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poller: Add unittest

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This commit is contained in:
Kenny Levinsen 2020-09-20 03:14:09 +02:00
parent 6fa82930d0
commit 6da52fff23
3 changed files with 200 additions and 0 deletions
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8
meson.build
View file

@ -183,6 +183,14 @@ test(
include_directories: [include_directories('.', 'include')],
)
)
test(
'poller',
executable(
'poller_test',
['common/linked_list.c', 'seatd/poller.c', 'tests/poller.c'],
include_directories: [include_directories('.', 'include')],
)
)
scdoc = dependency('scdoc', required: get_option('man-pages'), version: '>= 1.9.7', native: true)

1
seatd/poller.c
View file

@ -111,6 +111,7 @@ int poller_finish(struct poller *poller) {
free(bps);
}
free(poller->pollfds);
global_poller = NULL;
return 0;
}

191
tests/poller.c Normal file
View file

@ -0,0 +1,191 @@
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#include "poller.h"
#include "test.h"
static void test_poller_init(void) {
struct poller poller;
test_assert(poller_init(&poller) == 0);
poller_finish(&poller);
}
struct test_fd {
int fd;
uint32_t events;
};
static int test_fd_event(int fd, uint32_t mask, void *data) {
struct test_fd *d = data;
d->fd = fd;
d->events = mask;
return 0;
}
static void test_poller_single_fd(void) {
struct poller poller;
test_assert(poller_init(&poller) == 0);
int fds[2];
test_assert(pipe(fds) == 0);
struct test_fd evd;
struct event_source_fd *ev =
poller_add_fd(&poller, fds[0], EVENT_READABLE, test_fd_event, &evd);
test_assert(ev != NULL);
evd.fd = 0;
evd.events = 0;
test_assert(write(fds[1], "\0", 1) == 1);
test_assert(poller_poll(&poller) == 0);
test_assert(evd.fd == fds[0]);
test_assert(evd.events == EVENT_READABLE);
evd.fd = 0;
evd.events = 0;
test_assert(write(fds[1], "\0", 1) == 1);
test_assert(poller_poll(&poller) == 0);
test_assert(evd.fd == fds[0]);
test_assert(evd.events == EVENT_READABLE);
close(fds[0]);
close(fds[1]);
poller_finish(&poller);
}
static void test_poller_multi_fd(void) {
struct poller poller;
test_assert(poller_init(&poller) == 0);
char dummy[8];
int fdsa[2], fdsb[2];
test_assert(pipe(fdsa) == 0);
test_assert(pipe(fdsb) == 0);
struct test_fd evd1, evd2;
struct event_source_fd *ev1 =
poller_add_fd(&poller, fdsa[0], EVENT_READABLE, test_fd_event, &evd1);
struct event_source_fd *ev2 =
poller_add_fd(&poller, fdsb[0], EVENT_READABLE, test_fd_event, &evd2);
test_assert(ev1 != NULL);
test_assert(ev2 != NULL);
evd1.fd = evd2.fd = 0;
evd1.events = evd2.events = 0;
test_assert(write(fdsa[1], "\0", 1) == 1);
test_assert(poller_poll(&poller) == 0);
test_assert(read(fdsa[0], &dummy, sizeof dummy) == 1);
test_assert(evd1.fd == fdsa[0]);
test_assert(evd1.events == EVENT_READABLE);
test_assert(evd2.fd == 0);
test_assert(evd2.events == 0);
evd1.fd = evd2.fd = 0;
evd1.events = evd2.events = 0;
test_assert(write(fdsb[1], "\0", 1) == 1);
test_assert(poller_poll(&poller) == 0);
test_assert(read(fdsb[0], &dummy, sizeof dummy) == 1);
test_assert(evd1.fd == 0);
test_assert(evd1.events == 0);
test_assert(evd2.fd == fdsb[0]);
test_assert(evd2.events == EVENT_READABLE);
evd1.fd = evd2.fd = 0;
evd1.events = evd2.events = 0;
test_assert(write(fdsa[1], "\0", 1) == 1);
test_assert(write(fdsb[1], "\0", 1) == 1);
test_assert(poller_poll(&poller) == 0);
test_assert(read(fdsa[0], &dummy, sizeof dummy) == 1);
test_assert(read(fdsb[0], &dummy, sizeof dummy) == 1);
test_assert(evd1.fd == fdsa[0]);
test_assert(evd1.events == EVENT_READABLE);
test_assert(evd2.fd == fdsb[0]);
test_assert(evd2.events == EVENT_READABLE);
close(fdsa[0]);
close(fdsa[1]);
close(fdsb[0]);
close(fdsb[1]);
poller_finish(&poller);
}
struct test_signal {
int signal;
};
static int test_signal_event(int signal, void *data) {
struct test_signal *d = data;
d->signal = signal;
return 0;
}
static void test_poller_single_signal(void) {
struct poller poller;
test_assert(poller_init(&poller) == 0);
struct test_signal evd;
struct event_source_signal *ev =
poller_add_signal(&poller, SIGRTMIN, test_signal_event, &evd);
test_assert(ev != NULL);
evd.signal = 0;
test_assert(kill(getpid(), SIGRTMIN) == 0);
test_assert(poller_poll(&poller) == 0);
test_assert(evd.signal == SIGRTMIN);
evd.signal = 0;
test_assert(kill(getpid(), SIGRTMIN) == 0);
test_assert(poller_poll(&poller) == 0);
test_assert(evd.signal == SIGRTMIN);
poller_finish(&poller);
}
static void test_poller_multi_signal(void) {
struct poller poller;
test_assert(poller_init(&poller) == 0);
struct test_signal evd1, evd2;
struct event_source_signal *ev1 =
poller_add_signal(&poller, SIGRTMIN, test_signal_event, &evd1);
struct event_source_signal *ev2 =
poller_add_signal(&poller, SIGRTMIN + 1, test_signal_event, &evd2);
test_assert(ev1 != NULL);
test_assert(ev2 != NULL);
evd1.signal = evd2.signal = 0;
test_assert(kill(getpid(), SIGRTMIN) == 0);
test_assert(poller_poll(&poller) == 0);
test_assert(evd1.signal == SIGRTMIN);
test_assert(evd2.signal == 0);
evd1.signal = evd2.signal = 0;
test_assert(kill(getpid(), SIGRTMIN + 1) == 0);
test_assert(poller_poll(&poller) == 0);
test_assert(evd1.signal == 0);
test_assert(evd2.signal == SIGRTMIN + 1);
evd1.signal = evd2.signal = 0;
test_assert(kill(getpid(), SIGRTMIN) == 0);
test_assert(kill(getpid(), SIGRTMIN + 1) == 0);
test_assert(poller_poll(&poller) == 0);
test_assert(evd1.signal == SIGRTMIN);
test_assert(evd2.signal == SIGRTMIN + 1);
poller_finish(&poller);
}
int main(int argc, char *argv[]) {
(void)argc;
(void)argv;
test_run(test_poller_init);
test_run(test_poller_single_fd);
test_run(test_poller_multi_fd);
test_run(test_poller_single_signal);
test_run(test_poller_multi_signal);
}