Update .gitlab-ci.yml file

.gitlab-ci.yml

@@ -35,14 +35,14 @@ unit-test-job:   # This job runs in the test stage.
   stage: test    # It only starts when the job in the build stage completes successfully.
   script:
     - echo "Running unit tests... This will take about 10 seconds."
-    - sleep 1
+    - npm run test
     - echo "Code coverage is 90%"
 
 lint-test-job:   # This job also runs in the test stage.
   stage: test    # It can run at the same time as unit-test-job (in parallel).
   script:
     - echo "Linting code... This will take about 10 seconds."
-    - sleep 1
+    - npm run lint
     - echo "No lint issues found."
 
 deploy-job:      # This job runs in the deploy stage.