chore: api retry logic for tests

.gitignore

@@ -18,6 +18,11 @@ cypress/videos/
 cypress/screenshots/
 tests/e2e/reports/
 **/tests/e2e/artifacts/
+**/playbook/artifacts-zk/
+**/playbook/artifacts/
+**/playbook/buffer/
+**/playbook/cache-zk/
+**/playbook/cache/
 
 # Logs
 logs

packages/integration-tests/src/config.ts

@@ -1,6 +1,7 @@
 import { Wallets } from "./entities";
 
 export const localConfig = {
+  debugAPIwrapper: false,
   gasLimit: { gasLimit: 10000000 },
   l2GasLimit: 10000000,
   L1Network: "http://localhost:8545",
@@ -11,6 +12,8 @@ export const localConfig = {
   extendedPause: 20 * 1000,
   standardPause: 5 * 1000,
   minimalPause: 1 * 1000,
+  maxAPIretries: 10,
+  intervalAPIretries: 0.5 * 1000,
 };
 
 export const environment = {

packages/integration-tests/src/helper.ts

@@ -1,7 +1,9 @@
 import { execSync } from "child_process";
 import { promises as fs } from "fs";
 import * as path from "path";
+import * as request from "supertest";
 
+import { environment, localConfig } from "./config";
 import { Logger } from "./entities";
 
 export class Helper {
@@ -35,4 +37,30 @@ export class Helper {
       console.log(`There is no the expected file: ${fileName}`);
     }
   }
+
+  async delay(ms: number) {
+    return new Promise((resolve) => setTimeout(resolve, ms));
+  }
+
+  async performGETrequest(apiRoute: string) {
+    return request(environment.blockExplorerAPI).get(apiRoute);
+  }
+
+  async retryAPIrequest(apiRoute, unsucceededResponse = false) {
+    for (let i = 0; i < localConfig.maxAPIretries; i++) {
+      try {
+        const response = await this.performGETrequest(apiRoute);
+
+        if (response.status === 200 || unsucceededResponse) {
+          return response;
+        }
+      } catch (e) {
+        if (localConfig.debugAPIwrapper) {
+          console.error(e);
+        }
+      }
+      await this.delay(localConfig.intervalAPIretries);
+    }
+    throw new Error(`There is error after the request ${localConfig.maxAPIretries} retries`);
+  }
 }