Merge pull request TeamNewPipe#8679 from Stypox/fix-listhelpertest

Fix ListHelperTest failure caused by immutable list being used

Author: Stypox

app/src/main/java/org/schabi/newpipe/util/ListHelper.java

@@ -230,14 +230,15 @@ private static String computeDefaultResolution(final Context context, final int
     }
 
     /**
-     * Return the index of the default stream in the list, based on the parameters
-     * defaultResolution and defaultFormat.
+     * Return the index of the default stream in the list, that will be sorted in the process, based
+     * on the parameters defaultResolution and defaultFormat.
      *
      * @param defaultResolution the default resolution to look for
      * @param bestResolutionKey key of the best resolution
      * @param defaultFormat     the default format to look for
-     * @param videoStreams      list of the video streams to check
-     * @return index of the default resolution&format
+     * @param videoStreams      a mutable list of the video streams to check (it will be sorted in
+     *                          place)
+     * @return index of the default resolution&format in the sorted videoStreams
      */
     static int getDefaultResolutionIndex(final String defaultResolution,
                                          final String bestResolutionKey,

app/src/test/java/org/schabi/newpipe/util/ListHelperTest.java

@@ -140,15 +140,15 @@ public void getSortedStreamVideosExceptHighResolutionsTest() {
 
     @Test
     public void getDefaultResolutionTest() {
-        final List<VideoStream> testList = List.of(
+        final List<VideoStream> testList = new ArrayList<>(List.of(
                 generateVideoStream("mpeg_4-720", MediaFormat.MPEG_4, "720p", false),
                 generateVideoStream("v3gpp-240", MediaFormat.v3GPP, "240p", false),
                 generateVideoStream("webm-480",  MediaFormat.WEBM, "480p", false),
                 generateVideoStream("webm-240", MediaFormat.WEBM, "240p", false),
                 generateVideoStream("mpeg_4-240", MediaFormat.MPEG_4, "240p", false),
                 generateVideoStream("webm-144", MediaFormat.WEBM, "144p", false),
                 generateVideoStream("mpeg_4-360", MediaFormat.MPEG_4, "360p", false),
-                generateVideoStream("webm-360", MediaFormat.WEBM, "360p", false));
+                generateVideoStream("webm-360", MediaFormat.WEBM, "360p", false)));
         VideoStream result = testList.get(ListHelper.getDefaultResolutionIndex(
                 "720p", BEST_RESOLUTION_KEY, MediaFormat.MPEG_4, testList));
         assertEquals("720p", result.getResolution());