Anjing Webshells

Website : rimsha.abasa.com
: / var / canvas / node_modules / @canvas / help-dialog / react / __tests__ /
Filename : loginHelp.test.tsx
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// Copyright (C) 2020 - present Instructure, Inc.
//
// This file is part of Canvas.
//
// Canvas is free software: you can redistribute it and/or modify it under
// the terms of the GNU Affero General Public License as published by the Free
// Software Foundation, version 3 of the License.
//
// Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
// A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
// details.
//
// You should have received a copy of the GNU Affero General Public License along
// with this program. If not, see <http://www.gnu.org/licenses/>.

import React from 'react'
import {cleanup, render, screen, waitFor} from '@testing-library/react'
import userEvent from '@testing-library/user-event'
import {QueryProvider} from '@canvas/query'
import LoginHelp, {renderLoginHelp} from '../loginHelp'

jest.mock('@canvas/do-fetch-api-effect', () => ({
  __esModule: true,
  default: jest.fn(() =>
    Promise.resolve({
      json: [{}],
      link: null,
    })
  ),
}))

describe('LoginHelp Component and Helpers', () => {
  beforeEach(() => {
    jest.clearAllMocks()
  })

  describe('LoginHelp Component', () => {
    it('renders the link text correctly', () => {
      render(
        <QueryProvider>
          <LoginHelp linkText="Help" />
        </QueryProvider>
      )
      expect(screen.getByText('Help')).toBeInTheDocument()
    })

    it('opens and closes the modal correctly', async () => {
      render(
        <QueryProvider>
          <LoginHelp linkText="Help" />
        </QueryProvider>
      )
      userEvent.click(screen.getByText('Help'))
      expect(screen.getByText('Login Help for Canvas LMS')).toBeInTheDocument()
      await userEvent.click(screen.getByTestId('login-help-close-button'))
      await waitFor(() => {
        expect(screen.queryByText('Login Help for Canvas LMS')).not.toBeInTheDocument()
      })
    })
  })

  describe('renderLoginHelp()', () => {
    beforeEach(() => {
      document.body.innerHTML = ''
    })

    afterEach(() => {
      document.body.innerHTML = ''
      cleanup()
    })

    it('renders modal with link text for simple anchor tag', async () => {
      const anchorElement = document.createElement('a')
      anchorElement.href = '#'
      anchorElement.textContent = 'Help'
      document.body.appendChild(anchorElement)
      renderLoginHelp(anchorElement)
      userEvent.click(screen.getByText('Help'))
      await waitFor(() => {
        expect(screen.getByText('Login Help for Canvas LMS')).toBeInTheDocument()
      })
    })

    it('renders modal with link text for anchor tag with span child, including hidden span', async () => {
      const anchorElement = document.createElement('a')
      const spanElement = document.createElement('span')
      spanElement.textContent = 'Help'
      anchorElement.appendChild(spanElement)
      const extraSpanElement = document.createElement('span')
      extraSpanElement.textContent = 'Links to an external site.'
      extraSpanElement.style.display = 'none'
      anchorElement.appendChild(extraSpanElement)
      document.body.appendChild(anchorElement)
      // simulate clicking the span element and pass event.target to renderLoginHelp
      anchorElement.addEventListener('click', event => {
        expect((event.target as HTMLElement).textContent).toBe('Help')
        renderLoginHelp(anchorElement)
      })
      userEvent.click(spanElement)
      await waitFor(() => {
        expect(screen.getByText('Login Help for Canvas LMS')).toBeInTheDocument()
      })
    })

    it('throws an error if the provided element is neither an anchor element nor a direct child of an anchor element', () => {
      const divElement = document.createElement('div')
      document.body.appendChild(divElement)
      expect(() => renderLoginHelp(divElement)).toThrow(
        'Element must be an <a> element or a descendant of an <a> element'
      )
    })

    it('renders help link when the provided element is an anchor element', async () => {
      const anchorElement = document.createElement('a')
      anchorElement.textContent = 'Help'
      document.body.appendChild(anchorElement)
      renderLoginHelp(anchorElement)
      await waitFor(() => {
        expect(screen.getByText('Help')).toBeInTheDocument()
      })
    })

    it('renders help link when the provided element is a direct child of an anchor element', async () => {
      const anchorElement = document.createElement('a')
      const spanElement = document.createElement('span')
      spanElement.textContent = 'Help'
      anchorElement.appendChild(spanElement)
      document.body.appendChild(anchorElement)
      renderLoginHelp(anchorElement)
      await waitFor(() => {
        expect(screen.getByText('Help')).toBeInTheDocument()
      })
    })
  })
})