let (type_bytes, payload_bytes) = buffer.split_at(type_length);
assert_eq!(byte_utils::slice_to_be16(type_bytes), msgs::Pong::TYPE);
assert_eq!(payload_bytes, &ENCODED_PONG[type_length..]);
let (type_bytes, payload_bytes) = buffer.split_at(type_length);
assert_eq!(byte_utils::slice_to_be16(type_bytes), msgs::Pong::TYPE);
assert_eq!(payload_bytes, &ENCODED_PONG[type_length..]);