1 /* Test of searching a string for a character outside a given set of characters. 2 Copyright (C) 2007-2021 Free Software Foundation, Inc. 3 4 This program is free software: you can redistribute it and/or modify 5 it under the terms of the GNU General Public License as published by 6 the Free Software Foundation; either version 3 of the License, or 7 (at your option) any later version. 8 9 This program is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 GNU General Public License for more details. 13 14 You should have received a copy of the GNU General Public License 15 along with this program. If not, see <https://www.gnu.org/licenses/>. */ 16 17 /* Written by Bruno Haible <bruno@clisp.org>, 2007. */ 18 19 #include <config.h> 20 21 #include <string.h> 22 23 #include <locale.h> 24 25 #include "macros.h" 26 27 int 28 main () /* */ 29 { 30 /* configure should already have checked that the locale is supported. */ 31 if (setlocale (LC_ALL, "") == NULL) 32 return 1; 33 34 ASSERT (mbsspn ("Some text", "") == 0); 35 36 ASSERT (mbsspn ("A long sentence", " ") == 0); 37 ASSERT (mbsspn (" xy", "aei ou") == 2); 38 ASSERT (mbsspn ("eau", "aeiou") == 3); 39 40 /* The following tests shows how mbsspn() is different from strspn(). */ 41 42 { 43 const char input[] = "\303\266\303\274"; /* "öü" */ 44 ASSERT (mbsspn (input, "\303\266") == 2); /* "ö" */ 45 ASSERT (mbsspn (input, "\303\244") == 0); /* "ä" */ 46 ASSERT (mbsspn (input, "\303\274\303\266") == 4); /* "üö" */ 47 ASSERT (mbsspn (input, "\303\244\303\274") == 0); /* "äü" */ 48 ASSERT (mbsspn (input, "\303\244\303\266") == 2); /* "äö" */ 49 } 50 51 { 52 const char input[] = "\303\266\303\274"; /* "öü" */ 53 ASSERT (mbsspn (input, "\303") == 0); /* invalid multibyte sequence */ 54 } 55 56 return 0; 57 }