import { toContainGraph } from '../custom-matchers/toContainGraph'

import { toEqualGraph } from '../custom-matchers/toEqualGraph'

import { error, log, trace, warn } from '../../src/debug'

import 'isomorphic-fetch'

import { TextEncoder, TextDecoder } from 'util'

// https://stackoverflow.com/questions/52612122/how-to-use-jest-to-test-functions-using-crypto-or-window-mscrypto

// globalThis.crypto = require('crypto').webcrypto // with node >=16

const nodeCrypto = require('crypto')

global.crypto = {

getRandomValues: function (buffer) {

return nodeCrypto.randomFillSync(buffer)

}

}

global.TextEncoder = TextEncoder

global.TextDecoder = TextDecoder

// We don't want to output debug messages to console as part of the tests

jest.mock('../../src/debug')

export function silenceDebugMessages () {

;(log as any).mockImplementation(() => null)

;(warn as any).mockImplementation(() => null)

;(error as any).mockImplementation(() => null)

;(trace as any).mockImplementation(() => null)

}

// adding custom matchers

expect.extend({

toContainGraph,

toEqualGraph

})