ref: 5eb11b53298a68e77974b571e61b02b53046a664
parent: 9442a7a0b58976bcb5cf0cec7c4751cf0b9bf9b2
parent: 11c159b6a29b21a73b3ce218286fef70893be5c5
author: Sijia Chen <[email protected]>
date: Tue May 26 11:46:44 EDT 2015
Add encoding in UT for better coverage