39 lines
1.2 KiB
TypeScript
39 lines
1.2 KiB
TypeScript
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import * as matchers from 'jest-extended'
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expect.extend(matchers)
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import { mocked } from '../../src/test-utils/mocked'
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import Cache from './cache'
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import getRequest from './getRequest'
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jest.mock('./cache', () => ({
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match: jest.fn(),
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put: jest.fn(),
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}))
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test('should call Cache.match before calling getData when request is not cached', async () => {
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const url = 'https://example.com'
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const getData = jest.fn().mockResolvedValueOnce({
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title: 'test',
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image: 'testImage',
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url: 'testUrl',
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})
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await getRequest(Promise.resolve(new Response()), url, getData)
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expect(Cache.match).toHaveBeenCalledWith(url)
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expect(getData).toHaveBeenCalled()
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expect(Cache.match).toHaveBeenCalledBefore(getData)
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expect(Cache.put).toHaveBeenCalledAfter(getData)
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})
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test('getData should not be called when request is cached', async () => {
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const url = 'https://example.com'
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mocked(Cache.match).mockResolvedValueOnce({
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title: 'test',
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image: 'testImage',
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url: 'testUrl',
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})
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const getData = jest.fn()
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await getRequest(Promise.resolve(new Response()), url, getData)
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expect(Cache.match).toHaveBeenCalledWith(url)
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expect(getData).not.toHaveBeenCalled()
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})
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