68 lines
1.6 KiB
TypeScript
68 lines
1.6 KiB
TypeScript
import { field, Level } from "@coder/logger"
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import { JSDOM } from "jsdom"
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describe("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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global.location = window.location
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const mockRegisterFn = jest.fn()
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const loggerModule = {
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field,
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level: Level.Info,
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logger: {
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debug: jest.fn(),
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error: jest.fn(),
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info: jest.fn(),
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trace: jest.fn(),
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warn: jest.fn(),
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},
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}
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beforeAll(() => {
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Object.defineProperty(global.navigator, "serviceWorker", {
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value: {
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register: mockRegisterFn,
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},
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})
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})
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beforeEach(() => {
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jest.mock("@coder/logger", () => loggerModule)
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})
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afterEach(() => {
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mockRegisterFn.mockClear()
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jest.resetModules()
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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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// Load service worker like you would in the browser
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require("../src/browser/register")
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// Load service worker like you would in the browser
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expect(mockRegisterFn).toHaveBeenCalled()
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expect(mockRegisterFn).toHaveBeenCalledTimes(1)
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})
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it("should log an error if something doesn't work", () => {
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const message = "Can't find browser"
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const error = new Error(message)
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mockRegisterFn.mockImplementation(() => {
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throw error
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})
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// Load service worker like you would in the browser
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require("../src/browser/register")
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expect(mockRegisterFn).toHaveBeenCalled()
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expect(loggerModule.logger.error).toHaveBeenCalled()
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})
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})
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