| // Copyright 2017 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 <list> |
| |
| #include "base/run_loop.h" |
| #include "base/test/test_io_thread.h" |
| #include "device/base/mock_device_client.h" |
| #include "device/hid/mock_hid_service.h" |
| #include "device/test/test_device_client.h" |
| #include "mock_u2f_device.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "u2f_sign.h" |
| |
| namespace device { |
| class U2fSignTest : public testing::Test { |
| public: |
| U2fSignTest() : io_thread_(base::TestIOThread::kAutoStart) {} |
| |
| void SetUp() override { |
| MockHidService* hid_service = device_client_.hid_service(); |
| hid_service->FirstEnumerationComplete(); |
| } |
| |
| protected: |
| base::MessageLoopForUI message_loop_; |
| base::TestIOThread io_thread_; |
| device::MockDeviceClient device_client_; |
| }; |
| |
| class TestSignCallback { |
| public: |
| TestSignCallback() |
| : callback_(base::Bind(&TestSignCallback::ReceivedCallback, |
| base::Unretained(this))) {} |
| ~TestSignCallback() {} |
| |
| void ReceivedCallback(U2fReturnCode status_code, |
| std::vector<uint8_t> response) { |
| response_ = std::make_pair(status_code, response); |
| closure_.Run(); |
| } |
| |
| std::pair<U2fReturnCode, std::vector<uint8_t>>& WaitForCallback() { |
| closure_ = run_loop_.QuitClosure(); |
| run_loop_.Run(); |
| return response_; |
| } |
| |
| const U2fRequest::ResponseCallback& callback() { return callback_; } |
| |
| private: |
| std::pair<U2fReturnCode, std::vector<uint8_t>> response_; |
| base::Closure closure_; |
| U2fRequest::ResponseCallback callback_; |
| base::RunLoop run_loop_; |
| }; |
| |
| TEST_F(U2fSignTest, TestSignSuccess) { |
| std::vector<uint8_t> key(32, 0xA); |
| std::vector<std::vector<uint8_t>> handles = {key}; |
| std::unique_ptr<MockU2fDevice> device(new MockU2fDevice()); |
| EXPECT_CALL(*device.get(), DeviceTransactPtr(testing::_, testing::_)) |
| .WillOnce(testing::Invoke(MockU2fDevice::NoErrorSign)); |
| EXPECT_CALL(*device.get(), TryWink(testing::_)) |
| .WillOnce(testing::Invoke(MockU2fDevice::WinkDoNothing)); |
| TestSignCallback cb; |
| std::unique_ptr<U2fRequest> request = |
| U2fSign::TrySign(handles, std::vector<uint8_t>(32), |
| std::vector<uint8_t>(32), cb.callback()); |
| request->Start(); |
| request->AddDeviceForTesting(std::move(device)); |
| std::pair<U2fReturnCode, std::vector<uint8_t>>& response = |
| cb.WaitForCallback(); |
| EXPECT_EQ(U2fReturnCode::SUCCESS, response.first); |
| // Correct key was sent so a sign response is expected |
| ASSERT_LT(static_cast<size_t>(0), response.second.size()); |
| EXPECT_EQ(static_cast<uint8_t>(MockU2fDevice::kSign), response.second[0]); |
| } |
| |
| TEST_F(U2fSignTest, TestDelayedSuccess) { |
| std::vector<uint8_t> key(32, 0xA); |
| std::vector<std::vector<uint8_t>> handles = {key}; |
| std::unique_ptr<MockU2fDevice> device(new MockU2fDevice()); |
| |
| // Go through the state machine twice before success |
| EXPECT_CALL(*device.get(), DeviceTransactPtr(testing::_, testing::_)) |
| .WillOnce(testing::Invoke(MockU2fDevice::NotSatisfied)) |
| .WillOnce(testing::Invoke(MockU2fDevice::NoErrorSign)); |
| EXPECT_CALL(*device.get(), TryWink(testing::_)) |
| .Times(2) |
| .WillRepeatedly(testing::Invoke(MockU2fDevice::WinkDoNothing)); |
| TestSignCallback cb; |
| |
| std::unique_ptr<U2fRequest> request = |
| U2fSign::TrySign(handles, std::vector<uint8_t>(32), |
| std::vector<uint8_t>(32), cb.callback()); |
| request->Start(); |
| request->AddDeviceForTesting(std::move(device)); |
| std::pair<U2fReturnCode, std::vector<uint8_t>>& response = |
| cb.WaitForCallback(); |
| EXPECT_EQ(U2fReturnCode::SUCCESS, response.first); |
| // Correct key was sent so a sign response is expected |
| ASSERT_LT(static_cast<size_t>(0), response.second.size()); |
| EXPECT_EQ(static_cast<uint8_t>(MockU2fDevice::kSign), response.second[0]); |
| } |
| |
| TEST_F(U2fSignTest, TestMultipleHandles) { |
| std::vector<uint8_t> key(32, 0xA); |
| std::vector<uint8_t> wrong_key0(32, 0xB); |
| std::vector<uint8_t> wrong_key1(32, 0xC); |
| std::vector<uint8_t> wrong_key2(32, 0xD); |
| // Put wrong key first to ensure that it will be tested before the correct key |
| std::vector<std::vector<uint8_t>> handles = {wrong_key0, wrong_key1, |
| wrong_key2, key}; |
| std::unique_ptr<MockU2fDevice> device(new MockU2fDevice()); |
| |
| // Wrong key would respond with SW_WRONG_DATA |
| EXPECT_CALL(*device.get(), DeviceTransactPtr(testing::_, testing::_)) |
| .WillOnce(testing::Invoke(MockU2fDevice::WrongData)) |
| .WillOnce(testing::Invoke(MockU2fDevice::WrongData)) |
| .WillOnce(testing::Invoke(MockU2fDevice::WrongData)) |
| .WillOnce(testing::Invoke(MockU2fDevice::NoErrorSign)); |
| // Only one wink expected per device |
| EXPECT_CALL(*device.get(), TryWink(testing::_)) |
| .WillOnce(testing::Invoke(MockU2fDevice::WinkDoNothing)); |
| |
| TestSignCallback cb; |
| std::unique_ptr<U2fRequest> request = |
| U2fSign::TrySign(handles, std::vector<uint8_t>(32), |
| std::vector<uint8_t>(32), cb.callback()); |
| request->Start(); |
| request->AddDeviceForTesting(std::move(device)); |
| std::pair<U2fReturnCode, std::vector<uint8_t>>& response = |
| cb.WaitForCallback(); |
| EXPECT_EQ(U2fReturnCode::SUCCESS, response.first); |
| // Correct key was sent so a sign response is expected |
| ASSERT_LT(static_cast<size_t>(0), response.second.size()); |
| EXPECT_EQ(static_cast<uint8_t>(MockU2fDevice::kSign), response.second[0]); |
| } |
| |
| TEST_F(U2fSignTest, TestMultipleDevices) { |
| std::vector<uint8_t> key0(32, 0xA); |
| std::vector<uint8_t> key1(32, 0xB); |
| // Second device will have a successful touch |
| std::vector<std::vector<uint8_t>> handles = {key0, key1}; |
| std::unique_ptr<MockU2fDevice> device0(new MockU2fDevice()); |
| std::unique_ptr<MockU2fDevice> device1(new MockU2fDevice()); |
| |
| EXPECT_CALL(*device0.get(), DeviceTransactPtr(testing::_, testing::_)) |
| .WillOnce(testing::Invoke(MockU2fDevice::WrongData)) |
| .WillOnce(testing::Invoke(MockU2fDevice::NotSatisfied)); |
| // One wink per device |
| EXPECT_CALL(*device0.get(), TryWink(testing::_)) |
| .WillOnce(testing::Invoke(MockU2fDevice::WinkDoNothing)); |
| EXPECT_CALL(*device1.get(), DeviceTransactPtr(testing::_, testing::_)) |
| .WillOnce(testing::Invoke(MockU2fDevice::NoErrorSign)); |
| EXPECT_CALL(*device1.get(), TryWink(testing::_)) |
| .WillOnce(testing::Invoke(MockU2fDevice::WinkDoNothing)); |
| |
| TestSignCallback cb; |
| std::unique_ptr<U2fRequest> request = |
| U2fSign::TrySign(handles, std::vector<uint8_t>(32), |
| std::vector<uint8_t>(32), cb.callback()); |
| request->Start(); |
| request->AddDeviceForTesting(std::move(device0)); |
| request->AddDeviceForTesting(std::move(device1)); |
| std::pair<U2fReturnCode, std::vector<uint8_t>>& response = |
| cb.WaitForCallback(); |
| EXPECT_EQ(U2fReturnCode::SUCCESS, response.first); |
| // Correct key was sent so a sign response is expected |
| ASSERT_LT(static_cast<size_t>(0), response.second.size()); |
| EXPECT_EQ(static_cast<uint8_t>(MockU2fDevice::kSign), response.second[0]); |
| } |
| |
| TEST_F(U2fSignTest, TestFakeEnroll) { |
| std::vector<uint8_t> key0(32, 0xA); |
| std::vector<uint8_t> key1(32, 0xB); |
| // Second device will be have a successful touch |
| std::vector<std::vector<uint8_t>> handles = {key0, key1}; |
| std::unique_ptr<MockU2fDevice> device0(new MockU2fDevice()); |
| std::unique_ptr<MockU2fDevice> device1(new MockU2fDevice()); |
| |
| EXPECT_CALL(*device0.get(), DeviceTransactPtr(testing::_, testing::_)) |
| .WillOnce(testing::Invoke(MockU2fDevice::WrongData)) |
| .WillOnce(testing::Invoke(MockU2fDevice::NotSatisfied)); |
| // One wink per device |
| EXPECT_CALL(*device0.get(), TryWink(testing::_)) |
| .WillOnce(testing::Invoke(MockU2fDevice::WinkDoNothing)); |
| // Both keys will be tried, when both fail, register is tried on that device |
| EXPECT_CALL(*device1.get(), DeviceTransactPtr(testing::_, testing::_)) |
| .WillOnce(testing::Invoke(MockU2fDevice::WrongData)) |
| .WillOnce(testing::Invoke(MockU2fDevice::WrongData)) |
| .WillOnce(testing::Invoke(MockU2fDevice::NoErrorRegister)); |
| EXPECT_CALL(*device1.get(), TryWink(testing::_)) |
| .WillOnce(testing::Invoke(MockU2fDevice::WinkDoNothing)); |
| |
| TestSignCallback cb; |
| std::unique_ptr<U2fRequest> request = |
| U2fSign::TrySign(handles, std::vector<uint8_t>(32), |
| std::vector<uint8_t>(32), cb.callback()); |
| request->Start(); |
| request->AddDeviceForTesting(std::move(device0)); |
| request->AddDeviceForTesting(std::move(device1)); |
| std::pair<U2fReturnCode, std::vector<uint8_t>>& response = |
| cb.WaitForCallback(); |
| EXPECT_EQ(U2fReturnCode::SUCCESS, response.first); |
| // Device that responded had no correct keys, so a registration response is |
| // expected |
| ASSERT_LT(static_cast<size_t>(0), response.second.size()); |
| EXPECT_EQ(static_cast<uint8_t>(MockU2fDevice::kRegister), response.second[0]); |
| } |
| |
| } // namespace device |