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Update pidfile unit test to cover new use-case

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Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
This commit is contained in:
Joachim Nilsson
2017-01-07 12:59:02 +01:00
parent 729cc5307f
commit 7f3215b3e6
1 changed files with 76 additions and 20 deletions
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tests/pidfile.c
+76 -20
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@@ -6,26 +6,30 @@
#include "check.h"
extern char *__progname;
#define PRINT(args...) if (verbose) printf(args)
extern char *__pidfile_name;
extern char *__pidfile_path;
static char *ident;
static char *pidfile_arg;
static char PIDFILE[42];
static int verbose = 0;
static struct stat before, after;
static void sigterm_handler(int UNUSED(signo))
{
if (verbose)
printf("Exiting ...\n");
PRINT("Exiting ...\n");
remove(PIDFILE);
}
static void sigalrm_handler(int UNUSED(signo))
{
pidfile(NULL);
PRINT("Calling pidfile(%s)\n", pidfile_arg ?: "NULL");
if (pidfile(pidfile_arg))
err(1, "failed creating1 %s", pidfile_arg);
if (!fexist(PIDFILE))
err(1, "failed creating %s", PIDFILE);
err(1, "failed creating2 %s, created %s", PIDFILE, __pidfile_name);
stat(PIDFILE, &before);
}
@@ -37,31 +41,40 @@ static int mtime()
/* Must sleep a while here otherwise we execute too fast => no mtime change :-( */
usleep(10000);
if (verbose)
printf("Calling pidfile() again to update mtime ...\n");
pidfile(NULL);
PRINT("Calling pidfile() again to update mtime ...\n");
if (pidfile(pidfile_arg))
err(1, "failed creating3 %s", pidfile_arg);
stat(PIDFILE, &after);
ret = timespec_newer(&after.st_mtim, &before.st_mtim);
if (verbose) {
printf("Before: %s\n", timespec2str(&before.st_mtim, buf, sizeof(buf)));
printf("After : %s\n", timespec2str(&after.st_mtim, buf, sizeof(buf)));
}
PRINT("Before: %s\n", timespec2str(&before.st_mtim, buf, sizeof(buf)));
PRINT("After : %s\n", timespec2str(&after.st_mtim, buf, sizeof(buf)));
return !ret;
}
int main(int argc, char *argv[])
int test_pidfile(char *arg0)
{
if (argc > 1 && !strcmp(argv[1], "-v"))
verbose = 1;
/* pidfile() argument */
pidfile_arg = arg0;
/* Override default _PATH_VARRUN in pidfile() */
__pidfile_path = _PATH_TMP;
snprintf(PIDFILE, sizeof(PIDFILE), "%s%s.pid", __pidfile_path, __progname);
/* Expected PID file name */
if (!arg0)
snprintf(PIDFILE, sizeof(PIDFILE), "%s%s.pid", __pidfile_path, ident);
else if (arg0[0] != '/')
snprintf(PIDFILE, sizeof(PIDFILE), "%s%s.pid", __pidfile_path, arg0);
else
snprintf(PIDFILE, sizeof(PIDFILE), "%s", arg0);
PRINT("Verifying pidfile(%s) ... PID: %d\n", PIDFILE, getpid());
/* Remove any lingering files from previous test runs */
remove(PIDFILE);
signal(SIGTERM, sigterm_handler);
signal(SIGALRM, sigalrm_handler);
/* For signalling test */
alarm(1);
return test(pidfile_poll(PIDFILE) != getpid(), "Testing pidfile_poll()")
@@ -69,7 +82,50 @@ int main(int argc, char *argv[])
|| test(mtime(), "Testing mtime update of followup pidfile() call")
|| test(pidfile_signal(PIDFILE, SIGTERM), "Testing signalling ourselves")
;
return 0;
}
static char *progname(char *arg0)
{
char *nm;
nm = strrchr(arg0, '/');
if (nm)
nm++;
else
nm = arg0;
return nm;
}
int main(int argc, char *argv[])
{
int ret = 0;
size_t i;
char *pidfiles[] = {
NULL,
"pidfile_test1",
"/var/tmp/pidfile_test2.pid",
};
if (argc > 1 && !strcmp(argv[1], "-v"))
verbose = 1;
/* Override default _PATH_VARRUN in pidfile() */
__pidfile_path = _PATH_TMP;
/* Find __progname, not all C libraries support this */
ident = progname(argv[0]);
for (i = 0; i < NELEMS(pidfiles); i++)
ret += test_pidfile(pidfiles[i]);
return ret;
}
/**
* Local Variables:
* indent-tabs-mode: t
* c-file-style: "linux"
* compile-command: "make pidfile && ./pidfile -v"
* End:
*/