import { initEmojiMock, clearEmojiMock } from 'helpers/emoji';
import waitForPromises from 'helpers/wait_for_promises';
import { createMockClient } from 'helpers/mock_apollo_helper';
import installGlEmojiElement from '~/behaviors/gl_emoji';
import { EMOJI_VERSION } from '~/emoji';
import customEmojiQuery from '~/emoji/queries/custom_emoji.query.graphql';
import * as EmojiUnicodeSupport from '~/emoji/support';
let mockClient;
jest.mock('~/emoji/support');
jest.mock('~/lib/graphql', () => {
return () => mockClient;
});
describe('gl_emoji', () => {
const emojiData = {
grey_question: {
c: 'symbols',
e: '❔',
d: 'white question mark ornament',
u: '6.0',
},
bomb: {
c: 'objects',
e: '💣',
d: 'bomb',
u: '6.0',
},
};
beforeAll(() => {
jest.spyOn(EmojiUnicodeSupport, 'default').mockReturnValue(true);
installGlEmojiElement();
});
function markupToDomElement(markup) {
const div = document.createElement('div');
div.innerHTML = markup;
document.body.appendChild(div);
return div.firstElementChild;
}
afterEach(() => {
clearEmojiMock();
document.body.innerHTML = '';
});
describe('standard emoji', () => {
beforeEach(async () => {
await initEmojiMock(emojiData);
});
describe.each([
[
'bomb emoji just with name attribute',
'',
'💣',
`
`,
],
[
'bomb emoji with name attribute and unicode version',
'💣',
'💣',
``,
],
[
'bomb emoji with sprite fallback',
'',
'💣',
'💣',
],
[
'bomb emoji with image fallback',
'',
'💣',
'
',
],
[
'invalid emoji',
'',
'❔',
`
`,
],
[
'custom emoji with image fallback',
'',
'
',
'',
],
])('%s', (name, markup, withEmojiSupport, withoutEmojiSupport) => {
it(`renders correctly with emoji support`, async () => {
jest.spyOn(EmojiUnicodeSupport, 'default').mockReturnValue(true);
const glEmojiElement = markupToDomElement(markup);
await waitForPromises();
expect(glEmojiElement.outerHTML).toBe(withEmojiSupport);
});
it(`renders correctly without emoji support`, async () => {
jest.spyOn(EmojiUnicodeSupport, 'default').mockReturnValue(false);
const glEmojiElement = markupToDomElement(markup);
await waitForPromises();
expect(glEmojiElement.outerHTML).toBe(withoutEmojiSupport);
});
});
it('escapes gl-emoji name', async () => {
const glEmojiElement = markupToDomElement(
"abc",
);
await waitForPromises();
expect(glEmojiElement.outerHTML).toBe(
'
',
);
});
it('Adds sprite CSS if emojis are not supported', async () => {
const testPath = '/test-path.css';
jest.spyOn(EmojiUnicodeSupport, 'default').mockReturnValue(false);
window.gon.emoji_sprites_css_path = testPath;
expect(document.head.querySelector(`link[href="${testPath}"]`)).toBe(null);
expect(window.gon.emoji_sprites_css_added).toBe(undefined);
markupToDomElement(
'',
);
await waitForPromises();
expect(document.head.querySelector(`link[href="${testPath}"]`).outerHTML).toBe(
'',
);
expect(window.gon.emoji_sprites_css_added).toBe(true);
});
});
describe('custom emoji', () => {
beforeEach(async () => {
mockClient = createMockClient([
[
customEmojiQuery,
jest.fn().mockResolvedValue({
data: {
group: {
id: 1,
customEmoji: {
nodes: [{ id: 1, name: 'parrot', url: 'parrot.gif' }],
},
},
},
}),
],
]);
window.gon = { features: { customEmoji: true } };
document.body.dataset.group = 'test-group';
await initEmojiMock(emojiData);
});
afterEach(() => {
window.gon = {};
delete document.body.dataset.group;
});
it('renders custom emoji', async () => {
const glEmojiElement = markupToDomElement('');
await waitForPromises();
const img = glEmojiElement.querySelector('img');
expect(glEmojiElement.dataset.unicodeVersion).toBe('custom');
expect(img.getAttribute('src')).toBe('parrot.gif');
});
});
});