chore(integration-tests): Normalize DB config + use single process (#2077)

integration-tests/plugins/jest.config.js

@@ -15,6 +15,7 @@ module.exports = {
   ],
   transformIgnorePatterns: [`/dist`],
   transform: { "^.+\\.[jt]s$": `../../jest-transformer.js` },
+  setupFiles: ["../setup-env.js"],
   setupFilesAfterEnv: ["../setup.js"],
   globalSetup: "../globalSetup.js",
   globalTeardown: "../globalTeardown.js",

integration-tests/plugins/medusa-config.js

@@ -1,6 +1,7 @@
-const DB_USERNAME = process.env.DB_USERNAME || "postgres"
-const DB_PASSWORD = process.env.DB_PASSWORD || ""
-const workerId = parseInt(process.env.JEST_WORKER_ID || "1")
+const DB_HOST = process.env.DB_HOST
+const DB_USERNAME = process.env.DB_USERNAME
+const DB_PASSWORD = process.env.DB_PASSWORD
+const DB_NAME = process.env.DB_TEMP_NAME
 
 module.exports = {
   plugins: [
@@ -22,9 +23,9 @@ module.exports = {
   ],
   projectConfig: {
     // redis_url: REDIS_URL,
-    database_url: `postgres://${DB_USERNAME}:${DB_PASSWORD}@localhost/medusa-integration-${workerId}`,
+    database_url: `postgres://${DB_USERNAME}:${DB_PASSWORD}@${DB_HOST}/${DB_NAME}`,
     database_type: "postgres",
-    jwt_secret: 'test',
-    cookie_secret: 'test'
+    jwt_secret: "test",
+    cookie_secret: "test",
   },
 }

integration-tests/plugins/package.json

@@ -4,7 +4,7 @@
   "main": "index.js",
   "license": "MIT",
   "scripts": {
-    "test": "jest --maxWorkers=50% --silent=false",
+    "test": "jest --runInBand --silent=false",
     "build": "babel src -d dist --extensions \".ts,.js\""
   },
   "dependencies": {