Ningyuan Wang | 88c688a | 2015-12-09 17:59:01 -0800 | [diff] [blame] | 1 | // |
| 2 | // Copyright (C) 2015 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 <dhcp_client/device_info.h> |
| 18 | |
| 19 | #include <net/if.h> |
| 20 | #include <sys/ioctl.h> |
| 21 | |
| 22 | #include <gmock/gmock.h> |
| 23 | #include <gtest/gtest.h> |
| 24 | |
Ningyuan Wang | 63aa9b5 | 2016-01-19 10:24:59 -0800 | [diff] [blame] | 25 | #include <shill/net/byte_string.h> |
Ningyuan Wang | 88c688a | 2015-12-09 17:59:01 -0800 | [diff] [blame] | 26 | #include <shill/net/mock_sockets.h> |
| 27 | #include <shill/net/mock_rtnl_handler.h> |
| 28 | |
Ningyuan Wang | 63aa9b5 | 2016-01-19 10:24:59 -0800 | [diff] [blame] | 29 | using shill::ByteString; |
Ningyuan Wang | 88c688a | 2015-12-09 17:59:01 -0800 | [diff] [blame] | 30 | using shill::MockRTNLHandler; |
| 31 | using shill::MockSockets; |
| 32 | using ::testing::_; |
| 33 | using ::testing::DoAll; |
| 34 | using ::testing::ElementsAreArray; |
| 35 | using ::testing::Return; |
| 36 | |
| 37 | namespace { |
| 38 | |
| 39 | const int kFakeFd = 99; |
| 40 | const unsigned int kFakeInterfaceIndex = 1; |
| 41 | const std::string kFakeDeviceName = "eth0"; |
| 42 | const std::string kFakeLongDeviceName = "a_long_device_name"; |
| 43 | const uint8_t kFakeMacAddress[] = {0x00, 0x01, 0x02, 0xaa, 0xbb, 0xcc}; |
| 44 | |
| 45 | } |
| 46 | |
| 47 | namespace dhcp_client { |
| 48 | |
| 49 | class DeviceInfoTest : public testing::Test { |
| 50 | public: |
| 51 | DeviceInfoTest() {} |
| 52 | |
| 53 | void SetUp() { |
| 54 | device_info_ = DeviceInfo::GetInstance(); |
| 55 | sockets_ = new MockSockets(); |
| 56 | device_info_->sockets_.reset(sockets_); |
| 57 | device_info_->rtnl_handler_ = &rtnl_handler_; |
| 58 | } |
| 59 | |
| 60 | protected: |
| 61 | DeviceInfo* device_info_; |
| 62 | MockRTNLHandler rtnl_handler_; |
| 63 | MockSockets* sockets_; // Owned by device_info_. |
| 64 | }; |
| 65 | |
| 66 | ACTION_P(SetIfreq, ifr) { |
| 67 | struct ifreq* const ifr_arg = static_cast<struct ifreq*>(arg2); |
| 68 | *ifr_arg = ifr; |
| 69 | } |
| 70 | |
| 71 | MATCHER_P(IfreqEquals, ifname, "") { |
| 72 | const struct ifreq* const ifr = static_cast<struct ifreq*>(arg); |
| 73 | return (ifr != nullptr) && |
| 74 | (strcmp(ifname, ifr->ifr_name) == 0); |
| 75 | } |
| 76 | |
| 77 | TEST_F(DeviceInfoTest, GetDeviceInfoSucceed) { |
Ningyuan Wang | 63aa9b5 | 2016-01-19 10:24:59 -0800 | [diff] [blame] | 78 | ByteString mac_address; |
Ningyuan Wang | 88c688a | 2015-12-09 17:59:01 -0800 | [diff] [blame] | 79 | unsigned int interface_index; |
| 80 | struct ifreq ifr; |
| 81 | memcpy(ifr.ifr_hwaddr.sa_data, kFakeMacAddress, sizeof(kFakeMacAddress)); |
| 82 | EXPECT_CALL(*sockets_, Socket(AF_INET, SOCK_DGRAM, 0)) |
| 83 | .WillOnce(Return(kFakeFd)); |
| 84 | EXPECT_CALL(*sockets_, Ioctl(kFakeFd, |
| 85 | SIOCGIFHWADDR, |
| 86 | IfreqEquals(kFakeDeviceName.c_str()))) |
| 87 | .WillOnce(DoAll(SetIfreq(ifr), Return(0))); |
| 88 | EXPECT_CALL(rtnl_handler_, GetInterfaceIndex(kFakeDeviceName)) |
| 89 | .WillOnce(Return(kFakeInterfaceIndex)); |
| 90 | EXPECT_TRUE(device_info_->GetDeviceInfo(kFakeDeviceName, |
| 91 | &mac_address, |
| 92 | &interface_index)); |
| 93 | EXPECT_EQ(interface_index, kFakeInterfaceIndex); |
| 94 | EXPECT_THAT(kFakeMacAddress, |
Ningyuan Wang | 3af3d83 | 2016-01-28 10:28:56 -0800 | [diff] [blame] | 95 | ElementsAreArray(mac_address.GetConstData(), |
| 96 | sizeof(kFakeMacAddress))); |
Ningyuan Wang | 88c688a | 2015-12-09 17:59:01 -0800 | [diff] [blame] | 97 | } |
| 98 | |
| 99 | TEST_F(DeviceInfoTest, GetDeviceInfoNameTooLong) { |
Ningyuan Wang | 63aa9b5 | 2016-01-19 10:24:59 -0800 | [diff] [blame] | 100 | ByteString mac_address; |
Ningyuan Wang | 88c688a | 2015-12-09 17:59:01 -0800 | [diff] [blame] | 101 | unsigned int interface_index; |
| 102 | EXPECT_FALSE(device_info_->GetDeviceInfo(kFakeLongDeviceName, |
| 103 | &mac_address, |
| 104 | &interface_index)); |
| 105 | } |
| 106 | |
| 107 | TEST_F(DeviceInfoTest, GetDeviceInfoFailedToCreateSocket) { |
Ningyuan Wang | 63aa9b5 | 2016-01-19 10:24:59 -0800 | [diff] [blame] | 108 | ByteString mac_address; |
Ningyuan Wang | 88c688a | 2015-12-09 17:59:01 -0800 | [diff] [blame] | 109 | unsigned int interface_index; |
| 110 | EXPECT_CALL(*sockets_, Socket(AF_INET, SOCK_DGRAM, 0)).WillOnce(Return(-1)); |
| 111 | EXPECT_FALSE(device_info_->GetDeviceInfo(kFakeDeviceName, |
| 112 | &mac_address, |
| 113 | &interface_index)); |
| 114 | } |
| 115 | |
| 116 | TEST_F(DeviceInfoTest, GetDeviceInfoFailedToGetHardwareAddr) { |
Ningyuan Wang | 63aa9b5 | 2016-01-19 10:24:59 -0800 | [diff] [blame] | 117 | ByteString mac_address; |
Ningyuan Wang | 88c688a | 2015-12-09 17:59:01 -0800 | [diff] [blame] | 118 | unsigned int interface_index; |
| 119 | EXPECT_CALL(*sockets_, Socket(AF_INET, SOCK_DGRAM, 0)) |
| 120 | .WillOnce(Return(kFakeFd)); |
| 121 | EXPECT_CALL(*sockets_, Ioctl(kFakeFd, SIOCGIFHWADDR, _)).WillOnce(Return(-1)); |
| 122 | EXPECT_FALSE(device_info_->GetDeviceInfo(kFakeDeviceName, |
| 123 | &mac_address, |
| 124 | &interface_index)); |
| 125 | } |
| 126 | |
| 127 | TEST_F(DeviceInfoTest, GetDeviceInfoFailedToGetInterfaceIndex) { |
Ningyuan Wang | 63aa9b5 | 2016-01-19 10:24:59 -0800 | [diff] [blame] | 128 | ByteString mac_address; |
Ningyuan Wang | 88c688a | 2015-12-09 17:59:01 -0800 | [diff] [blame] | 129 | unsigned int interface_index; |
| 130 | EXPECT_CALL(*sockets_, Socket(AF_INET, SOCK_DGRAM, 0)) |
| 131 | .WillOnce(Return(kFakeFd)); |
| 132 | EXPECT_CALL(*sockets_, Ioctl(kFakeFd, SIOCGIFHWADDR, _)).WillOnce(Return(0)); |
| 133 | EXPECT_CALL(rtnl_handler_, GetInterfaceIndex(kFakeDeviceName)) |
| 134 | .WillOnce(Return(-1)); |
| 135 | EXPECT_FALSE(device_info_->GetDeviceInfo(kFakeDeviceName, |
| 136 | &mac_address, |
| 137 | &interface_index)); |
| 138 | } |
| 139 | |
| 140 | } // namespace dhcp_client |