feat(medusa): Cache modules (#3187)

integration-tests/api/medusa-config.js

@@ -3,13 +3,25 @@ const DB_USERNAME = process.env.DB_USERNAME
 const DB_PASSWORD = process.env.DB_PASSWORD
 const DB_NAME = process.env.DB_TEMP_NAME
 
+const redisUrl = process.env.REDIS_URL || "redis://localhost:6379"
+
 module.exports = {
   plugins: [],
   projectConfig: {
-    redis_url: process.env.REDIS_URL,
+    redis_url: redisUrl,
     database_url: `postgres://${DB_USERNAME}:${DB_PASSWORD}@${DB_HOST}/${DB_NAME}`,
     database_type: "postgres",
     jwt_secret: "test",
     cookie_secret: "test",
   },
+  modules: {
+    cacheService: {
+      resolve: "@medusajs/cache-inmemory",
+      // don't set cache since this is shared between tests
+      // and since we have "test-product" / "test-variant" as ids
+      // in a bunch of tests, this could cause that incorrect data is returned
+      // (e.g. price selection caches calculations under `ps:${variantId}`)
+      options: { ttl: 0 },
+    },
+  },
 }

integration-tests/api/package.json

@@ -9,6 +9,7 @@
     "build": "babel src -d dist --extensions \".ts,.js\""
   },
   "dependencies": {
+    "@medusajs/cache-inmemory": "*",
     "@medusajs/medusa": "*",
     "faker": "^5.5.3",
     "medusa-interfaces": "*",