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/1.3/IWifi.h>
20 #include <android/hardware/wifi/1.3/IWifiChip.h>
21 #include <gtest/gtest.h>
22 #include <hidl/GtestPrinter.h>
23 #include <hidl/ServiceManagement.h>
24 
25 #include "wifi_hidl_call_util.h"
26 #include "wifi_hidl_test_utils.h"
27 
28 using ::android::sp;
29 using ::android::hardware::wifi::V1_0::ChipModeId;
30 using ::android::hardware::wifi::V1_0::IfaceType;
31 using ::android::hardware::wifi::V1_0::WifiStatusCode;
32 using ::android::hardware::wifi::V1_3::IWifiChip;
33 
34 namespace {
35 constexpr IWifiChip::LatencyMode kLatencyModeNormal =
36     IWifiChip::LatencyMode::NORMAL;
37 
38 constexpr IWifiChip::LatencyMode kLatencyModeLow = IWifiChip::LatencyMode::LOW;
39 };  // namespace
40 
41 /**
42  * Fixture to use for all Wifi chip HIDL interface tests.
43  */
44 class WifiChipHidlTest : public ::testing::TestWithParam<std::string> {
45    public:
SetUp()46     virtual void SetUp() override {
47         // Make sure to start with a clean state
48         stopWifi(GetInstanceName());
49 
50         wifi_chip_ = IWifiChip::castFrom(getWifiChip(GetInstanceName()));
51         ASSERT_NE(nullptr, wifi_chip_.get());
52     }
53 
TearDown()54     virtual void TearDown() override { stopWifi(GetInstanceName()); }
55 
56    protected:
57     // Helper function to configure the Chip in one of the supported modes.
58     // Most of the non-mode-configuration-related methods require chip
59     // to be first configured.
configureChipForIfaceType(IfaceType type,bool expectSuccess)60     ChipModeId configureChipForIfaceType(IfaceType type, bool expectSuccess) {
61         ChipModeId mode_id;
62         EXPECT_EQ(expectSuccess,
63                   configureChipToSupportIfaceType(wifi_chip_, type, &mode_id));
64         return mode_id;
65     }
66 
configureChipForStaIfaceAndGetCapabilities()67     uint32_t configureChipForStaIfaceAndGetCapabilities() {
68         ChipModeId mode_id;
69         EXPECT_TRUE(configureChipToSupportIfaceType(wifi_chip_, IfaceType::STA,
70                                                     &mode_id));
71         return getChipCapabilitiesLatest(wifi_chip_);
72     }
73 
74     sp<IWifiChip> wifi_chip_;
75 
76    private:
GetInstanceName()77     std::string GetInstanceName() { return GetParam(); }
78 };
79 
80 /*
81  * SetLatencyMode_normal
82  * This test case tests the setLatencyMode() API with
83  * Latency mode NORMAL
84  */
TEST_P(WifiChipHidlTest,SetLatencyMode_normal)85 TEST_P(WifiChipHidlTest, SetLatencyMode_normal) {
86     uint32_t caps = configureChipForStaIfaceAndGetCapabilities();
87     const auto& status =
88         HIDL_INVOKE(wifi_chip_, setLatencyMode, kLatencyModeNormal);
89     if (caps & (IWifiChip::ChipCapabilityMask::SET_LATENCY_MODE)) {
90         EXPECT_EQ(WifiStatusCode::SUCCESS, status.code);
91     } else {
92         EXPECT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED, status.code);
93     }
94 }
95 
96 /*
97  * SetLatencyMode_low
98  * This test case tests the setLatencyMode() API with Latency mode LOW
99  */
TEST_P(WifiChipHidlTest,SetLatencyMode_low)100 TEST_P(WifiChipHidlTest, SetLatencyMode_low) {
101     uint32_t caps = configureChipForStaIfaceAndGetCapabilities();
102     const auto& status =
103         HIDL_INVOKE(wifi_chip_, setLatencyMode, kLatencyModeLow);
104     if (caps & (IWifiChip::ChipCapabilityMask::SET_LATENCY_MODE)) {
105         EXPECT_EQ(WifiStatusCode::SUCCESS, status.code);
106     } else {
107         EXPECT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED, status.code);
108     }
109 }
110 
111 /*
112  * GetCapabilities_1_3
113  */
TEST_P(WifiChipHidlTest,GetCapabilities_1_3)114 TEST_P(WifiChipHidlTest, GetCapabilities_1_3) {
115     configureChipForIfaceType(IfaceType::STA, true);
116     const auto& status_and_caps = HIDL_INVOKE(wifi_chip_, getCapabilities_1_3);
117     if (status_and_caps.first.code != WifiStatusCode::SUCCESS) {
118         EXPECT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED,
119                   status_and_caps.first.code);
120         return;
121     }
122     EXPECT_NE(0u, status_and_caps.second);
123 }
124 
125 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(WifiChipHidlTest);
126 INSTANTIATE_TEST_SUITE_P(
127     PerInstance, WifiChipHidlTest,
128     testing::ValuesIn(android::hardware::getAllHalInstanceNames(
129         ::android::hardware::wifi::V1_3::IWifi::descriptor)),
130     android::hardware::PrintInstanceNameToString);
131