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      1 //
      2 // Copyright (C) 2014 The Android Open Source Project
      3 //
      4 // Licensed under the Apache License, Version 2.0 (the "License");
      5 // you may not use this file except in compliance with the License.
      6 // You may obtain a copy of the License at
      7 //
      8 //      http://www.apache.org/licenses/LICENSE-2.0
      9 //
     10 // Unless required by applicable law or agreed to in writing, software
     11 // distributed under the License is distributed on an "AS IS" BASIS,
     12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13 // See the License for the specific language governing permissions and
     14 // limitations under the License.
     15 //
     16 
     17 #include "update_engine/common_service.h"
     18 
     19 #include <gtest/gtest.h>
     20 #include <string>
     21 
     22 #include <brillo/errors/error.h>
     23 #include <policy/libpolicy.h>
     24 #include <policy/mock_device_policy.h>
     25 
     26 #include "update_engine/common/fake_prefs.h"
     27 #include "update_engine/fake_system_state.h"
     28 #include "update_engine/omaha_utils.h"
     29 
     30 using std::string;
     31 using testing::Return;
     32 using testing::SetArgumentPointee;
     33 using testing::_;
     34 
     35 namespace chromeos_update_engine {
     36 
     37 class UpdateEngineServiceTest : public ::testing::Test {
     38  protected:
     39   UpdateEngineServiceTest()
     40       : mock_update_attempter_(fake_system_state_.mock_update_attempter()),
     41         common_service_(&fake_system_state_) {}
     42 
     43   void SetUp() override {
     44     fake_system_state_.set_device_policy(nullptr);
     45   }
     46 
     47   // Fake/mock infrastructure.
     48   FakeSystemState fake_system_state_;
     49   policy::MockDevicePolicy mock_device_policy_;
     50 
     51   // Shortcut for fake_system_state_.mock_update_attempter().
     52   MockUpdateAttempter* mock_update_attempter_;
     53 
     54   brillo::ErrorPtr error_;
     55   UpdateEngineService common_service_;
     56 };
     57 
     58 TEST_F(UpdateEngineServiceTest, AttemptUpdate) {
     59   EXPECT_CALL(*mock_update_attempter_, CheckForUpdate(
     60       "app_ver", "url", false /* interactive */));
     61   // The update is non-interactive when we pass the non-interactive flag.
     62   EXPECT_TRUE(common_service_.AttemptUpdate(
     63       &error_, "app_ver", "url",
     64       UpdateEngineService::kAttemptUpdateFlagNonInteractive));
     65   EXPECT_EQ(nullptr, error_);
     66 }
     67 
     68 // SetChannel is allowed when there's no device policy (the device is not
     69 // enterprise enrolled).
     70 TEST_F(UpdateEngineServiceTest, SetChannelWithNoPolicy) {
     71   EXPECT_CALL(*mock_update_attempter_, RefreshDevicePolicy());
     72   // If SetTargetChannel is called it means the policy check passed.
     73   EXPECT_CALL(*fake_system_state_.mock_request_params(),
     74               SetTargetChannel("stable-channel", true, _))
     75       .WillOnce(Return(true));
     76   EXPECT_TRUE(common_service_.SetChannel(&error_, "stable-channel", true));
     77   ASSERT_EQ(nullptr, error_);
     78 }
     79 
     80 // When the policy is present, the delegated value should be checked.
     81 TEST_F(UpdateEngineServiceTest, SetChannelWithDelegatedPolicy) {
     82   policy::MockDevicePolicy mock_device_policy;
     83   fake_system_state_.set_device_policy(&mock_device_policy);
     84   EXPECT_CALL(mock_device_policy, GetReleaseChannelDelegated(_))
     85       .WillOnce(DoAll(SetArgumentPointee<0>(true), Return(true)));
     86   EXPECT_CALL(*fake_system_state_.mock_request_params(),
     87               SetTargetChannel("beta-channel", true, _))
     88       .WillOnce(Return(true));
     89 
     90   EXPECT_TRUE(common_service_.SetChannel(&error_, "beta-channel", true));
     91   ASSERT_EQ(nullptr, error_);
     92 }
     93 
     94 // When passing an invalid value (SetTargetChannel fails) an error should be
     95 // raised.
     96 TEST_F(UpdateEngineServiceTest, SetChannelWithInvalidChannel) {
     97   EXPECT_CALL(*mock_update_attempter_, RefreshDevicePolicy());
     98   EXPECT_CALL(*fake_system_state_.mock_request_params(),
     99               SetTargetChannel("foo-channel", true, _)).WillOnce(Return(false));
    100 
    101   EXPECT_FALSE(common_service_.SetChannel(&error_, "foo-channel", true));
    102   ASSERT_NE(nullptr, error_);
    103   EXPECT_TRUE(error_->HasError(UpdateEngineService::kErrorDomain,
    104                                UpdateEngineService::kErrorFailed));
    105 }
    106 
    107 TEST_F(UpdateEngineServiceTest, GetChannel) {
    108   fake_system_state_.mock_request_params()->set_current_channel("current");
    109   fake_system_state_.mock_request_params()->set_target_channel("target");
    110   string channel;
    111   EXPECT_TRUE(common_service_.GetChannel(
    112       &error_, true /* get_current_channel */, &channel));
    113   EXPECT_EQ(nullptr, error_);
    114   EXPECT_EQ("current", channel);
    115 
    116   EXPECT_TRUE(common_service_.GetChannel(
    117       &error_, false /* get_current_channel */, &channel));
    118   EXPECT_EQ(nullptr, error_);
    119   EXPECT_EQ("target", channel);
    120 }
    121 
    122 TEST_F(UpdateEngineServiceTest, ResetStatusSucceeds) {
    123   EXPECT_CALL(*mock_update_attempter_, ResetStatus()).WillOnce(Return(true));
    124   EXPECT_TRUE(common_service_.ResetStatus(&error_));
    125   EXPECT_EQ(nullptr, error_);
    126 }
    127 
    128 TEST_F(UpdateEngineServiceTest, ResetStatusFails) {
    129   EXPECT_CALL(*mock_update_attempter_, ResetStatus()).WillOnce(Return(false));
    130   EXPECT_FALSE(common_service_.ResetStatus(&error_));
    131   ASSERT_NE(nullptr, error_);
    132   EXPECT_TRUE(error_->HasError(UpdateEngineService::kErrorDomain,
    133                                UpdateEngineService::kErrorFailed));
    134 }
    135 
    136 TEST_F(UpdateEngineServiceTest, GetEolStatusTest) {
    137   FakePrefs fake_prefs;
    138   fake_system_state_.set_prefs(&fake_prefs);
    139   // The default value should be "supported".
    140   int32_t eol_status = static_cast<int32_t>(EolStatus::kEol);
    141   EXPECT_TRUE(common_service_.GetEolStatus(&error_, &eol_status));
    142   EXPECT_EQ(nullptr, error_);
    143   EXPECT_EQ(EolStatus::kSupported, static_cast<EolStatus>(eol_status));
    144 
    145   fake_prefs.SetString(kPrefsOmahaEolStatus, "security-only");
    146   EXPECT_TRUE(common_service_.GetEolStatus(&error_, &eol_status));
    147   EXPECT_EQ(nullptr, error_);
    148   EXPECT_EQ(EolStatus::kSecurityOnly, static_cast<EolStatus>(eol_status));
    149 }
    150 
    151 }  // namespace chromeos_update_engine
    152