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test: add test for useMediaQuery #678

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test: add test for useMediaQuery #678

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30 changes: 30 additions & 0 deletions packages/usehooks-ts/src/useMediaQuery/useMediaQuery.test.ts
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Original file line number Diff line number Diff line change
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import { renderHook } from '@testing-library/react'

import { mockMatchMedia } from '../../tests/mocks'
import { useMediaQuery } from './useMediaQuery'

describe('useMediaQuery()', () => {
// TODO: currently don't know how to simulate hydration of hooks. @see https://github.com/testing-library/react-testing-library/issues/1120
it.skip('should return true during SSR when defaultValue is true', () => {
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Add ssr test case but there is an issue according to #302 (comment)

so i decied add skip and add todo tag

mockMatchMedia(false)
const { result } = renderHook(() =>
useMediaQuery('(max-width: 600px)', {
defaultValue: true,
initializeWithValue: false,
}),
)
expect(result.current).toBeTruthy()
})

it('should return true when matchMedia matches', () => {
mockMatchMedia(true)
const { result } = renderHook(() => useMediaQuery('(max-width: 600px)'))
expect(result.current).toBeTruthy()
})

it('should return false when matchMedia does not match', () => {
mockMatchMedia(false)
const { result } = renderHook(() => useMediaQuery('(max-width: 600px)'))
expect(result.current).toBeFalsy()
})
})