@yoroi/common/lib/module/queue/queue-task.test.js

The Common package of Yoroi SDK

"use strict";

import { queueTaskMaker } from './queue-task';
describe('queueTaskMaker', () => {
  beforeEach(() => {
    jest.resetAllMocks();
  });
  it('should enqueue and execute tasks in order', async () => {
    const queue = queueTaskMaker();
    const task1 = jest.fn().mockResolvedValue(undefined);
    const task2 = jest.fn().mockResolvedValue(undefined);
    const task3 = jest.fn().mockResolvedValue(undefined);
    queue.enqueue(task1);
    queue.enqueue(task2);
    queue.enqueue(task3);
    await new Promise(resolve => setTimeout(resolve, 100));
    expect(task1).toHaveBeenCalledTimes(1);
    expect(task2).toHaveBeenCalledTimes(1);
    expect(task3).toHaveBeenCalledTimes(1);
  });
  it('should destroy the queue and stop executing tasks', async () => {
    const queue = queueTaskMaker();
    const task1 = jest.fn().mockResolvedValue(undefined);
    const task2 = jest.fn().mockResolvedValue(undefined);
    queue.destroy();
    queue.enqueue(task1);
    queue.enqueue(task2);
    await new Promise(resolve => setTimeout(resolve, 100));
    expect(task1).not.toHaveBeenCalled();
    expect(task2).not.toHaveBeenCalled();
  });
  it('should continue on error', async () => {
    const queue = queueTaskMaker();
    const task1 = jest.fn().mockRejectedValue(new Error());
    const task2 = jest.fn().mockResolvedValue(undefined);
    queue.enqueue(task1);
    queue.enqueue(task2);
    await new Promise(resolve => setTimeout(resolve, 100));
    expect(task1).toHaveBeenCalledTimes(1);
    expect(task2).toHaveBeenCalledTimes(1);
  });
});
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