Merge "AudioManager: Add functional tests for productstrategy/volumegroup" into rvc-dev am: 5fb2147af2 am: 4f6f8bdd58 am: 7b82cb3226
Change-Id: I43a563327bd59963cb89a8f068076e98224449f6
diff --git a/media/tests/AudioPolicyTest/Android.bp b/media/tests/AudioPolicyTest/Android.bp
new file mode 100644
index 0000000..ed338375
--- /dev/null
+++ b/media/tests/AudioPolicyTest/Android.bp
@@ -0,0 +1,17 @@
+android_test {
+ name: "audiopolicytest",
+ srcs: ["**/*.java"],
+ libs: [
+ "android.test.runner",
+ "android.test.base",
+ ],
+ static_libs: [
+ "mockito-target-minus-junit4",
+ "androidx.test.rules",
+ "android-ex-camera2",
+ "testng",
+ ],
+ platform_apis: true,
+ certificate: "platform",
+ resource_dirs: ["res"],
+}
diff --git a/media/tests/AudioPolicyTest/AndroidManifest.xml b/media/tests/AudioPolicyTest/AndroidManifest.xml
new file mode 100644
index 0000000..adb058c
--- /dev/null
+++ b/media/tests/AudioPolicyTest/AndroidManifest.xml
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2020 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.
+-->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+ package="com.android.audiopolicytest">
+
+ <uses-permission android:name="android.permission.RECORD_AUDIO" />
+ <uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS" />
+ <uses-permission android:name="android.permission.MODIFY_AUDIO_ROUTING" />
+ <uses-permission android:name="android.permission.CHANGE_ACCESSIBILITY_VOLUME" />
+
+ <application>
+ <uses-library android:name="android.test.runner" />
+ <activity android:label="@string/app_name" android:name="AudioPolicyTest"
+ android:screenOrientation="landscape">
+ <intent-filter>
+ <action android:name="android.intent.action.MAIN" />
+ <category android:name="android.intent.category.LAUNCHER"/>
+ </intent-filter>
+ </activity>
+ </application>
+
+ <!--instrumentation android:name=".AudioPolicyTestRunner"
+ android:targetPackage="com.android.audiopolicytest"
+ android:label="AudioManager policy oriented integration tests InstrumentationRunner">
+ </instrumentation-->
+
+ <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
+ android:targetPackage="com.android.audiopolicytest"
+ android:label="AudioManager policy oriented integration tests InstrumentationRunner">
+ </instrumentation>
+</manifest>
diff --git a/media/tests/AudioPolicyTest/AndroidTest.xml b/media/tests/AudioPolicyTest/AndroidTest.xml
new file mode 100644
index 0000000..f3ca9a1
--- /dev/null
+++ b/media/tests/AudioPolicyTest/AndroidTest.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2020 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.
+-->
+<configuration description="Runs Media Framework Tests">
+ <target_preparer class="com.android.tradefed.targetprep.TestAppInstallSetup">
+ <option name="test-file-name" value="audiopolicytest.apk" />
+ </target_preparer>
+
+ <option name="test-tag" value="AudioPolicyTest" />
+ <test class="com.android.tradefed.testtype.AndroidJUnitTest" >
+ <option name="package" value="com.android.audiopolicytest" />
+ <option name="runner" value="androidx.test.runner.AndroidJUnitRunner" />
+ <option name="hidden-api-checks" value="false"/>
+ </test>
+</configuration>
diff --git a/media/tests/AudioPolicyTest/res/layout/audiopolicytest.xml b/media/tests/AudioPolicyTest/res/layout/audiopolicytest.xml
new file mode 100644
index 0000000..17fdba6
--- /dev/null
+++ b/media/tests/AudioPolicyTest/res/layout/audiopolicytest.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2020 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.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ android:layout_width="fill_parent"
+ android:layout_height="fill_parent"
+ android:orientation="vertical">
+</LinearLayout>
diff --git a/media/tests/AudioPolicyTest/res/values/strings.xml b/media/tests/AudioPolicyTest/res/values/strings.xml
new file mode 100644
index 0000000..0365927
--- /dev/null
+++ b/media/tests/AudioPolicyTest/res/values/strings.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+ <!-- name of the app [CHAR LIMIT=25]-->
+ <string name="app_name">Audio Policy APIs Tests</string>
+</resources>
diff --git a/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioManagerTest.java b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioManagerTest.java
new file mode 100644
index 0000000..1131c62
--- /dev/null
+++ b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioManagerTest.java
@@ -0,0 +1,328 @@
+/*
+ * Copyright (C) 2020 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 com.android.audiopolicytest;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotEquals;
+import static org.testng.Assert.assertThrows;
+
+import android.media.AudioAttributes;
+import android.media.AudioManager;
+import android.media.AudioSystem;
+import android.media.audiopolicy.AudioProductStrategy;
+import android.media.audiopolicy.AudioVolumeGroup;
+import android.util.Log;
+
+import com.google.common.primitives.Ints;
+
+import java.util.List;
+
+public class AudioManagerTest extends AudioVolumesTestBase {
+ private static final String TAG = "AudioManagerTest";
+
+ //-----------------------------------------------------------------
+ // Test getAudioProductStrategies and validate strategies
+ //-----------------------------------------------------------------
+ public void testGetAndValidateProductStrategies() throws Exception {
+ List<AudioProductStrategy> audioProductStrategies =
+ mAudioManager.getAudioProductStrategies();
+ assertTrue(audioProductStrategies.size() > 0);
+
+ List<AudioVolumeGroup> audioVolumeGroups = mAudioManager.getAudioVolumeGroups();
+ assertTrue(audioVolumeGroups.size() > 0);
+
+ // Validate Audio Product Strategies
+ for (final AudioProductStrategy audioProductStrategy : audioProductStrategies) {
+ AudioAttributes attributes = audioProductStrategy.getAudioAttributes();
+ int strategyStreamType =
+ audioProductStrategy.getLegacyStreamTypeForAudioAttributes(attributes);
+
+ assertTrue("Strategy shall support the attributes retrieved from its getter API",
+ audioProductStrategy.supportsAudioAttributes(attributes));
+
+ int volumeGroupId =
+ audioProductStrategy.getVolumeGroupIdForAudioAttributes(attributes);
+
+ // A strategy must be associated to a volume group
+ assertNotEquals("strategy not assigned to any volume group",
+ volumeGroupId, AudioVolumeGroup.DEFAULT_VOLUME_GROUP);
+
+ // Valid Group ?
+ AudioVolumeGroup audioVolumeGroup = null;
+ for (final AudioVolumeGroup avg : audioVolumeGroups) {
+ if (avg.getId() == volumeGroupId) {
+ audioVolumeGroup = avg;
+ break;
+ }
+ }
+ assertNotNull("Volume Group not found", audioVolumeGroup);
+
+ // Cross check: the group shall have at least one aa / stream types following the
+ // considered strategy
+ boolean strategyAttributesSupported = false;
+ for (final AudioAttributes aa : audioVolumeGroup.getAudioAttributes()) {
+ if (audioProductStrategy.supportsAudioAttributes(aa)) {
+ strategyAttributesSupported = true;
+ break;
+ }
+ }
+ assertTrue("Volume Group and Strategy mismatching", strategyAttributesSupported);
+
+ // Some Product strategy may not have corresponding stream types as they intends
+ // to address volume setting per attributes to avoid adding new stream type
+ // and going on deprecating the stream type even for volume
+ if (strategyStreamType != AudioSystem.STREAM_DEFAULT) {
+ boolean strategStreamTypeSupported = false;
+ for (final int vgStreamType : audioVolumeGroup.getLegacyStreamTypes()) {
+ if (vgStreamType == strategyStreamType) {
+ strategStreamTypeSupported = true;
+ break;
+ }
+ }
+ assertTrue("Volume Group and Strategy mismatching", strategStreamTypeSupported);
+ }
+ }
+ }
+
+ //-----------------------------------------------------------------
+ // Test getAudioVolumeGroups and validate volume groups
+ //-----------------------------------------------------------------
+
+ public void testGetAndValidateVolumeGroups() throws Exception {
+ List<AudioVolumeGroup> audioVolumeGroups = mAudioManager.getAudioVolumeGroups();
+ assertTrue(audioVolumeGroups.size() > 0);
+
+ List<AudioProductStrategy> audioProductStrategies =
+ mAudioManager.getAudioProductStrategies();
+ assertTrue(audioProductStrategies.size() > 0);
+
+ // Validate Audio Volume Groups, check all
+ for (final AudioVolumeGroup audioVolumeGroup : audioVolumeGroups) {
+ List<AudioAttributes> avgAttributes = audioVolumeGroup.getAudioAttributes();
+ int[] avgStreamTypes = audioVolumeGroup.getLegacyStreamTypes();
+
+ // for each volume group attributes, find the matching product strategy and ensure
+ // it is linked the considered volume group
+ for (final AudioAttributes aa : avgAttributes) {
+ if (aa.equals(sDefaultAttributes)) {
+ // Some volume groups may not have valid attributes, used for internal
+ // volume management like patch/rerouting
+ // so bailing out strategy retrieval from attributes
+ continue;
+ }
+ boolean isVolumeGroupAssociatedToStrategy = false;
+ for (final AudioProductStrategy strategy : audioProductStrategies) {
+ int groupId = strategy.getVolumeGroupIdForAudioAttributes(aa);
+ if (groupId != AudioVolumeGroup.DEFAULT_VOLUME_GROUP) {
+
+ assertEquals("Volume Group ID (" + audioVolumeGroup.toString()
+ + "), and Volume group ID associated to Strategy ("
+ + strategy.toString() + ") both supporting attributes "
+ + aa.toString() + " are mismatching",
+ audioVolumeGroup.getId(), groupId);
+ isVolumeGroupAssociatedToStrategy = true;
+ break;
+ }
+ }
+ assertTrue("Volume Group (" + audioVolumeGroup.toString()
+ + ") has no associated strategy for attributes " + aa.toString(),
+ isVolumeGroupAssociatedToStrategy);
+ }
+
+ // for each volume group stream type, find the matching product strategy and ensure
+ // it is linked the considered volume group
+ for (final int avgStreamType : avgStreamTypes) {
+ if (avgStreamType == AudioSystem.STREAM_DEFAULT) {
+ // Some Volume Groups may not have corresponding stream types as they
+ // intends to address volume setting per attributes to avoid adding new
+ // stream type and going on deprecating the stream type even for volume
+ // so bailing out strategy retrieval from stream type
+ continue;
+ }
+ boolean isVolumeGroupAssociatedToStrategy = false;
+ for (final AudioProductStrategy strategy : audioProductStrategies) {
+ Log.i(TAG, "strategy:" + strategy.toString());
+ int groupId = strategy.getVolumeGroupIdForLegacyStreamType(avgStreamType);
+ if (groupId != AudioVolumeGroup.DEFAULT_VOLUME_GROUP) {
+
+ assertEquals("Volume Group ID (" + audioVolumeGroup.toString()
+ + "), and Volume group ID associated to Strategy ("
+ + strategy.toString() + ") both supporting stream "
+ + AudioSystem.streamToString(avgStreamType) + "("
+ + avgStreamType + ") are mismatching",
+ audioVolumeGroup.getId(), groupId);
+ isVolumeGroupAssociatedToStrategy = true;
+ break;
+ }
+ }
+ assertTrue("Volume Group (" + audioVolumeGroup.toString()
+ + ") has no associated strategy for stream "
+ + AudioSystem.streamToString(avgStreamType) + "(" + avgStreamType + ")",
+ isVolumeGroupAssociatedToStrategy);
+ }
+ }
+ }
+
+ //-----------------------------------------------------------------
+ // Test Volume per Attributes setter/getters
+ //-----------------------------------------------------------------
+ public void testSetGetVolumePerAttributesWithInvalidAttributes() throws Exception {
+ AudioAttributes nullAttributes = null;
+
+ assertThrows(NullPointerException.class,
+ () -> mAudioManager.getMaxVolumeIndexForAttributes(nullAttributes));
+
+ assertThrows(NullPointerException.class,
+ () -> mAudioManager.getMinVolumeIndexForAttributes(nullAttributes));
+
+ assertThrows(NullPointerException.class,
+ () -> mAudioManager.getVolumeIndexForAttributes(nullAttributes));
+
+ assertThrows(NullPointerException.class,
+ () -> mAudioManager.setVolumeIndexForAttributes(
+ nullAttributes, 0 /*index*/, 0/*flags*/));
+ }
+
+ public void testSetGetVolumePerAttributes() throws Exception {
+ for (int usage : AudioAttributes.SDK_USAGES) {
+ if (usage == AudioAttributes.USAGE_UNKNOWN) {
+ continue;
+ }
+ AudioAttributes aaForUsage = new AudioAttributes.Builder().setUsage(usage).build();
+ int indexMin = 0;
+ int indexMax = 0;
+ int index = 0;
+ Exception ex = null;
+
+ try {
+ indexMax = mAudioManager.getMaxVolumeIndexForAttributes(aaForUsage);
+ } catch (Exception e) {
+ ex = e; // unexpected
+ }
+ assertNull("Exception was thrown for valid attributes", ex);
+ ex = null;
+ try {
+ indexMin = mAudioManager.getMinVolumeIndexForAttributes(aaForUsage);
+ } catch (Exception e) {
+ ex = e; // unexpected
+ }
+ assertNull("Exception was thrown for valid attributes", ex);
+ ex = null;
+ try {
+ index = mAudioManager.getVolumeIndexForAttributes(aaForUsage);
+ } catch (Exception e) {
+ ex = e; // unexpected
+ }
+ assertNull("Exception was thrown for valid attributes", ex);
+ ex = null;
+ try {
+ mAudioManager.setVolumeIndexForAttributes(aaForUsage, indexMin, 0/*flags*/);
+ } catch (Exception e) {
+ ex = e; // unexpected
+ }
+ assertNull("Exception was thrown for valid attributes", ex);
+
+ index = mAudioManager.getVolumeIndexForAttributes(aaForUsage);
+ assertEquals(index, indexMin);
+
+ mAudioManager.setVolumeIndexForAttributes(aaForUsage, indexMax, 0/*flags*/);
+ index = mAudioManager.getVolumeIndexForAttributes(aaForUsage);
+ assertEquals(index, indexMax);
+ }
+ }
+
+ //-----------------------------------------------------------------
+ // Test register/unregister VolumeGroupCallback
+ //-----------------------------------------------------------------
+ public void testVolumeGroupCallback() throws Exception {
+ List<AudioVolumeGroup> audioVolumeGroups = mAudioManager.getAudioVolumeGroups();
+ assertTrue(audioVolumeGroups.size() > 0);
+
+ AudioVolumeGroupCallbackHelper vgCbReceiver = new AudioVolumeGroupCallbackHelper();
+ mAudioManager.registerVolumeGroupCallback(mContext.getMainExecutor(), vgCbReceiver);
+
+ final List<Integer> publicStreams = Ints.asList(PUBLIC_STREAM_TYPES);
+ try {
+ // Validate Audio Volume Groups callback reception
+ for (final AudioVolumeGroup audioVolumeGroup : audioVolumeGroups) {
+ int volumeGroupId = audioVolumeGroup.getId();
+
+ // Set the receiver to filter only the current group callback
+ vgCbReceiver.setExpectedVolumeGroup(volumeGroupId);
+
+ List<AudioAttributes> avgAttributes = audioVolumeGroup.getAudioAttributes();
+ int[] avgStreamTypes = audioVolumeGroup.getLegacyStreamTypes();
+
+ int index = 0;
+ int indexMax = 0;
+ int indexMin = 0;
+
+ // Set the volume per attributes (if valid) and wait the callback
+ for (final AudioAttributes aa : avgAttributes) {
+ if (aa.equals(sDefaultAttributes)) {
+ // Some volume groups may not have valid attributes, used for internal
+ // volume management like patch/rerouting
+ // so bailing out strategy retrieval from attributes
+ continue;
+ }
+ index = mAudioManager.getVolumeIndexForAttributes(aa);
+ indexMax = mAudioManager.getMaxVolumeIndexForAttributes(aa);
+ indexMin = mAudioManager.getMinVolumeIndexForAttributes(aa);
+ index = incrementVolumeIndex(index, indexMin, indexMax);
+
+ vgCbReceiver.setExpectedVolumeGroup(volumeGroupId);
+ mAudioManager.setVolumeIndexForAttributes(aa, index, 0/*flags*/);
+ assertTrue(vgCbReceiver.waitForExpectedVolumeGroupChanged(
+ AudioVolumeGroupCallbackHelper.ASYNC_TIMEOUT_MS));
+
+ int readIndex = mAudioManager.getVolumeIndexForAttributes(aa);
+ assertEquals(readIndex, index);
+ }
+ // Set the volume per stream type (if valid) and wait the callback
+ for (final int avgStreamType : avgStreamTypes) {
+ if (avgStreamType == AudioSystem.STREAM_DEFAULT) {
+ // Some Volume Groups may not have corresponding stream types as they
+ // intends to address volume setting per attributes to avoid adding new
+ // stream type and going on deprecating the stream type even for volume
+ // so bailing out strategy retrieval from stream type
+ continue;
+ }
+ if (!publicStreams.contains(avgStreamType)
+ || avgStreamType == AudioManager.STREAM_ACCESSIBILITY) {
+ // Limit scope of test to public stream that do not require any
+ // permission (e.g. Changing ACCESSIBILITY is subject to permission).
+ continue;
+ }
+ index = mAudioManager.getStreamVolume(avgStreamType);
+ indexMax = mAudioManager.getStreamMaxVolume(avgStreamType);
+ indexMin = mAudioManager.getStreamMinVolumeInt(avgStreamType);
+ index = incrementVolumeIndex(index, indexMin, indexMax);
+
+ vgCbReceiver.setExpectedVolumeGroup(volumeGroupId);
+ mAudioManager.setStreamVolume(avgStreamType, index, 0/*flags*/);
+ assertTrue(vgCbReceiver.waitForExpectedVolumeGroupChanged(
+ AudioVolumeGroupCallbackHelper.ASYNC_TIMEOUT_MS));
+
+ int readIndex = mAudioManager.getStreamVolume(avgStreamType);
+ assertEquals(index, readIndex);
+ }
+ }
+ } finally {
+ mAudioManager.unregisterVolumeGroupCallback(vgCbReceiver);
+ }
+ }
+}
diff --git a/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioPolicyTest.java b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioPolicyTest.java
new file mode 100644
index 0000000..e0c7b22
--- /dev/null
+++ b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioPolicyTest.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2020 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 com.android.audiopolicytest;
+
+import android.app.Activity;
+import android.os.Bundle;
+
+public class AudioPolicyTest extends Activity {
+
+ public AudioPolicyTest() {
+ }
+
+ /** Called when the activity is first created. */
+ @Override
+ public void onCreate(Bundle icicle) {
+ super.onCreate(icicle);
+ setContentView(R.layout.audiopolicytest);
+ }
+
+ @Override
+ public void onDestroy() {
+ super.onDestroy();
+ }
+}
diff --git a/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioProductStrategyTest.java b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioProductStrategyTest.java
new file mode 100644
index 0000000..c0f596b
--- /dev/null
+++ b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioProductStrategyTest.java
@@ -0,0 +1,213 @@
+/*
+ * Copyright (C) 2020 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 com.android.audiopolicytest;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotEquals;
+
+import android.media.AudioAttributes;
+import android.media.AudioSystem;
+import android.media.audiopolicy.AudioProductStrategy;
+import android.media.audiopolicy.AudioVolumeGroup;
+import android.util.Log;
+
+import java.util.List;
+
+public class AudioProductStrategyTest extends AudioVolumesTestBase {
+ private static final String TAG = "AudioProductStrategyTest";
+
+ //-----------------------------------------------------------------
+ // Test getAudioProductStrategies and validate strategies
+ //-----------------------------------------------------------------
+ public void testGetProductStrategies() throws Exception {
+ List<AudioProductStrategy> audioProductStrategies =
+ AudioProductStrategy.getAudioProductStrategies();
+
+ assertNotNull(audioProductStrategies);
+ assertTrue(audioProductStrategies.size() > 0);
+
+ for (final AudioProductStrategy aps : audioProductStrategies) {
+ assertTrue(aps.getId() >= 0);
+
+ AudioAttributes aa = aps.getAudioAttributes();
+ assertNotNull(aa);
+
+ // Ensure API consistency
+ assertTrue(aps.supportsAudioAttributes(aa));
+
+ int streamType = aps.getLegacyStreamTypeForAudioAttributes(aa);
+ if (streamType == AudioSystem.STREAM_DEFAULT) {
+ // bailing out test for volume group APIs consistency
+ continue;
+ }
+ final int volumeGroupFromStream = aps.getVolumeGroupIdForLegacyStreamType(streamType);
+ final int volumeGroupFromAttributes = aps.getVolumeGroupIdForAudioAttributes(aa);
+ assertNotEquals(volumeGroupFromStream, AudioVolumeGroup.DEFAULT_VOLUME_GROUP);
+ assertEquals(volumeGroupFromStream, volumeGroupFromAttributes);
+ }
+ }
+
+ //-----------------------------------------------------------------
+ // Test stream to/from attributes conversion
+ //-----------------------------------------------------------------
+ public void testAudioAttributesFromStreamTypes() throws Exception {
+ List<AudioProductStrategy> audioProductStrategies =
+ AudioProductStrategy.getAudioProductStrategies();
+
+ assertNotNull(audioProductStrategies);
+ assertTrue(audioProductStrategies.size() > 0);
+
+ for (final int streamType : PUBLIC_STREAM_TYPES) {
+ AudioAttributes aaFromStreamType =
+ AudioProductStrategy.getAudioAttributesForStrategyWithLegacyStreamType(
+ streamType);
+
+ // No strategy found for this stream type or no attributes defined for the strategy
+ // hosting this stream type; Bailing out the test, just ensure that any request
+ // for reciproque API with the unknown attributes would return default stream
+ // for volume control, aka STREAM_MUSIC.
+ if (aaFromStreamType.equals(sInvalidAttributes)) {
+ assertEquals(AudioSystem.STREAM_MUSIC,
+ AudioProductStrategy.getLegacyStreamTypeForStrategyWithAudioAttributes(
+ aaFromStreamType));
+ } else {
+ // Attributes are valid, i.e. a strategy was found supporting this stream type
+ // with valid attributes. Ensure reciproque works fine
+ int streamTypeFromAttributes =
+ AudioProductStrategy.getLegacyStreamTypeForStrategyWithAudioAttributes(
+ aaFromStreamType);
+ assertEquals("stream " + AudioSystem.streamToString(streamType) + "("
+ + streamType + ") expected to match attributes "
+ + aaFromStreamType.toString() + " got instead stream "
+ + AudioSystem.streamToString(streamTypeFromAttributes) + "("
+ + streamTypeFromAttributes + ") expected to match attributes ",
+ streamType, streamTypeFromAttributes);
+ }
+
+ // Now identify the strategy supporting this stream type, ensure uniqueness
+ boolean strategyFound = false;
+ for (final AudioProductStrategy aps : audioProductStrategies) {
+ AudioAttributes aaFromAps =
+ aps.getAudioAttributesForLegacyStreamType(streamType);
+
+ if (aaFromAps == null) {
+ // not this one...
+ continue;
+ }
+ // Got it!
+ assertFalse("Unique ProductStrategy shall match for a given stream type",
+ strategyFound);
+ strategyFound = true;
+
+ // Ensure getters aligned
+ assertEquals(aaFromStreamType, aaFromAps);
+ assertTrue(aps.supportsAudioAttributes(aaFromStreamType));
+
+ // Ensure reciproque works fine
+ assertEquals(streamType,
+ aps.getLegacyStreamTypeForAudioAttributes(aaFromStreamType));
+
+ // Ensure consistency of volume group getter API
+ final int volumeGroupFromStream =
+ aps.getVolumeGroupIdForLegacyStreamType(streamType);
+ final int volumeGroupFromAttributes =
+ aps.getVolumeGroupIdForAudioAttributes(aaFromStreamType);
+ assertNotEquals(volumeGroupFromStream, AudioVolumeGroup.DEFAULT_VOLUME_GROUP);
+ assertEquals(volumeGroupFromStream, volumeGroupFromAttributes);
+ }
+ if (!strategyFound) {
+ // No strategy found, ensure volume control is MUSIC
+ assertEquals(AudioSystem.STREAM_MUSIC,
+ AudioProductStrategy.getLegacyStreamTypeForStrategyWithAudioAttributes(
+ aaFromStreamType));
+ }
+ }
+ }
+
+ public void testAudioAttributesToStreamTypes() throws Exception {
+ List<AudioProductStrategy> audioProductStrategies =
+ AudioProductStrategy.getAudioProductStrategies();
+
+ assertNotNull(audioProductStrategies);
+ assertTrue(audioProductStrategies.size() > 0);
+
+ for (int usage : AudioAttributes.SDK_USAGES) {
+ AudioAttributes aaForUsage = new AudioAttributes.Builder().setUsage(usage).build();
+
+ int streamTypeFromUsage =
+ AudioProductStrategy.getLegacyStreamTypeForStrategyWithAudioAttributes(
+ aaForUsage);
+
+ // Cannot be undefined, always shall fall back on a valid stream type
+ // to be able to control the volume
+ assertNotEquals(streamTypeFromUsage, AudioSystem.STREAM_DEFAULT);
+
+ Log.w(TAG, "GUSTAVE aaForUsage=" + aaForUsage.toString());
+
+ // Now identify the strategy hosting these Audio Attributes and ensure informations
+ // matches.
+ // Now identify the strategy supporting this stream type, ensure uniqueness
+ boolean strategyFound = false;
+ for (final AudioProductStrategy aps : audioProductStrategies) {
+ if (!aps.supportsAudioAttributes(aaForUsage)) {
+ // Not this one
+ continue;
+ }
+ // Got it!
+ String msg = "Unique ProductStrategy shall match for a given audio attributes "
+ + aaForUsage.toString() + " already associated also matches with"
+ + aps.toString();
+ assertFalse(msg, strategyFound);
+ strategyFound = true;
+
+ // It may not return the expected stream type if the strategy does not have
+ // associated stream type.
+ // Behavior of member function getLegacyStreamTypeForAudioAttributes is
+ // different than getLegacyStreamTypeForStrategyWithAudioAttributes since it
+ // does not fallback on MUSIC stream type for volume operation
+ int streamTypeFromAps = aps.getLegacyStreamTypeForAudioAttributes(aaForUsage);
+ if (streamTypeFromAps == AudioSystem.STREAM_DEFAULT) {
+ // No stream type assigned to this strategy
+ // Expect static API to return default stream type for volume (aka MUSIC)
+ assertEquals("Strategy (" + aps.toString() + ") has no associated stream "
+ + ", must fallback on MUSIC stream as default",
+ streamTypeFromUsage, AudioSystem.STREAM_MUSIC);
+ } else {
+ assertEquals("Attributes " + aaForUsage.toString() + " associated to stream "
+ + AudioSystem.streamToString(streamTypeFromUsage)
+ + " are supported by strategy (" + aps.toString() + ") which reports "
+ + " these attributes are associated to stream "
+ + AudioSystem.streamToString(streamTypeFromAps),
+ streamTypeFromUsage, streamTypeFromAps);
+
+ // Ensure consistency of volume group getter API
+ int volumeGroupFromStream =
+ aps.getVolumeGroupIdForLegacyStreamType(streamTypeFromAps);
+ int volumeGroupFromAttributes =
+ aps.getVolumeGroupIdForAudioAttributes(aaForUsage);
+ assertNotEquals(
+ volumeGroupFromStream, AudioVolumeGroup.DEFAULT_VOLUME_GROUP);
+ assertEquals(volumeGroupFromStream, volumeGroupFromAttributes);
+ }
+ }
+ if (!strategyFound) {
+ // No strategy found for the given attributes, the expected stream must be MUSIC
+ assertEquals(streamTypeFromUsage, AudioSystem.STREAM_MUSIC);
+ }
+ }
+ }
+}
diff --git a/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioVolumeGroupCallbackHelper.java b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioVolumeGroupCallbackHelper.java
new file mode 100644
index 0000000..0c1d52c
--- /dev/null
+++ b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioVolumeGroupCallbackHelper.java
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2020 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 com.android.audiopolicytest;
+
+import static org.junit.Assert.assertNotNull;
+
+import android.media.AudioManager;
+import android.util.Log;
+
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
+
+
+final class AudioVolumeGroupCallbackHelper extends AudioManager.VolumeGroupCallback {
+ private static final String TAG = "AudioVolumeGroupCallbackHelper";
+ public static final long ASYNC_TIMEOUT_MS = 800;
+
+ private int mExpectedVolumeGroupId;
+
+ private CountDownLatch mVolumeGroupChanged = null;
+
+ void setExpectedVolumeGroup(int group) {
+ mVolumeGroupChanged = new CountDownLatch(1);
+ mExpectedVolumeGroupId = group;
+ }
+
+ @Override
+ public void onAudioVolumeGroupChanged(int group, int flags) {
+ if (group != mExpectedVolumeGroupId) {
+ return;
+ }
+ if (mVolumeGroupChanged == null) {
+ Log.wtf(TAG, "Received callback but object not initialized");
+ return;
+ }
+ if (mVolumeGroupChanged.getCount() <= 0) {
+ Log.i(TAG, "callback for group: " + group + " already received");
+ return;
+ }
+ mVolumeGroupChanged.countDown();
+ }
+
+ public boolean waitForExpectedVolumeGroupChanged(long timeOutMs) {
+ assertNotNull("Call first setExpectedVolumeGroup before waiting...", mVolumeGroupChanged);
+ boolean timeoutReached = false;
+ if (mVolumeGroupChanged.getCount() == 0) {
+ // done already...
+ return true;
+ }
+ try {
+ timeoutReached = !mVolumeGroupChanged.await(ASYNC_TIMEOUT_MS, TimeUnit.MILLISECONDS);
+ } catch (InterruptedException e) { }
+ return !timeoutReached;
+ }
+}
diff --git a/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioVolumeGroupChangeHandlerTest.java b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioVolumeGroupChangeHandlerTest.java
new file mode 100644
index 0000000..221f1f7
--- /dev/null
+++ b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioVolumeGroupChangeHandlerTest.java
@@ -0,0 +1,180 @@
+/*
+ * Copyright (C) 2020 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 com.android.audiopolicytest;
+
+import static org.junit.Assert.assertEquals;
+import static org.testng.Assert.assertThrows;
+
+import android.media.AudioAttributes;
+import android.media.AudioManager;
+import android.media.audiopolicy.AudioVolumeGroup;
+import android.media.audiopolicy.AudioVolumeGroupChangeHandler;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class AudioVolumeGroupChangeHandlerTest extends AudioVolumesTestBase {
+ private static final String TAG = "AudioVolumeGroupChangeHandlerTest";
+
+ public void testRegisterInvalidCallback() throws Exception {
+ final AudioVolumeGroupChangeHandler audioAudioVolumeGroupChangedHandler =
+ new AudioVolumeGroupChangeHandler();
+
+ audioAudioVolumeGroupChangedHandler.init();
+
+ assertThrows(NullPointerException.class, () -> {
+ AudioManager.VolumeGroupCallback nullCb = null;
+ audioAudioVolumeGroupChangedHandler.registerListener(nullCb);
+ });
+ }
+
+ public void testUnregisterInvalidCallback() throws Exception {
+ final AudioVolumeGroupChangeHandler audioAudioVolumeGroupChangedHandler =
+ new AudioVolumeGroupChangeHandler();
+
+ audioAudioVolumeGroupChangedHandler.init();
+
+ final AudioVolumeGroupCallbackHelper cb = new AudioVolumeGroupCallbackHelper();
+ audioAudioVolumeGroupChangedHandler.registerListener(cb);
+
+ assertThrows(NullPointerException.class, () -> {
+ AudioManager.VolumeGroupCallback nullCb = null;
+ audioAudioVolumeGroupChangedHandler.unregisterListener(nullCb);
+ });
+ audioAudioVolumeGroupChangedHandler.unregisterListener(cb);
+ }
+
+ public void testRegisterUnregisterCallback() throws Exception {
+ final AudioVolumeGroupChangeHandler audioAudioVolumeGroupChangedHandler =
+ new AudioVolumeGroupChangeHandler();
+
+ audioAudioVolumeGroupChangedHandler.init();
+ final AudioVolumeGroupCallbackHelper validCb = new AudioVolumeGroupCallbackHelper();
+
+ // Should not assert, otherwise test will fail
+ audioAudioVolumeGroupChangedHandler.registerListener(validCb);
+
+ // Should not assert, otherwise test will fail
+ audioAudioVolumeGroupChangedHandler.unregisterListener(validCb);
+ }
+
+ public void testCallbackReceived() throws Exception {
+ final AudioVolumeGroupChangeHandler audioAudioVolumeGroupChangedHandler =
+ new AudioVolumeGroupChangeHandler();
+
+ audioAudioVolumeGroupChangedHandler.init();
+
+ final AudioVolumeGroupCallbackHelper validCb = new AudioVolumeGroupCallbackHelper();
+ audioAudioVolumeGroupChangedHandler.registerListener(validCb);
+
+ List<AudioVolumeGroup> audioVolumeGroups = mAudioManager.getAudioVolumeGroups();
+ assertTrue(audioVolumeGroups.size() > 0);
+
+ try {
+ for (final AudioVolumeGroup audioVolumeGroup : audioVolumeGroups) {
+ int volumeGroupId = audioVolumeGroup.getId();
+
+ List<AudioAttributes> avgAttributes = audioVolumeGroup.getAudioAttributes();
+ // Set the volume per attributes (if valid) and wait the callback
+ if (avgAttributes.size() == 0 || avgAttributes.get(0).equals(sDefaultAttributes)) {
+ // Some volume groups may not have valid attributes, used for internal
+ // volume management like patch/rerouting
+ // so bailing out strategy retrieval from attributes
+ continue;
+ }
+ final AudioAttributes aa = avgAttributes.get(0);
+
+ int index = mAudioManager.getVolumeIndexForAttributes(aa);
+ int indexMax = mAudioManager.getMaxVolumeIndexForAttributes(aa);
+ int indexMin = mAudioManager.getMinVolumeIndexForAttributes(aa);
+
+ final int indexForAa = incrementVolumeIndex(index, indexMin, indexMax);
+
+ // Set the receiver to filter only the current group callback
+ validCb.setExpectedVolumeGroup(volumeGroupId);
+ mAudioManager.setVolumeIndexForAttributes(aa, indexForAa, 0/*flags*/);
+ assertTrue(validCb.waitForExpectedVolumeGroupChanged(
+ AudioVolumeGroupCallbackHelper.ASYNC_TIMEOUT_MS));
+
+ final int readIndex = mAudioManager.getVolumeIndexForAttributes(aa);
+ assertEquals(readIndex, indexForAa);
+ }
+ } finally {
+ audioAudioVolumeGroupChangedHandler.unregisterListener(validCb);
+ }
+ }
+
+ public void testMultipleCallbackReceived() throws Exception {
+
+ final AudioVolumeGroupChangeHandler audioAudioVolumeGroupChangedHandler =
+ new AudioVolumeGroupChangeHandler();
+
+ audioAudioVolumeGroupChangedHandler.init();
+
+ final int callbackCount = 10;
+ final List<AudioVolumeGroupCallbackHelper> validCbs =
+ new ArrayList<AudioVolumeGroupCallbackHelper>();
+ for (int i = 0; i < callbackCount; i++) {
+ validCbs.add(new AudioVolumeGroupCallbackHelper());
+ }
+ for (final AudioVolumeGroupCallbackHelper cb : validCbs) {
+ audioAudioVolumeGroupChangedHandler.registerListener(cb);
+ }
+
+ List<AudioVolumeGroup> audioVolumeGroups = mAudioManager.getAudioVolumeGroups();
+ assertTrue(audioVolumeGroups.size() > 0);
+
+ try {
+ for (final AudioVolumeGroup audioVolumeGroup : audioVolumeGroups) {
+ int volumeGroupId = audioVolumeGroup.getId();
+
+ List<AudioAttributes> avgAttributes = audioVolumeGroup.getAudioAttributes();
+ // Set the volume per attributes (if valid) and wait the callback
+ if (avgAttributes.size() == 0 || avgAttributes.get(0).equals(sDefaultAttributes)) {
+ // Some volume groups may not have valid attributes, used for internal
+ // volume management like patch/rerouting
+ // so bailing out strategy retrieval from attributes
+ continue;
+ }
+ AudioAttributes aa = avgAttributes.get(0);
+
+ int index = mAudioManager.getVolumeIndexForAttributes(aa);
+ int indexMax = mAudioManager.getMaxVolumeIndexForAttributes(aa);
+ int indexMin = mAudioManager.getMinVolumeIndexForAttributes(aa);
+
+ final int indexForAa = incrementVolumeIndex(index, indexMin, indexMax);
+
+ // Set the receiver to filter only the current group callback
+ for (final AudioVolumeGroupCallbackHelper cb : validCbs) {
+ cb.setExpectedVolumeGroup(volumeGroupId);
+ }
+ mAudioManager.setVolumeIndexForAttributes(aa, indexForAa, 0/*flags*/);
+
+ for (final AudioVolumeGroupCallbackHelper cb : validCbs) {
+ assertTrue(cb.waitForExpectedVolumeGroupChanged(
+ AudioVolumeGroupCallbackHelper.ASYNC_TIMEOUT_MS));
+ }
+ int readIndex = mAudioManager.getVolumeIndexForAttributes(aa);
+ assertEquals(readIndex, indexForAa);
+ }
+ } finally {
+ for (final AudioVolumeGroupCallbackHelper cb : validCbs) {
+ audioAudioVolumeGroupChangedHandler.unregisterListener(cb);
+ }
+ }
+ }
+}
diff --git a/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioVolumeGroupTest.java b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioVolumeGroupTest.java
new file mode 100644
index 0000000..84b24b8
--- /dev/null
+++ b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioVolumeGroupTest.java
@@ -0,0 +1,131 @@
+/*
+ * Copyright (C) 2020 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 com.android.audiopolicytest;
+
+import static org.junit.Assert.assertNotEquals;
+
+import android.media.AudioAttributes;
+import android.media.AudioSystem;
+import android.media.audiopolicy.AudioProductStrategy;
+import android.media.audiopolicy.AudioVolumeGroup;
+
+import java.util.List;
+
+public class AudioVolumeGroupTest extends AudioVolumesTestBase {
+ private static final String TAG = "AudioVolumeGroupTest";
+
+ //-----------------------------------------------------------------
+ // Test getAudioVolumeGroups and validate groud id
+ //-----------------------------------------------------------------
+ public void testGetVolumeGroupsFromNonServiceCaller() throws Exception {
+ // The transaction behind getAudioVolumeGroups will fail. Check is done at binder level
+ // with policy service. Error is not reported, the list is just empty.
+ // Request must come from service components
+ List<AudioVolumeGroup> audioVolumeGroup = AudioVolumeGroup.getAudioVolumeGroups();
+
+ assertNotNull(audioVolumeGroup);
+ assertEquals(audioVolumeGroup.size(), 0);
+ }
+
+ //-----------------------------------------------------------------
+ // Test getAudioVolumeGroups and validate groud id
+ //-----------------------------------------------------------------
+ public void testGetVolumeGroups() throws Exception {
+ // Through AudioManager, the transaction behind getAudioVolumeGroups will succeed
+ final List<AudioVolumeGroup> audioVolumeGroup = mAudioManager.getAudioVolumeGroups();
+ assertNotNull(audioVolumeGroup);
+ assertTrue(audioVolumeGroup.size() > 0);
+
+ final List<AudioProductStrategy> audioProductStrategies =
+ mAudioManager.getAudioProductStrategies();
+ assertTrue(audioProductStrategies.size() > 0);
+
+ for (final AudioVolumeGroup avg : audioVolumeGroup) {
+ int avgId = avg.getId();
+ assertNotEquals(avgId, AudioVolumeGroup.DEFAULT_VOLUME_GROUP);
+
+ List<AudioAttributes> avgAttributes = avg.getAudioAttributes();
+ assertNotNull(avgAttributes);
+
+ final int[] avgStreamTypes = avg.getLegacyStreamTypes();
+ assertNotNull(avgStreamTypes);
+
+ // for each volume group attributes, find the matching product strategy and ensure
+ // it is linked the considered volume group
+ for (final AudioAttributes aa : avgAttributes) {
+ if (aa.equals(sDefaultAttributes)) {
+ // Some volume groups may not have valid attributes, used for internal
+ // volume management like patch/rerouting
+ // so bailing out strategy retrieval from attributes
+ continue;
+ }
+ boolean isVolumeGroupAssociatedToStrategy = false;
+ for (final AudioProductStrategy aps : audioProductStrategies) {
+ int groupId = aps.getVolumeGroupIdForAudioAttributes(aa);
+ if (groupId != AudioVolumeGroup.DEFAULT_VOLUME_GROUP) {
+ // Note that Audio Product Strategies are priority ordered, and the
+ // the first one matching the AudioAttributes will be used to identify
+ // the volume group associated to the request.
+ assertTrue(aps.supportsAudioAttributes(aa));
+ assertEquals("Volume Group ID (" + avg.toString()
+ + "), and Volume group ID associated to Strategy ("
+ + aps.toString() + ") both supporting attributes "
+ + aa.toString() + " are mismatching",
+ avgId, groupId);
+ isVolumeGroupAssociatedToStrategy = true;
+ break;
+ }
+ }
+ assertTrue("Volume Group (" + avg.toString()
+ + ") has no associated strategy for attributes " + aa.toString(),
+ isVolumeGroupAssociatedToStrategy);
+ }
+
+ // for each volume group stream type, find the matching product strategy and ensure
+ // it is linked the considered volume group
+ for (final int avgStreamType : avgStreamTypes) {
+ if (avgStreamType == AudioSystem.STREAM_DEFAULT) {
+ // Some Volume Groups may not have corresponding stream types as they
+ // intends to address volume setting per attributes to avoid adding new
+ // stream type and going on deprecating the stream type even for volume
+ // so bailing out strategy retrieval from stream type
+ continue;
+ }
+ boolean isVolumeGroupAssociatedToStrategy = false;
+ for (final AudioProductStrategy aps : audioProductStrategies) {
+ int groupId = aps.getVolumeGroupIdForLegacyStreamType(avgStreamType);
+ if (groupId != AudioVolumeGroup.DEFAULT_VOLUME_GROUP) {
+
+ assertEquals("Volume Group ID (" + avg.toString()
+ + "), and Volume group ID associated to Strategy ("
+ + aps.toString() + ") both supporting stream "
+ + AudioSystem.streamToString(avgStreamType) + "("
+ + avgStreamType + ") are mismatching",
+ avgId, groupId);
+
+ isVolumeGroupAssociatedToStrategy = true;
+ break;
+ }
+ }
+ assertTrue("Volume Group (" + avg.toString()
+ + ") has no associated strategy for stream "
+ + AudioSystem.streamToString(avgStreamType) + "(" + avgStreamType + ")",
+ isVolumeGroupAssociatedToStrategy);
+ }
+ }
+ }
+}
diff --git a/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioVolumesTestBase.java b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioVolumesTestBase.java
new file mode 100644
index 0000000..a17d65c
--- /dev/null
+++ b/media/tests/AudioPolicyTest/src/com/android/audiopolicytest/AudioVolumesTestBase.java
@@ -0,0 +1,146 @@
+/*
+ * Copyright (C) 2020 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 com.android.audiopolicytest;
+
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.media.AudioAttributes;
+import android.media.AudioManager;
+import android.media.audiopolicy.AudioProductStrategy;
+import android.media.audiopolicy.AudioVolumeGroup;
+import android.test.ActivityInstrumentationTestCase2;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+public class AudioVolumesTestBase extends ActivityInstrumentationTestCase2<AudioPolicyTest> {
+ public AudioManager mAudioManager;
+ Context mContext;
+ private Map<Integer, Integer> mOriginalStreamVolumes = new HashMap<>();
+ private Map<Integer, Integer> mOriginalVolumeGroupVolumes = new HashMap<>();
+
+ // Default matches the invalid (empty) attributes from native.
+ // The difference is the input source default which is not aligned between native and java
+ public static final AudioAttributes sDefaultAttributes =
+ AudioProductStrategy.sDefaultAttributes;
+
+ public static final AudioAttributes sInvalidAttributes = new AudioAttributes.Builder().build();
+
+ public final int[] PUBLIC_STREAM_TYPES = { AudioManager.STREAM_VOICE_CALL,
+ AudioManager.STREAM_SYSTEM, AudioManager.STREAM_RING, AudioManager.STREAM_MUSIC,
+ AudioManager.STREAM_ALARM, AudioManager.STREAM_NOTIFICATION,
+ AudioManager.STREAM_DTMF, AudioManager.STREAM_ACCESSIBILITY };
+
+ public AudioVolumesTestBase() {
+ super("com.android.audiopolicytest", AudioPolicyTest.class);
+ }
+
+ /**
+ * <p>Note: must be called with shell permission (MODIFY_AUDIO_ROUTING)
+ */
+ private void storeAllVolumes() {
+ List<AudioVolumeGroup> audioVolumeGroups = mAudioManager.getAudioVolumeGroups();
+ for (final AudioVolumeGroup avg : audioVolumeGroups) {
+ if (avg.getAudioAttributes().isEmpty()) {
+ // some volume group may not supports volume control per attributes
+ // like rerouting/patch since these groups are internal to audio policy manager
+ continue;
+ }
+ AudioAttributes avgAttributes = sDefaultAttributes;
+ for (final AudioAttributes aa : avg.getAudioAttributes()) {
+ if (!aa.equals(AudioProductStrategy.sDefaultAttributes)) {
+ avgAttributes = aa;
+ break;
+ }
+ }
+ if (avgAttributes.equals(sDefaultAttributes)) {
+ // This shall not happen, however, not purpose of this base class.
+ // so bailing out.
+ continue;
+ }
+ mOriginalVolumeGroupVolumes.put(
+ avg.getId(), mAudioManager.getVolumeIndexForAttributes(avgAttributes));
+ }
+ }
+
+ /**
+ * <p>Note: must be called with shell permission (MODIFY_AUDIO_ROUTING)
+ */
+ private void restoreAllVolumes() {
+ List<AudioVolumeGroup> audioVolumeGroups = mAudioManager.getAudioVolumeGroups();
+ for (Map.Entry<Integer, Integer> e : mOriginalVolumeGroupVolumes.entrySet()) {
+ for (final AudioVolumeGroup avg : audioVolumeGroups) {
+ if (avg.getId() == e.getKey()) {
+ assertTrue(!avg.getAudioAttributes().isEmpty());
+ AudioAttributes avgAttributes = sDefaultAttributes;
+ for (final AudioAttributes aa : avg.getAudioAttributes()) {
+ if (!aa.equals(AudioProductStrategy.sDefaultAttributes)) {
+ avgAttributes = aa;
+ break;
+ }
+ }
+ assertTrue(!avgAttributes.equals(sDefaultAttributes));
+ mAudioManager.setVolumeIndexForAttributes(
+ avgAttributes, e.getValue(), AudioManager.FLAG_ALLOW_RINGER_MODES);
+ }
+ }
+ }
+ }
+
+ @Override
+ protected void setUp() throws Exception {
+ super.setUp();
+
+ mContext = getActivity();
+ mAudioManager = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE);
+
+ assertEquals(PackageManager.PERMISSION_GRANTED,
+ mContext.checkSelfPermission(android.Manifest.permission.MODIFY_AUDIO_ROUTING));
+
+ // Store the original volumes that that they can be recovered in tearDown().
+ mOriginalStreamVolumes.clear();
+ for (int streamType : PUBLIC_STREAM_TYPES) {
+ mOriginalStreamVolumes.put(streamType, mAudioManager.getStreamVolume(streamType));
+ }
+ // Store the original volume per attributes so that they can be recovered in tearDown()
+ mOriginalVolumeGroupVolumes.clear();
+ storeAllVolumes();
+ }
+
+ @Override
+ protected void tearDown() throws Exception {
+ super.tearDown();
+
+ // Recover the volume and the ringer mode that the test may have overwritten.
+ for (Map.Entry<Integer, Integer> e : mOriginalStreamVolumes.entrySet()) {
+ mAudioManager.setStreamVolume(e.getKey(), e.getValue(),
+ AudioManager.FLAG_ALLOW_RINGER_MODES);
+ }
+
+ // Recover the original volume per attributes
+ restoreAllVolumes();
+ }
+
+ public static int resetVolumeIndex(int indexMin, int indexMax) {
+ return (indexMax + indexMin) / 2;
+ }
+
+ public static int incrementVolumeIndex(int index, int indexMin, int indexMax) {
+ return (index + 1 > indexMax) ? resetVolumeIndex(indexMin, indexMax) : ++index;
+ }
+}