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Current File : /home/vacivi36/vittasync.vacivitta.com.br/vittasync/node/deps/npm/test/lib/utils/pulse-till-done.js

const t = require('tap')
const tmock = require('../../fixtures/tmock')

let pulseStarted = null

const pulseTillDone = tmock(t, '{LIB}/utils/pulse-till-done.js', {
  npmlog: {
    gauge: {
      pulse: () => {
        if (pulseStarted) {
          pulseStarted()
        }
      },
    },
  },
})

t.test('pulses (with promise)', async (t) => {
  t.teardown(() => {
    pulseStarted = null
  })

  let resolver
  const promise = new Promise(resolve => {
    resolver = resolve
  })

  const result = pulseTillDone.withPromise(promise)
  // wait until the gauge has fired at least once
  await new Promise(resolve => {
    pulseStarted = resolve
  })
  resolver('value')
  t.resolveMatch(result, 'value', 'returned the resolved promise')
})

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