Move base to DEPS

base/message_loop/message_loop_unittest.cc

Index: base/message_loop/message_loop_unittest.cc
diff --git a/base/message_loop/message_loop_unittest.cc b/base/message_loop/message_loop_unittest.cc
deleted file mode 100644
index 9c1701756882febefde91d667e3b38312da8cb11..0000000000000000000000000000000000000000
--- a/base/message_loop/message_loop_unittest.cc
+++ /dev/null
@@ -1,1037 +0,0 @@
-// Copyright 2013 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 <vector>
-
-#include "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/compiler_specific.h"
-#include "base/logging.h"
-#include "base/memory/ref_counted.h"
-#include "base/message_loop/message_loop.h"
-#include "base/message_loop/message_loop_test.h"
-#include "base/pending_task.h"
-#include "base/posix/eintr_wrapper.h"
-#include "base/run_loop.h"
-#include "base/synchronization/waitable_event.h"
-#include "base/test/test_simple_task_runner.h"
-#include "base/thread_task_runner_handle.h"
-#include "base/threading/platform_thread.h"
-#include "base/threading/thread.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-#if defined(OS_WIN)
-#include "base/message_loop/message_pump_dispatcher.h"
-#include "base/message_loop/message_pump_win.h"
-#include "base/process/memory.h"
-#include "base/strings/string16.h"
-#include "base/win/scoped_handle.h"
-#endif
-
-namespace base {
-
-// TODO(darin): Platform-specific MessageLoop tests should be grouped together
-// to avoid chopping this file up with so many #ifdefs.
-
-namespace {
-
-scoped_ptr<MessagePump> TypeDefaultMessagePumpFactory() {
-  return MessageLoop::CreateMessagePumpForType(MessageLoop::TYPE_DEFAULT);
-}
-
-scoped_ptr<MessagePump> TypeIOMessagePumpFactory() {
-  return MessageLoop::CreateMessagePumpForType(MessageLoop::TYPE_IO);
-}
-
-scoped_ptr<MessagePump> TypeUIMessagePumpFactory() {
-  return MessageLoop::CreateMessagePumpForType(MessageLoop::TYPE_UI);
-}
-
-class Foo : public RefCounted<Foo> {
- public:
-  Foo() : test_count_(0) {
-  }
-
-  void Test1ConstRef(const std::string& a) {
-    ++test_count_;
-    result_.append(a);
-  }
-
-  int test_count() const { return test_count_; }
-  const std::string& result() const { return result_; }
-
- private:
-  friend class RefCounted<Foo>;
-
-  ~Foo() {}
-
-  int test_count_;
-  std::string result_;
-};
-
-#if defined(OS_WIN)
-
-// This function runs slowly to simulate a large amount of work being done.
-static void SlowFunc(TimeDelta pause, int* quit_counter) {
-    PlatformThread::Sleep(pause);
-    if (--(*quit_counter) == 0)
-      MessageLoop::current()->QuitWhenIdle();
-}
-
-// This function records the time when Run was called in a Time object, which is
-// useful for building a variety of MessageLoop tests.
-static void RecordRunTimeFunc(Time* run_time, int* quit_counter) {
-  *run_time = Time::Now();
-
-    // Cause our Run function to take some time to execute.  As a result we can
-    // count on subsequent RecordRunTimeFunc()s running at a future time,
-    // without worry about the resolution of our system clock being an issue.
-  SlowFunc(TimeDelta::FromMilliseconds(10), quit_counter);
-}
-
-void SubPumpFunc() {
-  MessageLoop::current()->SetNestableTasksAllowed(true);
-  MSG msg;
-  while (GetMessage(&msg, NULL, 0, 0)) {
-    TranslateMessage(&msg);
-    DispatchMessage(&msg);
-  }
-  MessageLoop::current()->QuitWhenIdle();
-}
-
-void RunTest_PostDelayedTask_SharedTimer_SubPump() {
-  MessageLoop loop(MessageLoop::TYPE_UI);
-
-  // Test that the interval of the timer, used to run the next delayed task, is
-  // set to a value corresponding to when the next delayed task should run.
-
-  // By setting num_tasks to 1, we ensure that the first task to run causes the
-  // run loop to exit.
-  int num_tasks = 1;
-  Time run_time;
-
-  loop.PostTask(FROM_HERE, Bind(&SubPumpFunc));
-
-  // This very delayed task should never run.
-  loop.PostDelayedTask(
-      FROM_HERE,
-      Bind(&RecordRunTimeFunc, &run_time, &num_tasks),
-      TimeDelta::FromSeconds(1000));
-
-  // This slightly delayed task should run from within SubPumpFunc).
-  loop.PostDelayedTask(
-      FROM_HERE,
-      Bind(&PostQuitMessage, 0),
-      TimeDelta::FromMilliseconds(10));
-
-  Time start_time = Time::Now();
-
-  loop.Run();
-  EXPECT_EQ(1, num_tasks);
-
-  // Ensure that we ran in far less time than the slower timer.
-  TimeDelta total_time = Time::Now() - start_time;
-  EXPECT_GT(5000, total_time.InMilliseconds());
-
-  // In case both timers somehow run at nearly the same time, sleep a little
-  // and then run all pending to force them both to have run.  This is just
-  // encouraging flakiness if there is any.
-  PlatformThread::Sleep(TimeDelta::FromMilliseconds(100));
-  RunLoop().RunUntilIdle();
-
-  EXPECT_TRUE(run_time.is_null());
-}
-
-const wchar_t kMessageBoxTitle[] = L"MessageLoop Unit Test";
-
-enum TaskType {
-  MESSAGEBOX,
-  ENDDIALOG,
-  RECURSIVE,
-  TIMEDMESSAGELOOP,
-  QUITMESSAGELOOP,
-  ORDERED,
-  PUMPS,
-  SLEEP,
-  RUNS,
-};
-
-// Saves the order in which the tasks executed.
-struct TaskItem {
-  TaskItem(TaskType t, int c, bool s)
-      : type(t),
-        cookie(c),
-        start(s) {
-  }
-
-  TaskType type;
-  int cookie;
-  bool start;
-
-  bool operator == (const TaskItem& other) const {
-    return type == other.type && cookie == other.cookie && start == other.start;
-  }
-};
-
-std::ostream& operator <<(std::ostream& os, TaskType type) {
-  switch (type) {
-  case MESSAGEBOX:        os << "MESSAGEBOX"; break;
-  case ENDDIALOG:         os << "ENDDIALOG"; break;
-  case RECURSIVE:         os << "RECURSIVE"; break;
-  case TIMEDMESSAGELOOP:  os << "TIMEDMESSAGELOOP"; break;
-  case QUITMESSAGELOOP:   os << "QUITMESSAGELOOP"; break;
-  case ORDERED:          os << "ORDERED"; break;
-  case PUMPS:             os << "PUMPS"; break;
-  case SLEEP:             os << "SLEEP"; break;
-  default:
-    NOTREACHED();
-    os << "Unknown TaskType";
-    break;
-  }
-  return os;
-}
-
-std::ostream& operator <<(std::ostream& os, const TaskItem& item) {
-  if (item.start)
-    return os << item.type << " " << item.cookie << " starts";
-  else
-    return os << item.type << " " << item.cookie << " ends";
-}
-
-class TaskList {
- public:
-  void RecordStart(TaskType type, int cookie) {
-    TaskItem item(type, cookie, true);
-    DVLOG(1) << item;
-    task_list_.push_back(item);
-  }
-
-  void RecordEnd(TaskType type, int cookie) {
-    TaskItem item(type, cookie, false);
-    DVLOG(1) << item;
-    task_list_.push_back(item);
-  }
-
-  size_t Size() {
-    return task_list_.size();
-  }
-
-  TaskItem Get(int n)  {
-    return task_list_[n];
-  }
-
- private:
-  std::vector<TaskItem> task_list_;
-};
-
-// MessageLoop implicitly start a "modal message loop". Modal dialog boxes,
-// common controls (like OpenFile) and StartDoc printing function can cause
-// implicit message loops.
-void MessageBoxFunc(TaskList* order, int cookie, bool is_reentrant) {
-  order->RecordStart(MESSAGEBOX, cookie);
-  if (is_reentrant)
-    MessageLoop::current()->SetNestableTasksAllowed(true);
-  MessageBox(NULL, L"Please wait...", kMessageBoxTitle, MB_OK);
-  order->RecordEnd(MESSAGEBOX, cookie);
-}
-
-// Will end the MessageBox.
-void EndDialogFunc(TaskList* order, int cookie) {
-  order->RecordStart(ENDDIALOG, cookie);
-  HWND window = GetActiveWindow();
-  if (window != NULL) {
-    EXPECT_NE(EndDialog(window, IDCONTINUE), 0);
-    // Cheap way to signal that the window wasn't found if RunEnd() isn't
-    // called.
-    order->RecordEnd(ENDDIALOG, cookie);
-  }
-}
-
-void RecursiveFunc(TaskList* order, int cookie, int depth,
-                   bool is_reentrant) {
-  order->RecordStart(RECURSIVE, cookie);
-  if (depth > 0) {
-    if (is_reentrant)
-      MessageLoop::current()->SetNestableTasksAllowed(true);
-    MessageLoop::current()->PostTask(
-        FROM_HERE,
-        Bind(&RecursiveFunc, order, cookie, depth - 1, is_reentrant));
-  }
-  order->RecordEnd(RECURSIVE, cookie);
-}
-
-void QuitFunc(TaskList* order, int cookie) {
-  order->RecordStart(QUITMESSAGELOOP, cookie);
-  MessageLoop::current()->QuitWhenIdle();
-  order->RecordEnd(QUITMESSAGELOOP, cookie);
-}
-
-void RecursiveFuncWin(MessageLoop* target,
-                      HANDLE event,
-                      bool expect_window,
-                      TaskList* order,
-                      bool is_reentrant) {
-  target->PostTask(FROM_HERE,
-                   Bind(&RecursiveFunc, order, 1, 2, is_reentrant));
-  target->PostTask(FROM_HERE,
-                   Bind(&MessageBoxFunc, order, 2, is_reentrant));
-  target->PostTask(FROM_HERE,
-                   Bind(&RecursiveFunc, order, 3, 2, is_reentrant));
-  // The trick here is that for recursive task processing, this task will be
-  // ran _inside_ the MessageBox message loop, dismissing the MessageBox
-  // without a chance.
-  // For non-recursive task processing, this will be executed _after_ the
-  // MessageBox will have been dismissed by the code below, where
-  // expect_window_ is true.
-  target->PostTask(FROM_HERE,
-                   Bind(&EndDialogFunc, order, 4));
-  target->PostTask(FROM_HERE,
-                   Bind(&QuitFunc, order, 5));
-
-  // Enforce that every tasks are sent before starting to run the main thread
-  // message loop.
-  ASSERT_TRUE(SetEvent(event));
-
-  // Poll for the MessageBox. Don't do this at home! At the speed we do it,
-  // you will never realize one MessageBox was shown.
-  for (; expect_window;) {
-    HWND window = FindWindow(L"#32770", kMessageBoxTitle);
-    if (window) {
-      // Dismiss it.
-      for (;;) {
-        HWND button = FindWindowEx(window, NULL, L"Button", NULL);
-        if (button != NULL) {
-          EXPECT_EQ(0, SendMessage(button, WM_LBUTTONDOWN, 0, 0));
-          EXPECT_EQ(0, SendMessage(button, WM_LBUTTONUP, 0, 0));
-          break;
-        }
-      }
-      break;
-    }
-  }
-}
-
-// TODO(darin): These tests need to be ported since they test critical
-// message loop functionality.
-
-// A side effect of this test is the generation a beep. Sorry.
-void RunTest_RecursiveDenial2(MessageLoop::Type message_loop_type) {
-  MessageLoop loop(message_loop_type);
-
-  Thread worker("RecursiveDenial2_worker");
-  Thread::Options options;
-  options.message_loop_type = message_loop_type;
-  ASSERT_EQ(true, worker.StartWithOptions(options));
-  TaskList order;
-  win::ScopedHandle event(CreateEvent(NULL, FALSE, FALSE, NULL));
-  worker.message_loop()->PostTask(FROM_HERE,
-                                  Bind(&RecursiveFuncWin,
-                                             MessageLoop::current(),
-                                             event.Get(),
-                                             true,
-                                             &order,
-                                             false));
-  // Let the other thread execute.
-  WaitForSingleObject(event.Get(), INFINITE);
-  MessageLoop::current()->Run();
-
-  ASSERT_EQ(order.Size(), 17);
-  EXPECT_EQ(order.Get(0), TaskItem(RECURSIVE, 1, true));
-  EXPECT_EQ(order.Get(1), TaskItem(RECURSIVE, 1, false));
-  EXPECT_EQ(order.Get(2), TaskItem(MESSAGEBOX, 2, true));
-  EXPECT_EQ(order.Get(3), TaskItem(MESSAGEBOX, 2, false));
-  EXPECT_EQ(order.Get(4), TaskItem(RECURSIVE, 3, true));
-  EXPECT_EQ(order.Get(5), TaskItem(RECURSIVE, 3, false));
-  // When EndDialogFunc is processed, the window is already dismissed, hence no
-  // "end" entry.
-  EXPECT_EQ(order.Get(6), TaskItem(ENDDIALOG, 4, true));
-  EXPECT_EQ(order.Get(7), TaskItem(QUITMESSAGELOOP, 5, true));
-  EXPECT_EQ(order.Get(8), TaskItem(QUITMESSAGELOOP, 5, false));
-  EXPECT_EQ(order.Get(9), TaskItem(RECURSIVE, 1, true));
-  EXPECT_EQ(order.Get(10), TaskItem(RECURSIVE, 1, false));
-  EXPECT_EQ(order.Get(11), TaskItem(RECURSIVE, 3, true));
-  EXPECT_EQ(order.Get(12), TaskItem(RECURSIVE, 3, false));
-  EXPECT_EQ(order.Get(13), TaskItem(RECURSIVE, 1, true));
-  EXPECT_EQ(order.Get(14), TaskItem(RECURSIVE, 1, false));
-  EXPECT_EQ(order.Get(15), TaskItem(RECURSIVE, 3, true));
-  EXPECT_EQ(order.Get(16), TaskItem(RECURSIVE, 3, false));
-}
-
-// A side effect of this test is the generation a beep. Sorry.  This test also
-// needs to process windows messages on the current thread.
-void RunTest_RecursiveSupport2(MessageLoop::Type message_loop_type) {
-  MessageLoop loop(message_loop_type);
-
-  Thread worker("RecursiveSupport2_worker");
-  Thread::Options options;
-  options.message_loop_type = message_loop_type;
-  ASSERT_EQ(true, worker.StartWithOptions(options));
-  TaskList order;
-  win::ScopedHandle event(CreateEvent(NULL, FALSE, FALSE, NULL));
-  worker.message_loop()->PostTask(FROM_HERE,
-                                  Bind(&RecursiveFuncWin,
-                                             MessageLoop::current(),
-                                             event.Get(),
-                                             false,
-                                             &order,
-                                             true));
-  // Let the other thread execute.
-  WaitForSingleObject(event.Get(), INFINITE);
-  MessageLoop::current()->Run();
-
-  ASSERT_EQ(order.Size(), 18);
-  EXPECT_EQ(order.Get(0), TaskItem(RECURSIVE, 1, true));
-  EXPECT_EQ(order.Get(1), TaskItem(RECURSIVE, 1, false));
-  EXPECT_EQ(order.Get(2), TaskItem(MESSAGEBOX, 2, true));
-  // Note that this executes in the MessageBox modal loop.
-  EXPECT_EQ(order.Get(3), TaskItem(RECURSIVE, 3, true));
-  EXPECT_EQ(order.Get(4), TaskItem(RECURSIVE, 3, false));
-  EXPECT_EQ(order.Get(5), TaskItem(ENDDIALOG, 4, true));
-  EXPECT_EQ(order.Get(6), TaskItem(ENDDIALOG, 4, false));
-  EXPECT_EQ(order.Get(7), TaskItem(MESSAGEBOX, 2, false));
-  /* The order can subtly change here. The reason is that when RecursiveFunc(1)
-     is called in the main thread, if it is faster than getting to the
-     PostTask(FROM_HERE, Bind(&QuitFunc) execution, the order of task
-     execution can change. We don't care anyway that the order isn't correct.
-  EXPECT_EQ(order.Get(8), TaskItem(QUITMESSAGELOOP, 5, true));
-  EXPECT_EQ(order.Get(9), TaskItem(QUITMESSAGELOOP, 5, false));
-  EXPECT_EQ(order.Get(10), TaskItem(RECURSIVE, 1, true));
-  EXPECT_EQ(order.Get(11), TaskItem(RECURSIVE, 1, false));
-  */
-  EXPECT_EQ(order.Get(12), TaskItem(RECURSIVE, 3, true));
-  EXPECT_EQ(order.Get(13), TaskItem(RECURSIVE, 3, false));
-  EXPECT_EQ(order.Get(14), TaskItem(RECURSIVE, 1, true));
-  EXPECT_EQ(order.Get(15), TaskItem(RECURSIVE, 1, false));
-  EXPECT_EQ(order.Get(16), TaskItem(RECURSIVE, 3, true));
-  EXPECT_EQ(order.Get(17), TaskItem(RECURSIVE, 3, false));
-}
-
-#endif  // defined(OS_WIN)
-
-void PostNTasksThenQuit(int posts_remaining) {
-  if (posts_remaining > 1) {
-    MessageLoop::current()->PostTask(
-        FROM_HERE,
-        Bind(&PostNTasksThenQuit, posts_remaining - 1));
-  } else {
-    MessageLoop::current()->QuitWhenIdle();
-  }
-}
-
-#if defined(OS_WIN)
-
-class DispatcherImpl : public MessagePumpDispatcher {
- public:
-  DispatcherImpl() : dispatch_count_(0) {}
-
-  uint32_t Dispatch(const NativeEvent& msg) override {
-    ::TranslateMessage(&msg);
-    ::DispatchMessage(&msg);
-    // Do not count WM_TIMER since it is not what we post and it will cause
-    // flakiness.
-    if (msg.message != WM_TIMER)
-      ++dispatch_count_;
-    // We treat WM_LBUTTONUP as the last message.
-    return msg.message == WM_LBUTTONUP ? POST_DISPATCH_QUIT_LOOP
-                                       : POST_DISPATCH_NONE;
-  }
-
-  int dispatch_count_;
-};
-
-void MouseDownUp() {
-  PostMessage(NULL, WM_LBUTTONDOWN, 0, 0);
-  PostMessage(NULL, WM_LBUTTONUP, 'A', 0);
-}
-
-void RunTest_Dispatcher(MessageLoop::Type message_loop_type) {
-  MessageLoop loop(message_loop_type);
-
-  MessageLoop::current()->PostDelayedTask(
-      FROM_HERE,
-      Bind(&MouseDownUp),
-      TimeDelta::FromMilliseconds(100));
-  DispatcherImpl dispatcher;
-  RunLoop run_loop(&dispatcher);
-  run_loop.Run();
-  ASSERT_EQ(2, dispatcher.dispatch_count_);
-}
-
-LRESULT CALLBACK MsgFilterProc(int code, WPARAM wparam, LPARAM lparam) {
-  if (code == MessagePumpForUI::kMessageFilterCode) {
-    MSG* msg = reinterpret_cast<MSG*>(lparam);
-    if (msg->message == WM_LBUTTONDOWN)
-      return TRUE;
-  }
-  return FALSE;
-}
-
-void RunTest_DispatcherWithMessageHook(MessageLoop::Type message_loop_type) {
-  MessageLoop loop(message_loop_type);
-
-  MessageLoop::current()->PostDelayedTask(
-      FROM_HERE,
-      Bind(&MouseDownUp),
-      TimeDelta::FromMilliseconds(100));
-  HHOOK msg_hook = SetWindowsHookEx(WH_MSGFILTER,
-                                    MsgFilterProc,
-                                    NULL,
-                                    GetCurrentThreadId());
-  DispatcherImpl dispatcher;
-  RunLoop run_loop(&dispatcher);
-  run_loop.Run();
-  ASSERT_EQ(1, dispatcher.dispatch_count_);
-  UnhookWindowsHookEx(msg_hook);
-}
-
-class TestIOHandler : public MessageLoopForIO::IOHandler {
- public:
-  TestIOHandler(const wchar_t* name, HANDLE signal, bool wait);
-
-  void OnIOCompleted(MessageLoopForIO::IOContext* context,
-                     DWORD bytes_transfered,
-                     DWORD error) override;
-
-  void Init();
-  void WaitForIO();
-  OVERLAPPED* context() { return &context_.overlapped; }
-  DWORD size() { return sizeof(buffer_); }
-
- private:
-  char buffer_[48];
-  MessageLoopForIO::IOContext context_;
-  HANDLE signal_;
-  win::ScopedHandle file_;
-  bool wait_;
-};
-
-TestIOHandler::TestIOHandler(const wchar_t* name, HANDLE signal, bool wait)
-    : signal_(signal), wait_(wait) {
-  memset(buffer_, 0, sizeof(buffer_));
-  memset(&context_, 0, sizeof(context_));
-  context_.handler = this;
-
-  file_.Set(CreateFile(name, GENERIC_READ, 0, NULL, OPEN_EXISTING,
-                       FILE_FLAG_OVERLAPPED, NULL));
-  EXPECT_TRUE(file_.IsValid());
-}
-
-void TestIOHandler::Init() {
-  MessageLoopForIO::current()->RegisterIOHandler(file_.Get(), this);
-
-  DWORD read;
-  EXPECT_FALSE(ReadFile(file_.Get(), buffer_, size(), &read, context()));
-  EXPECT_EQ(ERROR_IO_PENDING, GetLastError());
-  if (wait_)
-    WaitForIO();
-}
-
-void TestIOHandler::OnIOCompleted(MessageLoopForIO::IOContext* context,
-                                  DWORD bytes_transfered, DWORD error) {
-  ASSERT_TRUE(context == &context_);
-  ASSERT_TRUE(SetEvent(signal_));
-}
-
-void TestIOHandler::WaitForIO() {
-  EXPECT_TRUE(MessageLoopForIO::current()->WaitForIOCompletion(300, this));
-  EXPECT_TRUE(MessageLoopForIO::current()->WaitForIOCompletion(400, this));
-}
-
-void RunTest_IOHandler() {
-  win::ScopedHandle callback_called(CreateEvent(NULL, TRUE, FALSE, NULL));
-  ASSERT_TRUE(callback_called.IsValid());
-
-  const wchar_t* kPipeName = L"\\\\.\\pipe\\iohandler_pipe";
-  win::ScopedHandle server(
-      CreateNamedPipe(kPipeName, PIPE_ACCESS_OUTBOUND, 0, 1, 0, 0, 0, NULL));
-  ASSERT_TRUE(server.IsValid());
-
-  Thread thread("IOHandler test");
-  Thread::Options options;
-  options.message_loop_type = MessageLoop::TYPE_IO;
-  ASSERT_TRUE(thread.StartWithOptions(options));
-
-  MessageLoop* thread_loop = thread.message_loop();
-  ASSERT_TRUE(NULL != thread_loop);
-
-  TestIOHandler handler(kPipeName, callback_called.Get(), false);
-  thread_loop->PostTask(FROM_HERE, Bind(&TestIOHandler::Init,
-                                              Unretained(&handler)));
-  // Make sure the thread runs and sleeps for lack of work.
-  PlatformThread::Sleep(TimeDelta::FromMilliseconds(100));
-
-  const char buffer[] = "Hello there!";
-  DWORD written;
-  EXPECT_TRUE(WriteFile(server.Get(), buffer, sizeof(buffer), &written, NULL));
-
-  DWORD result = WaitForSingleObject(callback_called.Get(), 1000);
-  EXPECT_EQ(WAIT_OBJECT_0, result);
-
-  thread.Stop();
-}
-
-void RunTest_WaitForIO() {
-  win::ScopedHandle callback1_called(
-      CreateEvent(NULL, TRUE, FALSE, NULL));
-  win::ScopedHandle callback2_called(
-      CreateEvent(NULL, TRUE, FALSE, NULL));
-  ASSERT_TRUE(callback1_called.IsValid());
-  ASSERT_TRUE(callback2_called.IsValid());
-
-  const wchar_t* kPipeName1 = L"\\\\.\\pipe\\iohandler_pipe1";
-  const wchar_t* kPipeName2 = L"\\\\.\\pipe\\iohandler_pipe2";
-  win::ScopedHandle server1(
-      CreateNamedPipe(kPipeName1, PIPE_ACCESS_OUTBOUND, 0, 1, 0, 0, 0, NULL));
-  win::ScopedHandle server2(
-      CreateNamedPipe(kPipeName2, PIPE_ACCESS_OUTBOUND, 0, 1, 0, 0, 0, NULL));
-  ASSERT_TRUE(server1.IsValid());
-  ASSERT_TRUE(server2.IsValid());
-
-  Thread thread("IOHandler test");
-  Thread::Options options;
-  options.message_loop_type = MessageLoop::TYPE_IO;
-  ASSERT_TRUE(thread.StartWithOptions(options));
-
-  MessageLoop* thread_loop = thread.message_loop();
-  ASSERT_TRUE(NULL != thread_loop);
-
-  TestIOHandler handler1(kPipeName1, callback1_called.Get(), false);
-  TestIOHandler handler2(kPipeName2, callback2_called.Get(), true);
-  thread_loop->PostTask(FROM_HERE, Bind(&TestIOHandler::Init,
-                                              Unretained(&handler1)));
-  // TODO(ajwong): Do we really need such long Sleeps in ths function?
-  // Make sure the thread runs and sleeps for lack of work.
-  TimeDelta delay = TimeDelta::FromMilliseconds(100);
-  PlatformThread::Sleep(delay);
-  thread_loop->PostTask(FROM_HERE, Bind(&TestIOHandler::Init,
-                                              Unretained(&handler2)));
-  PlatformThread::Sleep(delay);
-
-  // At this time handler1 is waiting to be called, and the thread is waiting
-  // on the Init method of handler2, filtering only handler2 callbacks.
-
-  const char buffer[] = "Hello there!";
-  DWORD written;
-  EXPECT_TRUE(WriteFile(server1.Get(), buffer, sizeof(buffer), &written, NULL));
-  PlatformThread::Sleep(2 * delay);
-  EXPECT_EQ(WAIT_TIMEOUT, WaitForSingleObject(callback1_called.Get(), 0)) <<
-      "handler1 has not been called";
-
-  EXPECT_TRUE(WriteFile(server2.Get(), buffer, sizeof(buffer), &written, NULL));
-
-  HANDLE objects[2] = { callback1_called.Get(), callback2_called.Get() };
-  DWORD result = WaitForMultipleObjects(2, objects, TRUE, 1000);
-  EXPECT_EQ(WAIT_OBJECT_0, result);
-
-  thread.Stop();
-}
-
-#endif  // defined(OS_WIN)
-
-}  // namespace
-
-//-----------------------------------------------------------------------------
-// Each test is run against each type of MessageLoop.  That way we are sure
-// that message loops work properly in all configurations.  Of course, in some
-// cases, a unit test may only be for a particular type of loop.
-
-RUN_MESSAGE_LOOP_TESTS(Default, &TypeDefaultMessagePumpFactory);
-RUN_MESSAGE_LOOP_TESTS(UI, &TypeUIMessagePumpFactory);
-RUN_MESSAGE_LOOP_TESTS(IO, &TypeIOMessagePumpFactory);
-
-#if defined(OS_WIN)
-TEST(MessageLoopTest, PostDelayedTask_SharedTimer_SubPump) {
-  RunTest_PostDelayedTask_SharedTimer_SubPump();
-}
-
-// This test occasionally hangs http://crbug.com/44567
-TEST(MessageLoopTest, DISABLED_RecursiveDenial2) {
-  RunTest_RecursiveDenial2(MessageLoop::TYPE_DEFAULT);
-  RunTest_RecursiveDenial2(MessageLoop::TYPE_UI);
-  RunTest_RecursiveDenial2(MessageLoop::TYPE_IO);
-}
-
-TEST(MessageLoopTest, RecursiveSupport2) {
-  // This test requires a UI loop
-  RunTest_RecursiveSupport2(MessageLoop::TYPE_UI);
-}
-#endif  // defined(OS_WIN)
-
-class DummyTaskObserver : public MessageLoop::TaskObserver {
- public:
-  explicit DummyTaskObserver(int num_tasks)
-      : num_tasks_started_(0),
-        num_tasks_processed_(0),
-        num_tasks_(num_tasks) {}
-
-  ~DummyTaskObserver() override {}
-
-  void WillProcessTask(const PendingTask& pending_task) override {
-    num_tasks_started_++;
-    EXPECT_LE(num_tasks_started_, num_tasks_);
-    EXPECT_EQ(num_tasks_started_, num_tasks_processed_ + 1);
-  }
-
-  void DidProcessTask(const PendingTask& pending_task) override {
-    num_tasks_processed_++;
-    EXPECT_LE(num_tasks_started_, num_tasks_);
-    EXPECT_EQ(num_tasks_started_, num_tasks_processed_);
-  }
-
-  int num_tasks_started() const { return num_tasks_started_; }
-  int num_tasks_processed() const { return num_tasks_processed_; }
-
- private:
-  int num_tasks_started_;
-  int num_tasks_processed_;
-  const int num_tasks_;
-
-  DISALLOW_COPY_AND_ASSIGN(DummyTaskObserver);
-};
-
-TEST(MessageLoopTest, TaskObserver) {
-  const int kNumPosts = 6;
-  DummyTaskObserver observer(kNumPosts);
-
-  MessageLoop loop;
-  loop.AddTaskObserver(&observer);
-  loop.PostTask(FROM_HERE, Bind(&PostNTasksThenQuit, kNumPosts));
-  loop.Run();
-  loop.RemoveTaskObserver(&observer);
-
-  EXPECT_EQ(kNumPosts, observer.num_tasks_started());
-  EXPECT_EQ(kNumPosts, observer.num_tasks_processed());
-}
-
-#if defined(OS_WIN)
-TEST(MessageLoopTest, Dispatcher) {
-  // This test requires a UI loop
-  RunTest_Dispatcher(MessageLoop::TYPE_UI);
-}
-
-TEST(MessageLoopTest, DispatcherWithMessageHook) {
-  // This test requires a UI loop
-  RunTest_DispatcherWithMessageHook(MessageLoop::TYPE_UI);
-}
-
-TEST(MessageLoopTest, IOHandler) {
-  RunTest_IOHandler();
-}
-
-TEST(MessageLoopTest, WaitForIO) {
-  RunTest_WaitForIO();
-}
-
-TEST(MessageLoopTest, HighResolutionTimer) {
-  MessageLoop loop;
-  Time::EnableHighResolutionTimer(true);
-
-  const TimeDelta kFastTimer = TimeDelta::FromMilliseconds(5);
-  const TimeDelta kSlowTimer = TimeDelta::FromMilliseconds(100);
-
-  EXPECT_FALSE(loop.HasHighResolutionTasks());
-  // Post a fast task to enable the high resolution timers.
-  loop.PostDelayedTask(FROM_HERE, Bind(&PostNTasksThenQuit, 1),
-                       kFastTimer);
-  EXPECT_TRUE(loop.HasHighResolutionTasks());
-  loop.Run();
-  EXPECT_FALSE(loop.HasHighResolutionTasks());
-  EXPECT_FALSE(Time::IsHighResolutionTimerInUse());
-  // Check that a slow task does not trigger the high resolution logic.
-  loop.PostDelayedTask(FROM_HERE, Bind(&PostNTasksThenQuit, 1),
-                       kSlowTimer);
-  EXPECT_FALSE(loop.HasHighResolutionTasks());
-  loop.Run();
-  EXPECT_FALSE(loop.HasHighResolutionTasks());
-  Time::EnableHighResolutionTimer(false);
-}
-
-#endif  // defined(OS_WIN)
-
-#if defined(OS_POSIX) && !defined(OS_NACL)
-
-namespace {
-
-class QuitDelegate : public MessageLoopForIO::Watcher {
- public:
-  void OnFileCanWriteWithoutBlocking(int fd) override {
-    MessageLoop::current()->QuitWhenIdle();
-  }
-  void OnFileCanReadWithoutBlocking(int fd) override {
-    MessageLoop::current()->QuitWhenIdle();
-  }
-};
-
-TEST(MessageLoopTest, FileDescriptorWatcherOutlivesMessageLoop) {
-  // Simulate a MessageLoop that dies before an FileDescriptorWatcher.
-  // This could happen when people use the Singleton pattern or atexit.
-
-  // Create a file descriptor.  Doesn't need to be readable or writable,
-  // as we don't need to actually get any notifications.
-  // pipe() is just the easiest way to do it.
-  int pipefds[2];
-  int err = pipe(pipefds);
-  ASSERT_EQ(0, err);
-  int fd = pipefds[1];
-  {
-    // Arrange for controller to live longer than message loop.
-    MessageLoopForIO::FileDescriptorWatcher controller;
-    {
-      MessageLoopForIO message_loop;
-
-      QuitDelegate delegate;
-      message_loop.WatchFileDescriptor(fd,
-          true, MessageLoopForIO::WATCH_WRITE, &controller, &delegate);
-      // and don't run the message loop, just destroy it.
-    }
-  }
-  if (IGNORE_EINTR(close(pipefds[0])) < 0)
-    PLOG(ERROR) << "close";
-  if (IGNORE_EINTR(close(pipefds[1])) < 0)
-    PLOG(ERROR) << "close";
-}
-
-TEST(MessageLoopTest, FileDescriptorWatcherDoubleStop) {
-  // Verify that it's ok to call StopWatchingFileDescriptor().
-  // (Errors only showed up in valgrind.)
-  int pipefds[2];
-  int err = pipe(pipefds);
-  ASSERT_EQ(0, err);
-  int fd = pipefds[1];
-  {
-    // Arrange for message loop to live longer than controller.
-    MessageLoopForIO message_loop;
-    {
-      MessageLoopForIO::FileDescriptorWatcher controller;
-
-      QuitDelegate delegate;
-      message_loop.WatchFileDescriptor(fd,
-          true, MessageLoopForIO::WATCH_WRITE, &controller, &delegate);
-      controller.StopWatchingFileDescriptor();
-    }
-  }
-  if (IGNORE_EINTR(close(pipefds[0])) < 0)
-    PLOG(ERROR) << "close";
-  if (IGNORE_EINTR(close(pipefds[1])) < 0)
-    PLOG(ERROR) << "close";
-}
-
-}  // namespace
-
-#endif  // defined(OS_POSIX) && !defined(OS_NACL)
-
-namespace {
-// Inject a test point for recording the destructor calls for Closure objects
-// send to MessageLoop::PostTask(). It is awkward usage since we are trying to
-// hook the actual destruction, which is not a common operation.
-class DestructionObserverProbe :
-  public RefCounted<DestructionObserverProbe> {
- public:
-  DestructionObserverProbe(bool* task_destroyed,
-                           bool* destruction_observer_called)
-      : task_destroyed_(task_destroyed),
-        destruction_observer_called_(destruction_observer_called) {
-  }
-  virtual void Run() {
-    // This task should never run.
-    ADD_FAILURE();
-  }
- private:
-  friend class RefCounted<DestructionObserverProbe>;
-
-  virtual ~DestructionObserverProbe() {
-    EXPECT_FALSE(*destruction_observer_called_);
-    *task_destroyed_ = true;
-  }
-
-  bool* task_destroyed_;
-  bool* destruction_observer_called_;
-};
-
-class MLDestructionObserver : public MessageLoop::DestructionObserver {
- public:
-  MLDestructionObserver(bool* task_destroyed, bool* destruction_observer_called)
-      : task_destroyed_(task_destroyed),
-        destruction_observer_called_(destruction_observer_called),
-        task_destroyed_before_message_loop_(false) {
-  }
-  void WillDestroyCurrentMessageLoop() override {
-    task_destroyed_before_message_loop_ = *task_destroyed_;
-    *destruction_observer_called_ = true;
-  }
-  bool task_destroyed_before_message_loop() const {
-    return task_destroyed_before_message_loop_;
-  }
- private:
-  bool* task_destroyed_;
-  bool* destruction_observer_called_;
-  bool task_destroyed_before_message_loop_;
-};
-
-}  // namespace
-
-TEST(MessageLoopTest, DestructionObserverTest) {
-  // Verify that the destruction observer gets called at the very end (after
-  // all the pending tasks have been destroyed).
-  MessageLoop* loop = new MessageLoop;
-  const TimeDelta kDelay = TimeDelta::FromMilliseconds(100);
-
-  bool task_destroyed = false;
-  bool destruction_observer_called = false;
-
-  MLDestructionObserver observer(&task_destroyed, &destruction_observer_called);
-  loop->AddDestructionObserver(&observer);
-  loop->PostDelayedTask(
-      FROM_HERE,
-      Bind(&DestructionObserverProbe::Run,
-                 new DestructionObserverProbe(&task_destroyed,
-                                              &destruction_observer_called)),
-      kDelay);
-  delete loop;
-  EXPECT_TRUE(observer.task_destroyed_before_message_loop());
-  // The task should have been destroyed when we deleted the loop.
-  EXPECT_TRUE(task_destroyed);
-  EXPECT_TRUE(destruction_observer_called);
-}
-
-
-// Verify that MessageLoop sets ThreadMainTaskRunner::current() and it
-// posts tasks on that message loop.
-TEST(MessageLoopTest, ThreadMainTaskRunner) {
-  MessageLoop loop;
-
-  scoped_refptr<Foo> foo(new Foo());
-  std::string a("a");
-  ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, Bind(
-      &Foo::Test1ConstRef, foo.get(), a));
-
-  // Post quit task;
-  MessageLoop::current()->PostTask(FROM_HERE, Bind(
-      &MessageLoop::Quit, Unretained(MessageLoop::current())));
-
-  // Now kick things off
-  MessageLoop::current()->Run();
-
-  EXPECT_EQ(foo->test_count(), 1);
-  EXPECT_EQ(foo->result(), "a");
-}
-
-TEST(MessageLoopTest, IsType) {
-  MessageLoop loop(MessageLoop::TYPE_UI);
-  EXPECT_TRUE(loop.IsType(MessageLoop::TYPE_UI));
-  EXPECT_FALSE(loop.IsType(MessageLoop::TYPE_IO));
-  EXPECT_FALSE(loop.IsType(MessageLoop::TYPE_DEFAULT));
-}
-
-#if defined(OS_WIN)
-void EmptyFunction() {}
-
-void PostMultipleTasks() {
-  MessageLoop::current()->PostTask(FROM_HERE, base::Bind(&EmptyFunction));
-  MessageLoop::current()->PostTask(FROM_HERE, base::Bind(&EmptyFunction));
-}
-
-static const int kSignalMsg = WM_USER + 2;
-
-void PostWindowsMessage(HWND message_hwnd) {
-  PostMessage(message_hwnd, kSignalMsg, 0, 2);
-}
-
-void EndTest(bool* did_run, HWND hwnd) {
-  *did_run = true;
-  PostMessage(hwnd, WM_CLOSE, 0, 0);
-}
-
-int kMyMessageFilterCode = 0x5002;
-
-LRESULT CALLBACK TestWndProcThunk(HWND hwnd, UINT message,
-                                  WPARAM wparam, LPARAM lparam) {
-  if (message == WM_CLOSE)
-    EXPECT_TRUE(DestroyWindow(hwnd));
-  if (message != kSignalMsg)
-    return DefWindowProc(hwnd, message, wparam, lparam);
-
-  switch (lparam) {
-  case 1:
-    // First, we post a task that will post multiple no-op tasks to make sure
-    // that the pump's incoming task queue does not become empty during the
-    // test.
-    MessageLoop::current()->PostTask(FROM_HERE, base::Bind(&PostMultipleTasks));
-    // Next, we post a task that posts a windows message to trigger the second
-    // stage of the test.
-    MessageLoop::current()->PostTask(FROM_HERE,
-                                     base::Bind(&PostWindowsMessage, hwnd));
-    break;
-  case 2:
-    // Since we're about to enter a modal loop, tell the message loop that we
-    // intend to nest tasks.
-    MessageLoop::current()->SetNestableTasksAllowed(true);
-    bool did_run = false;
-    MessageLoop::current()->PostTask(FROM_HERE,
-                                     base::Bind(&EndTest, &did_run, hwnd));
-    // Run a nested windows-style message loop and verify that our task runs. If
-    // it doesn't, then we'll loop here until the test times out.
-    MSG msg;
-    while (GetMessage(&msg, 0, 0, 0)) {
-      if (!CallMsgFilter(&msg, kMyMessageFilterCode))
-        DispatchMessage(&msg);
-      // If this message is a WM_CLOSE, explicitly exit the modal loop. Posting
-      // a WM_QUIT should handle this, but unfortunately MessagePumpWin eats
-      // WM_QUIT messages even when running inside a modal loop.
-      if (msg.message == WM_CLOSE)
-        break;
-    }
-    EXPECT_TRUE(did_run);
-    MessageLoop::current()->Quit();
-    break;
-  }
-  return 0;
-}
-
-TEST(MessageLoopTest, AlwaysHaveUserMessageWhenNesting) {
-  MessageLoop loop(MessageLoop::TYPE_UI);
-  HINSTANCE instance = GetModuleFromAddress(&TestWndProcThunk);
-  WNDCLASSEX wc = {0};
-  wc.cbSize = sizeof(wc);
-  wc.lpfnWndProc = TestWndProcThunk;
-  wc.hInstance = instance;
-  wc.lpszClassName = L"MessageLoopTest_HWND";
-  ATOM atom = RegisterClassEx(&wc);
-  ASSERT_TRUE(atom);
-
-  HWND message_hwnd = CreateWindow(MAKEINTATOM(atom), 0, 0, 0, 0, 0, 0,
-                                   HWND_MESSAGE, 0, instance, 0);
-  ASSERT_TRUE(message_hwnd) << GetLastError();
-
-  ASSERT_TRUE(PostMessage(message_hwnd, kSignalMsg, 0, 1));
-
-  loop.Run();
-
-  ASSERT_TRUE(UnregisterClass(MAKEINTATOM(atom), instance));
-}
-#endif  // defined(OS_WIN)
-
-TEST(MessageLoopTest, SetTaskRunner) {
-  MessageLoop loop;
-  scoped_refptr<SingleThreadTaskRunner> new_runner(new TestSimpleTaskRunner());
-
-  loop.SetTaskRunner(new_runner);
-  EXPECT_EQ(new_runner, loop.task_runner());
-  EXPECT_EQ(new_runner, ThreadTaskRunnerHandle::Get());
-}
-
-TEST(MessageLoopTest, OriginalRunnerWorks) {
-  MessageLoop loop;
-  scoped_refptr<SingleThreadTaskRunner> new_runner(new TestSimpleTaskRunner());
-  scoped_refptr<SingleThreadTaskRunner> original_runner(loop.task_runner());
-  loop.SetTaskRunner(new_runner);
-
-  scoped_refptr<Foo> foo(new Foo());
-  original_runner->PostTask(FROM_HERE,
-                            Bind(&Foo::Test1ConstRef, foo.get(), "a"));
-  loop.RunUntilIdle();
-  EXPECT_EQ(1, foo->test_count());
-}
-
-}  // namespace base