147 lines
5.0 KiB
C++
147 lines
5.0 KiB
C++
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "VtsHalAudioControlTest"
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#include <stdio.h>
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#include <string.h>
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#include <hidl/HidlTransportSupport.h>
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#include <hwbinder/ProcessState.h>
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#include <log/log.h>
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#include <utils/Errors.h>
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#include <utils/StrongPointer.h>
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#include <android/hardware/automotive/audiocontrol/1.0/IAudioControl.h>
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#include <android/hardware/automotive/audiocontrol/1.0/types.h>
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#include <android/log.h>
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#include <gtest/gtest.h>
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#include <hidl/GtestPrinter.h>
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#include <hidl/ServiceManagement.h>
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using namespace ::android::hardware::automotive::audiocontrol::V1_0;
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using ::android::hardware::Return;
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using ::android::hardware::Void;
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using ::android::hardware::hidl_enum_range;
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using ::android::hardware::hidl_handle;
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using ::android::hardware::hidl_string;
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using ::android::hardware::hidl_vec;
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using ::android::sp;
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// The main test class for the automotive AudioControl HAL
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class CarAudioControlHidlTest : public ::testing::TestWithParam<std::string> {
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public:
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virtual void SetUp() override {
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// Make sure we can connect to the driver
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pAudioControl = IAudioControl::getService(GetParam());
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ASSERT_NE(pAudioControl.get(), nullptr);
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}
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virtual void TearDown() override {}
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protected:
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sp<IAudioControl> pAudioControl; // Every test needs access to the service
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};
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//
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// Tests start here...
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//
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/*
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* Fader exercise test. Note that only a subjective observer could determine if the
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* fader actually works. The only thing we can do is exercise the HAL and if the HAL crashes,
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* we _might_ get a test failure if that breaks the connection to the driver.
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*/
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TEST_P(CarAudioControlHidlTest, FaderExercise) {
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ALOGI("Fader exercise test (silent)");
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// Set the fader all the way to the back
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pAudioControl->setFadeTowardFront(-1.0f);
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// Set the fader all the way to the front
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pAudioControl->setFadeTowardFront(1.0f);
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// Set the fader part way toward the back
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pAudioControl->setFadeTowardFront(-0.333f);
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// Set the fader to a out of bounds value (driver should clamp)
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pAudioControl->setFadeTowardFront(99999.9f);
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// Set the fader back to the middle
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pAudioControl->setFadeTowardFront(0.0f);
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}
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/*
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* Balance exercise test.
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*/
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TEST_P(CarAudioControlHidlTest, BalanceExercise) {
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ALOGI("Balance exercise test (silent)");
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// Set the balance all the way to the left
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pAudioControl->setBalanceTowardRight(-1.0f);
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// Set the balance all the way to the right
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pAudioControl->setBalanceTowardRight(1.0f);
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// Set the balance part way toward the left
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pAudioControl->setBalanceTowardRight(-0.333f);
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// Set the balance to a out of bounds value (driver should clamp)
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pAudioControl->setBalanceTowardRight(99999.9f);
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// Set the balance back to the middle
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pAudioControl->setBalanceTowardRight(0.0f);
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}
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/*
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* Context mapping test.
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*/
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TEST_P(CarAudioControlHidlTest, ContextMapping) {
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ALOGI("Context mapping test");
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int bus = -1;
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// For each defined context, query the driver for the BUS on which it should be delivered
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for (const auto& ctxt : hidl_enum_range<ContextNumber>()) {
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bus = pAudioControl->getBusForContext(ctxt);
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if (ctxt == ContextNumber::INVALID) {
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// Invalid context should never be mapped to a bus
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EXPECT_EQ(bus, -1);
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} else {
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EXPECT_GE(bus, 0);
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// TODO: Consider enumerating the devices on the actual audio hal to validate the
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// bus IDs. This would introduce an dependency on the audio HAL, however. Would that
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// even work while Android is up and running?
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}
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}
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// Try asking about an invalid context one beyond the last defined to see that it gets back a -1
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int contextRange = std::distance(hidl_enum_range<ContextNumber>().begin(),
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hidl_enum_range<ContextNumber>().end());
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bus = pAudioControl->getBusForContext((ContextNumber)contextRange);
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EXPECT_EQ(bus, -1);
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// Try asking about an invalid context WAY out of range to see that it gets back a -1
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bus = pAudioControl->getBusForContext((ContextNumber)~0);
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EXPECT_EQ(bus, -1);
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}
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GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(CarAudioControlHidlTest);
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INSTANTIATE_TEST_SUITE_P(
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PerInstance, CarAudioControlHidlTest,
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testing::ValuesIn(android::hardware::getAllHalInstanceNames(IAudioControl::descriptor)),
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android::hardware::PrintInstanceNameToString); |