1 /* Test of uN_stpcpy() functions. 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 int 20 main () /* */ 21 { 22 /* Test small copying operations. */ 23 { 24 static const UNIT src[] = { 'c', 'l', 'i', 'm', 'a', 't', 'e', 0 }; 25 size_t n; 26 27 for (n = 1; n <= SIZEOF (src); n++) 28 { 29 UNIT dest[1 + SIZEOF (src) + 1] = 30 { MAGIC, MAGIC, MAGIC, MAGIC, MAGIC, MAGIC, MAGIC, MAGIC, MAGIC, 31 MAGIC 32 }; 33 UNIT *result; 34 size_t i; 35 36 result = U_STPCPY (dest + 1, src + SIZEOF (src) - n); 37 ASSERT (result == dest + n); 38 39 ASSERT (dest[0] == MAGIC); 40 for (i = 0; i < n; i++) 41 ASSERT (dest[1 + i] == src[SIZEOF (src) - n + i]); 42 ASSERT (dest[1 + n] == MAGIC); 43 } 44 } 45 46 return 0; 47 }