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import { base64ToBuffer } from '../Base64ToArrayBuffer'

import { TextDecoder } from 'util'

describe('Base64ToArrayBuffer', () => {

it('should decode "SGVsbG8sIHdvcmxkIQ==" as "Hello, world!"', () => {

const testBase64String = 'SGVsbG8sIHdvcmxkIQ=='

const buffer = base64ToBuffer(testBase64String)

const decoder = new TextDecoder()

const helloWorldString = decoder.decode(buffer)

expect(helloWorldString).toBe('Hello, world!')

})

it('should decode base64 "Nxex6kQaWg==" as binary buffer [55,23,177,234,68,26,90]', () => {

const testBase64String = 'Nxex6kQaWg=='

const buffer = base64ToBuffer(testBase64String)

const array = [...new Uint8Array(buffer)]

expect(array).toEqual([55, 23, 177, 234, 68, 26, 90])

})

it('should decode base64 "AAECAwQFBgcICQ==" as binary buffer [0,1,2,3,4,5,6,7,8,9]', () => {

const testBase64String = 'AAECAwQFBgcICQ=='

const buffer = base64ToBuffer(testBase64String)

const array = [...new Uint8Array(buffer)]

expect(array).toEqual([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])

})

})