Overleaf/services/web/test/frontend/features/editor-left-menu/components/settings/settings-document.test.tsx

import { screen, within } from '@testing-library/dom'
import { expect } from 'chai'
import sinon from 'sinon'
import fetchMock from 'fetch-mock'
import SettingsDocument from '../../../../../../frontend/js/features/editor-left-menu/components/settings/settings-document'
import * as isValidTeXFileModule from '../../../../../../frontend/js/main/is-valid-tex-file'
import { renderWithEditorContext } from '../../../../helpers/render-with-context'
import type { MainDocument } from '../../../../../../types/project-settings'

describe('<SettingsDocument />', function () {
  let isValidTeXFileStub: sinon.SinonStub
  const docs: MainDocument[] = [
    {
      path: 'main.tex',
      doc: {
        name: 'main.tex',
        id: '123abc',
        type: 'doc',
        selected: false,
      } as MainDocument['doc'],
    },
  ]

  beforeEach(function () {
    isValidTeXFileStub = sinon
      .stub(isValidTeXFileModule, 'default')
      .returns(true)
  })

  afterEach(function () {
    fetchMock.reset()
    isValidTeXFileStub.restore()
  })

  it('shows correct menu', async function () {
    renderWithEditorContext(<SettingsDocument />, {
      scope: {
        docs,
      },
    })

    const select = screen.getByLabelText('Main document')

    const optionOn = within(select).getByText('main.tex')
    expect(optionOn.getAttribute('value')).to.equal('123abc')
  })
})