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98 lines
2.8 KiB
C
98 lines
2.8 KiB
C
/* Test of astrxfrm() function.
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Copyright (C) 2010-2017 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program 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
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* Written by Bruno Haible <bruno@clisp.org>, 2010. */
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#include <config.h>
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#include "astrxfrm.h"
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#include <locale.h>
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#include <string.h>
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#include "macros.h"
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int
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main ()
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{
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const char input[] = "B\303\266se B\303\274bchen"; /* "Böse Bübchen" */
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char *expected_transform;
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setlocale (LC_ALL, "de_DE.UTF-8");
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/* Test resultbuf = NULL. */
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{
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size_t length = 0;
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char *transform = astrxfrm (input, NULL, &length);
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ASSERT (transform != NULL);
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ASSERT (length == strlen (transform) + 1);
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expected_transform = transform;
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}
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/* Test resultbuf = NULL. Initial value of length is ignored here. */
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{
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size_t length = 100;
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char *transform = astrxfrm (input, NULL, &length);
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ASSERT (transform != NULL);
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ASSERT (strcmp (transform, expected_transform) == 0);
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ASSERT (length == strlen (transform) + 1);
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}
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/* Test resultbuf != NULL with an initial length = 0. */
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{
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char buf[1];
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size_t length = 0;
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char *transform;
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buf[0] = '@';
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transform = astrxfrm (input, buf, &length);
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ASSERT (transform != NULL);
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ASSERT (transform != buf);
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ASSERT (strcmp (transform, expected_transform) == 0);
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ASSERT (length == strlen (transform) + 1);
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ASSERT (buf[0] == '@');
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}
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/* Test resultbuf != NULL with an initial length that is too small. */
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{
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char buf[3];
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size_t length = sizeof (buf) - 1;
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char *transform;
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buf[sizeof (buf) - 1] = '@';
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transform = astrxfrm (input, buf, &length);
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ASSERT (transform != NULL);
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ASSERT (transform != buf);
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ASSERT (strcmp (transform, expected_transform) == 0);
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ASSERT (length == strlen (transform) + 1);
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ASSERT (buf[sizeof (buf) - 1] == '@');
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}
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/* Test resultbuf != NULL with an initial length that is large enough. */
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{
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char buf[200];
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size_t length = sizeof (buf) - 1;
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char *transform;
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buf[sizeof (buf) - 1] = '@';
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transform = astrxfrm (input, buf, &length);
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ASSERT (transform != NULL);
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ASSERT (transform == buf);
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ASSERT (strcmp (transform, expected_transform) == 0);
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ASSERT (length == strlen (transform) + 1);
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ASSERT (buf[sizeof (buf) - 1] == '@');
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}
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return 0;
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}
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