93 lines
2.4 KiB
JavaScript
93 lines
2.4 KiB
JavaScript
import JSZip from 'jszip';
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import SketchLoader from '~/blob/sketch';
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jest.mock('jszip');
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describe('Sketch viewer', () => {
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preloadFixtures('static/sketch_viewer.html');
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beforeEach(() => {
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loadFixtures('static/sketch_viewer.html');
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window.URL = {
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createObjectURL: jest.fn(() => 'http://foo/bar'),
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};
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});
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afterEach(() => {
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window.URL = {};
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});
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describe('with error message', () => {
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beforeEach(done => {
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jest.spyOn(SketchLoader.prototype, 'getZipFile').mockImplementation(
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() =>
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new Promise((resolve, reject) => {
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reject();
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done();
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}),
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);
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return new SketchLoader(document.getElementById('js-sketch-viewer'));
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});
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it('renders error message', () => {
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expect(document.querySelector('#js-sketch-viewer p')).not.toBeNull();
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expect(document.querySelector('#js-sketch-viewer p').textContent.trim()).toContain(
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'Cannot show preview.',
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);
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});
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it('removes the loading icon', () => {
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expect(document.querySelector('.js-loading-icon')).toBeNull();
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});
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});
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describe('success', () => {
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beforeEach(done => {
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const loadAsyncMock = {
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files: {
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'previews/preview.png': {
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async: jest.fn(),
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},
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},
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};
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loadAsyncMock.files['previews/preview.png'].async.mockImplementation(
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() =>
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new Promise(resolve => {
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resolve('foo');
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done();
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}),
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);
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jest.spyOn(SketchLoader.prototype, 'getZipFile').mockResolvedValue();
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jest.spyOn(JSZip, 'loadAsync').mockResolvedValue(loadAsyncMock);
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return new SketchLoader(document.getElementById('js-sketch-viewer'));
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});
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it('does not render error message', () => {
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expect(document.querySelector('#js-sketch-viewer p')).toBeNull();
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});
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it('removes the loading icon', () => {
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expect(document.querySelector('.js-loading-icon')).toBeNull();
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});
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it('renders preview img', () => {
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const img = document.querySelector('#js-sketch-viewer img');
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expect(img).not.toBeNull();
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expect(img.classList.contains('img-fluid')).toBeTruthy();
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});
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it('renders link to image', () => {
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const img = document.querySelector('#js-sketch-viewer img');
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const link = document.querySelector('#js-sketch-viewer a');
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expect(link.href).toBe(img.src);
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expect(link.target).toBe('_blank');
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});
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});
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});
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