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import SketchLoader from '~/blob/sketch';
import { loadHTMLFixture, resetHTMLFixture } from 'helpers/fixtures';
import waitForPromises from 'helpers/wait_for_promises';
describe('Sketch viewer', () => {
beforeEach(() => {
loadHTMLFixture('static/sketch_viewer.html');
});
afterEach(() => {
resetHTMLFixture();
});
describe('with error message', () => {
beforeEach(() => {
jest.spyOn(SketchLoader.prototype, 'getZipContents').mockImplementation(
() =>
new Promise((resolve, reject) => {
reject();
}),
);
return new SketchLoader(document.getElementById('js-sketch-viewer'));
});
it('renders error message', () => {
expect(document.querySelector('#js-sketch-viewer p')).not.toBeNull();
expect(document.querySelector('#js-sketch-viewer p').textContent.trim()).toContain(
'Cannot show preview.',
);
});
it('removes the loading icon', () => {
expect(document.querySelector('.js-loading-icon')).toBeNull();
});
});
describe('success', () => {
beforeEach(() => {
jest.spyOn(SketchLoader.prototype, 'getZipContents').mockResolvedValue({
files: {
'previews/preview.png': {
async: jest.fn().mockResolvedValue('foo'),
},
},
});
// eslint-disable-next-line no-new
new SketchLoader(document.getElementById('js-sketch-viewer'));
return waitForPromises();
});
it('does not render error message', () => {
expect(document.querySelector('#js-sketch-viewer p')).toBeNull();
});
it('removes the loading icon', () => {
expect(document.querySelector('.js-loading-icon')).toBeNull();
});
it('renders preview img', () => {
const img = document.querySelector('#js-sketch-viewer img');
expect(img).not.toBeNull();
expect(img.classList.contains('img-fluid')).toBe(true);
});
it('renders link to image', () => {
const img = document.querySelector('#js-sketch-viewer img');
const link = document.querySelector('#js-sketch-viewer a');
expect(link.href).toBe(img.src);
expect(link.target).toBe('_blank');
});
});
});
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