Created
November 10, 2017 01:32
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Some mock objects for Angular projects using Jest testing framework
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| const mock = () => { | |
| let storage = {}; | |
| return { | |
| getItem: key => key in storage ? storage[key] : null, | |
| setItem: (key, value) => storage[key] = value || '', | |
| removeItem: key => delete storage[key], | |
| clear: () => storage = {}, | |
| }; | |
| }; | |
| Object.defineProperty(window, 'localStorage', {value: mock()}); | |
| Object.defineProperty(window, 'sessionStorage', {value: mock()}); | |
| Object.defineProperty(document, 'doctype', { | |
| value: '<!DOCTYPE html>' | |
| }); | |
| Object.defineProperty(window, 'getComputedStyle', { | |
| value: () => { | |
| return { | |
| display: 'none', | |
| appearance: ['-webkit-appearance'] | |
| }; | |
| } | |
| }); | |
| Object.defineProperty(window, 'CSS', {value: mock()}); | |
| Object.defineProperty(window, 'requestAnimationFrame', {value: () => {} }); |
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