def METHOD_NAME(self):
    self._assert_tag_supported('replaygain_album_gain', '-5.67 dB')
    self._assert_tag_supported('replaygain_album_peak', '1.0')
    self._assert_tag_supported('replaygain_track_gain', '-5.67 dB')
    self._assert_tag_supported('replaygain_track_peak', '1.0')
    self._assert_tag_supported('replaygain_reference_loudness', '89 dB')