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-rw-r--r--source/test/unittests/atomic.test.c159
-rw-r--r--source/test/unittests/condition_variable.test.c2
-rw-r--r--source/test/unittests/mutex.test.c34
3 files changed, 177 insertions, 18 deletions
diff --git a/source/test/unittests/atomic.test.c b/source/test/unittests/atomic.test.c
index 9f1a10b..8f6d22b 100644
--- a/source/test/unittests/atomic.test.c
+++ b/source/test/unittests/atomic.test.c
@@ -1,4 +1,5 @@
#include "../../kit/atomic.h"
+#include "../../kit/threads.h"
#define KIT_TEST_FILE atomic
#include "../../kit_test/test.h"
@@ -24,3 +25,161 @@ TEST("atomic fetch add") {
memory_order_relaxed) == 20);
REQUIRE(atomic_load_explicit(&value, memory_order_relaxed) == 42);
}
+
+enum { THREAD_COUNT = 20, TICK_COUNT = 10000 };
+
+static int test_8_(void *p) {
+ ATOMIC(int8_t) *x = (ATOMIC(int8_t) *) p;
+
+ for (ptrdiff_t i = 0; i < TICK_COUNT; i++) {
+ atomic_fetch_add_explicit(x, 20, memory_order_relaxed);
+ thrd_yield();
+ atomic_fetch_add_explicit(x, 22, memory_order_relaxed);
+ thrd_yield();
+ atomic_fetch_add_explicit(x, -42, memory_order_relaxed);
+ thrd_yield();
+ }
+}
+
+TEST("atomic types") {
+ ATOMIC(int8_t) byte;
+ ATOMIC(int16_t) i16;
+ ATOMIC(int32_t) i32;
+ ATOMIC(int64_t) i64;
+
+ atomic_store_explicit(&byte, 42, memory_order_relaxed);
+ atomic_store_explicit(&i16, 4242, memory_order_relaxed);
+ atomic_store_explicit(&i32, 42424242, memory_order_relaxed);
+ atomic_store_explicit(&i64, 4242424242424242ll,
+ memory_order_relaxed);
+
+ atomic_fetch_add_explicit(&byte, -20, memory_order_relaxed);
+ atomic_fetch_add_explicit(&i16, -2020, memory_order_relaxed);
+ atomic_fetch_add_explicit(&i32, -20202020, memory_order_relaxed);
+ atomic_fetch_add_explicit(&i64, -2020202020202020ll,
+ memory_order_relaxed);
+
+ REQUIRE(atomic_exchange_explicit(&byte, 0, memory_order_relaxed) ==
+ 22);
+ REQUIRE(atomic_exchange_explicit(&i16, 0, memory_order_relaxed) ==
+ 2222);
+ REQUIRE(atomic_exchange_explicit(&i32, 0, memory_order_relaxed) ==
+ 22222222);
+ REQUIRE(atomic_exchange_explicit(&i64, 0, memory_order_relaxed) ==
+ 2222222222222222ll);
+
+ REQUIRE(atomic_load_explicit(&byte, memory_order_relaxed) == 0);
+ REQUIRE(atomic_load_explicit(&i16, memory_order_relaxed) == 0);
+ REQUIRE(atomic_load_explicit(&i32, memory_order_relaxed) == 0);
+ REQUIRE(atomic_load_explicit(&i64, memory_order_relaxed) == 0ll);
+}
+
+TEST("atomic byte concurrency") {
+ ATOMIC(int8_t) foo;
+ ATOMIC(int8_t) bar;
+
+ atomic_store_explicit(&foo, 42, memory_order_relaxed);
+ atomic_store_explicit(&bar, 43, memory_order_relaxed);
+
+ thrd_t threads[THREAD_COUNT];
+ for (ptrdiff_t i = 0; i < THREAD_COUNT; i++)
+ thrd_create(threads + i, test_8_, (i % 2) ? &foo : &bar);
+ for (ptrdiff_t i = 0; i < THREAD_COUNT; i++)
+ thrd_join(threads[i], NULL);
+
+ REQUIRE(atomic_load_explicit(&foo, memory_order_relaxed) == 42);
+ REQUIRE(atomic_load_explicit(&bar, memory_order_relaxed) == 43);
+}
+
+static int test_16_(void *p) {
+ ATOMIC(int16_t) *x = (ATOMIC(int16_t) *) p;
+
+ for (ptrdiff_t i = 0; i < TICK_COUNT; i++) {
+ atomic_fetch_add_explicit(x, 2020, memory_order_relaxed);
+ thrd_yield();
+ atomic_fetch_add_explicit(x, 2222, memory_order_relaxed);
+ thrd_yield();
+ atomic_fetch_add_explicit(x, -4242, memory_order_relaxed);
+ thrd_yield();
+ }
+}
+
+TEST("atomic int16 concurrency") {
+ ATOMIC(int16_t) foo;
+ ATOMIC(int16_t) bar;
+
+ atomic_store_explicit(&foo, 42, memory_order_relaxed);
+ atomic_store_explicit(&bar, 43, memory_order_relaxed);
+
+ thrd_t threads[THREAD_COUNT];
+ for (ptrdiff_t i = 0; i < THREAD_COUNT; i++)
+ thrd_create(threads + i, test_16_, (i % 2) ? &foo : &bar);
+ for (ptrdiff_t i = 0; i < THREAD_COUNT; i++)
+ thrd_join(threads[i], NULL);
+
+ REQUIRE(atomic_load_explicit(&foo, memory_order_relaxed) == 42);
+ REQUIRE(atomic_load_explicit(&bar, memory_order_relaxed) == 43);
+}
+
+static int test_32_(void *p) {
+ ATOMIC(int32_t) *x = (ATOMIC(int32_t) *) p;
+
+ for (ptrdiff_t i = 0; i < TICK_COUNT; i++) {
+ atomic_fetch_add_explicit(x, 202020, memory_order_relaxed);
+ thrd_yield();
+ atomic_fetch_add_explicit(x, 222222, memory_order_relaxed);
+ thrd_yield();
+ atomic_fetch_add_explicit(x, -424242, memory_order_relaxed);
+ thrd_yield();
+ }
+}
+
+TEST("atomic int32 concurrency") {
+ ATOMIC(int32_t) foo;
+ ATOMIC(int32_t) bar;
+
+ atomic_store_explicit(&foo, 42, memory_order_relaxed);
+ atomic_store_explicit(&bar, 43, memory_order_relaxed);
+
+ thrd_t threads[THREAD_COUNT];
+ for (ptrdiff_t i = 0; i < THREAD_COUNT; i++)
+ thrd_create(threads + i, test_32_, (i % 2) ? &foo : &bar);
+ for (ptrdiff_t i = 0; i < THREAD_COUNT; i++)
+ thrd_join(threads[i], NULL);
+
+ REQUIRE(atomic_load_explicit(&foo, memory_order_relaxed) == 42);
+ REQUIRE(atomic_load_explicit(&bar, memory_order_relaxed) == 43);
+}
+
+static int test_64_(void *p) {
+ ATOMIC(int64_t) *x = (ATOMIC(int64_t) *) p;
+
+ for (ptrdiff_t i = 0; i < TICK_COUNT; i++) {
+ atomic_fetch_add_explicit(x, 20202020202020ll,
+ memory_order_relaxed);
+ thrd_yield();
+ atomic_fetch_add_explicit(x, 22222222222222ll,
+ memory_order_relaxed);
+ thrd_yield();
+ atomic_fetch_add_explicit(x, -42424242424242ll,
+ memory_order_relaxed);
+ thrd_yield();
+ }
+}
+
+TEST("atomic int64 concurrency") {
+ ATOMIC(int64_t) foo;
+ ATOMIC(int64_t) bar;
+
+ atomic_store_explicit(&foo, 42, memory_order_relaxed);
+ atomic_store_explicit(&bar, 43, memory_order_relaxed);
+
+ thrd_t threads[THREAD_COUNT];
+ for (ptrdiff_t i = 0; i < THREAD_COUNT; i++)
+ thrd_create(threads + i, test_64_, (i % 2) ? &foo : &bar);
+ for (ptrdiff_t i = 0; i < THREAD_COUNT; i++)
+ thrd_join(threads[i], NULL);
+
+ REQUIRE(atomic_load_explicit(&foo, memory_order_relaxed) == 42);
+ REQUIRE(atomic_load_explicit(&bar, memory_order_relaxed) == 43);
+}
diff --git a/source/test/unittests/condition_variable.test.c b/source/test/unittests/condition_variable.test.c
index 93389e9..c855b0c 100644
--- a/source/test/unittests/condition_variable.test.c
+++ b/source/test/unittests/condition_variable.test.c
@@ -1,4 +1,4 @@
-#include "../../kit/threads.h"
+#include "../../kit/condition_variable.h"
#define KIT_TEST_FILE condition_variable
#include "../../kit_test/test.h"
diff --git a/source/test/unittests/mutex.test.c b/source/test/unittests/mutex.test.c
index d7b209b..7cce6db 100644
--- a/source/test/unittests/mutex.test.c
+++ b/source/test/unittests/mutex.test.c
@@ -1,9 +1,9 @@
-#include "../../kit/threads.h"
+#include "../../kit/mutex.h"
#define KIT_TEST_FILE mutex
#include "../../kit_test/test.h"
-enum { THREAD_COUNT = 200 };
+enum { SLEEP = 200000000, TICK_COUNT = 200, THREAD_COUNT = 100 };
typedef struct {
mtx_t lock;
@@ -12,7 +12,7 @@ typedef struct {
static int test_run(void *data) {
test_data_t *x = (test_data_t *) data;
- for (int i = 0; i < 1000; i++) {
+ for (int i = 0; i < TICK_COUNT; i++) {
mtx_lock(&x->lock);
x->value += i;
@@ -28,18 +28,6 @@ static int test_run(void *data) {
return 0;
}
-int test_lock_for_2_sec(void *data) {
- mtx_t *m = (mtx_t *) data;
- mtx_lock(m);
-
- struct timespec sec = { .tv_sec = 2, .tv_nsec = 0 };
- thrd_sleep(&sec, NULL);
-
- mtx_unlock(m);
-
- return 0;
-}
-
TEST("mutex lock") {
test_data_t data;
thrd_t pool[THREAD_COUNT];
@@ -55,14 +43,26 @@ TEST("mutex lock") {
REQUIRE(data.value == 42);
}
+static int test_lock(void *data) {
+ mtx_t *m = (mtx_t *) data;
+ mtx_lock(m);
+
+ struct timespec sec = { .tv_sec = 0, .tv_nsec = SLEEP };
+ thrd_sleep(&sec, NULL);
+
+ mtx_unlock(m);
+
+ return 0;
+}
+
TEST("mutex try lock") {
mtx_t m;
REQUIRE(mtx_init(&m, mtx_plain) == thrd_success);
thrd_t t;
- REQUIRE(thrd_create(&t, test_lock_for_2_sec, &m) == thrd_success);
+ REQUIRE(thrd_create(&t, test_lock, &m) == thrd_success);
- struct timespec sec = { .tv_sec = 1, .tv_nsec = 0 };
+ struct timespec sec = { .tv_sec = 0, .tv_nsec = SLEEP / 2 };
REQUIRE(thrd_sleep(&sec, NULL) == thrd_success);
REQUIRE(mtx_trylock(&m) == thrd_busy);
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