adding unit tests for if-none-match fix
adding unit tests for if-none-match fix

This patch just adds some unit tests for the patch 395582

Change-Id: I78cda3f9a64b162926dc0d2b3bb8e68095bea71a
Signed-off-by: Thiago da Silva <f23d94b2a735b6193d3882ae31308d2e41e8282b@redhat.com>

openstack/swift,matthewoliver/swift,psachin/swift,smerritt/swift,psachin/swift,matthewoliver/swift,smerritt/swift,notmyname/swift,smerritt/swift,openstack/swift,redbo/swift,psachin/swift,tipabu/swift,tipabu/swift,clayg/swift,matthewoliver/swift,notmyname/swift,psachin/swift,matthewoliver/swift,nadeemsyed/swift,tipabu/swift,openstack/swift,swiftstack/swift,openstack/swift,notmyname/swift,clayg/swift,nadeemsyed/swift,clayg/swift,swiftstack/swift,nadeemsyed/swift,swiftstack/swift,tipabu/swift,notmyname/swift,nadeemsyed/swift,smerritt/swift,clayg/swift,redbo/swift