remoting/base/auto_thread_unittest.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/bind.h"
   6 #include "base/files/file_path.h"
   7 #include "base/memory/ref_counted.h"
   8 #include "base/scoped_native_library.h"
   9 #include "remoting/base/auto_thread.h"
  10 #include "testing/gtest/include/gtest/gtest.h"
  11
  12 #if defined(OS_WIN)
  13 #include <objbase.h>
  14 #include "base/win/windows_version.h"
  15 #endif
  16
  17 namespace {
  18
  19 const char kThreadName[] = "Test thread";
  20
  21 void SetFlagTask(bool* success) {
  22   *success = true;
  23 }
  24
  25 void PostSetFlagTask(
  26     scoped_refptr<base::TaskRunner> task_runner,
  27     bool* success) {
  28   task_runner->PostTask(FROM_HERE, base::Bind(&SetFlagTask, success));
  29 }
  30
  31 #if defined(OS_WIN)
  32 void CheckComAptTypeTask(APTTYPE* apt_type_out, HRESULT* hresult) {
  33   typedef HRESULT (WINAPI * CoGetApartmentTypeFunc)
  34       (APTTYPE*, APTTYPEQUALIFIER*);
  35
  36   // CoGetApartmentType requires Windows 7 or above.
  37   if (base::win::GetVersion() < base::win::VERSION_WIN7) {
  38     *hresult = E_NOTIMPL;
  39     return;
  40   }
  41
  42   // Dynamic link to the API so the same test binary can run on older systems.
  43   base::ScopedNativeLibrary com_library(base::FilePath(L"ole32.dll"));
  44   ASSERT_TRUE(com_library.is_valid());
  45   CoGetApartmentTypeFunc co_get_apartment_type =
  46       static_cast<CoGetApartmentTypeFunc>(
  47           com_library.GetFunctionPointer("CoGetApartmentType"));
  48   ASSERT_TRUE(co_get_apartment_type != NULL);
  49
  50   APTTYPEQUALIFIER apt_type_qualifier;
  51   *hresult = (*co_get_apartment_type)(apt_type_out, &apt_type_qualifier);
  52 }
  53 #endif
  54
  55 }  // namespace
  56
  57 namespace remoting {
  58
  59 class AutoThreadTest : public testing::Test {
  60  public:
  61   AutoThreadTest() : message_loop_quit_correctly_(false) {
  62   }
  63
  64   void RunMessageLoop() {
  65     // Release |main_task_runner_|, then run |message_loop_| until other
  66     // references created in tests are gone.  We also post a delayed quit
  67     // task to |message_loop_| so the test will not hang on failure.
  68     main_task_runner_ = NULL;
  69     message_loop_.PostDelayedTask(FROM_HERE,
  70                                   base::MessageLoop::QuitClosure(),
  71                                   base::TimeDelta::FromSeconds(5));
  72     message_loop_.Run();
  73   }
  74
  75   virtual void SetUp() OVERRIDE {
  76     main_task_runner_ = new AutoThreadTaskRunner(
  77         message_loop_.message_loop_proxy(),
  78         base::Bind(&AutoThreadTest::QuitMainMessageLoop,
  79                    base::Unretained(this)));
  80   }
  81
  82   virtual void TearDown() OVERRIDE {
  83     // Verify that |message_loop_| was quit by the AutoThreadTaskRunner.
  84     EXPECT_TRUE(message_loop_quit_correctly_);
  85   }
  86
  87  protected:
  88   void QuitMainMessageLoop() {
  89     message_loop_quit_correctly_ = true;
  90     message_loop_.PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
  91   }
  92
  93   base::MessageLoop message_loop_;
  94   bool message_loop_quit_correctly_;
  95   scoped_refptr<AutoThreadTaskRunner> main_task_runner_;
  96 };
  97
  98 TEST_F(AutoThreadTest, StartAndStop) {
  99   // Create an AutoThread joined by our MessageLoop.
 100   scoped_refptr<base::TaskRunner> task_runner =
 101       AutoThread::Create(kThreadName, main_task_runner_);
 102   EXPECT_TRUE(task_runner.get());
 103
 104   task_runner = NULL;
 105   RunMessageLoop();
 106 }
 107
 108 TEST_F(AutoThreadTest, ProcessTask) {
 109   // Create an AutoThread joined by our MessageLoop.
 110   scoped_refptr<base::TaskRunner> task_runner =
 111       AutoThread::Create(kThreadName, main_task_runner_);
 112   EXPECT_TRUE(task_runner.get());
 113
 114   // Post a task to it.
 115   bool success = false;
 116   task_runner->PostTask(FROM_HERE, base::Bind(&SetFlagTask, &success));
 117
 118   task_runner = NULL;
 119   RunMessageLoop();
 120
 121   EXPECT_TRUE(success);
 122 }
 123
 124 TEST_F(AutoThreadTest, ThreadDependency) {
 125   // Create two AutoThreads joined by our MessageLoop.
 126   scoped_refptr<base::TaskRunner> task_runner1 =
 127       AutoThread::Create(kThreadName, main_task_runner_);
 128   EXPECT_TRUE(task_runner1.get());
 129   scoped_refptr<base::TaskRunner> task_runner2 =
 130       AutoThread::Create(kThreadName, main_task_runner_);
 131   EXPECT_TRUE(task_runner2.get());
 132
 133   // Post a task to thread 1 that will post a task to thread 2.
 134   bool success = false;
 135   task_runner1->PostTask(FROM_HERE,
 136       base::Bind(&PostSetFlagTask, task_runner2, &success));
 137
 138   task_runner1 = NULL;
 139   task_runner2 = NULL;
 140   RunMessageLoop();
 141
 142   EXPECT_TRUE(success);
 143 }
 144
 145 #if defined(OS_WIN)
 146 TEST_F(AutoThreadTest, ThreadWithComMta) {
 147   scoped_refptr<base::TaskRunner> task_runner =
 148       AutoThread::CreateWithLoopAndComInitTypes(kThreadName,
 149                                                 main_task_runner_,
 150                                                 base::MessageLoop::TYPE_DEFAULT,
 151                                                 AutoThread::COM_INIT_MTA);
 152   EXPECT_TRUE(task_runner.get());
 153
 154   // Post a task to query the COM apartment type.
 155   HRESULT hresult = E_FAIL;
 156   APTTYPE apt_type = APTTYPE_NA;
 157   task_runner->PostTask(FROM_HERE,
 158                         base::Bind(&CheckComAptTypeTask, &apt_type, &hresult));
 159
 160   task_runner = NULL;
 161   RunMessageLoop();
 162
 163   // CoGetApartmentType requires Windows 7 or above.
 164   if (base::win::GetVersion() >= base::win::VERSION_WIN7) {
 165     EXPECT_EQ(S_OK, hresult);
 166     EXPECT_EQ(APTTYPE_MTA, apt_type);
 167   } else {
 168     EXPECT_EQ(E_NOTIMPL, hresult);
 169   }
 170 }
 171
 172 TEST_F(AutoThreadTest, ThreadWithComSta) {
 173   scoped_refptr<base::TaskRunner> task_runner =
 174       AutoThread::CreateWithLoopAndComInitTypes(kThreadName,
 175                                                 main_task_runner_,
 176                                                 base::MessageLoop::TYPE_UI,
 177                                                 AutoThread::COM_INIT_STA);
 178   EXPECT_TRUE(task_runner.get());
 179
 180   // Post a task to query the COM apartment type.
 181   HRESULT hresult = E_FAIL;
 182   APTTYPE apt_type = APTTYPE_NA;
 183   task_runner->PostTask(FROM_HERE,
 184                         base::Bind(&CheckComAptTypeTask, &apt_type, &hresult));
 185
 186   task_runner = NULL;
 187   RunMessageLoop();
 188
 189   // CoGetApartmentType requires Windows 7 or above.
 190   if (base::win::GetVersion() >= base::win::VERSION_WIN7) {
 191     EXPECT_EQ(S_OK, hresult);
 192     // Whether the thread is the "main" STA apartment depends upon previous
 193     // COM activity in this test process, so allow both types here.
 194     EXPECT_TRUE(apt_type == APTTYPE_MAINSTA || apt_type == APTTYPE_STA);
 195   } else {
 196     EXPECT_EQ(E_NOTIMPL, hresult);
 197   }
 198 }
 199 #endif // defined(OS_WIN)
 200
 201 }  // namespace remoting