Last modified: 2014-07-10 21:16:10 UTC
The tests that add already existing tags now error out because of the unique constraint on the tag table. If you were working on the tag patch before the change to the migration, you have to create the index manually or drop everything and upgrade to head again. Then you'll see the problem.
Change 144159 had a related patch set uploaded by Milimetric: Fix test that adds existing tag https://gerrit.wikimedia.org/r/144159
Change 144159 merged by jenkins-bot: Fix test that adds existing tag https://gerrit.wikimedia.org/r/144159