@Test
public void checkAndPeekStreamMarker_updatesPeekPosition() throws Exception {

  ExtractorInput input = buildExtractorInput("flac/bear.flac");
  FlacMetadataReader.checkAndPeekStreamMarker(input);
  assertThat(input.getPosition()).isEqualTo(0);
  assertThat(input.getPeekPosition()).isEqualTo(FlacConstants.STREAM_MARKER_SIZE);
}