142 lines
4.6 KiB
TypeScript

import { describe, it, expect, jest, beforeEach, afterEach } from '@jest/globals';
import { OpenViduMeet } from '../../src/components/OpenViduMeet';
import '../../src/index';
import { WebComponentCommand } from '../../src/models/command.model';
import { WEBCOMPONENT_ROOM_URL } from '../config';
describe('OpenViduMeet Event Handling', () => {
let component: OpenViduMeet;
beforeEach(() => {
component = document.createElement('openvidu-meet') as OpenViduMeet;
document.body.appendChild(component);
});
afterEach(() => {
document.body.removeChild(component);
jest.restoreAllMocks();
document.body.innerHTML = '';
});
it('should be created correctly', () => {
expect(component).toBeDefined();
expect(component.shadowRoot).not.toBeNull();
});
it('should remove message event listener on disconnection', () => {
const removeEventListenerSpy = jest.spyOn(window, 'removeEventListener');
// Call disconnectedCallback
(component as any).disconnectedCallback();
expect(removeEventListenerSpy).toHaveBeenCalledWith('message', expect.any(Function));
});
it('should call sendMessage only once when iframe loads', () => {
const sendMessageSpy = jest.spyOn(component['commandsManager'], 'sendMessage');
const iframe = component.shadowRoot?.querySelector('iframe');
expect(iframe).not.toBeNull();
// Emulate iframe load event
iframe?.dispatchEvent(new Event('load'));
expect(sendMessageSpy).toHaveBeenCalledTimes(1);
expect(sendMessageSpy).toHaveBeenCalledWith({
command: WebComponentCommand.INITIALIZE,
payload: { domain: window.location.origin }
});
// Dispatch load event again to check if sendMessage is not called again
iframe?.dispatchEvent(new Event('load'));
// Check if sendMessage was not called again
expect(sendMessageSpy).toHaveBeenCalledTimes(1);
});
it('should dispatch custom events when receiving messages', () => {
// Create a spy for dispatchEvent
const dispatchEventSpy = jest.spyOn(component, 'dispatchEvent');
// Mock a message event
const messageEvent = new MessageEvent('message', {
data: {
event: 'test-event',
payload: { foo: 'bar' }
}
});
// Manually call the handler
(component as any).eventsManager.handleMessage(messageEvent);
// Check if custom event was dispatched
expect(dispatchEventSpy).toHaveBeenCalled();
expect(dispatchEventSpy.mock.calls[0][0].type).toBe('test-event');
expect(dispatchEventSpy.mock.calls[0][0].bubbles).toBe(true);
expect(dispatchEventSpy.mock.calls[0][0].composed).toBe(true);
expect((dispatchEventSpy.mock.calls[0][0]as any).detail).toBeInstanceOf(Object);
expect((dispatchEventSpy.mock.calls[0][0]as any).detail).toHaveProperty('foo');
expect((dispatchEventSpy.mock.calls[0][0]as any).detail.foo).toBe('bar');
});
it('should clean up resources when removed from DOM', () => {
// Set up spies
const clearTimeoutSpy = jest.spyOn(window, 'clearTimeout');
const eventsCleanupSpy = jest.spyOn(component['eventsManager'], 'cleanup');
// Set a load timeout
(component as any).loadTimeout = setTimeout(() => {}, 1000);
// Remove from DOM
(component as any).disconnectedCallback();
// Check if cleanup was called
expect(clearTimeoutSpy).toHaveBeenCalled();
expect(eventsCleanupSpy).toHaveBeenCalled();
});
it('should re-render when showing error state', () => {
document.body.appendChild(component);
// Get initial render state
const initialIframe = component.shadowRoot?.querySelector('iframe');
expect(initialIframe).not.toBeNull();
// Simulate showing an error
(component as any).showErrorState('Test error');
// Check if DOM was re-rendered with error
const iframe = component.shadowRoot?.querySelector('iframe');
expect(iframe).toBeNull();
const errorContainer = component.shadowRoot?.querySelector('.error-container');
expect(errorContainer).not.toBeNull();
expect(errorContainer?.querySelector('.error-message')?.textContent).toBe('Test error');
});
it('should properly update iframe src with query parameters', () => {
document.body.appendChild(component);
// Set attributes
component.setAttribute('room-url', WEBCOMPONENT_ROOM_URL);
component.setAttribute('user', 'testUser');
component.setAttribute('role', 'publisher');
component.setAttribute('token', 'test-token');
// Trigger update
(component as any).updateIframeSrc();
// Check iframe src
const iframe = component.shadowRoot?.querySelector('iframe');
const src = iframe?.src;
expect(src).toContain(WEBCOMPONENT_ROOM_URL);
expect(src).toContain('user=testUser');
expect(src).toContain('role=publisher');
expect(src).toContain('token=test-token');
});
});