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#include <gtest/gtest.h>
#include <pthread.h>
#include <sys/eventfd.h>
#include <sys/time.h>
#include <unistd.h>
#include "AllocationTestHarness.h"
extern "C" {
#include "reactor.h"
}
class ReactorTest : public AllocationTestHarness {};
static pthread_t thread;
static volatile bool thread_running;
static void *reactor_thread(void *ptr) {
reactor_t *reactor = (reactor_t *)ptr;
thread_running = true;
reactor_start(reactor);
thread_running = false;
return NULL;
}
static void spawn_reactor_thread(reactor_t *reactor) {
int ret = pthread_create(&thread, NULL, reactor_thread, reactor);
EXPECT_EQ(ret, 0);
}
static void join_reactor_thread() {
pthread_join(thread, NULL);
}
TEST_F(ReactorTest, reactor_new) {
reactor_t *reactor = reactor_new();
EXPECT_TRUE(reactor != NULL);
reactor_free(reactor);
}
TEST_F(ReactorTest, reactor_free_null) {
reactor_free(NULL);
}
TEST_F(ReactorTest, reactor_stop_start) {
reactor_t *reactor = reactor_new();
reactor_stop(reactor);
reactor_start(reactor);
reactor_free(reactor);
}
TEST_F(ReactorTest, reactor_repeated_stop_start) {
reactor_t *reactor = reactor_new();
for (int i = 0; i < 10; ++i) {
reactor_stop(reactor);
reactor_start(reactor);
}
reactor_free(reactor);
}
TEST_F(ReactorTest, reactor_start_wait_stop) {
reactor_t *reactor = reactor_new();
spawn_reactor_thread(reactor);
usleep(50 * 1000);
EXPECT_TRUE(thread_running);
reactor_stop(reactor);
join_reactor_thread();
EXPECT_FALSE(thread_running);
reactor_free(reactor);
}
typedef struct {
reactor_t *reactor;
reactor_object_t *object;
} unregister_arg_t;
static void unregister_cb(void *context) {
unregister_arg_t *arg = (unregister_arg_t *)context;
reactor_unregister(arg->object);
reactor_stop(arg->reactor);
}
TEST_F(ReactorTest, reactor_unregister_from_callback) {
reactor_t *reactor = reactor_new();
int fd = eventfd(0, 0);
unregister_arg_t arg;
arg.reactor = reactor;
arg.object = reactor_register(reactor, fd, &arg, unregister_cb, NULL);
spawn_reactor_thread(reactor);
eventfd_write(fd, 1);
join_reactor_thread();
close(fd);
reactor_free(reactor);
}
TEST_F(ReactorTest, reactor_unregister_from_separate_thread) {
reactor_t *reactor = reactor_new();
int fd = eventfd(0, 0);
reactor_object_t *object = reactor_register(reactor, fd, NULL, NULL, NULL);
spawn_reactor_thread(reactor);
usleep(50 * 1000);
reactor_unregister(object);
reactor_stop(reactor);
join_reactor_thread();
close(fd);
reactor_free(reactor);
}
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