From 9db7dfc019d99106ca1116be859468f6793078ea Mon Sep 17 00:00:00 2001
From: d46 <daghangunay@gmail.com>
Date: Fri, 18 Oct 2024 14:20:00 +0200
Subject: [PATCH] fix(chore): Run tests serial && retry mechanism for
 application bootstrap

---
 e2e-common/vitest.config.mts        |  3 +++
 packages/testing/src/test-server.ts | 26 +++++++++++++++++++++++---
 2 files changed, 26 insertions(+), 3 deletions(-)

diff --git a/e2e-common/vitest.config.mts b/e2e-common/vitest.config.mts
index 25bdd44b5e..a8a0f4e308 100644
--- a/e2e-common/vitest.config.mts
+++ b/e2e-common/vitest.config.mts
@@ -10,6 +10,9 @@ export default defineConfig({
          * automatically fail for going over the 5 second default timeout.
          */
         testTimeout: process.env.E2E_DEBUG ? 1800 * 1000 : process.env.CI ? 30 * 1000 : 15 * 1000,
+        sequence: {
+            concurrent: false,
+        },
         // threads: false,
         // singleThread: true,
         // reporters: ['verbose'],
diff --git a/packages/testing/src/test-server.ts b/packages/testing/src/test-server.ts
index 963132b73b..82e01f4159 100644
--- a/packages/testing/src/test-server.ts
+++ b/packages/testing/src/test-server.ts
@@ -1,7 +1,7 @@
 import { INestApplication } from '@nestjs/common';
 import { NestFactory } from '@nestjs/core';
 import { DefaultLogger, JobQueueService, Logger, VendureConfig } from '@vendure/core';
-import { preBootstrapConfig, configureSessionCookies } from '@vendure/core/dist/bootstrap';
+import { configureSessionCookies, preBootstrapConfig } from '@vendure/core/dist/bootstrap';
 
 import { populateForTesting } from './data-population/populate-for-testing';
 import { getInitializerFor } from './initializers/initializers';
@@ -40,7 +40,28 @@ export class TestServer {
         } catch (e: any) {
             throw e;
         }
-        await this.bootstrap();
+        await this.initializeApp();
+    }
+
+    async initializeApp() {
+        const maxRetries = 50;
+        let attempt = 0;
+
+        while (attempt < maxRetries) {
+            try {
+                await this.bootstrap();
+                break;
+            } catch (error) {
+                attempt++;
+                if (attempt < maxRetries) {
+                    const backoffTime = Math.pow(2, attempt) * 10; // Exponential backoff
+                    await new Promise(resolve => setTimeout(resolve, backoffTime));
+                } else {
+                    console.error(error);
+                    break;
+                }
+            }
+        }
     }
 
     /**
@@ -132,7 +153,6 @@ export class TestServer {
             DefaultLogger.restoreOriginalLogLevel();
             return app;
         } catch (e: any) {
-            console.log(e);
             throw e;
         }
     }