Add some test cases in test media app

Fixes: 139295650
Test: manual
Change-Id: I4c2443992fe0fa7e9a21397aa1c47ba9ce62579f

7 files changed, 70 insertions, 5 deletions

diff --git a/TestMediaApp/src/com/android/car/media/testmediaapp/TmaBrowser.java b/TestMediaApp/src/com/android/car/media/testmediaapp/TmaBrowser.java
index 9cf1e7c..2281ded 100644
--- a/TestMediaApp/src/com/android/car/media/testmediaapp/TmaBrowser.java
+++ b/TestMediaApp/src/com/android/car/media/testmediaapp/TmaBrowser.java
@@ -17,6 +17,7 @@ package com.android.car.media.testmediaapp;
 
 import static com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaBrowseNodeType.LEAF_CHILDREN;
 import static com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaBrowseNodeType.QUEUE_ONLY;
+import static com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaLoginEventOrder.PLAYBACK_STATE_UPDATE_FIRST;
 
 import android.content.Context;
 import android.media.AudioManager;
@@ -32,6 +33,7 @@ import androidx.media.MediaBrowserServiceCompat;
 
 import com.android.car.media.testmediaapp.loader.TmaLoader;
 import com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaAccountType;
+import com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaLoginEventOrder;
 import com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaReplyDelay;
 import com.android.car.media.testmediaapp.prefs.TmaPrefs;
 import com.android.internal.util.Preconditions;
@@ -102,20 +104,32 @@ public class TmaBrowser extends MediaBrowserServiceCompat {
     }
 
     private void onAccountChanged(TmaAccountType accountType) {
+        if (PLAYBACK_STATE_UPDATE_FIRST.equals(mPrefs.mLoginEventOrder.getValue())) {
+            updatePlaybackState(accountType);
+            invalidateRoot();
+        } else {
+            invalidateRoot();
+            (new Handler()).postDelayed(() -> {
+                updatePlaybackState(accountType);
+            }, 3000);
+        }
+    }
+
+    private void updatePlaybackState(TmaAccountType accountType) {
         if (accountType == TmaAccountType.NONE) {
             mPlayer.setPlaybackState(
                     new TmaMediaEvent(TmaMediaEvent.EventState.ERROR,
                             TmaMediaEvent.StateErrorCode.AUTHENTICATION_EXPIRED,
                             getResources().getString(R.string.no_account),
                             getResources().getString(R.string.select_account),
-                            TmaMediaEvent.ResolutionIntent.PREFS, 0, null));
+                            TmaMediaEvent.ResolutionIntent.PREFS,
+                            TmaMediaEvent.Action.NONE, 0, null));
         } else {
             // TODO don't reset error in all cases...
             PlaybackStateCompat.Builder playbackState = new PlaybackStateCompat.Builder();
             playbackState.setState(PlaybackStateCompat.STATE_PAUSED, 0, 0);
             mSession.setPlaybackState(playbackState.build());
         }
-        invalidateRoot();
     }
 
     private void invalidateRoot() {
diff --git a/TestMediaApp/src/com/android/car/media/testmediaapp/TmaMediaEvent.java b/TestMediaApp/src/com/android/car/media/testmediaapp/TmaMediaEvent.java
index f6ec8af..491f940 100644
--- a/TestMediaApp/src/com/android/car/media/testmediaapp/TmaMediaEvent.java
+++ b/TestMediaApp/src/com/android/car/media/testmediaapp/TmaMediaEvent.java
@@ -53,7 +53,7 @@ public class TmaMediaEvent {
 
     public static final TmaMediaEvent INSTANT_PLAYBACK =
             new TmaMediaEvent(EventState.PLAYING, StateErrorCode.UNKNOWN_ERROR, null, null,
-                    ResolutionIntent.NONE, 0, null);
+                    ResolutionIntent.NONE, Action.NONE, 0, null);
 
     /** The name of each entry is the value used in the json file. */
     public enum EventState {
@@ -105,23 +105,31 @@ public class TmaMediaEvent {
         PREFS
     }
 
+    /** The name of each entry is the value used in the json file. */
+    public enum Action {
+        NONE,
+        RESET_METADATA
+    }
+
     final EventState mState;
     final StateErrorCode mErrorCode;
     final String mErrorMessage;
     final String mActionLabel;
     final ResolutionIntent mResolutionIntent;
+    final Action mAction;
     /** How long to wait before sending the event to the app. */
     final int mPostDelayMs;
     private final String mExceptionClass;
 
     public TmaMediaEvent(EventState state, StateErrorCode errorCode, String errorMessage,
-            String actionLabel, ResolutionIntent resolutionIntent, int postDelayMs,
+            String actionLabel, ResolutionIntent resolutionIntent, Action action, int postDelayMs,
             String exceptionClass) {
         mState = state;
         mErrorCode = errorCode;
         mErrorMessage = errorMessage;
         mActionLabel = actionLabel;
         mResolutionIntent = resolutionIntent;
+        mAction = action;
         mPostDelayMs = postDelayMs;
         mExceptionClass = exceptionClass;
     }
@@ -152,6 +160,7 @@ public class TmaMediaEvent {
                 ", mErrorMessage='" + mErrorMessage + '\'' +
                 ", mActionLabel='" + mActionLabel + '\'' +
                 ", mResolutionIntent=" + mResolutionIntent +
+                ", mAction=" + mAction +
                 ", mPostDelayMs=" + mPostDelayMs +
                 ", mExceptionClass=" + mExceptionClass +
                 '}';
diff --git a/TestMediaApp/src/com/android/car/media/testmediaapp/TmaPlayer.java b/TestMediaApp/src/com/android/car/media/testmediaapp/TmaPlayer.java
index cd6eee0..7612cd3 100644
--- a/TestMediaApp/src/com/android/car/media/testmediaapp/TmaPlayer.java
+++ b/TestMediaApp/src/com/android/car/media/testmediaapp/TmaPlayer.java
@@ -44,6 +44,7 @@ import android.support.v4.media.session.PlaybackStateCompat;
 import android.util.Log;
 import android.widget.Toast;
 
+import com.android.car.media.testmediaapp.TmaMediaEvent.Action;
 import com.android.car.media.testmediaapp.TmaMediaEvent.EventState;
 import com.android.car.media.testmediaapp.TmaMediaEvent.ResolutionIntent;
 import com.android.car.media.testmediaapp.TmaMediaItem.TmaCustomAction;
@@ -254,6 +255,8 @@ public class TmaPlayer extends MediaSessionCompat.Callback {
                 TmaAccountType.PAID.equals(mPrefs.mAccountType.getValue())) {
             Log.i(TAG, "Ignoring even for paid account");
             return;
+        } else if (Action.RESET_METADATA.equals(event.mAction)) {
+            mSession.setMetadata(mSession.getController().getMetadata());
         } else {
             setPlaybackState(event);
         }
diff --git a/TestMediaApp/src/com/android/car/media/testmediaapp/loader/TmaMediaEventReader.java b/TestMediaApp/src/com/android/car/media/testmediaapp/loader/TmaMediaEventReader.java
index c2e573a..2222afa 100644
--- a/TestMediaApp/src/com/android/car/media/testmediaapp/loader/TmaMediaEventReader.java
+++ b/TestMediaApp/src/com/android/car/media/testmediaapp/loader/TmaMediaEventReader.java
@@ -26,6 +26,7 @@ import android.util.Log;
 import androidx.annotation.Nullable;
 
 import com.android.car.media.testmediaapp.TmaMediaEvent;
+import com.android.car.media.testmediaapp.TmaMediaEvent.Action;
 import com.android.car.media.testmediaapp.TmaMediaEvent.EventState;
 import com.android.car.media.testmediaapp.TmaMediaEvent.ResolutionIntent;
 import com.android.car.media.testmediaapp.TmaMediaEvent.StateErrorCode;
@@ -53,6 +54,7 @@ class TmaMediaEventReader {
         ERROR_MESSAGE,
         ACTION_LABEL,
         INTENT,
+        ACTION,
         /** How long to wait before sending the event to the app. */
         POST_DELAY_MS,
         THROW_EXCEPTION
@@ -70,11 +72,13 @@ class TmaMediaEventReader {
     private final Map<String, EventState> mEventStates;
     private final Map<String, StateErrorCode> mErrorCodes;
     private final Map<String, ResolutionIntent> mResolutionIntents;
+    private final Map<String, Action> mActions;
 
     private TmaMediaEventReader() {
         mEventStates = enumNamesToValues(EventState.values());
         mErrorCodes = enumNamesToValues(StateErrorCode.values());
         mResolutionIntents = enumNamesToValues(ResolutionIntent.values());
+        mActions = enumNamesToValues(Action.values());
     }
 
     @Nullable
@@ -86,6 +90,7 @@ class TmaMediaEventReader {
                 getString(json, Keys.ERROR_MESSAGE),
                 getString(json, Keys.ACTION_LABEL),
                 getEnum(json, Keys.INTENT, mResolutionIntents, ResolutionIntent.NONE),
+                getEnum(json, Keys.ACTION, mActions, Action.NONE),
                 getInt(json, Keys.POST_DELAY_MS),
                 getString(json, Keys.THROW_EXCEPTION));
     }
diff --git a/TestMediaApp/src/com/android/car/media/testmediaapp/prefs/TmaEnumPrefs.java b/TestMediaApp/src/com/android/car/media/testmediaapp/prefs/TmaEnumPrefs.java
index 3da4209..744ef01 100644
--- a/TestMediaApp/src/com/android/car/media/testmediaapp/prefs/TmaEnumPrefs.java
+++ b/TestMediaApp/src/com/android/car/media/testmediaapp/prefs/TmaEnumPrefs.java
@@ -105,6 +105,29 @@ public class TmaEnumPrefs {
         }
     }
 
+    /* To simulate the events order after login. Media apps should update playback state first, then
+     * load the browse tree. But sometims some apps (e.g., GPB) don't follow this order strictly. */
+    public enum TmaLoginEventOrder implements EnumPrefValue {
+        PLAYBACK_STATE_UPDATE_FIRST("Update playback state first", "state-first"),
+        BROWSE_TREE_LOAD_FRIST("Load browse tree first", "tree-first");
+
+        private final PrefValueImpl mPrefValue;
+
+        TmaLoginEventOrder(String displayTitle, String id) {
+            mPrefValue = new PrefValueImpl(displayTitle, id);
+        }
+
+        @Override
+        public String getTitle() {
+            return mPrefValue.getTitle();
+        }
+
+        @Override
+        public String getId() {
+            return mPrefValue.getId();
+        }
+    }
+
     private static class PrefValueImpl implements EnumPrefValue {
 
         private final String mDisplayTitle;
diff --git a/TestMediaApp/src/com/android/car/media/testmediaapp/prefs/TmaPrefs.java b/TestMediaApp/src/com/android/car/media/testmediaapp/prefs/TmaPrefs.java
index 3305a06..8e9d89f 100644
--- a/TestMediaApp/src/com/android/car/media/testmediaapp/prefs/TmaPrefs.java
+++ b/TestMediaApp/src/com/android/car/media/testmediaapp/prefs/TmaPrefs.java
@@ -24,6 +24,7 @@ import androidx.preference.PreferenceManager;
 
 import com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaAccountType;
 import com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaBrowseNodeType;
+import com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaLoginEventOrder;
 import com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaReplyDelay;
 
 import java.util.HashMap;
@@ -45,6 +46,9 @@ public class TmaPrefs {
     /** Wait time for openAssetFile. */
     public final PrefEntry<TmaReplyDelay> mAssetReplyDelay;
 
+    /** Media apps event (update playback state, load browse tree) order after login. */
+    public final PrefEntry<TmaLoginEventOrder> mLoginEventOrder;
+
 
     public synchronized static TmaPrefs getInstance(Context context) {
         if (sPrefs == null) {
@@ -62,7 +66,8 @@ public class TmaPrefs {
         ACCOUNT_TYPE_KEY,
         ROOT_NODE_TYPE_KEY,
         ROOT_REPLY_DELAY_KEY,
-        ASSET_REPLY_DELAY_KEY
+        ASSET_REPLY_DELAY_KEY,
+        LOGIN_EVENT_ORDER_KEY
     }
 
     /**
@@ -128,6 +133,9 @@ public class TmaPrefs {
 
         mAssetReplyDelay = new EnumPrefEntry<>(TmaPrefKey.ASSET_REPLY_DELAY_KEY,
                 TmaReplyDelay.values(), TmaReplyDelay.NONE);
+
+        mLoginEventOrder = new EnumPrefEntry<>(TmaPrefKey.LOGIN_EVENT_ORDER_KEY,
+                TmaLoginEventOrder.values(), TmaLoginEventOrder.PLAYBACK_STATE_UPDATE_FIRST);
     }
 
 
diff --git a/TestMediaApp/src/com/android/car/media/testmediaapp/prefs/TmaPrefsFragment.java b/TestMediaApp/src/com/android/car/media/testmediaapp/prefs/TmaPrefsFragment.java
index 482de16..066cc9c 100644
--- a/TestMediaApp/src/com/android/car/media/testmediaapp/prefs/TmaPrefsFragment.java
+++ b/TestMediaApp/src/com/android/car/media/testmediaapp/prefs/TmaPrefsFragment.java
@@ -26,6 +26,7 @@ import androidx.preference.PreferenceScreen;
 
 import com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaAccountType;
 import com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaBrowseNodeType;
+import com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaLoginEventOrder;
 import com.android.car.media.testmediaapp.prefs.TmaEnumPrefs.TmaReplyDelay;
 import com.android.car.media.testmediaapp.prefs.TmaPrefs.PrefEntry;
 
@@ -46,6 +47,8 @@ public class TmaPrefsFragment extends PreferenceFragmentCompat {
                 TmaReplyDelay.values()));
         screen.addPreference(createEnumPref(context, "Asset delay: random value in [v, 2v]",
                 prefs.mAssetReplyDelay, TmaReplyDelay.values()));
+        screen.addPreference(createEnumPref(context, "Login event order", prefs.mLoginEventOrder,
+                TmaLoginEventOrder.values()));
 
         setPreferenceScreen(screen);
     }