Cache tests for get_terms().


git-svn-id: https://unit-tests.svn.wordpress.org/trunk@1196 4a5a2adb-35eb-4268-9a1b-fe04a4134342
Add ticket ref.


git-svn-id: https://unit-tests.svn.wordpress.org/trunk@1197 4a5a2adb-35eb-4268-9a1b-fe04a4134342