1 /* Test of u16_strncmp() function. 2 Copyright (C) 2010-2021 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>, 2010. */ 18 19 #include <config.h> 20 21 #include "unistr.h" 22 23 #include "macros.h" 24 25 #define UNIT uint16_t 26 #define U_STRNCMP u16_strncmp 27 #include "test-strncmp.h" 28 29 int 30 main () /* */ 31 { 32 test_strncmp (); 33 34 /* Test comparison with non-BMP characters, split into surrogates. */ 35 { 36 static const UNIT input1[] = { 0xD835, 0xDD1E, 0 }; 37 static const UNIT input2[] = { 0xFEFF, 0 }; 38 ASSERT (U_STRNCMP (input1, input2, 1) > 0); 39 ASSERT (U_STRNCMP (input2, input1, 1) < 0); 40 ASSERT (U_STRNCMP (input1, input2, 2) > 0); 41 ASSERT (U_STRNCMP (input2, input1, 2) < 0); 42 ASSERT (U_STRNCMP (input1, input2, 1000000) > 0); 43 ASSERT (U_STRNCMP (input2, input1, 1000000) < 0); 44 } 45 46 return 0; 47 }