Fix unit tests in stable

Change-Id: I97dee1f90781af4d6634bc44e595b6cdfd1a9a8c
Merge commit 'refs/changes/84/3084/1' of ssh://gerrit.tuleap.net:29418/tuleap into stable

* ssh://gerrit.tuleap.net:29418/tuleap:
  Fix unit tests in stable
This is Tuleap 7.5.99.28

Change-Id: Iabcaac08b2e644ea55b7ac5afacf68923043ef03