import { RECAPTCHA_ONLOAD_CALLBACK_NAME, clearMemoizeCache, initRecaptchaScript, } from '~/captcha/init_recaptcha_script'; describe('initRecaptchaScript', () => { afterEach(() => { document.head.innerHTML = ''; clearMemoizeCache(); }); const getScriptOnload = () => window[RECAPTCHA_ONLOAD_CALLBACK_NAME]; const triggerScriptOnload = () => window[RECAPTCHA_ONLOAD_CALLBACK_NAME](); describe('when called', () => { let result; beforeEach(() => { result = initRecaptchaScript(); }); it('adds script to head', () => { expect(document.head).toMatchInlineSnapshot(`
`); }); it('is memoized', () => { expect(initRecaptchaScript()).toBe(result); expect(document.head.querySelectorAll('script').length).toBe(1); }); describe('when onload is triggered', () => { beforeEach(() => { window.grecaptcha = 'fake grecaptcha'; triggerScriptOnload(); }); afterEach(() => { window.grecaptcha = undefined; }); it('resolves promise with window.grecaptcha as argument', async () => { await expect(result).resolves.toBe(window.grecaptcha); }); it('sets window[RECAPTCHA_ONLOAD_CALLBACK_NAME] to undefined', () => { expect(getScriptOnload()).toBeUndefined(); }); }); }); });