Bug 866: Fixed incorrect path construction in JUnit tests.

Change-Id: I8d10bd6aa6cc84e3435a438f7d4b2aa94a463259
Signed-off-by: Tony Tkacik <ttkacik@cisco.com>
(cherry picked from commit 8e2520769a44d40a444cc71bd95eca2e9e5f559d)