public static IterableChecker<List<Byte>, Byte> check(@Nullable byte[] actualByteArray) {
    return check(actualByteArray == null ? null : Bytes.asList(actualByteArray));
  }
Convenient wrappers for matcher checking, designed for better code assist(completion) and
discoverability for most commonly used matchers.
testing/src/org/immutables/check/Checkers.java