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| 1 // Copyright 2013 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/chromeos/settings/device_oauth2_token_service_factory.h
" |
| 6 |
| 7 #include "base/bind.h" |
| 8 #include "base/message_loop/message_loop.h" |
| 9 #include "base/run_loop.h" |
| 10 #include "chromeos/cryptohome/system_salt_getter.h" |
| 11 #include "chromeos/dbus/dbus_thread_manager.h" |
| 12 #include "chromeos/dbus/fake_cryptohome_client.h" |
| 13 #include "chromeos/dbus/fake_dbus_thread_manager.h" |
| 14 #include "content/public/test/test_browser_thread_bundle.h" |
| 15 #include "testing/gtest/include/gtest/gtest.h" |
| 16 |
| 17 namespace chromeos { |
| 18 namespace { |
| 19 |
| 20 // Copies the token service and increments the counter. |
| 21 void CopyTokenServiceAndCount( |
| 22 chromeos::DeviceOAuth2TokenService** out_token_service, |
| 23 int* counter, |
| 24 chromeos::DeviceOAuth2TokenService* in_token_service) { |
| 25 *out_token_service = in_token_service; |
| 26 ++(*counter); |
| 27 } |
| 28 |
| 29 // Sets up and tears down DeviceOAuth2TokenServiceFactory and its |
| 30 // dependencies. Also exposes FakeDBusThreadManager. |
| 31 class ScopedDeviceOAuth2TokenServiceFactorySetUp { |
| 32 public: |
| 33 ScopedDeviceOAuth2TokenServiceFactorySetUp() |
| 34 : fake_dbus_manager_(new FakeDBusThreadManager) { |
| 35 // Take ownership of fake_dbus_manager_. |
| 36 DBusThreadManager::InitializeForTesting(fake_dbus_manager_); |
| 37 SystemSaltGetter::Initialize(); |
| 38 DeviceOAuth2TokenServiceFactory::Initialize(); |
| 39 } |
| 40 |
| 41 ~ScopedDeviceOAuth2TokenServiceFactorySetUp() { |
| 42 DeviceOAuth2TokenServiceFactory::Shutdown(); |
| 43 SystemSaltGetter::Shutdown(); |
| 44 DBusThreadManager::Shutdown(); |
| 45 } |
| 46 |
| 47 FakeDBusThreadManager* fake_dbus_manager() { |
| 48 return fake_dbus_manager_; |
| 49 } |
| 50 |
| 51 private: |
| 52 FakeDBusThreadManager* fake_dbus_manager_; |
| 53 }; |
| 54 |
| 55 } // namespace |
| 56 |
| 57 class DeviceOAuth2TokenServiceFactoryTest : public testing::Test { |
| 58 protected: |
| 59 content::TestBrowserThreadBundle thread_bundle_; |
| 60 }; |
| 61 |
| 62 // Test a case where Get() is called before the factory is initialized. |
| 63 TEST_F(DeviceOAuth2TokenServiceFactoryTest, Get_Uninitialized) { |
| 64 DeviceOAuth2TokenService* token_service = NULL; |
| 65 int counter = 0; |
| 66 DeviceOAuth2TokenServiceFactory::Get( |
| 67 base::Bind(&CopyTokenServiceAndCount, &token_service, &counter)); |
| 68 // The callback will be run asynchronously. |
| 69 EXPECT_EQ(0, counter); |
| 70 EXPECT_FALSE(token_service); |
| 71 |
| 72 // This lets the factory run the callback with NULL. |
| 73 base::RunLoop().RunUntilIdle(); |
| 74 EXPECT_EQ(1, counter); |
| 75 EXPECT_FALSE(token_service); |
| 76 } |
| 77 |
| 78 // Test a case where Get() is called from only one caller. |
| 79 TEST_F(DeviceOAuth2TokenServiceFactoryTest, Get_Simple) { |
| 80 ScopedDeviceOAuth2TokenServiceFactorySetUp scoped_setup; |
| 81 |
| 82 DeviceOAuth2TokenService* token_service = NULL; |
| 83 int counter = 0; |
| 84 DeviceOAuth2TokenServiceFactory::Get( |
| 85 base::Bind(&CopyTokenServiceAndCount, &token_service, &counter)); |
| 86 // The callback will be run asynchronously. |
| 87 EXPECT_EQ(0, counter); |
| 88 EXPECT_FALSE(token_service); |
| 89 |
| 90 // This lets FakeCryptohomeClient return the system salt. |
| 91 base::RunLoop().RunUntilIdle(); |
| 92 EXPECT_EQ(1, counter); |
| 93 EXPECT_TRUE(token_service); |
| 94 |
| 95 // Call Get() again, and confirm it works. |
| 96 token_service = NULL; |
| 97 DeviceOAuth2TokenServiceFactory::Get( |
| 98 base::Bind(&CopyTokenServiceAndCount, &token_service, &counter)); |
| 99 base::RunLoop().RunUntilIdle(); |
| 100 EXPECT_EQ(2, counter); |
| 101 EXPECT_TRUE(token_service); |
| 102 } |
| 103 |
| 104 // Test a case where Get() is called from multiple callers, before the token |
| 105 // service is ready, and confirm that the callback of every caller is run. |
| 106 TEST_F(DeviceOAuth2TokenServiceFactoryTest, Get_MultipleCallers) { |
| 107 ScopedDeviceOAuth2TokenServiceFactorySetUp scoped_setup; |
| 108 |
| 109 DeviceOAuth2TokenService* token_service1 = NULL; |
| 110 DeviceOAuth2TokenService* token_service2 = NULL; |
| 111 DeviceOAuth2TokenService* token_service3 = NULL; |
| 112 int counter = 0; |
| 113 DeviceOAuth2TokenServiceFactory::Get( |
| 114 base::Bind(&CopyTokenServiceAndCount, &token_service1, &counter)); |
| 115 DeviceOAuth2TokenServiceFactory::Get( |
| 116 base::Bind(&CopyTokenServiceAndCount, &token_service2, &counter)); |
| 117 DeviceOAuth2TokenServiceFactory::Get( |
| 118 base::Bind(&CopyTokenServiceAndCount, &token_service3, &counter)); |
| 119 // The token service will be returned asynchronously. |
| 120 EXPECT_EQ(0, counter); |
| 121 EXPECT_FALSE(token_service1); |
| 122 EXPECT_FALSE(token_service2); |
| 123 EXPECT_FALSE(token_service3); |
| 124 |
| 125 // This lets FakeCryptohomeClient return the system salt. |
| 126 base::RunLoop().RunUntilIdle(); |
| 127 EXPECT_EQ(3, counter); |
| 128 EXPECT_TRUE(token_service1); |
| 129 EXPECT_TRUE(token_service2); |
| 130 EXPECT_TRUE(token_service3); |
| 131 |
| 132 // Make sure that token_service1,2,3 are the same one. |
| 133 EXPECT_EQ(token_service1, token_service2); |
| 134 EXPECT_EQ(token_service1, token_service3); |
| 135 } |
| 136 |
| 137 // Test a case where it failed to obtain the system salt. |
| 138 TEST_F(DeviceOAuth2TokenServiceFactoryTest, Get_NoSystemSalt) { |
| 139 ScopedDeviceOAuth2TokenServiceFactorySetUp scoped_setup; |
| 140 scoped_setup.fake_dbus_manager()->fake_cryptohome_client()-> |
| 141 set_system_salt(std::vector<uint8>()); |
| 142 |
| 143 DeviceOAuth2TokenService* token_service = NULL; |
| 144 int counter = 0; |
| 145 DeviceOAuth2TokenServiceFactory::Get( |
| 146 base::Bind(&CopyTokenServiceAndCount, &token_service, &counter)); |
| 147 // The callback will be run asynchronously. |
| 148 EXPECT_EQ(0, counter); |
| 149 EXPECT_FALSE(token_service); |
| 150 |
| 151 // This lets FakeCryptohomeClient return the system salt, which is empty. |
| 152 // NULL should be returned to the callback in this case. |
| 153 base::RunLoop().RunUntilIdle(); |
| 154 EXPECT_EQ(1, counter); |
| 155 EXPECT_FALSE(token_service); |
| 156 |
| 157 // Try it again, but the result should remain the same (NULL returned). |
| 158 DeviceOAuth2TokenServiceFactory::Get( |
| 159 base::Bind(&CopyTokenServiceAndCount, &token_service, &counter)); |
| 160 base::RunLoop().RunUntilIdle(); |
| 161 EXPECT_EQ(2, counter); |
| 162 EXPECT_FALSE(token_service); |
| 163 } |
| 164 |
| 165 } // namespace chromeos |
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