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// 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 "base/threading/thread_id_name_manager.h"
#include "base/threading/platform_thread.h"
#include "base/threading/thread.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
typedef PlatformTest ThreadIdNameManagerTest;
namespace {
const char kAThread[] = "a thread";
const char kBThread[] = "b thread";
TEST_F(ThreadIdNameManagerTest, AddThreads) {
base::ThreadIdNameManager* manager = base::ThreadIdNameManager::GetInstance();
base::Thread thread_a(kAThread);
base::Thread thread_b(kBThread);
thread_a.StartAndWaitForTesting();
thread_b.StartAndWaitForTesting();
EXPECT_STREQ(kAThread, manager->GetName(thread_a.thread_id()));
EXPECT_STREQ(kBThread, manager->GetName(thread_b.thread_id()));
thread_b.Stop();
thread_a.Stop();
}
TEST_F(ThreadIdNameManagerTest, RemoveThreads) {
base::ThreadIdNameManager* manager = base::ThreadIdNameManager::GetInstance();
base::Thread thread_a(kAThread);
thread_a.StartAndWaitForTesting();
{
base::Thread thread_b(kBThread);
thread_b.StartAndWaitForTesting();
thread_b.Stop();
}
EXPECT_STREQ(kAThread, manager->GetName(thread_a.thread_id()));
thread_a.Stop();
EXPECT_STREQ("", manager->GetName(thread_a.thread_id()));
}
TEST_F(ThreadIdNameManagerTest, RestartThread) {
base::ThreadIdNameManager* manager = base::ThreadIdNameManager::GetInstance();
base::Thread thread_a(kAThread);
thread_a.StartAndWaitForTesting();
base::PlatformThreadId a_id = thread_a.thread_id();
EXPECT_STREQ(kAThread, manager->GetName(a_id));
thread_a.Stop();
thread_a.StartAndWaitForTesting();
EXPECT_STREQ("", manager->GetName(a_id));
EXPECT_STREQ(kAThread, manager->GetName(thread_a.thread_id()));
thread_a.Stop();
}
TEST_F(ThreadIdNameManagerTest, ThreadNameInterning) {
base::ThreadIdNameManager* manager = base::ThreadIdNameManager::GetInstance();
base::PlatformThreadId a_id = base::PlatformThread::CurrentId();
base::PlatformThread::SetName("First Name");
std::string version = manager->GetName(a_id);
base::PlatformThread::SetName("New name");
EXPECT_NE(version, manager->GetName(a_id));
base::PlatformThread::SetName("");
}
TEST_F(ThreadIdNameManagerTest, ResettingNameKeepsCorrectInternedValue) {
base::ThreadIdNameManager* manager = base::ThreadIdNameManager::GetInstance();
base::PlatformThreadId a_id = base::PlatformThread::CurrentId();
base::PlatformThread::SetName("Test Name");
std::string version = manager->GetName(a_id);
base::PlatformThread::SetName("New name");
EXPECT_NE(version, manager->GetName(a_id));
base::PlatformThread::SetName("Test Name");
EXPECT_EQ(version, manager->GetName(a_id));
base::PlatformThread::SetName("");
}
} // namespace
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