gitlab CI: pytest PyhelpersTest.py twice, with and without orekitdata lib

.gitlab-ci.yml

@@ -9,7 +9,6 @@ default:
     - virtualenv venv
     - source venv/bin/activate
     - pip install pytest numpy jpype1 stubgenj build pytest pytest-cov flake8 flake8-gl-codeclimate "jdk4py==17.0.9.2"
-    - pip install git+https://gitlab.orekit.org/orekit/orekit-data.git
 
 variables:  # Change pip's cache directory to be inside the project directory since we can only cache local items.
   PIP_CACHE_DIR: "$CI_PROJECT_DIR/.cache/pip"
@@ -50,6 +49,8 @@ test-and-coverage:
     - export JAVA_HOME=`python3 set_java_home.py`
     - python3 -m pip install .
     - cd test
+    - python3 -m pytest PyhelpersTest.py # First test setup_orekit_data without the orekitdata library
+    - pip install git+https://gitlab.orekit.org/orekit/orekit-data.git
     - python3 -m pytest --cov=orekit_jpype --cov-report term --cov-report xml:coverage.xml
     - cd ../tests-jvm
     - find . -name "*.py" -exec python3 -m pytest {} \;