[fix] #98 fix coverage test command line in gitlab-ci

Add coverage report for a future nice badge in README

.gitlab-ci.yml

@@ -63,9 +63,10 @@ test:
   <<: *changes
   stage: test
   script:
-    - pip install coveralls
     - pip install -r requirements.txt
-    - coverage run --source=duniterpy setup.py test
+    - coverage run -m unittest
+    - coverage report -m
+  coverage: '/TOTAL.+ ([0-9]{1,3}%)/'
 
 check:
   <<: *pyenv

Makefile

@@ -7,7 +7,7 @@ docs:
 
 # run tests
 tests:
-	python3 -m unittest ${TESTS_FILTER}
+	python3 -m   ${TESTS_FILTER}
 
 # check
 check: mypy pylint check-format