CI: Add testing stage for federated tests.

.gitlab-ci.yml

@@ -57,6 +57,18 @@ unit-testing:
     - mix ecto.migrate
     - mix coveralls --trace --preload-modules
 
+federated-testing:
+  stage: test
+  services:
+  - name: lainsoykaf/postgres-with-rum
+    alias: postgres
+    command: ["postgres", "-c", "fsync=off", "-c", "synchronous_commit=off", "-c", "full_page_writes=off"]
+  script:
+    - mix deps.get
+    - mix ecto.create
+    - mix ecto.migrate
+    - mix test --trace --only federated
+
 unit-testing-rum:
   stage: test
   services: