public void HashConversions()
{
PrepareHash();
var convertedHash = new byte[Hash256.SizeInBytes];
_hash.WriteTo(new Span <byte>(convertedHash, 0, Hash256.SizeInBytes));
//Console.WriteLine(BitConverter.ToString(hashBytes));
//Console.WriteLine(BitConverter.ToString(convertedHash));
Assert.Equal(_hashBytes, convertedHash);
}
public void EndiannessHash256()
{
// A sequence of bytes, all different, each line fills an entire ulong
var bytes = new byte[]
{
0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18,
0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28,
0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38,
0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48,
};
var hash = new Hash256(bytes);
// Did the bytes move to the correct locations in the four ulongs ?
Assert.Equal(0x1112131415161718UL, hash.Var1);
Assert.Equal(0x2122232425262728UL, hash.Var2);
Assert.Equal(0x3132333435363738UL, hash.Var3);
Assert.Equal(0x4142434445464748UL, hash.Var4);
// Does ToString() display the correct overall hash, in hex ?
Assert.Equal(
"1112131415161718 2122232425262728 3132333435363738 4142434445464748",
hash.ToString());
// Does writing out the hash back to a byte array restore the right order ?
var write = new byte[Hash256.SizeInBytes];
hash.WriteTo(write);
Assert.Equal(bytes, write);
}
public void WriteTo(Span <byte> buffer)
{
_hash.WriteTo(buffer);
}
