setup.py: Now require pytest-datafiles for tests

A convenience module for staging data files to a directory
for running tests which integrates as a pytest fixture.

1 files changed, 1 insertions, 1 deletions

diff --git a/setup.py b/setup.py
index b8d882a8a..884ebf97c 100755
--- a/setup.py
+++ b/setup.py
@@ -39,5 +39,5 @@ setup(name='buildstream',
           'argparse'
       ],
       setup_requires=['pytest-runner'],
-      tests_require=['pytest'],
+      tests_require=['pytest-datafiles', 'pytest'],
       zip_safe=False)