update_attempter_unittest.cc - chromiumos/platform/update_engine - Git at Google

 // Copyright (c) 2010 The Chromium OS 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/file_util.h>
 #include <gtest/gtest.h>

 #include "update_engine/action_mock.h"
 #include "update_engine/action_processor_mock.h"
 #include "update_engine/filesystem_copier_action.h"
 #include "update_engine/mock_dbus_interface.h"
 #include "update_engine/mock_http_fetcher.h"
 #include "update_engine/postinstall_runner_action.h"
 #include "update_engine/prefs_mock.h"
 #include "update_engine/test_utils.h"
 #include "update_engine/update_attempter.h"
 #include "update_engine/update_check_scheduler.h"

 using std::string;
 using testing::_;
 using testing::DoAll;
 using testing::InSequence;
 using testing::Ne;
 using testing::NiceMock;
 using testing::Property;
 using testing::Return;
 using testing::SetArgumentPointee;

 namespace chromeos_update_engine {

 // Test a subclass rather than the main class directly so that we can mock out
 // methods within the class. There're explicit unit tests for the mocked out
 // methods.
 class UpdateAttempterUnderTest : public UpdateAttempter {
  public:
   explicit UpdateAttempterUnderTest(MockDbusGlib* dbus)
       : UpdateAttempter(NULL, NULL, dbus) {}
 };

 class UpdateAttempterTest : public ::testing::Test {
  protected:
   UpdateAttempterTest() : attempter_(&dbus_), loop_(NULL) {}
   virtual void SetUp() {
     EXPECT_EQ(NULL, attempter_.dbus_service_);
     EXPECT_EQ(NULL, attempter_.prefs_);
     EXPECT_EQ(NULL, attempter_.metrics_lib_);
     EXPECT_EQ(NULL, attempter_.update_check_scheduler_);
     EXPECT_EQ(0, attempter_.http_response_code_);
     EXPECT_EQ(utils::kProcessPriorityNormal, attempter_.priority_);
     EXPECT_EQ(NULL, attempter_.manage_priority_source_);
     EXPECT_FALSE(attempter_.download_active_);
     EXPECT_EQ(UPDATE_STATUS_IDLE, attempter_.status_);
     EXPECT_EQ(0.0, attempter_.download_progress_);
     EXPECT_EQ(0, attempter_.last_checked_time_);
     EXPECT_EQ("0.0.0.0", attempter_.new_version_);
     EXPECT_EQ(0, attempter_.new_size_);
     EXPECT_FALSE(attempter_.is_full_update_);
     processor_ = new ActionProcessorMock();
     attempter_.processor_.reset(processor_);  // Transfers ownership.
     attempter_.prefs_ = &prefs_;
   }

   void UpdateTestStart();
   void UpdateTestVerify();
   static gboolean StaticUpdateTestStart(gpointer data);
   static gboolean StaticUpdateTestVerify(gpointer data);

   MockDbusGlib dbus_;
   UpdateAttempterUnderTest attempter_;
   ActionProcessorMock* processor_;
   NiceMock<PrefsMock> prefs_;
   GMainLoop* loop_;
 };

 TEST_F(UpdateAttempterTest, ActionCompletedDownloadTest) {
   scoped_ptr<MockHttpFetcher> fetcher(new MockHttpFetcher("", 0, NULL));
   fetcher->FailTransfer(503);  // Sets the HTTP response code.
   DownloadAction action(&prefs_, fetcher.release());
   EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _)).Times(0);
   attempter_.ActionCompleted(NULL, &action, kActionCodeSuccess);
   EXPECT_EQ(503, attempter_.http_response_code());
   EXPECT_EQ(UPDATE_STATUS_FINALIZING, attempter_.status());
   ASSERT_TRUE(attempter_.error_event_.get() == NULL);
 }

 TEST_F(UpdateAttempterTest, ActionCompletedErrorTest) {
   ActionMock action;
   EXPECT_CALL(action, Type()).WillRepeatedly(Return("ActionMock"));
   attempter_.status_ = UPDATE_STATUS_DOWNLOADING;
   EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _))
       .WillOnce(Return(false));
   attempter_.ActionCompleted(NULL, &action, kActionCodeError);
   ASSERT_TRUE(attempter_.error_event_.get() != NULL);
 }

 TEST_F(UpdateAttempterTest, ActionCompletedOmahaRequestTest) {
   scoped_ptr<MockHttpFetcher> fetcher(new MockHttpFetcher("", 0, NULL));
   fetcher->FailTransfer(500);  // Sets the HTTP response code.
   OmahaRequestParams params;
   OmahaRequestAction action(&prefs_, params, NULL, fetcher.release());
   ObjectCollectorAction<OmahaResponse> collector_action;
   BondActions(&action, &collector_action);
   OmahaResponse response;
   response.poll_interval = 234;
   action.SetOutputObject(response);
   UpdateCheckScheduler scheduler(&attempter_);
   attempter_.set_update_check_scheduler(&scheduler);
   EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _)).Times(0);
   attempter_.ActionCompleted(NULL, &action, kActionCodeSuccess);
   EXPECT_EQ(500, attempter_.http_response_code());
   EXPECT_EQ(UPDATE_STATUS_IDLE, attempter_.status());
   EXPECT_EQ(234, scheduler.poll_interval());
   ASSERT_TRUE(attempter_.error_event_.get() == NULL);
 }

 TEST_F(UpdateAttempterTest, RunAsRootConstructWithUpdatedMarkerTest) {
   extern const char* kUpdateCompletedMarker;
   const FilePath kMarker(kUpdateCompletedMarker);
   EXPECT_EQ(0, file_util::WriteFile(kMarker, "", 0));
   MockDbusGlib dbus;
   UpdateAttempterUnderTest attempter(&dbus);
   EXPECT_EQ(UPDATE_STATUS_UPDATED_NEED_REBOOT, attempter.status());
   EXPECT_TRUE(file_util::Delete(kMarker, false));
 }

 TEST_F(UpdateAttempterTest, GetErrorCodeForActionTest) {
   extern ActionExitCode GetErrorCodeForAction(AbstractAction* action,
                                               ActionExitCode code);
   EXPECT_EQ(kActionCodeSuccess,
             GetErrorCodeForAction(NULL, kActionCodeSuccess));

   OmahaRequestParams params;
   OmahaRequestAction omaha_request_action(NULL, params, NULL, NULL);
   EXPECT_EQ(kActionCodeOmahaRequestError,
             GetErrorCodeForAction(&omaha_request_action, kActionCodeError));
   OmahaResponseHandlerAction omaha_response_handler_action(&prefs_);
   EXPECT_EQ(kActionCodeOmahaResponseHandlerError,
             GetErrorCodeForAction(&omaha_response_handler_action,
                                   kActionCodeError));
   FilesystemCopierAction filesystem_copier_action(false, false);
   EXPECT_EQ(kActionCodeFilesystemCopierError,
             GetErrorCodeForAction(&filesystem_copier_action, kActionCodeError));
   PostinstallRunnerAction postinstall_runner_action;
   EXPECT_EQ(kActionCodePostinstallRunnerError,
             GetErrorCodeForAction(&postinstall_runner_action,
                                   kActionCodeError));
   ActionMock action_mock;
   EXPECT_CALL(action_mock, Type()).Times(1).WillOnce(Return("ActionMock"));
   EXPECT_EQ(kActionCodeError,
             GetErrorCodeForAction(&action_mock, kActionCodeError));
 }

 TEST_F(UpdateAttempterTest, DisableDeltaUpdateIfNeededTest) {
   attempter_.omaha_request_params_.delta_okay = true;
   EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _))
       .WillOnce(Return(false));
   attempter_.DisableDeltaUpdateIfNeeded();
   EXPECT_TRUE(attempter_.omaha_request_params_.delta_okay);
   EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _))
       .WillOnce(DoAll(
           SetArgumentPointee<1>(UpdateAttempter::kMaxDeltaUpdateFailures - 1),
           Return(true)));
   attempter_.DisableDeltaUpdateIfNeeded();
   EXPECT_TRUE(attempter_.omaha_request_params_.delta_okay);
   EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _))
       .WillOnce(DoAll(
           SetArgumentPointee<1>(UpdateAttempter::kMaxDeltaUpdateFailures),
           Return(true)));
   attempter_.DisableDeltaUpdateIfNeeded();
   EXPECT_FALSE(attempter_.omaha_request_params_.delta_okay);
   EXPECT_CALL(prefs_, GetInt64(_, _)).Times(0);
   attempter_.DisableDeltaUpdateIfNeeded();
   EXPECT_FALSE(attempter_.omaha_request_params_.delta_okay);
 }

 TEST_F(UpdateAttempterTest, MarkDeltaUpdateFailureTest) {
   attempter_.is_full_update_ = false;
   EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _))
       .WillOnce(Return(false))
       .WillOnce(DoAll(SetArgumentPointee<1>(-1), Return(true)))
       .WillOnce(DoAll(SetArgumentPointee<1>(1), Return(true)))
       .WillOnce(DoAll(
           SetArgumentPointee<1>(UpdateAttempter::kMaxDeltaUpdateFailures),
           Return(true)));
   EXPECT_CALL(prefs_, SetInt64(Ne(kPrefsDeltaUpdateFailures), _))
       .WillRepeatedly(Return(true));
   EXPECT_CALL(prefs_, SetInt64(kPrefsDeltaUpdateFailures, 1)).Times(2);
   EXPECT_CALL(prefs_, SetInt64(kPrefsDeltaUpdateFailures, 2)).Times(1);
   EXPECT_CALL(prefs_, SetInt64(kPrefsDeltaUpdateFailures,
                                UpdateAttempter::kMaxDeltaUpdateFailures + 1))
       .Times(1);
   for (int i = 0; i < 4; i ++)
     attempter_.MarkDeltaUpdateFailure();
 }

 TEST_F(UpdateAttempterTest, ScheduleErrorEventActionNoEventTest) {
   EXPECT_CALL(*processor_, EnqueueAction(_)).Times(0);
   EXPECT_CALL(*processor_, StartProcessing()).Times(0);
   attempter_.ScheduleErrorEventAction();
 }

 TEST_F(UpdateAttempterTest, ScheduleErrorEventActionTest) {
   EXPECT_CALL(*processor_,
               EnqueueAction(Property(&AbstractAction::Type,
                                      OmahaRequestAction::StaticType())))
       .Times(1);
   EXPECT_CALL(*processor_, StartProcessing()).Times(1);
   attempter_.error_event_.reset(new OmahaEvent(OmahaEvent::kTypeUpdateComplete,
                                                OmahaEvent::kResultError,
                                                kActionCodeError));
   attempter_.ScheduleErrorEventAction();
   EXPECT_EQ(UPDATE_STATUS_REPORTING_ERROR_EVENT, attempter_.status());
 }

 TEST_F(UpdateAttempterTest, UpdateStatusToStringTest) {
   extern const char* UpdateStatusToString(UpdateStatus);
   EXPECT_STREQ("UPDATE_STATUS_IDLE", UpdateStatusToString(UPDATE_STATUS_IDLE));
   EXPECT_STREQ("UPDATE_STATUS_CHECKING_FOR_UPDATE",
                UpdateStatusToString(UPDATE_STATUS_CHECKING_FOR_UPDATE));
   EXPECT_STREQ("UPDATE_STATUS_UPDATE_AVAILABLE",
                UpdateStatusToString(UPDATE_STATUS_UPDATE_AVAILABLE));
   EXPECT_STREQ("UPDATE_STATUS_DOWNLOADING",
                UpdateStatusToString(UPDATE_STATUS_DOWNLOADING));
   EXPECT_STREQ("UPDATE_STATUS_VERIFYING",
                UpdateStatusToString(UPDATE_STATUS_VERIFYING));
   EXPECT_STREQ("UPDATE_STATUS_FINALIZING",
                UpdateStatusToString(UPDATE_STATUS_FINALIZING));
   EXPECT_STREQ("UPDATE_STATUS_UPDATED_NEED_REBOOT",
                UpdateStatusToString(UPDATE_STATUS_UPDATED_NEED_REBOOT));
   EXPECT_STREQ("UPDATE_STATUS_REPORTING_ERROR_EVENT",
                UpdateStatusToString(UPDATE_STATUS_REPORTING_ERROR_EVENT));
   EXPECT_STREQ("unknown status",
                UpdateStatusToString(static_cast<UpdateStatus>(-1)));
 }

 gboolean UpdateAttempterTest::StaticUpdateTestStart(gpointer data) {
   reinterpret_cast<UpdateAttempterTest*>(data)->UpdateTestStart();
   return FALSE;
 }

 gboolean UpdateAttempterTest::StaticUpdateTestVerify(gpointer data) {
   reinterpret_cast<UpdateAttempterTest*>(data)->UpdateTestVerify();
   return FALSE;
 }

 namespace {
 const string kActionTypes[] = {
   OmahaRequestAction::StaticType(),
   OmahaResponseHandlerAction::StaticType(),
   FilesystemCopierAction::StaticType(),
   FilesystemCopierAction::StaticType(),
   OmahaRequestAction::StaticType(),
   DownloadAction::StaticType(),
   OmahaRequestAction::StaticType(),
   FilesystemCopierAction::StaticType(),
   FilesystemCopierAction::StaticType(),
   PostinstallRunnerAction::StaticType(),
   OmahaRequestAction::StaticType()
 };
 }  // namespace {}

 void UpdateAttempterTest::UpdateTestStart() {
   attempter_.set_http_response_code(200);
   InSequence s;
   for (size_t i = 0; i < arraysize(kActionTypes); ++i) {
     EXPECT_CALL(*processor_,
                 EnqueueAction(Property(&AbstractAction::Type,
                                        kActionTypes[i]))).Times(1);
   }
   EXPECT_CALL(*processor_, StartProcessing()).Times(1);

   attempter_.Update("", "", false);
   g_idle_add(&StaticUpdateTestVerify, this);
 }

 void UpdateAttempterTest::UpdateTestVerify() {
   EXPECT_EQ(0, attempter_.http_response_code());
   EXPECT_EQ(&attempter_, processor_->delegate());
   EXPECT_EQ(arraysize(kActionTypes), attempter_.actions_.size());
   for (size_t i = 0; i < arraysize(kActionTypes); ++i) {
     EXPECT_EQ(kActionTypes[i], attempter_.actions_[i]->Type());
   }
   EXPECT_EQ(attempter_.response_handler_action_.get(),
             attempter_.actions_[1].get());
   DownloadAction* download_action =
       dynamic_cast<DownloadAction*>(attempter_.actions_[5].get());
   ASSERT_TRUE(download_action != NULL);
   EXPECT_EQ(&attempter_, download_action->delegate());
   EXPECT_EQ(UPDATE_STATUS_CHECKING_FOR_UPDATE, attempter_.status());
   g_main_loop_quit(loop_);
 }

 TEST_F(UpdateAttempterTest, UpdateTest) {
   loop_ = g_main_loop_new(g_main_context_default(), FALSE);
   g_idle_add(&StaticUpdateTestStart, this);
   g_main_loop_run(loop_);
   g_main_loop_unref(loop_);
   loop_ = NULL;
 }

 }  // namespace chromeos_update_engine
	// Copyright (c) 2010 The Chromium OS 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/file_util.h>
	#include <gtest/gtest.h>

	#include "update_engine/action_mock.h"
	#include "update_engine/action_processor_mock.h"
	#include "update_engine/filesystem_copier_action.h"
	#include "update_engine/mock_dbus_interface.h"
	#include "update_engine/mock_http_fetcher.h"
	#include "update_engine/postinstall_runner_action.h"
	#include "update_engine/prefs_mock.h"
	#include "update_engine/test_utils.h"
	#include "update_engine/update_attempter.h"
	#include "update_engine/update_check_scheduler.h"

	using std::string;
	using testing::_;
	using testing::DoAll;
	using testing::InSequence;
	using testing::Ne;
	using testing::NiceMock;
	using testing::Property;
	using testing::Return;
	using testing::SetArgumentPointee;

	namespace chromeos_update_engine {

	// Test a subclass rather than the main class directly so that we can mock out
	// methods within the class. There're explicit unit tests for the mocked out
	// methods.
	class UpdateAttempterUnderTest : public UpdateAttempter {
	public:
	explicit UpdateAttempterUnderTest(MockDbusGlib* dbus)
	: UpdateAttempter(NULL, NULL, dbus) {}
	};

	class UpdateAttempterTest : public ::testing::Test {
	protected:
	UpdateAttempterTest() : attempter_(&dbus_), loop_(NULL) {}
	virtual void SetUp() {
	EXPECT_EQ(NULL, attempter_.dbus_service_);
	EXPECT_EQ(NULL, attempter_.prefs_);
	EXPECT_EQ(NULL, attempter_.metrics_lib_);
	EXPECT_EQ(NULL, attempter_.update_check_scheduler_);
	EXPECT_EQ(0, attempter_.http_response_code_);
	EXPECT_EQ(utils::kProcessPriorityNormal, attempter_.priority_);
	EXPECT_EQ(NULL, attempter_.manage_priority_source_);
	EXPECT_FALSE(attempter_.download_active_);
	EXPECT_EQ(UPDATE_STATUS_IDLE, attempter_.status_);
	EXPECT_EQ(0.0, attempter_.download_progress_);
	EXPECT_EQ(0, attempter_.last_checked_time_);
	EXPECT_EQ("0.0.0.0", attempter_.new_version_);
	EXPECT_EQ(0, attempter_.new_size_);
	EXPECT_FALSE(attempter_.is_full_update_);
	processor_ = new ActionProcessorMock();
	attempter_.processor_.reset(processor_); // Transfers ownership.
	attempter_.prefs_ = &prefs_;
	}

	void UpdateTestStart();
	void UpdateTestVerify();
	static gboolean StaticUpdateTestStart(gpointer data);
	static gboolean StaticUpdateTestVerify(gpointer data);

	MockDbusGlib dbus_;
	UpdateAttempterUnderTest attempter_;
	ActionProcessorMock* processor_;
	NiceMock<PrefsMock> prefs_;
	GMainLoop* loop_;
	};

	TEST_F(UpdateAttempterTest, ActionCompletedDownloadTest) {
	scoped_ptr<MockHttpFetcher> fetcher(new MockHttpFetcher("", 0, NULL));
	fetcher->FailTransfer(503); // Sets the HTTP response code.
	DownloadAction action(&prefs_, fetcher.release());
	EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _)).Times(0);
	attempter_.ActionCompleted(NULL, &action, kActionCodeSuccess);
	EXPECT_EQ(503, attempter_.http_response_code());
	EXPECT_EQ(UPDATE_STATUS_FINALIZING, attempter_.status());
	ASSERT_TRUE(attempter_.error_event_.get() == NULL);
	}

	TEST_F(UpdateAttempterTest, ActionCompletedErrorTest) {
	ActionMock action;
	EXPECT_CALL(action, Type()).WillRepeatedly(Return("ActionMock"));
	attempter_.status_ = UPDATE_STATUS_DOWNLOADING;
	EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _))
	.WillOnce(Return(false));
	attempter_.ActionCompleted(NULL, &action, kActionCodeError);
	ASSERT_TRUE(attempter_.error_event_.get() != NULL);
	}

	TEST_F(UpdateAttempterTest, ActionCompletedOmahaRequestTest) {
	scoped_ptr<MockHttpFetcher> fetcher(new MockHttpFetcher("", 0, NULL));
	fetcher->FailTransfer(500); // Sets the HTTP response code.
	OmahaRequestParams params;
	OmahaRequestAction action(&prefs_, params, NULL, fetcher.release());
	ObjectCollectorAction<OmahaResponse> collector_action;
	BondActions(&action, &collector_action);
	OmahaResponse response;
	response.poll_interval = 234;
	action.SetOutputObject(response);
	UpdateCheckScheduler scheduler(&attempter_);
	attempter_.set_update_check_scheduler(&scheduler);
	EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _)).Times(0);
	attempter_.ActionCompleted(NULL, &action, kActionCodeSuccess);
	EXPECT_EQ(500, attempter_.http_response_code());
	EXPECT_EQ(UPDATE_STATUS_IDLE, attempter_.status());
	EXPECT_EQ(234, scheduler.poll_interval());
	ASSERT_TRUE(attempter_.error_event_.get() == NULL);
	}

	TEST_F(UpdateAttempterTest, RunAsRootConstructWithUpdatedMarkerTest) {
	extern const char* kUpdateCompletedMarker;
	const FilePath kMarker(kUpdateCompletedMarker);
	EXPECT_EQ(0, file_util::WriteFile(kMarker, "", 0));
	MockDbusGlib dbus;
	UpdateAttempterUnderTest attempter(&dbus);
	EXPECT_EQ(UPDATE_STATUS_UPDATED_NEED_REBOOT, attempter.status());
	EXPECT_TRUE(file_util::Delete(kMarker, false));
	}

	TEST_F(UpdateAttempterTest, GetErrorCodeForActionTest) {
	extern ActionExitCode GetErrorCodeForAction(AbstractAction* action,
	ActionExitCode code);
	EXPECT_EQ(kActionCodeSuccess,
	GetErrorCodeForAction(NULL, kActionCodeSuccess));

	OmahaRequestParams params;
	OmahaRequestAction omaha_request_action(NULL, params, NULL, NULL);
	EXPECT_EQ(kActionCodeOmahaRequestError,
	GetErrorCodeForAction(&omaha_request_action, kActionCodeError));
	OmahaResponseHandlerAction omaha_response_handler_action(&prefs_);
	EXPECT_EQ(kActionCodeOmahaResponseHandlerError,
	GetErrorCodeForAction(&omaha_response_handler_action,
	kActionCodeError));
	FilesystemCopierAction filesystem_copier_action(false, false);
	EXPECT_EQ(kActionCodeFilesystemCopierError,
	GetErrorCodeForAction(&filesystem_copier_action, kActionCodeError));
	PostinstallRunnerAction postinstall_runner_action;
	EXPECT_EQ(kActionCodePostinstallRunnerError,
	GetErrorCodeForAction(&postinstall_runner_action,
	kActionCodeError));
	ActionMock action_mock;
	EXPECT_CALL(action_mock, Type()).Times(1).WillOnce(Return("ActionMock"));
	EXPECT_EQ(kActionCodeError,
	GetErrorCodeForAction(&action_mock, kActionCodeError));
	}

	TEST_F(UpdateAttempterTest, DisableDeltaUpdateIfNeededTest) {
	attempter_.omaha_request_params_.delta_okay = true;
	EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _))
	.WillOnce(Return(false));
	attempter_.DisableDeltaUpdateIfNeeded();
	EXPECT_TRUE(attempter_.omaha_request_params_.delta_okay);
	EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _))
	.WillOnce(DoAll(
	SetArgumentPointee<1>(UpdateAttempter::kMaxDeltaUpdateFailures - 1),
	Return(true)));
	attempter_.DisableDeltaUpdateIfNeeded();
	EXPECT_TRUE(attempter_.omaha_request_params_.delta_okay);
	EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _))
	.WillOnce(DoAll(
	SetArgumentPointee<1>(UpdateAttempter::kMaxDeltaUpdateFailures),
	Return(true)));
	attempter_.DisableDeltaUpdateIfNeeded();
	EXPECT_FALSE(attempter_.omaha_request_params_.delta_okay);
	EXPECT_CALL(prefs_, GetInt64(_, _)).Times(0);
	attempter_.DisableDeltaUpdateIfNeeded();
	EXPECT_FALSE(attempter_.omaha_request_params_.delta_okay);
	}

	TEST_F(UpdateAttempterTest, MarkDeltaUpdateFailureTest) {
	attempter_.is_full_update_ = false;
	EXPECT_CALL(prefs_, GetInt64(kPrefsDeltaUpdateFailures, _))
	.WillOnce(Return(false))
	.WillOnce(DoAll(SetArgumentPointee<1>(-1), Return(true)))
	.WillOnce(DoAll(SetArgumentPointee<1>(1), Return(true)))
	.WillOnce(DoAll(
	SetArgumentPointee<1>(UpdateAttempter::kMaxDeltaUpdateFailures),
	Return(true)));
	EXPECT_CALL(prefs_, SetInt64(Ne(kPrefsDeltaUpdateFailures), _))
	.WillRepeatedly(Return(true));
	EXPECT_CALL(prefs_, SetInt64(kPrefsDeltaUpdateFailures, 1)).Times(2);
	EXPECT_CALL(prefs_, SetInt64(kPrefsDeltaUpdateFailures, 2)).Times(1);
	EXPECT_CALL(prefs_, SetInt64(kPrefsDeltaUpdateFailures,
	UpdateAttempter::kMaxDeltaUpdateFailures + 1))
	.Times(1);
	for (int i = 0; i < 4; i ++)
	attempter_.MarkDeltaUpdateFailure();
	}

	TEST_F(UpdateAttempterTest, ScheduleErrorEventActionNoEventTest) {
	EXPECT_CALL(*processor_, EnqueueAction(_)).Times(0);
	EXPECT_CALL(*processor_, StartProcessing()).Times(0);
	attempter_.ScheduleErrorEventAction();
	}

	TEST_F(UpdateAttempterTest, ScheduleErrorEventActionTest) {
	EXPECT_CALL(*processor_,
	EnqueueAction(Property(&AbstractAction::Type,
	OmahaRequestAction::StaticType())))
	.Times(1);
	EXPECT_CALL(*processor_, StartProcessing()).Times(1);
	attempter_.error_event_.reset(new OmahaEvent(OmahaEvent::kTypeUpdateComplete,
	OmahaEvent::kResultError,
	kActionCodeError));
	attempter_.ScheduleErrorEventAction();
	EXPECT_EQ(UPDATE_STATUS_REPORTING_ERROR_EVENT, attempter_.status());
	}

	TEST_F(UpdateAttempterTest, UpdateStatusToStringTest) {
	extern const char* UpdateStatusToString(UpdateStatus);
	EXPECT_STREQ("UPDATE_STATUS_IDLE", UpdateStatusToString(UPDATE_STATUS_IDLE));
	EXPECT_STREQ("UPDATE_STATUS_CHECKING_FOR_UPDATE",
	UpdateStatusToString(UPDATE_STATUS_CHECKING_FOR_UPDATE));
	EXPECT_STREQ("UPDATE_STATUS_UPDATE_AVAILABLE",
	UpdateStatusToString(UPDATE_STATUS_UPDATE_AVAILABLE));
	EXPECT_STREQ("UPDATE_STATUS_DOWNLOADING",
	UpdateStatusToString(UPDATE_STATUS_DOWNLOADING));
	EXPECT_STREQ("UPDATE_STATUS_VERIFYING",
	UpdateStatusToString(UPDATE_STATUS_VERIFYING));
	EXPECT_STREQ("UPDATE_STATUS_FINALIZING",
	UpdateStatusToString(UPDATE_STATUS_FINALIZING));
	EXPECT_STREQ("UPDATE_STATUS_UPDATED_NEED_REBOOT",
	UpdateStatusToString(UPDATE_STATUS_UPDATED_NEED_REBOOT));
	EXPECT_STREQ("UPDATE_STATUS_REPORTING_ERROR_EVENT",
	UpdateStatusToString(UPDATE_STATUS_REPORTING_ERROR_EVENT));
	EXPECT_STREQ("unknown status",
	UpdateStatusToString(static_cast<UpdateStatus>(-1)));
	}

	gboolean UpdateAttempterTest::StaticUpdateTestStart(gpointer data) {
	reinterpret_cast<UpdateAttempterTest*>(data)->UpdateTestStart();
	return FALSE;
	}

	gboolean UpdateAttempterTest::StaticUpdateTestVerify(gpointer data) {
	reinterpret_cast<UpdateAttempterTest*>(data)->UpdateTestVerify();
	return FALSE;
	}

	namespace {
	const string kActionTypes[] = {
	OmahaRequestAction::StaticType(),
	OmahaResponseHandlerAction::StaticType(),
	FilesystemCopierAction::StaticType(),
	FilesystemCopierAction::StaticType(),
	OmahaRequestAction::StaticType(),
	DownloadAction::StaticType(),
	OmahaRequestAction::StaticType(),
	FilesystemCopierAction::StaticType(),
	FilesystemCopierAction::StaticType(),
	PostinstallRunnerAction::StaticType(),
	OmahaRequestAction::StaticType()
	};
	} // namespace {}

	void UpdateAttempterTest::UpdateTestStart() {
	attempter_.set_http_response_code(200);
	InSequence s;
	for (size_t i = 0; i < arraysize(kActionTypes); ++i) {
	EXPECT_CALL(*processor_,
	EnqueueAction(Property(&AbstractAction::Type,
	kActionTypes[i]))).Times(1);
	}
	EXPECT_CALL(*processor_, StartProcessing()).Times(1);

	attempter_.Update("", "", false);
	g_idle_add(&StaticUpdateTestVerify, this);
	}

	void UpdateAttempterTest::UpdateTestVerify() {
	EXPECT_EQ(0, attempter_.http_response_code());
	EXPECT_EQ(&attempter_, processor_->delegate());
	EXPECT_EQ(arraysize(kActionTypes), attempter_.actions_.size());
	for (size_t i = 0; i < arraysize(kActionTypes); ++i) {
	EXPECT_EQ(kActionTypes[i], attempter_.actions_[i]->Type());
	}
	EXPECT_EQ(attempter_.response_handler_action_.get(),
	attempter_.actions_[1].get());
	DownloadAction* download_action =
	dynamic_cast<DownloadAction*>(attempter_.actions_[5].get());
	ASSERT_TRUE(download_action != NULL);
	EXPECT_EQ(&attempter_, download_action->delegate());
	EXPECT_EQ(UPDATE_STATUS_CHECKING_FOR_UPDATE, attempter_.status());
	g_main_loop_quit(loop_);
	}

	TEST_F(UpdateAttempterTest, UpdateTest) {
	loop_ = g_main_loop_new(g_main_context_default(), FALSE);
	g_idle_add(&StaticUpdateTestStart, this);
	g_main_loop_run(loop_);
	g_main_loop_unref(loop_);
	loop_ = NULL;
	}

	} // namespace chromeos_update_engine