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/*
* Copyright (C) 2023 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.hdmicec.cts.tv;
import static com.google.common.truth.Truth.assertThat;
import android.hdmicec.cts.AudioManagerHelper;
import android.hdmicec.cts.BaseHdmiCecAbsoluteVolumeBehaviorTest;
import android.hdmicec.cts.BaseHdmiCecCtsTest;
import android.hdmicec.cts.CecMessage;
import android.hdmicec.cts.CecOperand;
import android.hdmicec.cts.HdmiCecConstants;
import android.hdmicec.cts.LogicalAddress;
import com.android.tradefed.testtype.DeviceJUnit4ClassRunner;
import org.junit.Ignore;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.RuleChain;
import org.junit.runner.RunWith;
/**
* <pre>
* Tests for absolute volume behavior where the DUT is a TV and the System Audio device is an
* Audio System.
*
* When the CEC adapter is an Audio System, it always responds <Feature Abort> to
* <Set Audio Volume Level>. This makes it impossible to enable "regular" absolute volume behavior.
* As a result, this class only tests adjust-only absolute volume behavior.
* </pre>
*/
@RunWith(DeviceJUnit4ClassRunner.class)
public class HdmiCecAvbToAudioSystemTest extends BaseHdmiCecAbsoluteVolumeBehaviorTest {
public HdmiCecAvbToAudioSystemTest() {
super(HdmiCecConstants.CEC_DEVICE_TYPE_TV, "-t", "a");
}
@Rule
public RuleChain ruleChain =
RuleChain.outerRule(BaseHdmiCecCtsTest.CecRules.requiresCec(this))
.around(BaseHdmiCecCtsTest.CecRules.requiresLeanback(this))
.around(
BaseHdmiCecCtsTest.CecRules.requiresDeviceType(
this, HdmiCecConstants.CEC_DEVICE_TYPE_TV))
.around(hdmiCecClient);
/**
* Tests that the DUT enables and disables adjust-only AVB in response to System Audio mode
* being enabled or disabled.
*/
@Test
@Ignore("b/281806793")
public void testEnableDisableAdjustOnlyAvb_triggeredBySystemAudioModeChange() throws Exception {
// CEC volume control is enabled on the DUT
setSettingsValue(HdmiCecConstants.SETTING_VOLUME_CONTROL_ENABLED,
HdmiCecConstants.VOLUME_CONTROL_ENABLED);
// Enable System Audio Mode
broadcastSystemAudioModeMessage(true);
// DUT queries AVB support by sending <Set Audio Volume Level>
// CEC adapter responds <Feature Abort>
hdmiCecClient.checkExpectedOutput(hdmiCecClient.getSelfDevice(),
CecOperand.SET_AUDIO_VOLUME_LEVEL);
hdmiCecClient.checkExpectedMessageFromClient(LogicalAddress.AUDIO_SYSTEM, LogicalAddress.TV,
CecOperand.FEATURE_ABORT);
// DUT queries audio status
hdmiCecClient.checkExpectedOutput(hdmiCecClient.getSelfDevice(),
CecOperand.GIVE_AUDIO_STATUS);
assertFullVolumeBehavior();
// DUT receives audio status
hdmiCecClient.sendCecMessage(hdmiCecClient.getSelfDevice(), CecOperand.REPORT_AUDIO_STATUS,
CecMessage.formatParams(50));
assertAdjustOnlyAbsoluteVolumeBehavior();
// System Audio Mode is disabled
broadcastSystemAudioModeMessage(false);
assertFullVolumeBehavior();
}
/**
* Tests that the DUT enables and disables adjust-only AVB in response to CEC volume control
* being enabled or disabled.
*/
@Test
@Ignore("b/281806793")
public void testEnableDisableAdjustOnlyAvb_triggeredByVolumeControlSettingChange()
throws Exception {
// Enable System Audio Mode
broadcastSystemAudioModeMessage(true);
// Enable CEC volume
setSettingsValue(HdmiCecConstants.SETTING_VOLUME_CONTROL_ENABLED,
HdmiCecConstants.VOLUME_CONTROL_ENABLED);
// DUT queries AVB support by sending <Set Audio Volume Level>
// CEC adapter responds <Feature Abort>
hdmiCecClient.checkExpectedOutput(hdmiCecClient.getSelfDevice(),
CecOperand.SET_AUDIO_VOLUME_LEVEL);
hdmiCecClient.checkExpectedMessageFromClient(LogicalAddress.AUDIO_SYSTEM, LogicalAddress.TV,
CecOperand.FEATURE_ABORT);
// DUT queries audio status
hdmiCecClient.checkExpectedOutput(hdmiCecClient.getSelfDevice(),
CecOperand.GIVE_AUDIO_STATUS);
assertFullVolumeBehavior();
// DUT receives audio status
hdmiCecClient.sendCecMessage(hdmiCecClient.getSelfDevice(), CecOperand.REPORT_AUDIO_STATUS,
CecMessage.formatParams(50));
assertAdjustOnlyAbsoluteVolumeBehavior();
// CEC volume control is disabled on the DUT
setSettingsValue(HdmiCecConstants.SETTING_VOLUME_CONTROL_ENABLED,
HdmiCecConstants.VOLUME_CONTROL_DISABLED);
assertFullVolumeBehavior();
}
/**
* Tests that the DUT sends the correct CEC messages when adjust-only AVB is enabled and Android
* initiates volume changes.
*
* With adjust-only AVB, AudioManager#setStreamVolume should not send <Set Audio Volume Level>,
* but AudioManager#adjustStreamVolume should send <User Control Pressed>.
*/
@Test
@Ignore("b/281806793")
public void adjustOnlyAvb_testOutgoingVolumeUpdates() throws Exception {
// Enable adjust-only AVB
setSettingsValue(HdmiCecConstants.SETTING_VOLUME_CONTROL_ENABLED,
HdmiCecConstants.VOLUME_CONTROL_ENABLED);
broadcastSystemAudioModeMessage(true);
hdmiCecClient.checkExpectedOutput(hdmiCecClient.getSelfDevice(),
CecOperand.SET_AUDIO_VOLUME_LEVEL);
hdmiCecClient.checkExpectedMessageFromClient(LogicalAddress.AUDIO_SYSTEM, LogicalAddress.TV,
CecOperand.FEATURE_ABORT);
hdmiCecClient.checkExpectedOutput(hdmiCecClient.getSelfDevice(),
CecOperand.GIVE_AUDIO_STATUS);
hdmiCecClient.sendCecMessage(hdmiCecClient.getSelfDevice(), CecOperand.REPORT_AUDIO_STATUS,
CecMessage.formatParams(50));
assertAdjustOnlyAbsoluteVolumeBehavior();
// Calling AudioManager#setStreamVolume should NOT cause the DUT to send
// <Set Audio Volume Level>
hdmiCecClient.clearClientOutput();
AudioManagerHelper.setDeviceVolume(getDevice(), 80);
hdmiCecClient.checkOutputDoesNotContainMessage(hdmiCecClient.getSelfDevice(),
CecOperand.SET_AUDIO_VOLUME_LEVEL);
// Calling AudioManager#adjustStreamVolume should cause the DUT to send
// <User Control Pressed>, <User Control Released>, and <Give Audio Status>
AudioManagerHelper.raiseVolume(getDevice());
String userControlPressedMessage = hdmiCecClient.checkExpectedOutput(
hdmiCecClient.getSelfDevice(), CecOperand.USER_CONTROL_PRESSED);
assertThat(CecMessage.getParams(userControlPressedMessage))
.isEqualTo(HdmiCecConstants.CEC_KEYCODE_VOLUME_UP);
hdmiCecClient.checkExpectedOutput(hdmiCecClient.getSelfDevice(),
CecOperand.USER_CONTROL_RELEASED);
hdmiCecClient.checkExpectedOutput(hdmiCecClient.getSelfDevice(),
CecOperand.GIVE_AUDIO_STATUS);
}
/**
* Tests that the DUT notifies AudioManager when it receives <Report Audio Status> from the
* System Audio device, while using adjust-only AVB.
*/
@Test
@Ignore("b/281806793")
public void adjustOnlyAvb_testIncomingVolumeUpdates() throws Exception {
// Enable adjust-only AVB
setSettingsValue(HdmiCecConstants.SETTING_VOLUME_CONTROL_ENABLED,
HdmiCecConstants.VOLUME_CONTROL_ENABLED);
broadcastSystemAudioModeMessage(true);
hdmiCecClient.checkExpectedOutput(hdmiCecClient.getSelfDevice(),
CecOperand.SET_AUDIO_VOLUME_LEVEL);
hdmiCecClient.checkExpectedMessageFromClient(LogicalAddress.AUDIO_SYSTEM, LogicalAddress.TV,
CecOperand.FEATURE_ABORT);
hdmiCecClient.checkExpectedOutput(hdmiCecClient.getSelfDevice(),
CecOperand.GIVE_AUDIO_STATUS);
hdmiCecClient.sendCecMessage(hdmiCecClient.getSelfDevice(), CecOperand.REPORT_AUDIO_STATUS,
CecMessage.formatParams(50)); // Volume 50, mute off
assertAdjustOnlyAbsoluteVolumeBehavior();
// Volume and mute status should match the initial <Report Audio Status>
assertApproximateDeviceVolumeAndMute(50, false);
// Test an incoming <Report Audio Status> that does not mute the device
hdmiCecClient.sendCecMessage(hdmiCecClient.getSelfDevice(), CecOperand.REPORT_AUDIO_STATUS,
CecMessage.formatParams(90)); // Volume 90, mute off
assertApproximateDeviceVolumeAndMute(90, false);
// Test an incoming <Report Audio Status> that mutes the device
hdmiCecClient.sendCecMessage(hdmiCecClient.getSelfDevice(), CecOperand.REPORT_AUDIO_STATUS,
CecMessage.formatParams(70 + 0b1000_0000)); // Volume 70, mute on
assertApproximateDeviceVolumeAndMute(0, true);
}
}
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