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 <string>
18 #include <vector>
19
20 #include <gtest/gtest.h>
21 #include <utils/StrongPointer.h>
22 #include <wifi_system/interface_tool.h>
23
24 #include "android/net/wifi/IClientInterface.h"
25 #include "android/net/wifi/IWificond.h"
26 #include "wificond/tests/integration/process_utils.h"
27
28 using android::net::wifi::IClientInterface;
29 using android::net::wifi::IWificond;
30 using android::wifi_system::InterfaceTool;
31 using android::wificond::tests::integration::ScopedDevModeWificond;
32 using android::wificond::tests::integration::SupplicantIsDead;
33 using android::wificond::tests::integration::SupplicantIsRunning;
34 using android::wificond::tests::integration::WaitForTrue;
35 using std::string;
36 using std::vector;
37
38 namespace android {
39 namespace wificond {
40 namespace {
41
42 constexpr int kSupplicantStartupTimeoutSeconds = 3;
43 constexpr int kSupplicantDeathTimeoutSeconds = 3;
44
45 } // namespace
46
TEST(ClientInterfaceTest,CanCreateClientInterfaces)47 TEST(ClientInterfaceTest, CanCreateClientInterfaces) {
48 ScopedDevModeWificond dev_mode;
49 sp<IWificond> service = dev_mode.EnterDevModeOrDie();
50
51 // We should be able to create an client interface.
52 sp<IClientInterface> client_interface;
53 EXPECT_TRUE(service->createClientInterface(&client_interface).isOk());
54 EXPECT_NE(nullptr, client_interface.get());
55
56 // The interface should start out down.
57 string if_name;
58 EXPECT_TRUE(client_interface->getInterfaceName(&if_name).isOk());
59 EXPECT_TRUE(!if_name.empty());
60 InterfaceTool if_tool;
61 EXPECT_FALSE(if_tool.GetUpState(if_name.c_str()));
62
63 // Mark the interface as up, just to test that we mark it down on teardown.
64 EXPECT_TRUE(if_tool.SetUpState(if_name.c_str(), true));
65 EXPECT_TRUE(if_tool.GetUpState(if_name.c_str()));
66
67 // We should not be able to create two client interfaces.
68 sp<IClientInterface> client_interface2;
69 EXPECT_TRUE(service->createClientInterface(&client_interface2).isOk());
70 EXPECT_EQ(nullptr, client_interface2.get());
71
72 // We can tear down the created interface.
73 EXPECT_TRUE(service->tearDownInterfaces().isOk());
74 EXPECT_FALSE(if_tool.GetUpState(if_name.c_str()));
75 }
76
TEST(ClientInterfaceTest,CanStartStopSupplicant)77 TEST(ClientInterfaceTest, CanStartStopSupplicant) {
78 ScopedDevModeWificond dev_mode;
79 sp<IWificond> service = dev_mode.EnterDevModeOrDie();
80 sp<IClientInterface> client_interface;
81 EXPECT_TRUE(service->createClientInterface(&client_interface).isOk());
82 ASSERT_NE(nullptr, client_interface.get());
83
84 for (int iteration = 0; iteration < 4; iteration++) {
85 bool supplicant_started = false;
86 EXPECT_TRUE(client_interface->enableSupplicant(&supplicant_started).isOk());
87 EXPECT_TRUE(supplicant_started);
88
89 EXPECT_TRUE(WaitForTrue(SupplicantIsRunning,
90 kSupplicantStartupTimeoutSeconds))
91 << "Failed on iteration " << iteration;
92
93 // We look for supplicant so quickly that we miss when it dies on startup
94 sleep(1);
95 EXPECT_TRUE(SupplicantIsRunning()) << "Failed on iteration " << iteration;
96
97 bool supplicant_stopped = false;
98 EXPECT_TRUE(
99 client_interface->disableSupplicant(&supplicant_stopped).isOk());
100 EXPECT_TRUE(supplicant_stopped);
101
102 EXPECT_TRUE(WaitForTrue(SupplicantIsDead, kSupplicantDeathTimeoutSeconds))
103 << "Failed on iteration " << iteration;
104 }
105 }
106
TEST(ClientInterfaceTest,CanGetMacAddress)107 TEST(ClientInterfaceTest, CanGetMacAddress) {
108 ScopedDevModeWificond dev_mode;
109 sp<IWificond> service = dev_mode.EnterDevModeOrDie();
110 sp<IClientInterface> client_interface;
111 EXPECT_TRUE(service->createClientInterface(&client_interface).isOk());
112 ASSERT_NE(nullptr, client_interface.get());
113 vector<uint8_t> mac_address;
114 EXPECT_TRUE(client_interface->getMacAddress(&mac_address).isOk());
115 EXPECT_TRUE(mac_address.size() == 6);
116 }
117
118 } // namespace wificond
119 } // namespace android
120