1 /*
2  * Copyright (C) 2018 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 <android-base/logging.h>
18 
19 #include <android/hardware/wifi/1.2/IWifiChip.h>
20 #include <android/hardware/wifi/1.2/IWifiChipEventCallback.h>
21 #include <android/hardware/wifi/1.3/IWifiChip.h>
22 
23 #include <VtsHalHidlTargetCallbackBase.h>
24 #include <VtsHalHidlTargetTestBase.h>
25 
26 #include "wifi_hidl_call_util.h"
27 #include "wifi_hidl_test_utils.h"
28 
29 using ::android::hardware::hidl_string;
30 using ::android::hardware::hidl_vec;
31 using ::android::hardware::Return;
32 using ::android::hardware::wifi::V1_0::ChipModeId;
33 using ::android::hardware::wifi::V1_0::IfaceType;
34 using ::android::hardware::wifi::V1_0::WifiStatus;
35 using ::android::hardware::wifi::V1_0::WifiDebugRingBufferStatus;
36 using ::android::hardware::wifi::V1_0::WifiStatusCode;
37 using ::android::hardware::wifi::V1_2::IWifiChip;
38 using ::android::hardware::wifi::V1_2::IWifiChipEventCallback;
39 using ::android::hardware::Void;
40 using ::android::sp;
41 
42 namespace {
43 constexpr IWifiChip::TxPowerScenario kPowerScenarioBody =
44     IWifiChip::TxPowerScenario::ON_BODY_CELL_OFF;
45 
46 constexpr IWifiChip::TxPowerScenario kPowerScenarioVoiceCall =
47     IWifiChip::TxPowerScenario::VOICE_CALL;
48 };  // namespace
49 
50 /**
51  * Fixture to use for all Wifi chip HIDL interface tests.
52  */
53 class WifiChipHidlTest : public ::testing::VtsHalHidlTargetTestBase {
54  public:
SetUp()55   virtual void SetUp() override {
56     wifi_chip_ = IWifiChip::castFrom(getWifiChip());
57     ASSERT_NE(nullptr, wifi_chip_.get());
58   }
59 
TearDown()60   virtual void TearDown() override { stopWifi(); }
61 
62   // A simple test implementation of WifiChipEventCallback.
63   class WifiChipEventCallback
64       : public ::testing::VtsHalHidlTargetCallbackBase<WifiChipHidlTest>,
65         public IWifiChipEventCallback {
66 
67    public:
WifiChipEventCallback()68     WifiChipEventCallback() {};
69 
70     virtual ~WifiChipEventCallback() = default;
71 
onChipReconfigured(uint32_t modeId __unused)72     Return<void> onChipReconfigured(uint32_t modeId __unused) {
73       return Void();
74     };
75 
onChipReconfigureFailure(const WifiStatus & status __unused)76     Return<void> onChipReconfigureFailure(const WifiStatus& status __unused) {
77       return Void();
78     };
79 
onIfaceAdded(IfaceType type __unused,const hidl_string & name __unused)80     Return<void> onIfaceAdded(IfaceType type __unused, const hidl_string& name __unused) {
81       return Void();
82     };
83 
onIfaceRemoved(IfaceType type __unused,const hidl_string & name __unused)84     Return<void> onIfaceRemoved(IfaceType type __unused, const hidl_string& name __unused) {
85       return Void();
86     };
87 
onDebugRingBufferDataAvailable(const WifiDebugRingBufferStatus & status __unused,const hidl_vec<uint8_t> & data __unused)88     Return<void> onDebugRingBufferDataAvailable(const WifiDebugRingBufferStatus& status __unused,
89         const hidl_vec<uint8_t>& data __unused) {
90       return Void();
91     };
92 
onDebugErrorAlert(int32_t errorCode __unused,const hidl_vec<uint8_t> & debugData __unused)93     Return<void> onDebugErrorAlert(int32_t errorCode __unused,
94         const hidl_vec<uint8_t>& debugData __unused) {
95       return Void();
96     };
97 
onRadioModeChange(const hidl_vec<RadioModeInfo> & radioModeInfos __unused)98     Return<void> onRadioModeChange(const hidl_vec<RadioModeInfo>& radioModeInfos __unused) {
99       return Void();
100     };
101   };
102 
103  protected:
configureChipForStaIfaceAndGetCapabilities()104   uint32_t configureChipForStaIfaceAndGetCapabilities() {
105     ChipModeId mode_id;
106     EXPECT_TRUE(
107         configureChipToSupportIfaceType(wifi_chip_, IfaceType::STA, &mode_id));
108 
109     sp<::android::hardware::wifi::V1_3::IWifiChip> chip_converted =
110         ::android::hardware::wifi::V1_3::IWifiChip::castFrom(wifi_chip_);
111 
112     std::pair<WifiStatus, uint32_t> status_and_caps;
113 
114     if (chip_converted != nullptr) {
115         // Call the newer HAL version
116         status_and_caps = HIDL_INVOKE(chip_converted, getCapabilities_1_3);
117     } else {
118         status_and_caps = HIDL_INVOKE(wifi_chip_, getCapabilities);
119     }
120 
121     EXPECT_EQ(WifiStatusCode::SUCCESS, status_and_caps.first.code);
122     return status_and_caps.second;
123   }
124 
125   sp<IWifiChip> wifi_chip_;
126 };
127 
128 /*
129  * SelectTxPowerScenario_1_2_body
130  * This test case tests the selectTxPowerScenario_1_2() API with SAR scenarios
131  * newly defined in 1.2
132  */
TEST_F(WifiChipHidlTest,SelectTxPowerScenario_1_2_body)133 TEST_F(WifiChipHidlTest, SelectTxPowerScenario_1_2_body) {
134   uint32_t caps = configureChipForStaIfaceAndGetCapabilities();
135   const auto& status =
136       HIDL_INVOKE(wifi_chip_, selectTxPowerScenario_1_2, kPowerScenarioBody);
137   if (caps & (IWifiChip::ChipCapabilityMask::SET_TX_POWER_LIMIT |
138               IWifiChip::ChipCapabilityMask::USE_BODY_HEAD_SAR)) {
139     EXPECT_EQ(WifiStatusCode::SUCCESS, status.code);
140   } else {
141     EXPECT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED, status.code);
142   }
143 }
144 
145 /*
146  * SelectTxPowerScenario_1_2_voiceCall
147  * This test case tests the selectTxPowerScenario_1_2() API with previously
148  * defined SAR scenarios
149  */
TEST_F(WifiChipHidlTest,SelectTxPowerScenario_1_2_voiceCall)150 TEST_F(WifiChipHidlTest, SelectTxPowerScenario_1_2_voiceCall) {
151   uint32_t caps = configureChipForStaIfaceAndGetCapabilities();
152   const auto& status =
153       HIDL_INVOKE(wifi_chip_, selectTxPowerScenario_1_2, kPowerScenarioVoiceCall);
154   if (caps & (IWifiChip::ChipCapabilityMask::SET_TX_POWER_LIMIT)) {
155     EXPECT_EQ(WifiStatusCode::SUCCESS, status.code);
156   } else {
157     EXPECT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED, status.code);
158   }
159 }
160 
161 /*
162  * registerEventCallback_1_2
163  * This test case tests the registerEventCallback_1_2() API which registers
164  * a call back function with the hal implementation
165  *
166  * Note: it is not feasible to test the invocation of the call back function
167  * since event is triggered internally in the HAL implementation, and can not be
168  * triggered from the test case
169  */
TEST_F(WifiChipHidlTest,registerEventCallback_1_2)170 TEST_F(WifiChipHidlTest, registerEventCallback_1_2) {
171     sp<WifiChipEventCallback> wifiChipEventCallback = new WifiChipEventCallback();
172     const auto& status =
173         HIDL_INVOKE(wifi_chip_, registerEventCallback_1_2, wifiChipEventCallback);
174     EXPECT_EQ(WifiStatusCode::SUCCESS, status.code);
175 }
176