code-server/test/unit/browser/pages/login.test.ts

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import { JSDOM } from "jsdom"
import { LocationLike } from "../../common/util.test"
describe("login", () => {
describe("there is an element with id 'base'", () => {
beforeEach(() => {
const dom = new JSDOM()
global.document = dom.window.document
const location: LocationLike = {
pathname: "/healthz",
origin: "http://localhost:8080",
}
global.location = location as Location
})
afterEach(() => {
// Reset the global.document
global.document = undefined as any as Document
global.location = undefined as any as Location
})
it("should set the value to options.base", () => {
// Mock getElementById
const spy = jest.spyOn(document, "getElementById")
// Create a fake element and set the attribute
const mockElement = document.createElement("input")
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const expected = {
base: "./hello-world",
logLevel: 2,
disableTelemetry: false,
disableUpdateCheck: false,
}
mockElement.setAttribute("data-settings", JSON.stringify(expected))
document.body.appendChild(mockElement)
spy.mockImplementation(() => mockElement)
})
})
describe("there is not an element with id 'base'", () => {
let spy: jest.SpyInstance
beforeAll(() => {
// This is important because we're manually requiring the file
// If you don't call this before all tests
// the module registry from other tests may cause side effects.
jest.resetModuleRegistry()
})
beforeEach(() => {
const dom = new JSDOM()
global.document = dom.window.document
spy = jest.spyOn(document, "getElementById")
const location: LocationLike = {
pathname: "/healthz",
origin: "http://localhost:8080",
}
global.location = location as Location
})
afterEach(() => {
spy.mockClear()
jest.resetModules()
// Reset the global.document
global.document = undefined as any as Document
global.location = undefined as any as Location
})
afterAll(() => {
jest.restoreAllMocks()
})
})
})