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/* Test of concatenation of two arbitrary file names.
Copyright (C) 1996-2007, 2009-2020 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* Written by Jim Meyering. */
#include <config.h>
#include "filenamecat.h"
#include <stdbool.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int
main (int argc _GL_UNUSED, char *argv[])
{
static char const *const tests[][3] =
{
{"a", "b", "a/b"},
{"a/", "b", "a/b"},
{"a/", "/b", "a/b"},
{"a", "/b", "a/b"},
{"/", "b", "/b"},
{"/", "/b", "/./b"}, /* This result could be shorter. */
{"/", "/", "/./"}, /* This result could be shorter. */
{"a", "/", "a/"}, /* this might deserve a diagnostic */
{"/a", "/", "/a/"}, /* this might deserve a diagnostic */
{"a", "//b", "a//b"},
{"", "a", "a"}, /* this might deserve a diagnostic */
};
unsigned int i;
bool fail = false;
for (i = 0; i < sizeof tests / sizeof tests[0]; i++)
{
char *base_in_result;
char const *const *t = tests[i];
char *res = file_name_concat (t[0], t[1], &base_in_result);
ptrdiff_t prefixlen = base_in_result - res;
size_t t0len = strlen (t[0]);
size_t reslen = strlen (res);
if (strcmp (res, t[2]) != 0)
{
fprintf (stderr, "test #%u: got %s, expected %s\n", i, res, t[2]);
fail = true;
}
if (strcmp (t[1], base_in_result) != 0)
{
fprintf (stderr, "test #%u: base %s != base_in_result %s\n",
i, t[1], base_in_result);
fail = true;
}
if (! (0 <= prefixlen && prefixlen <= reslen))
{
fprintf (stderr, "test #%u: base_in_result is not in result\n", i);
fail = true;
}
if (reslen < t0len || memcmp (res, t[0], t0len) != 0)
{
fprintf (stderr, "test #%u: %s is not a prefix of %s\n",
i, t[0], res);
fail = true;
}
free (res);
}
exit (fail ? EXIT_FAILURE : EXIT_SUCCESS);
}
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