MariaZ
50 lines
1.3 KiB
JavaScript
50 lines
1.3 KiB
JavaScript
import React from 'react'
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import { render } from '@testing-library/react-native'
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import Stats from '../../components/stats'
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jest.mock('../../components/common/AppHelp', () => 'AppHelp')
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jest.mock('../../components/common/StatsOverview', () => 'StatsOverview')
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jest.mock('../../components/common/StatsTable', () => 'StatsTable')
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jest.mock('../../assets/cycle-icon.png', () => 'image')
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const mockGetAllCycleLengths = jest
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.fn()
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.mockImplementationOnce(() => [])
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.mockImplementationOnce(() => [30, 31, 30])
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.mockImplementationOnce(() => null)
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.mockImplementationOnce(() => undefined)
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jest.mock('../../lib/cycle', () => ({
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__esModule: true,
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default: () => ({
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getAllCycleLengths: mockGetAllCycleLengths,
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}),
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}))
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describe('Stats screen', () => {
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test('when provided no data, renders no_data text', async () => {
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const { toJSON } = render(<Stats />)
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expect(toJSON()).toMatchSnapshot()
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})
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test('when provided data, renders stats', async () => {
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const { toJSON } = render(<Stats />)
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expect(toJSON()).toMatchSnapshot()
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})
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test('when provided null, renders no_data text', async () => {
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const { toJSON } = render(<Stats />)
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expect(toJSON()).toMatchSnapshot()
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})
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test('when provided undefined, renders no_data text', async () => {
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const { toJSON } = render(<Stats />)
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expect(toJSON()).toMatchSnapshot()
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})
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})
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