| // 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 "chrome/browser/chromeos/policy/auto_enrollment_client.h" |
| |
| #include "base/bind.h" |
| #include "base/bind_helpers.h" |
| #include "base/prefs/pref_service.h" |
| #include "base/prefs/testing_pref_service.h" |
| #include "base/values.h" |
| #include "chrome/browser/browser_process.h" |
| #include "chrome/browser/policy/cloud/mock_device_management_service.h" |
| #include "chrome/common/pref_names.h" |
| #include "chrome/test/base/scoped_testing_local_state.h" |
| #include "chrome/test/base/testing_browser_process.h" |
| #include "crypto/sha2.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace em = enterprise_management; |
| |
| namespace policy { |
| |
| namespace { |
| |
| const char* kSerial = "serial"; |
| const char* kSerialHash = |
| "\x01\x44\xb1\xde\xfc\xf7\x56\x10\x87\x01\x5f\x8d\x83\x0d\x65\xb1" |
| "\x6f\x02\x4a\xd7\xeb\x92\x45\xfc\xd4\xe4\x37\xa1\x55\x2b\x13\x8a"; |
| |
| using ::testing::InSequence; |
| using ::testing::SaveArg; |
| using ::testing::_; |
| |
| class AutoEnrollmentClientTest : public testing::Test { |
| protected: |
| AutoEnrollmentClientTest() |
| : scoped_testing_local_state_( |
| TestingBrowserProcess::GetGlobal()), |
| local_state_(scoped_testing_local_state_.Get()), |
| service_(NULL), |
| completion_callback_count_(0) {} |
| |
| virtual void SetUp() OVERRIDE { |
| CreateClient(kSerial, 4, 8); |
| ASSERT_FALSE(local_state_->GetUserPref(prefs::kShouldAutoEnroll)); |
| ASSERT_FALSE(local_state_->GetUserPref(prefs::kAutoEnrollmentPowerLimit)); |
| } |
| |
| void CreateClient(const std::string& serial, |
| int power_initial, |
| int power_limit) { |
| service_ = new MockDeviceManagementService(); |
| EXPECT_CALL(*service_, StartJob(_, _, _, _, _, _, _)) |
| .WillRepeatedly(SaveArg<6>(&last_request_)); |
| base::Closure callback = |
| base::Bind(&AutoEnrollmentClientTest::CompletionCallback, |
| base::Unretained(this)); |
| client_.reset(new AutoEnrollmentClient(callback, |
| service_, |
| local_state_, |
| serial, |
| power_initial, |
| power_limit)); |
| } |
| |
| void CompletionCallback() { |
| completion_callback_count_++; |
| } |
| |
| void ServerWillFail(DeviceManagementStatus error) { |
| em::DeviceManagementResponse dummy_response; |
| EXPECT_CALL(*service_, |
| CreateJob(DeviceManagementRequestJob::TYPE_AUTO_ENROLLMENT)) |
| .WillOnce(service_->FailJob(error)); |
| } |
| |
| void ServerWillReply(int64 modulus, bool with_hashes, bool with_serial_hash) { |
| em::DeviceManagementResponse response; |
| em::DeviceAutoEnrollmentResponse* enrollment_response = |
| response.mutable_auto_enrollment_response(); |
| if (modulus >= 0) |
| enrollment_response->set_expected_modulus(modulus); |
| if (with_hashes) { |
| for (size_t i = 0; i < 10; ++i) { |
| std::string serial = "serial X"; |
| serial[7] = '0' + i; |
| std::string hash = crypto::SHA256HashString(serial); |
| enrollment_response->mutable_hash()->Add()->assign(hash); |
| } |
| } |
| if (with_serial_hash) { |
| enrollment_response->mutable_hash()->Add()->assign(kSerialHash, |
| crypto::kSHA256Length); |
| } |
| EXPECT_CALL(*service_, |
| CreateJob(DeviceManagementRequestJob::TYPE_AUTO_ENROLLMENT)) |
| .WillOnce(service_->SucceedJob(response)); |
| } |
| |
| bool HasCachedDecision() { |
| return local_state_->GetUserPref(prefs::kShouldAutoEnroll); |
| } |
| |
| void VerifyCachedResult(bool should_enroll, int power_limit) { |
| base::FundamentalValue value_should_enroll(should_enroll); |
| base::FundamentalValue value_power_limit(power_limit); |
| EXPECT_TRUE(Value::Equals( |
| &value_should_enroll, |
| local_state_->GetUserPref(prefs::kShouldAutoEnroll))); |
| EXPECT_TRUE(Value::Equals( |
| &value_power_limit, |
| local_state_->GetUserPref(prefs::kAutoEnrollmentPowerLimit))); |
| } |
| |
| const em::DeviceAutoEnrollmentRequest& auto_enrollment_request() { |
| return last_request_.auto_enrollment_request(); |
| } |
| |
| ScopedTestingLocalState scoped_testing_local_state_; |
| TestingPrefServiceSimple* local_state_; |
| MockDeviceManagementService* service_; |
| scoped_ptr<AutoEnrollmentClient> client_; |
| em::DeviceManagementRequest last_request_; |
| int completion_callback_count_; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(AutoEnrollmentClientTest); |
| }; |
| |
| TEST_F(AutoEnrollmentClientTest, NetworkFailure) { |
| ServerWillFail(DM_STATUS_TEMPORARY_UNAVAILABLE); |
| client_->Start(); |
| EXPECT_FALSE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| EXPECT_FALSE(HasCachedDecision()); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, EmptyReply) { |
| ServerWillReply(-1, false, false); |
| client_->Start(); |
| EXPECT_FALSE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| VerifyCachedResult(false, 8); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, ClientUploadsRightBits) { |
| ServerWillReply(-1, false, false); |
| client_->Start(); |
| EXPECT_FALSE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| |
| EXPECT_TRUE(auto_enrollment_request().has_remainder()); |
| EXPECT_TRUE(auto_enrollment_request().has_modulus()); |
| EXPECT_EQ(16, auto_enrollment_request().modulus()); |
| EXPECT_EQ(kSerialHash[31] & 0xf, auto_enrollment_request().remainder()); |
| VerifyCachedResult(false, 8); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, AskForMoreThenFail) { |
| InSequence sequence; |
| ServerWillReply(32, false, false); |
| ServerWillFail(DM_STATUS_TEMPORARY_UNAVAILABLE); |
| client_->Start(); |
| EXPECT_FALSE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| EXPECT_FALSE(HasCachedDecision()); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, AskForMoreThenEvenMore) { |
| InSequence sequence; |
| ServerWillReply(32, false, false); |
| ServerWillReply(64, false, false); |
| client_->Start(); |
| EXPECT_FALSE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| EXPECT_FALSE(HasCachedDecision()); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, AskForLess) { |
| InSequence sequence; |
| ServerWillReply(8, false, false); |
| ServerWillReply(-1, true, true); |
| client_->Start(); |
| EXPECT_TRUE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| VerifyCachedResult(true, 8); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, AskForSame) { |
| InSequence sequence; |
| ServerWillReply(16, false, false); |
| ServerWillReply(-1, true, true); |
| client_->Start(); |
| EXPECT_TRUE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| VerifyCachedResult(true, 8); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, AskForSameTwice) { |
| InSequence sequence; |
| ServerWillReply(16, false, false); |
| ServerWillReply(16, false, false); |
| client_->Start(); |
| EXPECT_FALSE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| EXPECT_FALSE(HasCachedDecision()); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, AskForTooMuch) { |
| ServerWillReply(512, false, false); |
| client_->Start(); |
| EXPECT_FALSE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| EXPECT_FALSE(HasCachedDecision()); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, AskNonPowerOf2) { |
| InSequence sequence; |
| ServerWillReply(100, false, false); |
| ServerWillReply(-1, false, false); |
| client_->Start(); |
| EXPECT_FALSE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| EXPECT_TRUE(auto_enrollment_request().has_remainder()); |
| EXPECT_TRUE(auto_enrollment_request().has_modulus()); |
| EXPECT_EQ(128, auto_enrollment_request().modulus()); |
| EXPECT_EQ(kSerialHash[31] & 0x7f, auto_enrollment_request().remainder()); |
| VerifyCachedResult(false, 8); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, ConsumerDevice) { |
| ServerWillReply(-1, true, false); |
| client_->Start(); |
| EXPECT_FALSE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| VerifyCachedResult(false, 8); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, EnterpriseDevice) { |
| ServerWillReply(-1, true, true); |
| client_->Start(); |
| EXPECT_TRUE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| VerifyCachedResult(true, 8); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, NoSerial) { |
| CreateClient("", 4, 8); |
| client_->Start(); |
| EXPECT_FALSE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| EXPECT_FALSE(HasCachedDecision()); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, NoBitsUploaded) { |
| CreateClient(kSerial, 0, 0); |
| ServerWillReply(-1, false, false); |
| client_->Start(); |
| EXPECT_FALSE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| EXPECT_TRUE(auto_enrollment_request().has_remainder()); |
| EXPECT_TRUE(auto_enrollment_request().has_modulus()); |
| EXPECT_EQ(1, auto_enrollment_request().modulus()); |
| EXPECT_EQ(0, auto_enrollment_request().remainder()); |
| VerifyCachedResult(false, 0); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, ManyBitsUploaded) { |
| int64 bottom62 = GG_INT64_C(0x14e437a1552b138a); |
| for (int i = 0; i <= 62; ++i) { |
| completion_callback_count_ = 0; |
| CreateClient(kSerial, i, i); |
| ServerWillReply(-1, false, false); |
| client_->Start(); |
| EXPECT_FALSE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| EXPECT_TRUE(auto_enrollment_request().has_remainder()); |
| EXPECT_TRUE(auto_enrollment_request().has_modulus()); |
| EXPECT_EQ(GG_INT64_C(1) << i, auto_enrollment_request().modulus()); |
| EXPECT_EQ(bottom62 % (GG_INT64_C(1) << i), |
| auto_enrollment_request().remainder()); |
| VerifyCachedResult(false, i); |
| } |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, MoreThan32BitsUploaded) { |
| CreateClient(kSerial, 10, 37); |
| InSequence sequence; |
| ServerWillReply(GG_INT64_C(1) << 37, false, false); |
| ServerWillReply(-1, true, true); |
| client_->Start(); |
| EXPECT_TRUE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| VerifyCachedResult(true, 37); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, ReuseCachedDecision) { |
| EXPECT_CALL(*service_, CreateJob(_)).Times(0); |
| local_state_->SetUserPref(prefs::kShouldAutoEnroll, |
| Value::CreateBooleanValue(true)); |
| local_state_->SetUserPref(prefs::kAutoEnrollmentPowerLimit, |
| Value::CreateIntegerValue(8)); |
| client_->Start(); |
| EXPECT_TRUE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| AutoEnrollmentClient::CancelAutoEnrollment(); |
| client_->Start(); |
| EXPECT_FALSE(client_->should_auto_enroll()); |
| EXPECT_EQ(2, completion_callback_count_); |
| } |
| |
| TEST_F(AutoEnrollmentClientTest, RetryIfPowerLargerThanCached) { |
| local_state_->SetUserPref(prefs::kShouldAutoEnroll, |
| Value::CreateBooleanValue(false)); |
| local_state_->SetUserPref(prefs::kAutoEnrollmentPowerLimit, |
| Value::CreateIntegerValue(8)); |
| CreateClient(kSerial, 5, 10); |
| ServerWillReply(-1, true, true); |
| client_->Start(); |
| EXPECT_TRUE(client_->should_auto_enroll()); |
| EXPECT_EQ(1, completion_callback_count_); |
| } |
| |
| } // namespace |
| |
| } // namespace policy |