vasilito
b8aac3c9bc
Add secondary_cursors field to Editor with insert_char_multi, delete_back_multi, delete_forward_multi methods. Right-to-left processing ensures position shifts don't corrupt earlier insertions. 7 new tests: add/clear, all_positions, insert, delete_back, delete_forward, unicode, duplicate-add.
76 lines
1.9 KiB
C
76 lines
1.9 KiB
C
/* Test of strerror() function.
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Copyright (C) 2007-2017 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, or (at your option)
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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 Eric Blake <ebb9@byu.net>, 2007. */
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#include <config.h>
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#include <string.h>
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#include "signature.h"
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SIGNATURE_CHECK (strerror, char *, (int));
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#include <errno.h>
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#include "macros.h"
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int
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main (void)
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{
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char *str;
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errno = 0;
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str = strerror (EACCES);
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ASSERT (str);
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ASSERT (*str);
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ASSERT (errno == 0);
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errno = 0;
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str = strerror (ETIMEDOUT);
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ASSERT (str);
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ASSERT (*str);
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ASSERT (errno == 0);
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errno = 0;
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str = strerror (EOVERFLOW);
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ASSERT (str);
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ASSERT (*str);
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ASSERT (errno == 0);
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/* POSIX requires strerror (0) to succeed. Reject use of "Unknown
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error", but allow "Success", "No error", or even Solaris' "Error
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0" which are distinct patterns from true out-of-range strings.
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http://austingroupbugs.net/view.php?id=382 */
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errno = 0;
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str = strerror (0);
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ASSERT (str);
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ASSERT (*str);
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ASSERT (errno == 0);
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ASSERT (strstr (str, "nknown") == NULL);
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ASSERT (strstr (str, "ndefined") == NULL);
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/* POSIX requires strerror to produce a non-NULL result for all
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inputs; as an extension, we also guarantee a non-empty result.
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Reporting EINVAL is optional. */
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errno = 0;
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str = strerror (-3);
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ASSERT (str);
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ASSERT (*str);
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ASSERT (errno == 0 || errno == EINVAL);
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return 0;
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}
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