Method CaseMurmurHash3

csharp/tests/Fory.XlangPeer/Program.cs:329–355

(byte[] input)

    }

    private static byte[] CaseMurmurHash3(byte[] input)
    {
        if (input.Length == 32)
        {
            (ulong h1a, ulong h1b) = MurmurHash3.X64_128([1, 2, 8], 47);
            (ulong h2a, ulong h2b) = MurmurHash3.X64_128(Encoding.UTF8.GetBytes("01234567890123456789"), 47);
            ByteWriter writer = new();
            writer.WriteInt64(unchecked((long)h1a));
            writer.WriteInt64(unchecked((long)h1b));
            writer.WriteInt64(unchecked((long)h2a));
            writer.WriteInt64(unchecked((long)h2b));
            return writer.ToArray();
        }

        if (input.Length == 16)
        {
            ByteReader reader = new(input);
            long h1 = reader.ReadInt64();
            long h2 = reader.ReadInt64();
            (ulong expected1, ulong expected2) = MurmurHash3.X64_128([1, 2, 8], 47);
            Ensure(h1 == unchecked((long)expected1), "murmur hash h1 mismatch");
            Ensure(h2 == unchecked((long)expected2), "murmur hash h2 mismatch");
            return [];
        }

        throw new InvalidOperationException($"unexpected murmur hash input length {input.Length}");
    }

    private static byte[] CaseStringSerializer(byte[] input)
    {