fix build: use in-memory mongo

Author: timsuchanek

.circleci/config.yml

@@ -36,10 +36,10 @@ jobs:
           name: Wait for MySQL to start
           # preinstalled in circleci/* docker image
           command: dockerize -wait tcp://127.0.0.1:3306 -timeout 120s
-      - run:
-          name: Wait for Mongo to start
-          # preinstalled in circleci/* docker image
-          command: dockerize -wait tcp://127.0.0.1:27017 -timeout 120s
+      # - run:
+      #     name: Wait for Mongo to start
+      #     # preinstalled in circleci/* docker image
+      #     command: dockerize -wait tcp://127.0.0.1:27017 -timeout 120s
       - run: ./cli/scripts/test_ci.sh
       - run: ./cli/scripts/publish.sh
 
@@ -78,10 +78,10 @@ jobs:
           name: Wait for MySQL to start
           # preinstalled in circleci/* docker image
           command: dockerize -wait tcp://127.0.0.1:3306 -timeout 120s
-      - run:
-          name: Wait for Mongo to start
-          # preinstalled in circleci/* docker image
-          command: dockerize -wait tcp://127.0.0.1:27017 -timeout 120s
+      # - run:
+      #     name: Wait for Mongo to start
+      #     # preinstalled in circleci/* docker image
+      #     command: dockerize -wait tcp://127.0.0.1:27017 -timeout 180s
       - run: ./cli/scripts/test_ci.sh
 
   # content deployment

cli/packages/prisma-db-introspection/docker-compose.yml

@@ -19,16 +19,16 @@ services:
       POSTGRES_PASSWORD: prisma
     volumes:
       - postgres:/var/lib/postgresql/data
-  mongo:
-    image: mongo:3.6
-    restart: always
-    environment:
-      MONGO_INITDB_ROOT_USERNAME: prisma
-      MONGO_INITDB_ROOT_PASSWORD: prisma
-    ports:
-      - '27018:27017'
-    volumes:
-      - mongo:/var/lib/mongo
+  # mongo:
+  #   image: mongo:3.6
+  #   restart: always
+  #   environment:
+  #     MONGO_INITDB_ROOT_USERNAME: prisma
+  #     MONGO_INITDB_ROOT_PASSWORD: prisma
+  #   ports:
+  #     - '27018:27017'
+  #   volumes:
+  #     - mongo:/var/lib/mongo
 
 volumes:
   ? mysql

cli/packages/prisma-db-introspection/package.json

@@ -16,6 +16,7 @@
     "@types/node": "^8.0.57",
     "@types/pg": "^7.4.6",
     "jest": "23.6.0",
+    "mongodb-memory-server": "^5.1.0",
     "prettier": "1.14.3",
     "ts-jest": "^23.10.5",
     "tslint": "^5.6.0",

cli/packages/prisma-db-introspection/src/test-helpers/mongoTestEnvironment.ts

@@ -2,6 +2,7 @@ import { MongoClient } from 'mongodb'
 import { Data } from '../databases/document/data'
 import { IConnector } from '../common/connector'
 import { IDocumentConnector } from '../databases/document/documentConnector'
+import { MongoMemoryServer } from 'mongodb-memory-server'
 
 export interface IDocumentTestEnvironment {
   schemaName: string
@@ -17,8 +18,10 @@ export class MongoTestEnvironment implements IDocumentTestEnvironment {
   private schema: string
   private client: MongoClient
   public readonly schemaName: string
+  private mongod: MongoMemoryServer
 
   constructor(uri?: string, schema?: string) {
+    this.mongod = new MongoMemoryServer()
     this.schema = schema || process.env.TEST_MONGO_SCHEMA || ''
     this.uri = uri || process.env.TEST_MONGO_URI || ''
 
@@ -27,6 +30,8 @@ export class MongoTestEnvironment implements IDocumentTestEnvironment {
   }
 
   public async connect() {
+    this.uri = await this.mongod.getConnectionString()
+    this.client = new MongoClient(this.uri)
     await this.client.connect()
   }
 
@@ -56,5 +61,6 @@ export class MongoTestEnvironment implements IDocumentTestEnvironment {
 
   public async disconnect() {
     await this.client.close(true)
+    await this.mongod.stop()
   }
 }