tree 3802729c6fa9a4056188d4032a9c65d4d8eb9e68
parent e75cf18ffba26afda53a92cd58b01c086466ffe5
author Jian Li <pyguni@gmail.com> 1454695279 -0800
committer Gerrit Code Review <gerrit@onlab.us> 1454696335 +0000

Not allow null value for all control metrics, revise unit test

Current implementation allows null value from REST API.
Null metric value leads the metrics database to not store the value
properly. This commit tries to fix this issue.

Change-Id: I82a5fd0d11671db4d2136a3fc40090b7684ba91a