message: Make sure the PPM 16bit test checks endian issues
diff: @@ -51,7 +51,8 @@ mod test {
  #[test]
  fn test_roundtrip_ppm_16bit() {
  - // 3x3 image that tries all the 0/65535 RGB combinations
  + // 3x3 image that tries all the 0/65535 RGB combinations plus a few more values
  + // that check for big-endian conversion correctness
  let buf: [u16; 27] = [
  0, 0, 0,
  0, 0, 65535,
  @@ -61,7 +62,7 @@ mod test {
  65535, 0, 65535,
  65535, 65535, 0,
  65535, 65535, 65535,
  - 65535, 65535, 65535,
  + 1000, 2000, 3000,
  ];
  let mut bytebuf = [0 as u8; 54];
  for (o, i) in bytebuf.chunks_mut(2).zip(buf.iter()) {
  