15 lines
500 B
JavaScript
15 lines
500 B
JavaScript
// https://jestjs.io/docs/en/manual-mocks#mocking-methods-which-are-not-implemented-in-jsdom
|
|
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(),
|
|
})),
|
|
});
|