src/chrome/browser/ui/webui/help/version_updater_chromeos_unittest.cc

   1 // Copyright 2014 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 "chrome/browser/ui/webui/help/version_updater_chromeos.h"
   6
   7 #include "base/bind.h"
   8 #include "base/compiler_specific.h"
   9 #include "base/macros.h"
  10 #include "base/memory/scoped_ptr.h"
  11 #include "base/message_loop/message_loop.h"
  12 #include "chrome/browser/chromeos/login/users/mock_user_manager.h"
  13 #include "chrome/browser/chromeos/login/users/scoped_user_manager_enabler.h"
  14 #include "chrome/browser/chromeos/settings/cros_settings.h"
  15 #include "chrome/browser/chromeos/settings/device_settings_service.h"
  16 #include "chromeos/dbus/dbus_thread_manager.h"
  17 #include "chromeos/dbus/fake_update_engine_client.h"
  18 #include "chromeos/dbus/shill_service_client.h"
  19 #include "chromeos/network/network_handler.h"
  20 #include "testing/gmock/include/gmock/gmock.h"
  21 #include "testing/gtest/include/gtest/gtest.h"
  22 #include "third_party/cros_system_api/dbus/service_constants.h"
  23
  24 using ::testing::AtLeast;
  25 using ::testing::Return;
  26
  27 namespace chromeos {
  28
  29 namespace {
  30
  31 void CheckNotification(VersionUpdater::Status /* status */,
  32                        int /* progress */,
  33                        const base::string16& /* message */) {
  34 }
  35
  36 }  // namespace
  37
  38 class VersionUpdaterCrosTest : public ::testing::Test {
  39  protected:
  40   VersionUpdaterCrosTest()
  41       : version_updater_(VersionUpdater::Create()),
  42         fake_update_engine_client_(NULL),
  43         mock_user_manager_(new MockUserManager()),
  44         user_manager_enabler_(mock_user_manager_) {}
  45
  46   virtual ~VersionUpdaterCrosTest() {}
  47
  48   virtual void SetUp() override {
  49     fake_update_engine_client_ = new FakeUpdateEngineClient();
  50     scoped_ptr<DBusThreadManagerSetter> dbus_setter =
  51         DBusThreadManager::GetSetterForTesting();
  52     dbus_setter->SetUpdateEngineClient(
  53         scoped_ptr<UpdateEngineClient>(fake_update_engine_client_).Pass());
  54
  55     EXPECT_CALL(*mock_user_manager_, IsCurrentUserOwner())
  56         .WillRepeatedly(Return(false));
  57     EXPECT_CALL(*mock_user_manager_, Shutdown()).Times(AtLeast(0));
  58
  59     DeviceSettingsService::Initialize();
  60     CrosSettings::Initialize();
  61
  62     NetworkHandler::Initialize();
  63     ShillServiceClient::TestInterface* service_test =
  64         DBusThreadManager::Get()->GetShillServiceClient()->GetTestInterface();
  65     service_test->AddService("/service/eth",
  66                              "eth" /* guid */,
  67                              "eth",
  68                              shill::kTypeEthernet, shill::kStateOnline,
  69                              true /* visible */);
  70     loop_.RunUntilIdle();
  71   }
  72
  73   virtual void TearDown() override {
  74     NetworkHandler::Shutdown();
  75
  76     CrosSettings::Shutdown();
  77     DeviceSettingsService::Shutdown();
  78   }
  79
  80   scoped_ptr<VersionUpdater> version_updater_;
  81   FakeUpdateEngineClient* fake_update_engine_client_;  // Not owned.
  82
  83   MockUserManager* mock_user_manager_;  // Not owned.
  84   ScopedUserManagerEnabler user_manager_enabler_;
  85
  86   base::MessageLoop loop_;
  87
  88   DISALLOW_COPY_AND_ASSIGN(VersionUpdaterCrosTest);
  89 };
  90
  91 // The test checks following behaviour:
  92 // 1. The device is currently on the dev channel and an user decides to switch
  93 // to the beta channel.
  94 // 2. In the middle of channel switch the user decides to switch to the stable
  95 // channel.
  96 // 3. Update engine reports an error because downloading channel (beta) is not
  97 // equal
  98 // to the target channel (stable).
  99 // 4. When update engine becomes idle downloading of the stable channel is
 100 // initiated.
 101 TEST_F(VersionUpdaterCrosTest, TwoOverlappingSetChannelRequests) {
 102   version_updater_->SetChannel("beta-channel", true);
 103
 104   {
 105     UpdateEngineClient::Status status;
 106     status.status = UpdateEngineClient::UPDATE_STATUS_IDLE;
 107     fake_update_engine_client_->set_default_status(status);
 108     fake_update_engine_client_->NotifyObserversThatStatusChanged(status);
 109   }
 110
 111   EXPECT_EQ(0, fake_update_engine_client_->request_update_check_call_count());
 112
 113   // IDLE -> DOWNLOADING transition after update check.
 114   version_updater_->CheckForUpdate(base::Bind(&CheckNotification));
 115   EXPECT_EQ(1, fake_update_engine_client_->request_update_check_call_count());
 116
 117   {
 118     UpdateEngineClient::Status status;
 119     status.status = UpdateEngineClient::UPDATE_STATUS_DOWNLOADING;
 120     status.download_progress = 0.1;
 121     fake_update_engine_client_->set_default_status(status);
 122     fake_update_engine_client_->NotifyObserversThatStatusChanged(status);
 123   }
 124
 125   version_updater_->SetChannel("stable-channel", true);
 126
 127   // DOWNLOADING -> REPORTING_ERROR_EVENT transition since target channel is not
 128   // equal to downloading channel now.
 129   {
 130     UpdateEngineClient::Status status;
 131     status.status = UpdateEngineClient::UPDATE_STATUS_REPORTING_ERROR_EVENT;
 132     fake_update_engine_client_->set_default_status(status);
 133     fake_update_engine_client_->NotifyObserversThatStatusChanged(status);
 134   }
 135
 136   version_updater_->CheckForUpdate(base::Bind(&CheckNotification));
 137   EXPECT_EQ(1, fake_update_engine_client_->request_update_check_call_count());
 138
 139   // REPORTING_ERROR_EVENT -> IDLE transition, update check should be
 140   // automatically scheduled.
 141   {
 142     UpdateEngineClient::Status status;
 143     status.status = UpdateEngineClient::UPDATE_STATUS_IDLE;
 144     fake_update_engine_client_->set_default_status(status);
 145     fake_update_engine_client_->NotifyObserversThatStatusChanged(status);
 146   }
 147
 148   EXPECT_EQ(2, fake_update_engine_client_->request_update_check_call_count());
 149 }
 150
 151 }  // namespace chromeos