f-stack/tools/libutil/tests/trimdomain_test.c

92 lines
2.8 KiB
C

/*
* Copyright (C) 2005 Brooks Davis. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/types.h>
#include <sys/param.h>
#include <errno.h>
#include <libutil.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#define TESTDOMAIN ".domain.example.com"
#define TESTHOST "testhost"
#define TESTFQDN "testhost" TESTDOMAIN
int failures = 0;
int tests = 0;
/*
* Evily override gethostname(3) so trimdomain always gets the same result.
* This makes the tests much easier to write and less likely to fail on
* oddly configured systems.
*/
int
gethostname(char *name, size_t namelen)
{
if (strlcpy(name, TESTFQDN, namelen) > namelen) {
errno = ENAMETOOLONG;
return (-1);
}
return (0);
}
void
testit(const char *input, int hostsize, const char *output, const char *test)
{
char *testhost;
const char *expected = (output == NULL) ? input : output;
testhost = strdup(input);
trimdomain(testhost, hostsize < 0 ? (int)strlen(testhost) : hostsize);
tests++;
if (strcmp(testhost, expected) != 0) {
printf("not ok %d - %s\n", tests, test);
printf("# %s -> %s (expected %s)\n", input, testhost, expected);
} else
printf("ok %d - %s\n", tests, test);
free(testhost);
return;
}
int
main(void)
{
printf("1..5\n");
testit(TESTFQDN, -1, TESTHOST, "self");
testit("XXX" TESTDOMAIN, -1, "XXX", "different host, same domain");
testit("XXX" TESTDOMAIN, 1, NULL, "short hostsize");
testit("bogus.example.net", -1, NULL, "arbitrary host");
testit("XXX." TESTFQDN, -1, NULL, "domain is local hostname");
return (0);
}