Show test coverage

Signed-off-by: Chenxiong Qi <cqi@redhat.com>

.gitignore

@@ -22,3 +22,4 @@ tests/test_module_build_service.db-journal
 .pytest_cache/
 requirements.txt.orig
 mbstest.db
+htmlcov/

docker/Dockerfile-tests

@@ -49,7 +49,7 @@ RUN yum -y install \
     && yum clean all
 # We currently require newer versions of these Python packages for the tests.
 # more-itertools is required by pytest, but versions 6.0.0 and up aren't Python 2 compatible
-RUN pip install --upgrade flask-sqlalchemy "pytest<5.0" flake8 tox pip "more-itertools<6.0.0"
+RUN pip install --upgrade flask-sqlalchemy "pytest<5.0" flake8 tox pip "more-itertools<6.0.0" pytest-cov
 VOLUME /src
 WORKDIR /src
 ENTRYPOINT ["docker/test.sh"]

docker/Dockerfile-tests-py3

@@ -30,6 +30,7 @@ RUN dnf -y install \
     python3-sqlalchemy \
     python3-pungi \
     python3-psycopg2 \
+    python3-pytest-cov \
     # Test-only dependencies
     python3-pytest \
     python3-flake8 \

test-requirements.txt

@@ -1,6 +1,7 @@
 -r requirements.txt
 
+flake8
 mock
 pytest
-flake8
+pytest-cov
 tox

tox.ini

@@ -54,3 +54,6 @@ deps = bandit
 commands =
     /bin/bash -c "bandit -r -ll $(find . -mindepth 1 -maxdepth 1 ! -name tests ! -name \.\* -type d -o -name \*.py)"
 ignore_outcome = True
+
+[pytest]
+addopts = --cov module_build_service --cov-report html --cov-report term