find(str03, 3);
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VERIFY( csz01 == 8 );
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csz01 = str01.find(str03, 12);
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VERIFY( csz01 == npos );
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// An empty string consists of no characters
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// therefore it should be found at every point in a string,
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// except beyond the end
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csz01 = str01.find(str04, 0);
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VERIFY( csz01 == 0 );
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csz01 = str01.find(str04, 5);
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VERIFY( csz01 == 5 );
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csz01 = str01.find(str04, str01.size());
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VERIFY( csz01 == str01.size() );
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csz01 = str01.find(str04, str01.size()+1);
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VERIFY( csz01 == npos );
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// size_type find(const char* s, size_type pos, size_type n) const;
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csz01 = str01.find(str_lit01, 0, 3);
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VERIFY( csz01 == 0 );
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csz01 = str01.find(str_lit01, 3, 0);
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VERIFY( csz01 == 3 );
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// size_type find(const char* s, size_type pos = 0) const;
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csz01 = str01.find(str_lit01);
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VERIFY( csz01 == 0 );
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csz01 = str01.find(str_lit01, 3);
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VERIFY( csz01 == npos );
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// size_type find(char c, size_type pos = 0) const;
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csz01 = str01.find('z');
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csz02 = str01.size() - 1;
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VERIFY( csz01 == csz02 );
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csz01 = str01.find('/');
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VERIFY( csz01 == npos );
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// size_type find_first_of(const string&, size_type pos = 0) const;
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std::string str05("xena rulez");
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csz01 = str01.find_first_of(str01);
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VERIFY( csz01 == 0 );
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csz01 = str01.find_first_of(str01, 4);
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VERIFY( csz01 == 4 );
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csz01 = str01.find_first_of(str02, 0);
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VERIFY( csz01 == 0 );
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csz01 = str01.find_first_of(str02, 3);
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VERIFY( csz01 == 3 );
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csz01 = str01.find_first_of(str03, 0);
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VERIFY( csz01 == 8 );
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csz01 = str01.find_first_of(str03, 3);
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VERIFY( csz01 == 8 );
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csz01 = str01.find_first_of(str03, 12);
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VERIFY( csz01 == 16 );
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csz01 = str01.find_first_of(str05, 0);
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VERIFY( csz01 == 1 );
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csz01 = str01.find_first_of(str05, 4);
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VERIFY( csz01 == 4 );
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// An empty string consists of no characters
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// therefore it should be found at every point in a string,
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// except beyond the end
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// However, str1.find_first_of(str2,pos) finds the first character in
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// str1 (starting at pos) that exists in str2, which is none for empty str2
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csz01 = str01.find_first_of(str04, 0);
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VERIFY( csz01 == npos );
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csz01 = str01.find_first_of(str04, 5);
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VERIFY( csz01 == npos );
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// size_type find_first_of(const char* s, size_type pos, size_type n) const;
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csz01 = str01.find_first_of(str_lit01, 0, 3);
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VERIFY( csz01 == 0 );
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csz01 = str01.find_first_of(str_lit01, 3, 0);
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VERIFY( csz01 == npos );
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// size_type find_first_of(const char* s, size_type pos = 0) const;
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csz01 = str01.find_first_of(str_lit01);
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VERIFY( csz01 == 0 );
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csz01 = str01.find_first_of(str_lit01, 3);
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VERIFY( csz01 == 3 );
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// size_type find_first_of(char c, size_type pos = 0) const;
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csz01 = str01.find_first_of('z');
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csz02 = str01.size() - 1;
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VERIFY( csz01 == csz02 );
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// size_type find_last_of(const string& str, size_type pos = 0) const;
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// size_type find_last_of(const char* s, size_type pos, size_type n) const;
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// size_type find_last_of(const char* s, size_type pos = 0) const;
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// size_type find_last_of(char c, size_type pos = 0) const;
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#if 1
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// from tstring.cc, from jason merrill, et. al.
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std::string x;
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std::string::size_type pos;
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pos = x.find_last_not_of('X');
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VERIFY( pos == npos );
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pos = x.find_last_not_of("XYZ");
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VERIFY( pos == npos );
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std::string y("a");
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pos = y.find_last_not_of('X');
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VERIFY( pos == 0 );
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pos = y.find_last_not_of('a');
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VERIFY( pos == npos );
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pos = y.find_last_not_of("XYZ");
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VERIFY( pos == 0 );
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pos = y.find_last_not_of("a");
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VERIFY( pos == npos );
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std::string z("ab");
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pos = z.find_last_not_of('X');
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VERIFY( pos == 1 );
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pos = z.find_last_not_of("XYZ");
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VERIFY( pos == 1 );
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pos = z.find_last_not_of('b');
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VERIFY( pos == 0 );
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pos = z.find_last_not_of("Xb");
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VERIFY( pos == 0 );
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pos = z.find_last_not_of("Xa");
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VERIFY( pos == 1 );
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pos = z.find_last_of("ab");
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VERIFY( pos == 1 );
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pos = z.find_last_of("Xa");
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VERIFY( pos == 0 );
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pos = z.find_last_of("Xb");
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VERIFY( pos == 1 );
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pos = z.find_last_of("XYZ");
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VERIFY( pos == std::string::npos );
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pos = z.find_last_of('a');
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VERIFY( pos == 0 );
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pos = z.find_last_of('b');
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VERIFY( pos == 1 );
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pos = z.find_last_of('X');
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VERIFY( pos == std::string::npos );
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#endif
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#ifdef DEBUG_ASSERT
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assert(test);
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#endif
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return test;
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}
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int main()
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{
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test01();
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}
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