Split unit and e2e tests in CI

Author: dbanty

.circleci/config.yml

@@ -26,7 +26,8 @@ jobs:
           poetry run isort
           poetry run safety check --json > test-reports/safety/results.json
           poetry run mypy openapi_python_client --junit-xml=test-reports/mypy/results.xml
-          poetry run pytest --junitxml=test-reports/pytest/results.xml --cov=openapi_python_client
+          poetry run pytest --junitxml=test-reports/pytest/results.xml --cov=openapi_python_client tests
+          poetry run pytest end_to_end_tests
           poetry run coverage xml
     - store_test_results:
         path: test-reports