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Diffstat (limited to '3rdparty/libuv/test/test-condvar.c')
-rw-r--r--3rdparty/libuv/test/test-condvar.c100
1 files changed, 67 insertions, 33 deletions
diff --git a/3rdparty/libuv/test/test-condvar.c b/3rdparty/libuv/test/test-condvar.c
index dbacdba384d..83b28494adb 100644
--- a/3rdparty/libuv/test/test-condvar.c
+++ b/3rdparty/libuv/test/test-condvar.c
@@ -25,24 +25,33 @@
#include <string.h>
#include <errno.h>
-typedef struct {
+typedef struct worker_config {
uv_mutex_t mutex;
uv_cond_t cond;
- int delay;
+ int signal_delay;
+ int wait_delay;
int use_broadcast;
- volatile int posted;
+ volatile int posted_1;
+ volatile int posted_2;
+ void (*signal_cond)(struct worker_config* c, volatile int* flag);
+ void (*wait_cond)(struct worker_config* c, const volatile int* flag);
} worker_config;
static void worker(void* arg) {
worker_config* c = arg;
+ c->signal_cond(c, &c->posted_1);
+ c->wait_cond(c, &c->posted_2);
+}
+
- if (c->delay)
- uv_sleep(c->delay);
+static void condvar_signal(worker_config* c, volatile int* flag) {
+ if (c->signal_delay)
+ uv_sleep(c->signal_delay);
uv_mutex_lock(&c->mutex);
- ASSERT(c->posted == 0);
- c->posted = 1;
+ ASSERT(*flag == 0);
+ *flag = 1;
if (c->use_broadcast)
uv_cond_broadcast(&c->cond);
else
@@ -51,21 +60,33 @@ static void worker(void* arg) {
}
+static void condvar_wait(worker_config* c, const volatile int* flag) {
+ uv_mutex_lock(&c->mutex);
+ if (c->wait_delay)
+ uv_sleep(c->wait_delay);
+ while (*flag == 0) {
+ uv_cond_wait(&c->cond, &c->mutex);
+ }
+ ASSERT(*flag == 1);
+ uv_mutex_unlock(&c->mutex);
+}
+
+
TEST_IMPL(condvar_1) {
uv_thread_t thread;
worker_config wc;
memset(&wc, 0, sizeof(wc));
+ wc.wait_delay = 100;
+ wc.signal_cond = condvar_signal;
+ wc.wait_cond = condvar_wait;
ASSERT(0 == uv_cond_init(&wc.cond));
ASSERT(0 == uv_mutex_init(&wc.mutex));
ASSERT(0 == uv_thread_create(&thread, worker, &wc));
- uv_mutex_lock(&wc.mutex);
- uv_sleep(100);
- uv_cond_wait(&wc.cond, &wc.mutex);
- ASSERT(wc.posted == 1);
- uv_mutex_unlock(&wc.mutex);
+ wc.wait_cond(&wc, &wc.posted_1);
+ wc.signal_cond(&wc, &wc.posted_2);
ASSERT(0 == uv_thread_join(&thread));
uv_mutex_destroy(&wc.mutex);
@@ -80,15 +101,16 @@ TEST_IMPL(condvar_2) {
worker_config wc;
memset(&wc, 0, sizeof(wc));
- wc.delay = 100;
+ wc.signal_delay = 100;
+ wc.signal_cond = condvar_signal;
+ wc.wait_cond = condvar_wait;
ASSERT(0 == uv_cond_init(&wc.cond));
ASSERT(0 == uv_mutex_init(&wc.mutex));
ASSERT(0 == uv_thread_create(&thread, worker, &wc));
- uv_mutex_lock(&wc.mutex);
- uv_cond_wait(&wc.cond, &wc.mutex);
- uv_mutex_unlock(&wc.mutex);
+ wc.wait_cond(&wc, &wc.posted_1);
+ wc.signal_cond(&wc, &wc.posted_2);
ASSERT(0 == uv_thread_join(&thread));
uv_mutex_destroy(&wc.mutex);
@@ -98,22 +120,35 @@ TEST_IMPL(condvar_2) {
}
+static void condvar_timedwait(worker_config* c, const volatile int* flag) {
+ int r;
+
+ uv_mutex_lock(&c->mutex);
+ if (c->wait_delay)
+ uv_sleep(c->wait_delay);
+ while (*flag == 0) {
+ r = uv_cond_timedwait(&c->cond, &c->mutex, (uint64_t)(150 * 1e6));
+ ASSERT(r == 0);
+ }
+ uv_mutex_unlock(&c->mutex);
+}
+
+
TEST_IMPL(condvar_3) {
uv_thread_t thread;
worker_config wc;
- int r;
memset(&wc, 0, sizeof(wc));
- wc.delay = 100;
+ wc.signal_delay = 100;
+ wc.signal_cond = condvar_signal;
+ wc.wait_cond = condvar_timedwait;
ASSERT(0 == uv_cond_init(&wc.cond));
ASSERT(0 == uv_mutex_init(&wc.mutex));
ASSERT(0 == uv_thread_create(&thread, worker, &wc));
- uv_mutex_lock(&wc.mutex);
- r = uv_cond_timedwait(&wc.cond, &wc.mutex, (uint64_t)(50 * 1e6));
- ASSERT(r == UV_ETIMEDOUT);
- uv_mutex_unlock(&wc.mutex);
+ wc.wait_cond(&wc, &wc.posted_1);
+ wc.signal_cond(&wc, &wc.posted_2);
ASSERT(0 == uv_thread_join(&thread));
uv_mutex_destroy(&wc.mutex);
@@ -126,19 +161,18 @@ TEST_IMPL(condvar_3) {
TEST_IMPL(condvar_4) {
uv_thread_t thread;
worker_config wc;
- int r;
memset(&wc, 0, sizeof(wc));
- wc.delay = 100;
+ wc.signal_delay = 100;
+ wc.signal_cond = condvar_signal;
+ wc.wait_cond = condvar_timedwait;
ASSERT(0 == uv_cond_init(&wc.cond));
ASSERT(0 == uv_mutex_init(&wc.mutex));
ASSERT(0 == uv_thread_create(&thread, worker, &wc));
- uv_mutex_lock(&wc.mutex);
- r = uv_cond_timedwait(&wc.cond, &wc.mutex, (uint64_t)(150 * 1e6));
- ASSERT(r == 0);
- uv_mutex_unlock(&wc.mutex);
+ wc.wait_cond(&wc, &wc.posted_1);
+ wc.signal_cond(&wc, &wc.posted_2);
ASSERT(0 == uv_thread_join(&thread));
uv_mutex_destroy(&wc.mutex);
@@ -154,16 +188,16 @@ TEST_IMPL(condvar_5) {
memset(&wc, 0, sizeof(wc));
wc.use_broadcast = 1;
+ wc.signal_delay = 100;
+ wc.signal_cond = condvar_signal;
+ wc.wait_cond = condvar_wait;
ASSERT(0 == uv_cond_init(&wc.cond));
ASSERT(0 == uv_mutex_init(&wc.mutex));
ASSERT(0 == uv_thread_create(&thread, worker, &wc));
- uv_mutex_lock(&wc.mutex);
- uv_sleep(100);
- uv_cond_wait(&wc.cond, &wc.mutex);
- ASSERT(wc.posted == 1);
- uv_mutex_unlock(&wc.mutex);
+ wc.wait_cond(&wc, &wc.posted_1);
+ wc.signal_cond(&wc, &wc.posted_2);
ASSERT(0 == uv_thread_join(&thread));
uv_mutex_destroy(&wc.mutex);