node-resque/__tests__/core/connectionError.ts

an opinionated implementation of resque in node

import { Connection } from "../../src";
import specHelper from "../utils/specHelper";

describe("connection error", () => {
  test(
    "can provide an error if connection failed",
    async () => {
      await new Promise(async (resolve) => {
        const connectionDetails = {
          pkg: specHelper.connectionDetails.pkg,
          host: "wronghostname",
          password: specHelper.connectionDetails.password,
          port: specHelper.connectionDetails.port,
          database: specHelper.connectionDetails.database,
          namespace: specHelper.connectionDetails.namespace,
          options: { maxRetriesPerRequest: 1 },
        };

        const brokenConnection = new Connection(connectionDetails);

        brokenConnection.on("error", async (error) => {
          expect(error.message).toMatch(
            /ENOTFOUND|ETIMEDOUT|ECONNREFUSED|EAI_AGAIN/,
          );
        });

        try {
          await brokenConnection.connect();
        } catch (error) {
          setTimeout(resolve, 3 * 1000);
        }
      });
    },
    60 * 1000,
  );
});