CI: Run both non-coverage and coverage build/test jobs

Change-Id: Ia58112b745a0b34d2dcef782ad729f165629eb22

.zuul.yaml

@@ -3,6 +3,7 @@
     check:
       jobs:
         - tox-py37
+        - tox-cover
         - tox-docs
     gate:
       jobs:

tox.ini

@@ -7,9 +7,19 @@ deps = -r{toxinidir}/requirements.txt
 changedir = {toxinidir}
 commands =
 	# simulate actual user interaction
-	pip install -e {toxinidir}
+	pip install -e .
 	pytest -vv
 
+[testenv:cover]
+deps =
+	-r{toxinidir}/requirements.txt
+	pytest-cov
+commands =
+	pip install -e .
+	pytest --cov=gnpy --cov=examples -v
+	coverage html -d cover
+	coverage xml -o cover/coverage.xml
+
 [testenv:docs]
 deps =
 	-r{toxinidir}/requirements.txt