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test: Do not hardcode root:root user and group names

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On some systems the root group is named wheel, and there is no root
group.
This commit is contained in:
Guillem Jover 2023-04-10 20:57:14 +02:00
parent ed2eb31da9
commit 7c652a94ea
1 changed files with 29 additions and 5 deletions
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34
test/pwcache.c
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@ -1,5 +1,5 @@
/*
* Copyright © 2021 Guillem Jover <guillem@hadrons.org>
* Copyright © 2021, 2023 Guillem Jover <guillem@hadrons.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -26,24 +26,48 @@
#include <assert.h>
#include <string.h>
#include <stdlib.h>
#include <pwd.h>
#include <grp.h>
#define TEST_SKIP 77
int
main(int argc, char **argv)
{
struct group *gr;
struct passwd *pw;
char *uname;
char *gname;
uid_t uid;
gid_t gid;
assert(uid_from_user("root", &uid) == 0);
/* Do not hardcode user or group names. */
pw = getpwuid(0);
if (pw == NULL)
return TEST_SKIP;
uname = strdup(pw->pw_name);
assert(uname != NULL);
gr = getgrgid(0);
if (gr == NULL)
return TEST_SKIP;
gname = strdup(gr->gr_name);
assert(gname != NULL);
/* Test the functions. */
assert(uid_from_user(uname, &uid) == 0);
assert(uid == 0);
assert(strcmp(user_from_uid(0, 0), "root") == 0);
assert(strcmp(user_from_uid(0, 0), uname) == 0);
assert(gid_from_group("root", &gid) == 0);
assert(gid_from_group(gname, &gid) == 0);
assert(gid == 0);
assert(strcmp(group_from_gid(0, 0), "root") == 0);
assert(strcmp(group_from_gid(0, 0), gname) == 0);
free(uname);
free(gname);
return 0;
}