Add coverage reports to py.test runner
Summary: Of note this now forces the pytest-cov plugin to be installed unless they turn it off.
Test Plan:
../arcanist/bin/arc unit
COVERAGE REPORT
97% changes/models/test.py
100% tests/changes/api/serializer/models/test_testcase.py
100% changes/api/serializer/models/testcase.py
UNIT OKAY No unit test failures.
Updated an existing Differential revision:
Revision URI: https://tails.corp.dropbox.com/D43387
Included changes:
M changes/api/serializer/models/testcase.py
M changes/models/test.py
M tests/changes/api/serializer/models/test_testcase.pyReviewers: Blessed Reviewers, epriestley
Reviewed By: Blessed Reviewers, epriestley
Subscribers: epriestley, Korvin
Differential Revision: https://secure.phabricator.com/D8667