variables declarees

.circleci/config.yml

@@ -53,6 +53,10 @@ jobs:
     docker:
       - image: "circleci/node:12"
       - image: "circleci/postgres:9.6.2-alpine"
+          environment:	        environment:
+            PG_USER: julien_dudek
+            PG_DB: testdb
+            PG_PASSWORD: unpass
     steps:
       - checkout
       - restore_cache:
@@ -60,7 +64,7 @@ jobs:
       - run:
           command: yarn test:e2e
           environment:
-            DATABASE_URL: postgres://julien_dudek:pass@localhost:5432/testdb
+            DATABASE_URL: postgres://$PG_USER:$PG_PASSWORD@localhost:5432/$PG_DB
             JWT_SECRET: m1iii
             API_PORT: 3000
             API_HOST: localhost