cuid-cli/test.js at main · haroun/cuid-cli · GitHub

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import test from 'tape'
import execa from 'execa'

test('cuid output length', async assert => {
  const child = execa('./cli.js')
  child.stdin.end()
  const {stdout} = await child

  const message = 'slug should be more than 10 characters long'

  const actual = stdout.length
  const expected = 10

  assert.true(actual > expected, message)

  assert.end()
})

test('cuid output content', async assert => {
  const {stdout} = await execa('./cli.js', [4])

  const set = new Set(stdout.split('\n'))

  const message = 'cuid should contain unique values only'

  const actual = [...set].length
  const expected = 4

  assert.equal(actual, expected, message)

  assert.end()
})

test('cuid slug length', async assert => {
  const {stdout} = await execa('./cli.js', [1, '--slug'])

  const message = 'slug should be up to 10 characters long'

  const actual = stdout.length
  const expected = 10

  assert.true(actual <= expected, message)

  assert.end()
})

test('using stdin', async assert => {
  const {stdout} = await execa('./cli.js', [], {input: '1'})

  const set = new Set(stdout.split('\n'))

  const message = 'cuid should work with stdin and stdout should contain 1 entry'

  const actual = [...set].length
  const expected = 1

  assert.equal(actual, expected, message)

  assert.end()
})

test('using stdin slug', async assert => {
  const {stdout} = await execa('./cli.js', ['--slug'], {input: '1'})

  const message = 'cuid should work with stdin and stdout should contain a slug entry'

  const actual = stdout.length
  const expected = 10

  assert.true(actual <= expected, message)

  assert.end()
})