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126 lines
3.2 KiB
JavaScript
126 lines
3.2 KiB
JavaScript
import { expect } from 'chai'
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import {
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fireEvent,
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screen,
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waitForElementToBeRemoved,
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} from '@testing-library/react'
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import fetchMock from 'fetch-mock'
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import ChatPane from '../../../../../frontend/js/features/chat/components/chat-pane'
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import {
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renderWithChatContext,
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cleanUpContext,
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} from '../../../helpers/render-with-context'
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import { stubMathJax, tearDownMathJaxStubs } from './stubs'
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import sinon from 'sinon'
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describe('<ChatPane />', function () {
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beforeEach(function () {
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this.clock = sinon.useFakeTimers({
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toFake: ['setTimeout', 'clearTimeout', 'setInterval', 'clearInterval'],
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})
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})
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afterEach(function () {
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this.clock.runAll()
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this.clock.restore()
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fetchMock.reset()
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})
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const user = {
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id: 'fake_user',
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first_name: 'fake_user_first_name',
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email: 'fake@example.com',
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}
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const testMessages = [
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{
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id: 'msg_1',
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content: 'a message',
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user,
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timestamp: new Date().getTime(),
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},
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{
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id: 'msg_2',
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content: 'another message',
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user,
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timestamp: new Date().getTime(),
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},
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]
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beforeEach(function () {
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fetchMock.reset()
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cleanUpContext()
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stubMathJax()
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})
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afterEach(function () {
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tearDownMathJaxStubs()
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})
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it('renders multiple messages', async function () {
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fetchMock.get(/messages/, testMessages)
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renderWithChatContext(<ChatPane />, { user })
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await screen.findByText('a message')
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await screen.findByText('another message')
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})
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it('provides error message with reload button on FetchError', async function () {
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fetchMock.get(/messages/, 500)
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renderWithChatContext(<ChatPane />, { user })
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// should have hit a FetchError and will prompt user to reconnect
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await screen.findByText('Try again')
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// bring chat back up
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fetchMock.reset()
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fetchMock.get(/messages/, [])
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const reconnectButton = screen.getByRole('button', {
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name: 'Try again',
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})
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expect(reconnectButton).to.exist
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// should now reconnect with placeholder message
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fireEvent.click(reconnectButton)
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await screen.findByText('Send your first message to your collaborators')
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})
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it('a loading spinner is rendered while the messages are loading, then disappears', async function () {
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fetchMock.get(/messages/, [], { delay: 1000 })
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renderWithChatContext(<ChatPane />, { user })
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this.clock.tick(600) // wait for spinner to be displayed
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await screen.findByText('Loading…')
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this.clock.tick(1000) // wait for response to be received
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await waitForElementToBeRemoved(() => screen.getByText('Loading…'))
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})
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describe('"send your first message" placeholder', function () {
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it('is rendered when there are no messages ', async function () {
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fetchMock.get(/messages/, [])
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renderWithChatContext(<ChatPane />, { user })
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await screen.findByText('Send your first message to your collaborators')
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})
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it('is not rendered when messages are displayed', function () {
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fetchMock.get(/messages/, testMessages)
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renderWithChatContext(<ChatPane />, { user })
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expect(
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screen.queryByText('Send your first message to your collaborators')
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).to.not.exist
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})
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})
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})
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