@cainiaofe/cn-utils/lib/__tests__/events.test.js

菜鸟前端基础工具库

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var index_1 = require("../index");
test('events emit test', function () {
    var onTriggerMethod = jest.fn();
    index_1.events.on('test method 1', onTriggerMethod);
    index_1.events.emit('test method 1', 'a');
    expect(onTriggerMethod).toBeCalledTimes(1);
    expect(onTriggerMethod).toBeCalledWith('a');
});
test('events once test', function () {
    var onTriggerMethod = jest.fn();
    index_1.events.once('test method 2', onTriggerMethod);
    index_1.events.emit('test method 2', 'a');
    index_1.events.emit('test method 2', 'b');
    index_1.events.emit('test method 2', 'c');
    expect(onTriggerMethod).toBeCalledTimes(1);
    expect(onTriggerMethod).toBeCalledWith('a');
});