Add unit tests for "ironic node-show" shell cmd
Add unit tests for "ironic node-show" shell cmd

This patch set add unit tests for "ironic node-show" command.

Change-Id: I692bd4115717d63b1dd7cd28022632a1ae364ecc

openstack/python-ironicclient,redhat-openstack/python-ironicclient,rdo-management/python-ironicclient,bcrochet/python-ironicclient,varunarya10/python-ironicclient,JioCloud/python-ironicclient,NaohiroTamura/python-ironicclient,openstack/python-ironicclient,NaohiroTamura/python-ironicclient