chore: import upstream snapshot with attribution

2026-07-13 13:29:29 +08:00
commit f52cf32e56
1718 changed files with 366293 additions and 0 deletions
@@ -0,0 +1,42 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "butil/threading/thread_id_name_manager.h"
+
+#include "butil/threading/platform_thread.h"
+#include <gtest/gtest.h>
+
+typedef testing::Test ThreadIdNameManagerTest;
+
+namespace {
+
+TEST_F(ThreadIdNameManagerTest, ThreadNameInterning) {
+  butil::ThreadIdNameManager* manager = butil::ThreadIdNameManager::GetInstance();
+
+  butil::PlatformThreadId a_id = butil::PlatformThread::CurrentId();
+  butil::PlatformThread::SetName("First Name");
+  std::string version = manager->GetName(a_id);
+
+  butil::PlatformThread::SetName("New name");
+  EXPECT_NE(version, manager->GetName(a_id));
+  butil::PlatformThread::SetName("");
+}
+
+TEST_F(ThreadIdNameManagerTest, ResettingNameKeepsCorrectInternedValue) {
+  butil::ThreadIdNameManager* manager = butil::ThreadIdNameManager::GetInstance();
+
+  butil::PlatformThreadId a_id = butil::PlatformThread::CurrentId();
+  butil::PlatformThread::SetName("Test Name");
+  std::string version = manager->GetName(a_id);
+
+  butil::PlatformThread::SetName("New name");
+  EXPECT_NE(version, manager->GetName(a_id));
+
+  butil::PlatformThread::SetName("Test Name");
+  EXPECT_EQ(version, manager->GetName(a_id));
+
+  butil::PlatformThread::SetName("");
+}
+
+}  // namespace