}
    }

    Err(anyhow!("unknown content type: {s}"))
  }
}

#[cfg(test)]
mod tests {
  use super::*;

  #[test]
  fn for_extension() {
    assert_eq!(
      Media::content_type_for_path(Path::new("pepe.jpg")).unwrap(),
      ("image/jpeg", BrotliEncoderMode::BROTLI_MODE_GENERIC)
    );
    assert_eq!(
      Media::content_type_for_path(Path::new("pepe.jpeg")).unwrap(),
      ("image/jpeg", BrotliEncoderMode::BROTLI_MODE_GENERIC)
    );
    assert_eq!(
      Media::content_type_for_path(Path::new("pepe.JPG")).unwrap(),
      ("image/jpeg", BrotliEncoderMode::BROTLI_MODE_GENERIC)
    );
    assert_eq!(
      Media::content_type_for_path(Path::new("pepe.txt")).unwrap(),
      (
        "text/plain;charset=utf-8",
        BrotliEncoderMode::BROTLI_MODE_TEXT
      )
    );
    assert_regex_match!(
      Media::content_type_for_path(Path::new("pepe.foo")).unwrap_err(),
      r"unsupported file extension `\.foo`, supported extensions: apng .*"
    );
  }

  #[test]
  fn h264_in_mp4_is_allowed() {
    assert!(Media::check_mp4_codec(Path::new("examples/h264.mp4")).is_ok(),);