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 #define LOG_TAG "SoundTriggerHidlHalTest"
18 
19 #include <android-base/logging.h>
20 #include <android/hardware/audio/common/2.0/types.h>
21 #include <android/hardware/soundtrigger/2.3/ISoundTriggerHw.h>
22 #include <android/hardware/soundtrigger/2.3/types.h>
23 #include <gtest/gtest.h>
24 #include <hidl/GtestPrinter.h>
25 #include <hidl/ServiceManagement.h>
26 
27 using ::android::sp;
28 using ::android::hardware::Return;
29 using ::android::hardware::soundtrigger::V2_0::RecognitionMode;
30 using ::android::hardware::soundtrigger::V2_3::AudioCapabilities;
31 using ::android::hardware::soundtrigger::V2_3::ISoundTriggerHw;
32 using ::android::hardware::soundtrigger::V2_3::Properties;
33 
34 /**
35  * Test class holding the instance of the SoundTriggerHW service to test.
36  * The passed parameter is the registered name of the implementing service
37  * supplied by INSTANTIATE_TEST_SUITE_P() call.
38  */
39 class SoundTriggerHidlTest : public testing::TestWithParam<std::string> {
40   public:
SetUp()41     void SetUp() override {
42         soundtrigger = ISoundTriggerHw::getService(GetParam());
43 
44         ASSERT_NE(soundtrigger, nullptr);
45         LOG(INFO) << "Test is remote " << soundtrigger->isRemote();
46     }
47 
48     sp<ISoundTriggerHw> soundtrigger;
49 };
50 
51 /**
52  * Empty test is in place to ensure service is initalized.
53  * Due to the nature of SoundTrigger HAL providing an interface for
54  * proprietary or vendor specific implementations, limited testing on
55  * individual APIs is possible.
56  */
TEST_P(SoundTriggerHidlTest,ServiceIsInstantiated)57 TEST_P(SoundTriggerHidlTest, ServiceIsInstantiated) {}
58 
59 /**
60  * Test ISoundTriggerHw::getProperties_2_3 method
61  *
62  * Verifies that:
63  * - the implementation implements the method
64  * - the method returns no error
65  * - the implementation supports at least one sound model and one key phrase
66  * - the implementation supports at least VOICE_TRIGGER recognition mode
67  */
TEST_P(SoundTriggerHidlTest,GetProperties_2_3)68 TEST_P(SoundTriggerHidlTest, GetProperties_2_3) {
69     Properties halProperties;
70     Return<void> hidlReturn;
71     int ret = -ENODEV;
72 
73     hidlReturn = soundtrigger->getProperties_2_3([&](int rc, auto res) {
74         ret = rc;
75         halProperties = res;
76     });
77 
78     EXPECT_TRUE(hidlReturn.isOk());
79     EXPECT_EQ(0, ret);
80     EXPECT_GT(halProperties.base.maxSoundModels, 0u);
81     EXPECT_GT(halProperties.base.maxKeyPhrases, 0u);
82     EXPECT_NE(0u, (halProperties.base.recognitionModes & (uint32_t)RecognitionMode::VOICE_TRIGGER));
83     EXPECT_TRUE(halProperties.audioCapabilities <=
84                 (AudioCapabilities::ECHO_CANCELLATION | AudioCapabilities::NOISE_SUPPRESSION));
85 }
86 
87 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(SoundTriggerHidlTest);
88 INSTANTIATE_TEST_SUITE_P(
89         PerInstance, SoundTriggerHidlTest,
90         testing::ValuesIn(android::hardware::getAllHalInstanceNames(ISoundTriggerHw::descriptor)),
91         android::hardware::PrintInstanceNameToString);
92