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cb0642564c
 --------- Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>
96 lines
2.7 KiB
JavaScript
96 lines
2.7 KiB
JavaScript
import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
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import { loadScript } from '../DOMHelpers';
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import { JSDOM } from 'jsdom';
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describe('loadScript', () => {
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let dom;
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let window;
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let document;
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beforeEach(() => {
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dom = new JSDOM('<!DOCTYPE html><html><head></head><body></body></html>', {
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url: 'http://localhost',
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});
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window = dom.window;
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document = window.document;
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global.document = document;
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});
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afterEach(() => {
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vi.restoreAllMocks();
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delete global.document;
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});
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it('should load a script successfully', async () => {
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const src = 'https://example.com/script.js';
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const loadPromise = loadScript(src, {});
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// Simulate successful script load
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setTimeout(() => {
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const script = document.querySelector(`script[src="${src}"]`);
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if (script) {
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script.dispatchEvent(new window.Event('load'));
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}
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}, 0);
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const script = await loadPromise;
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expect(script).toBeTruthy();
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expect(script.getAttribute('src')).toBe(src);
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expect(script.getAttribute('data-loaded')).toBe('true');
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});
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it('should not load a script if document is not available', async () => {
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delete global.document;
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const result = await loadScript('https://example.com/script.js', {});
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expect(result).toBe(false);
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});
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it('should use an existing script if already present', async () => {
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const src = 'https://example.com/existing-script.js';
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const existingScript = document.createElement('script');
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existingScript.src = src;
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existingScript.setAttribute('data-loaded', 'true');
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document.head.appendChild(existingScript);
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const script = await loadScript(src, {});
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expect(script).toBe(existingScript);
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});
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it('should set custom attributes on the script element', async () => {
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const src = 'https://example.com/custom-script.js';
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const options = {
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type: 'module',
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async: false,
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defer: true,
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crossOrigin: 'anonymous',
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noModule: true,
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referrerPolicy: 'origin',
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id: 'custom-script',
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attrs: { 'data-custom': 'value' },
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};
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const loadPromise = loadScript(src, options);
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// Simulate successful script load
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setTimeout(() => {
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const script = document.querySelector(`script[src="${src}"]`);
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if (script) {
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script.dispatchEvent(new window.Event('load'));
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}
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}, 0);
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const script = await loadPromise;
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expect(script.type).toBe('module');
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expect(script.async).toBe(false);
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expect(script.defer).toBe(true);
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expect(script.crossOrigin).toBe('anonymous');
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expect(script.noModule).toBe(true);
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expect(script.referrerPolicy).toBe('origin');
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expect(script.id).toBe('custom-script');
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expect(script.getAttribute('data-custom')).toBe('value');
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});
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});
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