@Test
public void testIsSeekable_forKnownInputLength_returnSeekable() {

  constantBitrateSeekMap =
      new ConstantBitrateSeekMap(
          /* inputLength= */ 1000,
          /* firstFrameBytePosition= */ 0,
          /* bitrate= */ 8_000,
          /* frameSize= */ 100);
  assertThat(constantBitrateSeekMap.isSeekable()).isTrue();
}