innomind-vita/jest.setup.js

InnoMind Vita - AI-Powered Industrial Software Platform

// jest-dom adds custom jest matchers for asserting on DOM nodes.
import '@testing-library/jest-dom';

// Mock window.matchMedia
Object.defineProperty(window, 'matchMedia', {
  writable: true,
  value: jest.fn().mockImplementation(query => ({
    matches: false,
    media: query,
    onchange: null,
    addListener: jest.fn(),
    removeListener: jest.fn(),
    addEventListener: jest.fn(),
    removeEventListener: jest.fn(),
    dispatchEvent: jest.fn(),
  })),
});

// Mock IntersectionObserver
class IntersectionObserver {
  constructor(callback, options) {
    this.callback = callback;
    this.options = options;
  }

  observe() {
    return null;
  }

  unobserve() {
    return null;
  }

  disconnect() {
    return null;
  }
}

Object.defineProperty(window, 'IntersectionObserver', {
  writable: true,
  configurable: true,
  value: IntersectionObserver,
});

// Mock ResizeObserver
class ResizeObserver {
  constructor(callback) {
    this.callback = callback;
  }

  observe() {
    return null;
  }

  unobserve() {
    return null;
  }

  disconnect() {
    return null;
  }
}

Object.defineProperty(window, 'ResizeObserver', {
  writable: true,
  configurable: true,
  value: ResizeObserver,
});