tree f7314b23f1235fff6d8a41ee158569918c54ea0b
parent e79bc0fe8d97e3cb0de55c4ba55dd88066fe6243
author ghanshyam <ghanshyam.mann@nectechnologies.in> 1448615266 +0900
committer Ghanshyam <ghanshyam.mann@nectechnologies.in> 1451020848 +0900

Add logic to select the request microversion

Microversion is being set on service client at class level which will be
used to send in microversion header of each method of that service client.

Tests class needs to set the selected microversion on service clients and
tests accordingly.

This commit adds the below logic to select the appropriate request
microversion-
- Max of cfg min_version and class min_version
- None if both are None (In this case service client will send request
  without microversion)

Setting selected microversion on each service clients through
Manager class which manage all service clients

Partially implements blueprint api-microversions-testing-support

Change-Id: If9b03d03ef29fdeaa75dda823e4904aae1023e70