Convert //base to use std::unique_ptr

base/message_loop/message_pump_libevent_unittest.cc

 // 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/message_loop/message_pump_libevent.h"
 
 #include <unistd.h>
 
+#include <memory>
+
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/files/file_util.h"
-#include "base/memory/scoped_ptr.h"
+#include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/posix/eintr_wrapper.h"
 #include "base/run_loop.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/synchronization/waitable_event_watcher.h"
 #include "base/third_party/libevent/event.h"
 #include "base/threading/thread.h"
 #include "build/build_config.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ skipping 25 matching lines @@
     return static_cast<MessageLoopForIO*>(io_thread_.message_loop());
   }
 
   void OnLibeventNotification(
       MessagePumpLibevent* pump,
       MessagePumpLibevent::FileDescriptorWatcher* controller) {
     pump->OnLibeventNotification(0, EV_WRITE | EV_READ, controller);
   }
 
   int pipefds_[2];
-  scoped_ptr<MessageLoop> ui_loop_;
+  std::unique_ptr<MessageLoop> ui_loop_;
 
  private:
   Thread io_thread_;
 };
 
 namespace {
 
 // Concrete implementation of MessagePumpLibevent::Watcher that does
 // nothing useful.
 class StupidWatcher : public MessagePumpLibevent::Watcher {
@@ skipping 19 matching lines @@
   MessagePumpLibevent::FileDescriptorWatcher watcher;
   StupidWatcher delegate;
 
   ASSERT_DEATH(io_loop()->WatchFileDescriptor(
       STDOUT_FILENO, false, MessageLoopForIO::WATCH_READ, &watcher, &delegate),
       "Check failed: "
       "watch_file_descriptor_caller_checker_.CalledOnValidThread\\(\\)");
 }
 
 TEST_F(MessagePumpLibeventTest, QuitOutsideOfRun) {
-  scoped_ptr<MessagePumpLibevent> pump(new MessagePumpLibevent);
+  std::unique_ptr<MessagePumpLibevent> pump(new MessagePumpLibevent);
   ASSERT_DEATH(pump->Quit(), "Check failed: in_run_. "
                              "Quit was called outside of Run!");
 }
 
 #endif  // GTEST_HAS_DEATH_TEST && !defined(NDEBUG)
 
 class BaseWatcher : public MessagePumpLibevent::Watcher {
  public:
   explicit BaseWatcher(MessagePumpLibevent::FileDescriptorWatcher* controller)
       : controller_(controller) {
@@ skipping 19 matching lines @@
   ~DeleteWatcher() override { DCHECK(!controller_); }
 
   void OnFileCanWriteWithoutBlocking(int /* fd */) override {
     DCHECK(controller_);
     delete controller_;
     controller_ = NULL;
   }
 };
 
 TEST_F(MessagePumpLibeventTest, DeleteWatcher) {
-  scoped_ptr<MessagePumpLibevent> pump(new MessagePumpLibevent);
+  std::unique_ptr<MessagePumpLibevent> pump(new MessagePumpLibevent);
   MessagePumpLibevent::FileDescriptorWatcher* watcher =
       new MessagePumpLibevent::FileDescriptorWatcher;
   DeleteWatcher delegate(watcher);
   pump->WatchFileDescriptor(pipefds_[1],
       false, MessagePumpLibevent::WATCH_READ_WRITE, watcher, &delegate);
 
   // Spoof a libevent notification.
   OnLibeventNotification(pump.get(), watcher);
 }
 
 class StopWatcher : public BaseWatcher {
  public:
   explicit StopWatcher(
       MessagePumpLibevent::FileDescriptorWatcher* controller)
       : BaseWatcher(controller) {}
 
   ~StopWatcher() override {}
 
   void OnFileCanWriteWithoutBlocking(int /* fd */) override {
     controller_->StopWatchingFileDescriptor();
   }
 };
 
 TEST_F(MessagePumpLibeventTest, StopWatcher) {
-  scoped_ptr<MessagePumpLibevent> pump(new MessagePumpLibevent);
+  std::unique_ptr<MessagePumpLibevent> pump(new MessagePumpLibevent);
   MessagePumpLibevent::FileDescriptorWatcher watcher;
   StopWatcher delegate(&watcher);
   pump->WatchFileDescriptor(pipefds_[1],
       false, MessagePumpLibevent::WATCH_READ_WRITE, &watcher, &delegate);
 
   // Spoof a libevent notification.
   OnLibeventNotification(pump.get(), &watcher);
 }
 
 void QuitMessageLoopAndStart(const Closure& quit_closure) {
@@ skipping 14 matching lines @@
     RunLoop runloop;
     MessageLoop::current()->PostTask(FROM_HERE, Bind(&QuitMessageLoopAndStart,
                                                      runloop.QuitClosure()));
     runloop.Run();
   }
 
   void OnFileCanWriteWithoutBlocking(int /* fd */) override {}
 };
 
 TEST_F(MessagePumpLibeventTest, NestedPumpWatcher) {
-  scoped_ptr<MessagePumpLibevent> pump(new MessagePumpLibevent);
+  std::unique_ptr<MessagePumpLibevent> pump(new MessagePumpLibevent);
   MessagePumpLibevent::FileDescriptorWatcher watcher;
   NestedPumpWatcher delegate;
   pump->WatchFileDescriptor(pipefds_[1],
       false, MessagePumpLibevent::WATCH_READ, &watcher, &delegate);
 
   // Spoof a libevent notification.
   OnLibeventNotification(pump.get(), &watcher);
 }
 
 void FatalClosure() {
@@ skipping 26 matching lines @@
   ASSERT_TRUE(WriteFileDescriptor(fd, buf, size));
 }
 
 // Tests that MessagePumpLibevent quits immediately when it is quit from
 // libevent's event_base_loop().
 TEST_F(MessagePumpLibeventTest, QuitWatcher) {
   // Delete the old MessageLoop so that we can manage our own one here.
   ui_loop_.reset();
 
   MessagePumpLibevent* pump = new MessagePumpLibevent;  // owned by |loop|.
-  MessageLoop loop(make_scoped_ptr(pump));
+  MessageLoop loop(WrapUnique(pump));
   RunLoop run_loop;
   MessagePumpLibevent::FileDescriptorWatcher controller;
   QuitWatcher delegate(&controller, &run_loop);
   WaitableEvent event(false /* manual_reset */, false /* initially_signaled */);
-  scoped_ptr<WaitableEventWatcher> watcher(new WaitableEventWatcher);
+  std::unique_ptr<WaitableEventWatcher> watcher(new WaitableEventWatcher);
 
   // Tell the pump to watch the pipe.
   pump->WatchFileDescriptor(pipefds_[0], false, MessagePumpLibevent::WATCH_READ,
                             &controller, &delegate);
 
   // Make the IO thread wait for |event| before writing to pipefds[1].
   const char buf = 0;
   const WaitableEventWatcher::EventCallback write_fd_task =
       Bind(&WriteFDWrapper, pipefds_[1], &buf, 1);
   io_loop()->PostTask(FROM_HERE,
                       Bind(IgnoreResult(&WaitableEventWatcher::StartWatching),
                            Unretained(watcher.get()), &event, write_fd_task));
 
   // Queue |event| to signal on |loop|.
   loop.PostTask(FROM_HERE, Bind(&WaitableEvent::Signal, Unretained(&event)));
 
   // Now run the MessageLoop.
   run_loop.Run();
 
   // StartWatching can move |watcher| to IO thread. Release on IO thread.
   io_loop()->PostTask(FROM_HERE, Bind(&WaitableEventWatcher::StopWatching,
                                       Owned(watcher.release())));
 }
 
 }  // namespace
 
 }  // namespace base