1 /*
2  * Copyright (C) 2019 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 <VtsHalHidlTargetCallbackBase.h>
18 #include <android-base/logging.h>
19 
20 #undef NAN  // NAN is defined in bionic/libc/include/math.h:38
21 
22 #include <android/hardware/wifi/1.3/IWifiStaIface.h>
23 #include <android/hardware/wifi/1.4/IWifi.h>
24 #include <android/hardware/wifi/1.4/IWifiChip.h>
25 #include <android/hardware/wifi/1.4/IWifiChipEventCallback.h>
26 #include <gtest/gtest.h>
27 #include <hidl/GtestPrinter.h>
28 #include <hidl/ServiceManagement.h>
29 
30 #include "wifi_hidl_call_util.h"
31 #include "wifi_hidl_test_utils.h"
32 
33 using ::android::sp;
34 using ::android::hardware::hidl_string;
35 using ::android::hardware::hidl_vec;
36 using ::android::hardware::Return;
37 using ::android::hardware::Void;
38 using ::android::hardware::wifi::V1_0::ChipModeId;
39 using ::android::hardware::wifi::V1_0::IfaceType;
40 using ::android::hardware::wifi::V1_0::WifiDebugRingBufferStatus;
41 using ::android::hardware::wifi::V1_0::WifiStatus;
42 using ::android::hardware::wifi::V1_0::WifiStatusCode;
43 using ::android::hardware::wifi::V1_3::IWifiStaIface;
44 using ::android::hardware::wifi::V1_4::IWifiChip;
45 using ::android::hardware::wifi::V1_4::IWifiChipEventCallback;
46 
47 /**
48  * Fixture to use for all Wifi chip HIDL interface tests.
49  */
50 class WifiChipHidlTest : public ::testing::TestWithParam<std::string> {
51    public:
SetUp()52     virtual void SetUp() override {
53         // Make sure to start with a clean state
54         stopWifi(GetInstanceName());
55 
56         wifi_chip_ = IWifiChip::castFrom(getWifiChip(GetInstanceName()));
57         ASSERT_NE(nullptr, wifi_chip_.get());
58     }
59 
TearDown()60     virtual void TearDown() override { stopWifi(GetInstanceName()); }
61 
62     // A simple test implementation of WifiChipEventCallback.
63     class WifiChipEventCallback
64         : public ::testing::VtsHalHidlTargetCallbackBase<WifiChipHidlTest>,
65           public IWifiChipEventCallback {
66        public:
WifiChipEventCallback()67         WifiChipEventCallback(){};
68 
69         virtual ~WifiChipEventCallback() = default;
70 
onChipReconfigured(uint32_t modeId __unused)71         Return<void> onChipReconfigured(uint32_t modeId __unused) {
72             return Void();
73         };
74 
onChipReconfigureFailure(const WifiStatus & status __unused)75         Return<void> onChipReconfigureFailure(
76             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,
81                                   const hidl_string& name __unused) {
82             return Void();
83         };
84 
onIfaceRemoved(IfaceType type __unused,const hidl_string & name __unused)85         Return<void> onIfaceRemoved(IfaceType type __unused,
86                                     const hidl_string& name __unused) {
87             return Void();
88         };
89 
onDebugRingBufferDataAvailable(const WifiDebugRingBufferStatus & status __unused,const hidl_vec<uint8_t> & data __unused)90         Return<void> onDebugRingBufferDataAvailable(
91             const WifiDebugRingBufferStatus& status __unused,
92             const hidl_vec<uint8_t>& data __unused) {
93             return Void();
94         };
95 
onDebugErrorAlert(int32_t errorCode __unused,const hidl_vec<uint8_t> & debugData __unused)96         Return<void> onDebugErrorAlert(int32_t errorCode __unused,
97                                        const hidl_vec<uint8_t>& debugData
98                                            __unused) {
99             return Void();
100         };
101 
onRadioModeChange(const hidl_vec<::android::hardware::wifi::V1_2::IWifiChipEventCallback::RadioModeInfo> & radioModeInfos __unused)102         Return<void> onRadioModeChange(
103             const hidl_vec<::android::hardware::wifi::V1_2::
104                                IWifiChipEventCallback::RadioModeInfo>&
105                 radioModeInfos __unused) {
106             return Void();
107         };
108 
onRadioModeChange_1_4(const hidl_vec<RadioModeInfo> & radioModeInfos __unused)109         Return<void> onRadioModeChange_1_4(
110             const hidl_vec<RadioModeInfo>& radioModeInfos __unused) {
111             return Void();
112         };
113     };
114 
115    protected:
116     // Helper function to configure the Chip in one of the supported modes.
117     // Most of the non-mode-configuration-related methods require chip
118     // to be first configured.
configureChipForIfaceType(IfaceType type,bool expectSuccess)119     ChipModeId configureChipForIfaceType(IfaceType type, bool expectSuccess) {
120         ChipModeId mode_id;
121         EXPECT_EQ(expectSuccess,
122                   configureChipToSupportIfaceType(wifi_chip_, type, &mode_id));
123         return mode_id;
124     }
125 
126     sp<IWifiChip> wifi_chip_;
127 
128    private:
GetInstanceName()129     std::string GetInstanceName() { return GetParam(); }
130 };
131 
132 /*
133  * registerEventCallback_1_4
134  * This test case tests the registerEventCallback_1_4() API which registers
135  * a call back function with the hal implementation
136  *
137  * Note: it is not feasible to test the invocation of the call back function
138  * since event is triggered internally in the HAL implementation, and can not be
139  * triggered from the test case
140  */
TEST_P(WifiChipHidlTest,registerEventCallback_1_4)141 TEST_P(WifiChipHidlTest, registerEventCallback_1_4) {
142     sp<WifiChipEventCallback> wifiChipEventCallback =
143         new WifiChipEventCallback();
144     const auto& status = HIDL_INVOKE(wifi_chip_, registerEventCallback_1_4,
145                                      wifiChipEventCallback);
146 
147     if (status.code != WifiStatusCode::SUCCESS) {
148         EXPECT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED, status.code);
149         return;
150     }
151 }
152 
153 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(WifiChipHidlTest);
154 INSTANTIATE_TEST_SUITE_P(
155     PerInstance, WifiChipHidlTest,
156     testing::ValuesIn(android::hardware::getAllHalInstanceNames(
157         ::android::hardware::wifi::V1_4::IWifi::descriptor)),
158     android::hardware::PrintInstanceNameToString);
159