Merge pull request #63141 from reduz/implement-thread-runner

1 files changed, 158 insertions, 0 deletions

diff --git a/tests/core/threads/test_worker_thread_pool.h b/tests/core/threads/test_worker_thread_pool.h
new file mode 100644
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+++ b/tests/core/threads/test_worker_thread_pool.h
@@ -0,0 +1,158 @@
+/*************************************************************************/
+/*  test_worker_thread_pool.h                                            */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifndef TEST_WORKER_THREAD_POOL_H
+#define TEST_WORKER_THREAD_POOL_H
+
+#include "core/object/worker_thread_pool.h"
+
+#include "tests/test_macros.h"
+
+namespace TestWorkerThreadPool {
+
+int u32scmp(const char32_t *l, const char32_t *r) {
+	for (; *l == *r && *l && *r; l++, r++) {
+		// Continue.
+	}
+	return *l - *r;
+}
+
+static void static_test(void *p_arg) {
+	SafeNumeric<uint32_t> *counter = (SafeNumeric<uint32_t> *)p_arg;
+	counter->increment();
+}
+
+static SafeNumeric<uint32_t> callable_counter;
+
+static void static_callable_test() {
+	callable_counter.increment();
+}
+
+TEST_CASE("[WorkerThreadPool] Process 256 threads using native task") {
+	const int count = 256;
+	SafeNumeric<uint32_t> counter;
+	WorkerThreadPool::TaskID tasks[count];
+	for (int i = 0; i < count; i++) {
+		tasks[i] = WorkerThreadPool::get_singleton()->add_native_task(static_test, &counter, true);
+	}
+	for (int i = 0; i < count; i++) {
+		WorkerThreadPool::get_singleton()->wait_for_task_completion(tasks[i]);
+	}
+
+	CHECK(counter.get() == count);
+}
+
+TEST_CASE("[WorkerThreadPool] Process 256 threads using native low priority") {
+	const int count = 256;
+	SafeNumeric<uint32_t> counter = SafeNumeric<uint32_t>(0);
+	WorkerThreadPool::TaskID tasks[count];
+	for (int i = 0; i < count; i++) {
+		tasks[i] = WorkerThreadPool::get_singleton()->add_native_task(static_test, &counter, false);
+	}
+	for (int i = 0; i < count; i++) {
+		WorkerThreadPool::get_singleton()->wait_for_task_completion(tasks[i]);
+	}
+
+	CHECK(counter.get() == count);
+}
+
+TEST_CASE("[WorkerThreadPool] Process 256 threads using callable") {
+	const int count = 256;
+	WorkerThreadPool::TaskID tasks[count];
+	callable_counter.set(0);
+	for (int i = 0; i < count; i++) {
+		tasks[i] = WorkerThreadPool::get_singleton()->add_task(callable_mp_static(static_callable_test), true);
+	}
+	for (int i = 0; i < count; i++) {
+		WorkerThreadPool::get_singleton()->wait_for_task_completion(tasks[i]);
+	}
+
+	CHECK(callable_counter.get() == count);
+}
+
+TEST_CASE("[WorkerThreadPool] Process 256 threads using callable low priority") {
+	const int count = 256;
+	WorkerThreadPool::TaskID tasks[count];
+	callable_counter.set(0);
+	for (int i = 0; i < count; i++) {
+		tasks[i] = WorkerThreadPool::get_singleton()->add_task(callable_mp_static(static_callable_test), false);
+	}
+	for (int i = 0; i < count; i++) {
+		WorkerThreadPool::get_singleton()->wait_for_task_completion(tasks[i]);
+	}
+
+	CHECK(callable_counter.get() == count);
+}
+
+static void static_group_test(void *p_arg, uint32_t p_index) {
+	SafeNumeric<uint32_t> *counter = (SafeNumeric<uint32_t> *)p_arg;
+	counter->exchange_if_greater(p_index);
+}
+
+TEST_CASE("[WorkerThreadPool] Process 256 elements on native task group") {
+	const int count = 256;
+	SafeNumeric<uint32_t> counter;
+	WorkerThreadPool::GroupID group = WorkerThreadPool::get_singleton()->add_native_group_task(static_group_test, &counter, count, -1, true);
+	WorkerThreadPool::get_singleton()->wait_for_group_task_completion(group);
+	CHECK(counter.get() == count - 1);
+}
+
+TEST_CASE("[WorkerThreadPool] Process 256 elements on native task group low priority") {
+	const int count = 256;
+	SafeNumeric<uint32_t> counter;
+	WorkerThreadPool::GroupID group = WorkerThreadPool::get_singleton()->add_native_group_task(static_group_test, &counter, count, -1, false);
+	WorkerThreadPool::get_singleton()->wait_for_group_task_completion(group);
+	CHECK(counter.get() == count - 1);
+}
+
+static SafeNumeric<uint32_t> callable_group_counter;
+
+static void static_callable_group_test(uint32_t p_index) {
+	callable_group_counter.exchange_if_greater(p_index);
+}
+
+TEST_CASE("[WorkerThreadPool] Process 256 elements on native task group") {
+	const int count = 256;
+	WorkerThreadPool::GroupID group = WorkerThreadPool::get_singleton()->add_group_task(callable_mp_static(static_callable_group_test), count, -1, true);
+	WorkerThreadPool::get_singleton()->wait_for_group_task_completion(group);
+	CHECK(callable_group_counter.get() == count - 1);
+}
+
+TEST_CASE("[WorkerThreadPool] Process 256 elements on native task group low priority") {
+	const int count = 256;
+	callable_group_counter.set(0);
+	WorkerThreadPool::GroupID group = WorkerThreadPool::get_singleton()->add_group_task(callable_mp_static(static_callable_group_test), count, -1, false);
+	WorkerThreadPool::get_singleton()->wait_for_group_task_completion(group);
+	CHECK(callable_group_counter.get() == count - 1);
+}
+
+} // namespace TestWorkerThreadPool
+
+#endif // TEST_WORKER_THREAD_POOL_H