1/*
2 * Copyright (C) 2016, 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 <memory>
18#include <vector>
19
20#include <gmock/gmock.h>
21#include <gtest/gtest.h>
22#include <wifi_system_test/mock_interface_tool.h>
23
24#include "wificond/client_interface_impl.h"
25#include "wificond/tests/mock_netlink_manager.h"
26#include "wificond/tests/mock_netlink_utils.h"
27#include "wificond/tests/mock_scan_utils.h"
28
29using android::wifi_system::MockInterfaceTool;
30using std::unique_ptr;
31using std::vector;
32using testing::NiceMock;
33using testing::Return;
34using testing::_;
35
36namespace android {
37namespace wificond {
38namespace {
39
40const uint32_t kTestWiphyIndex = 2;
41const char kTestInterfaceName[] = "testwifi0";
42const uint32_t kTestInterfaceIndex = 42;
43const size_t kMacAddrLenBytes = ETH_ALEN;
44
45class ClientInterfaceImplTest : public ::testing::Test {
46 protected:
47
48  void SetUp() override {
49    EXPECT_CALL(*netlink_utils_,
50                SubscribeMlmeEvent(kTestInterfaceIndex, _));
51    EXPECT_CALL(*netlink_utils_,
52                GetWiphyInfo(kTestWiphyIndex, _, _, _));
53    client_interface_.reset(new ClientInterfaceImpl{
54        kTestWiphyIndex,
55        kTestInterfaceName,
56        kTestInterfaceIndex,
57        vector<uint8_t>{0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
58        if_tool_.get(),
59        netlink_utils_.get(),
60        scan_utils_.get()});
61  }
62
63  void TearDown() override {
64    EXPECT_CALL(*netlink_utils_,
65                UnsubscribeMlmeEvent(kTestInterfaceIndex));
66  }
67
68  unique_ptr<NiceMock<MockInterfaceTool>> if_tool_{
69      new NiceMock<MockInterfaceTool>};
70  unique_ptr<NiceMock<MockNetlinkManager>> netlink_manager_{
71      new NiceMock<MockNetlinkManager>()};
72  unique_ptr<NiceMock<MockNetlinkUtils>> netlink_utils_{
73      new NiceMock<MockNetlinkUtils>(netlink_manager_.get())};
74  unique_ptr<NiceMock<MockScanUtils>> scan_utils_{
75      new NiceMock<MockScanUtils>(netlink_manager_.get())};
76  unique_ptr<ClientInterfaceImpl> client_interface_;
77};  // class ClientInterfaceImplTest
78
79}  // namespace
80
81TEST_F(ClientInterfaceImplTest, SetMacAddressFailsOnInvalidInput) {
82  EXPECT_FALSE(client_interface_->SetMacAddress(
83      std::vector<uint8_t>(kMacAddrLenBytes - 1)));
84  EXPECT_FALSE(client_interface_->SetMacAddress(
85      std::vector<uint8_t>(kMacAddrLenBytes + 1)));
86}
87
88TEST_F(ClientInterfaceImplTest, SetMacAddressFailsOnInterfaceDownFailure) {
89  EXPECT_CALL(*if_tool_, SetWifiUpState(false)).WillOnce(Return(false));
90  EXPECT_FALSE(
91      client_interface_->SetMacAddress(std::vector<uint8_t>(kMacAddrLenBytes)));
92}
93
94TEST_F(ClientInterfaceImplTest, SetMacAddressFailsOnAddressChangeFailure) {
95  EXPECT_CALL(*if_tool_, SetWifiUpState(false)).WillOnce(Return(true));
96  EXPECT_CALL(*if_tool_, SetMacAddress(_, _)).WillOnce(Return(false));
97  EXPECT_FALSE(
98      client_interface_->SetMacAddress(std::vector<uint8_t>(kMacAddrLenBytes)));
99}
100
101TEST_F(ClientInterfaceImplTest, SetMacAddressFailsOnInterfaceUpFailure) {
102  EXPECT_CALL(*if_tool_, SetWifiUpState(false)).WillOnce(Return(true));
103  EXPECT_CALL(*if_tool_, SetMacAddress(_, _)).WillOnce(Return(true));
104  EXPECT_CALL(*if_tool_, SetWifiUpState(true)).WillOnce(Return(false));
105  EXPECT_FALSE(
106      client_interface_->SetMacAddress(std::vector<uint8_t>(kMacAddrLenBytes)));
107}
108
109TEST_F(ClientInterfaceImplTest, SetMacAddressReturnsTrueOnSuccess) {
110  EXPECT_CALL(*if_tool_, SetWifiUpState(false)).WillOnce(Return(true));
111  EXPECT_CALL(*if_tool_, SetMacAddress(_, _)).WillOnce(Return(true));
112  EXPECT_CALL(*if_tool_, SetWifiUpState(true)).WillOnce(Return(true));
113  EXPECT_TRUE(
114      client_interface_->SetMacAddress(std::vector<uint8_t>(kMacAddrLenBytes)));
115}
116
117TEST_F(ClientInterfaceImplTest, SetMacAddressPassesCorrectAddressToIfTool) {
118  EXPECT_CALL(*if_tool_, SetWifiUpState(false)).WillOnce(Return(true));
119  EXPECT_CALL(*if_tool_, SetMacAddress(_,
120      std::array<uint8_t, kMacAddrLenBytes>{{1, 2, 3, 4, 5, 6}}))
121    .WillOnce(Return(true));
122  EXPECT_CALL(*if_tool_, SetWifiUpState(true)).WillOnce(Return(true));
123  EXPECT_TRUE(client_interface_->SetMacAddress(
124      std::vector<uint8_t>{1, 2, 3, 4, 5, 6}));
125}
126
127}  // namespace wificond
128}  // namespace android
129