nixpkgs/pkgs/build-support/libredirect/test.c
2021-05-21 12:59:30 -05:00

66 lines
1.2 KiB
C

#include <assert.h>
#include <fcntl.h>
#include <spawn.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/wait.h>
#define TESTPATH "/foo/bar/test"
extern char **environ;
void test_spawn(void) {
pid_t pid;
int ret;
posix_spawn_file_actions_t file_actions;
char *argv[] = {"true", NULL};
assert(posix_spawn_file_actions_init(&file_actions) == 0);
ret = posix_spawn(&pid, TESTPATH, &file_actions, NULL, argv, environ);
assert(ret == 0);
assert(waitpid(pid, NULL, 0) != -1);
}
void test_execv(void) {
char *argv[] = {"true", NULL};
assert(execv(TESTPATH, argv) == 0);
}
void test_system(void) {
assert(system(TESTPATH) == 0);
}
int main(void)
{
FILE *testfp;
int testfd;
struct stat testsb;
testfp = fopen(TESTPATH, "r");
assert(testfp != NULL);
fclose(testfp);
testfd = open(TESTPATH, O_RDONLY);
assert(testfd != -1);
close(testfd);
assert(access(TESTPATH, X_OK) == 0);
assert(stat(TESTPATH, &testsb) != -1);
test_spawn();
test_system();
test_execv();
/* If all goes well, this is never reached because test_execv() replaces
* the current process.
*/
return 0;
}