72 lines
2.0 KiB
TypeScript
72 lines
2.0 KiB
TypeScript
import { JSDOM } from "jsdom"
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// Note: we need to import logger from the root
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// because this is the logger used in logError in ../src/common/util
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import { logger } from "../node_modules/@coder/logger"
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import { registerServiceWorker } from "../src/browser/register"
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const { window } = new JSDOM()
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global.window = (window as unknown) as Window & typeof globalThis
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global.document = window.document
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global.navigator = window.navigator
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describe("register", () => {
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describe("registerServiceWorker", () => {
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const spy = jest.fn()
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let loggerSpy: jest.SpyInstance
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beforeAll(() => {
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Object.defineProperty(global.navigator, "serviceWorker", {
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value: {
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register: () => {
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return "hello"
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},
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},
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})
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})
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beforeEach(() => {
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loggerSpy = jest.spyOn(logger, "error")
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})
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afterEach(() => {
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jest.resetAllMocks()
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})
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afterAll(() => {
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jest.restoreAllMocks()
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})
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it("should register a ServiceWorker", () => {
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global.navigator.serviceWorker.register = spy
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// call registerServiceWorker
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const path = "/hello"
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const mockOptions = {
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base: "",
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csStaticBase: "",
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logLevel: 0,
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}
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registerServiceWorker(navigator, path, mockOptions)
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// expect spy to have been called
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expect(spy).toHaveBeenCalled()
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expect(spy).toHaveBeenCalledTimes(1)
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})
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it("should log an error if something goes work", () => {
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const message = "Can't find browser"
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const path = "/hello"
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const mockOptions = {
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base: "",
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csStaticBase: "",
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logLevel: 0,
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}
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global.navigator.serviceWorker.register = () => {
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throw new Error(message)
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}
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registerServiceWorker(navigator, path, mockOptions)
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expect(loggerSpy).toHaveBeenCalled()
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expect(loggerSpy).toHaveBeenCalledTimes(1)
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expect(loggerSpy).toHaveBeenCalledWith(`[Service Worker] failed to register: ${message}`)
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})
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})
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})
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