jestSetup.js

// Prevent jest test passing if Failed prop type error occures
const originalConsoleError = console.error;
console.error = message => {
  if (/(Failed prop type)/.test(message)) {
    throw new Error(message);
  }

  originalConsoleError(message);
};

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

jest.mock('react-router-dom', () => ({
  ...jest.requireActual('react-router-dom'),
  useLocation: jest.fn().mockImplementation(() => ({
    pathname: '/fi/',
  })),
}));