* remove unused methods
* use testools assert exceptions
* use tearDown where possible
* redundant str()
Change-Id: I18af00599461ead7bf9084168aeed7321adfd4c0
In order to add vitrage_tempest_plugin to PyPi and to OpenStack CI system,
it must be named vitrage_tempest_plugin. vitrage_tempest_tests was a
copy&paste mistake.
Change-Id: I574414aba16377cc550111b9bcd627c28f04fc49