module deflate const gzip_magic_numbers = [u8(0x1f), 0x8b] fn test_gzip() ? { uncompressed := 'Hello world!' compressed := compress(uncompressed.bytes())? first2 := compressed[0..2] assert first2 != deflate.gzip_magic_numbers decompressed := decompress(compressed)? assert decompressed == uncompressed.bytes() }