test: add stage for ci

.gitlab-ci.yml

@@ -8,6 +8,7 @@
 
 stages:
   - build
+  - test
   - deploy
   - release
 
@@ -31,6 +32,18 @@ build-openapi-scheme:
     paths:
       - $OPENAPI_JSON
 
+run_test_cases:
+  stage: test
+  before_script:
+    - *install_requirements
+  script:
+    - make coverage
+  coverage: '/(?i)total.*? (100(?:\.0+)?\%|[1-9]?\d(?:\.\d+)?\%)$/'
+  artifacts:
+    reports:
+      coverage_report:
+        coverage_format: cobertura
+        path: coverage.xml
 
 deploy_spec:
   stage: deploy