chore: work with test container

packages/config/jest.setup.js

@@ -1,8 +1,6 @@
 //const {setupContainers} = require("@tresdoce-nestjs-toolkit/test-utils")
 //const container = new setupContainers();
 
-jest.setTimeout(30000);
-
 /*beforeAll(async () => {
     console.log("BEFORE ALL")
     await container.start()
@@ -12,6 +10,7 @@ afterAll(async () => {
     console.log("AFTER ALL")
     await container.stop();
 })*/
+jest.setTimeout(30000);
 
 expect.extend({
   toContainObject(received, argument) {

packages/test-utils/src/testcontainers/index.ts

@@ -1 +1 @@
-export { default as setupContainers } from './setupContainers';
+export { default as setupContainers } from './testContainers';

packages/test-utils/src/testcontainers/testContainers.ts

@@ -0,0 +1,27 @@
+//import { GenericContainer } from 'testcontainers';
+
+export default class testContainers {
+  private static _instance?: testContainers;
+  private username = 'mdelgado';
+
+  constructor(private image: string = 'postgres:13') {
+    if (testContainers._instance) throw new Error('Use setupContainers.instance instead of new.');
+    testContainers._instance = this;
+  }
+
+  public static get instance(): testContainers {
+    return testContainers._instance ?? (testContainers._instance = new testContainers());
+  }
+
+  public async start(): Promise<void> {
+    console.log('1 START: ', testContainers._instance);
+    this.username = 'sarasa';
+    console.log('2 START: ', testContainers._instance);
+  }
+
+  public async stop(): Promise<void> {
+    console.log('1 STOP: ', testContainers._instance);
+    this.username = '';
+    console.log('2 STOP: ', testContainers._instance);
+  }
+}