Added a "Crash the player" debug option

app/src/main/java/org/schabi/newpipe/fragments/detail/VideoDetailFragment.java

@@ -205,6 +205,9 @@ public final class VideoDetailFragment
     private Player player;
     private final PlayerHolder playerHolder = PlayerHolder.getInstance();
 
+    @Nullable
+    private VideoDetailPlayerCrasher videoDetailPlayerCrasher = null;
+
     /*//////////////////////////////////////////////////////////////////////////
     // Service management
     //////////////////////////////////////////////////////////////////////////*/
@@ -594,6 +597,18 @@ public final class VideoDetailFragment
     // Init
     //////////////////////////////////////////////////////////////////////////*/
 
+    @Override
+    public void onViewCreated(@NonNull final View rootView, final Bundle savedInstanceState) {
+        super.onViewCreated(rootView, savedInstanceState);
+
+        if (DEBUG) {
+            this.videoDetailPlayerCrasher = new VideoDetailPlayerCrasher(
+                    () -> this.getContext(),
+                    () -> this.getLayoutInflater()
+            );
+        }
+    }
+
     @Override // called from onViewCreated in {@link BaseFragment#onViewCreated}
     protected void initViews(final View rootView, final Bundle savedInstanceState) {
         super.initViews(rootView, savedInstanceState);
@@ -604,6 +619,18 @@ public final class VideoDetailFragment
 
         binding.detailThumbnailRootLayout.requestFocus();
 
+        binding.detailControlsPlayWithKodi.setVisibility(
+                KoreUtils.shouldShowPlayWithKodi(requireContext(), serviceId)
+                        ? View.VISIBLE
+                        : View.GONE
+        );
+        binding.detailControlsCrashThePlayer.setVisibility(
+                DEBUG && PreferenceManager.getDefaultSharedPreferences(getContext())
+                        .getBoolean(getString(R.string.show_crash_the_player_key), false)
+                        ? View.VISIBLE
+                        : View.GONE
+        );
+
         if (DeviceUtils.isTv(getContext())) {
             // remove ripple effects from detail controls
             final int transparent = ContextCompat.getColor(requireContext(),
@@ -638,8 +665,10 @@ public final class VideoDetailFragment
         binding.detailControlsShare.setOnClickListener(this);
         binding.detailControlsOpenInBrowser.setOnClickListener(this);
         binding.detailControlsPlayWithKodi.setOnClickListener(this);
-        binding.detailControlsPlayWithKodi.setVisibility(KoreUtils.shouldShowPlayWithKodi(
+        if (DEBUG) {
-                requireContext(), serviceId) ? View.VISIBLE : View.GONE);
+            binding.detailControlsCrashThePlayer.setOnClickListener(
+                    v -> videoDetailPlayerCrasher.onCrashThePlayer(this.player));
+        }
 
         binding.overlayThumbnail.setOnClickListener(this);
         binding.overlayThumbnail.setOnLongClickListener(this);

app/src/main/java/org/schabi/newpipe/fragments/detail/VideoDetailPlayerCrasher.java

@@ -0,0 +1,165 @@
+package org.schabi.newpipe.fragments.detail;
+
+import android.content.Context;
+import android.util.Log;
+import android.view.ContextThemeWrapper;
+import android.view.LayoutInflater;
+import android.view.ViewGroup;
+import android.widget.RadioButton;
+import android.widget.RadioGroup;
+import android.widget.Toast;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AlertDialog;
+
+import com.google.android.exoplayer2.ExoPlaybackException;
+import com.google.android.exoplayer2.RendererCapabilities;
+
+import org.schabi.newpipe.R;
+import org.schabi.newpipe.databinding.ListRadioIconItemBinding;
+import org.schabi.newpipe.databinding.SingleChoiceDialogViewBinding;
+import org.schabi.newpipe.player.Player;
+import org.schabi.newpipe.util.ThemeHelper;
+
+import java.io.IOException;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import java.util.concurrent.TimeoutException;
+import java.util.function.Supplier;
+
+public class VideoDetailPlayerCrasher {
+
+    private static final String TAG = "VideoDetPlayerCrasher";
+
+    @NonNull
+    private final Supplier<Context> contextSupplier;
+    @NonNull
+    private final Supplier<LayoutInflater> layoutInflaterSupplier;
+
+    public VideoDetailPlayerCrasher(
+            @NonNull final Supplier<Context> contextSupplier,
+            @NonNull final Supplier<LayoutInflater> layoutInflaterSupplier
+    ) {
+        this.contextSupplier = contextSupplier;
+        this.layoutInflaterSupplier = layoutInflaterSupplier;
+    }
+
+    private static Map<String, Supplier<ExoPlaybackException>> getExceptionTypes() {
+        final String defaultMsg = "Dummy";
+        final Map<String, Supplier<ExoPlaybackException>> exceptionTypes = new LinkedHashMap<>();
+        exceptionTypes.put(
+                "Source",
+                () -> ExoPlaybackException.createForSource(
+                        new IOException(defaultMsg)
+                )
+        );
+        exceptionTypes.put(
+                "Renderer",
+                () -> ExoPlaybackException.createForRenderer(
+                        new Exception(defaultMsg),
+                        "Dummy renderer",
+                        0,
+                        null,
+                        RendererCapabilities.FORMAT_HANDLED
+                )
+        );
+        exceptionTypes.put(
+                "Unexpected",
+                () -> ExoPlaybackException.createForUnexpected(
+                        new RuntimeException(defaultMsg)
+                )
+        );
+        exceptionTypes.put(
+                "Remote",
+                () -> ExoPlaybackException.createForRemote(defaultMsg)
+        );
+        exceptionTypes.put(
+                "Timeout",
+                () -> ExoPlaybackException.createForTimeout(
+                        new TimeoutException(defaultMsg),
+                        ExoPlaybackException.TIMEOUT_OPERATION_UNDEFINED
+                )
+        );
+
+        return exceptionTypes;
+    }
+
+    private Context getContext() {
+        return this.contextSupplier.get();
+    }
+
+    private LayoutInflater getLayoutInflater() {
+        return this.layoutInflaterSupplier.get();
+    }
+
+    private Context getThemeWrapperContext() {
+        return new ContextThemeWrapper(
+                getContext(),
+                ThemeHelper.isLightThemeSelected(getContext())
+                        ? R.style.LightTheme
+                        : R.style.DarkTheme);
+    }
+
+    public void onCrashThePlayer(final Player player) {
+        if (!isPlayerAvailable(player)) {
+            Log.d(TAG, "Player is not available");
+            Toast.makeText(getContext(), "Player is not available", Toast.LENGTH_SHORT)
+                    .show();
+
+            return;
+        }
+
+        final Context themeWrapperContext = getThemeWrapperContext();
+
+        final LayoutInflater inflater = LayoutInflater.from(themeWrapperContext);
+        final RadioGroup radioGroup = SingleChoiceDialogViewBinding.inflate(getLayoutInflater())
+                .list;
+
+        final AlertDialog alertDialog = new AlertDialog.Builder(getThemeWrapperContext())
+                .setTitle("Choose an exception")
+                .setView(radioGroup)
+                .setCancelable(true)
+                .setNegativeButton(R.string.cancel, null)
+                .create();
+
+        for (final Map.Entry<String, Supplier<ExoPlaybackException>> entry
+                : getExceptionTypes().entrySet()) {
+            final RadioButton radioButton = ListRadioIconItemBinding.inflate(inflater).getRoot();
+            radioButton.setText(entry.getKey());
+            radioButton.setChecked(false);
+            radioButton.setLayoutParams(
+                    new RadioGroup.LayoutParams(
+                            ViewGroup.LayoutParams.MATCH_PARENT,
+                            ViewGroup.LayoutParams.WRAP_CONTENT
+                    )
+            );
+            radioButton.setOnClickListener(v -> {
+                tryCrashPlayerWith(player, entry.getValue().get());
+                if (alertDialog != null) {
+                    alertDialog.cancel();
+                }
+            });
+            radioGroup.addView(radioButton);
+        }
+
+        alertDialog.show();
+    }
+
+    private void tryCrashPlayerWith(
+            @NonNull final Player player,
+            @NonNull final ExoPlaybackException exception
+    ) {
+        Log.d(TAG, "Crashing the player using player.onPlayerError(ex)");
+        try {
+            player.onPlayerError(exception);
+        } catch (final Exception exPlayer) {
+            Log.e(TAG,
+                    "Run into an exception while crashing the player:",
+                    exPlayer);
+        }
+    }
+
+    private boolean isPlayerAvailable(final Player player) {
+        return player != null;
+    }
+}

app/src/main/res/layout/fragment_video_detail.xml

@@ -213,7 +213,7 @@
                     android:layout_below="@id/detail_title_root_layout"
                     android:layout_marginTop="@dimen/video_item_detail_error_panel_margin"
                     android:visibility="gone"
-                    tools:visibility="visible" />
+                    tools:visibility="gone" />
 
                 <!--HIDING ROOT-->
                 <LinearLayout
@@ -547,6 +547,22 @@
                             android:textSize="@dimen/detail_control_text_size"
                             app:drawableTopCompat="@drawable/ic_cast" />
 
+                        <TextView
+                            android:id="@+id/detail_controls_crash_the_player"
+                            android:layout_width="@dimen/detail_control_width"
+                            android:layout_height="@dimen/detail_control_height"
+                            android:layout_gravity="center_vertical"
+                            android:layout_weight="1"
+                            android:background="?attr/selectableItemBackgroundBorderless"
+                            android:clickable="true"
+                            android:contentDescription="@string/crash_the_player"
+                            android:focusable="true"
+                            android:gravity="center"
+                            android:paddingVertical="@dimen/detail_control_padding"
+                            android:text="@string/crash_the_player"
+                            android:textSize="@dimen/detail_control_text_size"
+                            app:drawableTopCompat="@drawable/ic_bug_report" />
+
                     </LinearLayout>
 
                     <View

app/src/main/res/values/settings_keys.xml

@@ -190,6 +190,7 @@
     <string name="disable_media_tunneling_key" translatable="false">disable_media_tunneling_key</string>
     <string name="crash_the_app_key" translatable="false">crash_the_app_key</string>
     <string name="show_image_indicators_key" translatable="false">show_image_indicators_key</string>
+    <string name="show_crash_the_player_key" translatable="false">show_crash_the_player_key</string>
 
     <!-- THEMES -->
     <string name="theme_key" translatable="false">theme</string>

app/src/main/res/values/strings.xml

@@ -52,6 +52,7 @@
     <string name="kore_package" translatable="false">org.xbmc.kore</string>
     <string name="show_play_with_kodi_title">Show \"Play with Kodi\" option</string>
     <string name="show_play_with_kodi_summary">Display an option to play a video via Kodi media center</string>
+    <string name="crash_the_player">Crash the player</string>
     <string name="report_player_errors_title">Report player errors</string>
     <string name="report_player_errors_summary">Reports player errors in full detail instead of showing a short-lived toast message (useful for diagnosing problems)</string>
     <string name="notification_scale_to_square_image_title">Scale thumbnail to 1:1 aspect ratio</string>
@@ -475,6 +476,8 @@
     <string name="show_image_indicators_title">Show image indicators</string>
     <string name="show_image_indicators_summary">Show Picasso colored ribbons on top of images indicating their source: red for network, blue for disk and green for memory</string>
     <string name="crash_the_app">Crash the app</string>
+    <string name="show_crash_the_player_title">Show \"crash the player\"</string>
+    <string name="show_crash_the_player_summary">Shows a crash option when using the player</string>
     <!-- Subscriptions import/export -->
     <string name="import_title">Import</string>
     <string name="import_from">Import from</string>

app/src/main/res/xml/debug_settings.xml

@@ -54,4 +54,13 @@
         android:title="@string/crash_the_app"
         app:singleLineTitle="false"
         app:iconSpaceReserved="false" />
+
+    <SwitchPreferenceCompat
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:defaultValue="false"
+        android:key="@string/show_crash_the_player_key"
+        android:summary="@string/show_crash_the_player_summary"
+        android:title="@string/show_crash_the_player_title"
+        app:iconSpaceReserved="false" />
 </PreferenceScreen>