command-line-args/test/type-number.js

'use strict'
const TestRunner = require('test-runner')
const commandLineArgs = require('../')
const a = require('assert')

const runner = new TestRunner()

runner.test('type-number: different values', function () {
  const optionDefinitions = [
    { name: 'one', type: Number }
  ]
  a.deepStrictEqual(
    commandLineArgs(optionDefinitions, { argv: [ '--one', '1' ] }),
    { one: 1 }
  )
  a.deepStrictEqual(
    commandLineArgs(optionDefinitions, { argv: [ '--one' ] }),
    { one: null }
  )
  a.deepStrictEqual(
    commandLineArgs(optionDefinitions, { argv: [ '--one', '-1' ] }),
    { one: -1 }
  )
  const result = commandLineArgs(optionDefinitions, { argv: [ '--one', 'asdf' ] })
  a.ok(isNaN(result.one))
})

runner.test('number multiple: 1', function () {
  const optionDefinitions = [
    { name: 'array', type: Number, multiple: true }
  ]
  const argv = [ '--array', '1', '2', '3' ]
  const result = commandLineArgs(optionDefinitions, { argv })
  a.deepStrictEqual(result, {
    array: [ 1, 2, 3 ]
  })
  a.notDeepStrictEqual(result, {
    array: [ '1', '2', '3' ]
  })
})

runner.test('number multiple: 2', function () {
  const optionDefinitions = [
    { name: 'array', type: Number, multiple: true }
  ]
  const argv = [ '--array', '1', '--array', '2', '--array', '3' ]
  const result = commandLineArgs(optionDefinitions, { argv })
  a.deepStrictEqual(result, {
    array: [ 1, 2, 3 ]
  })
  a.notDeepStrictEqual(result, {
    array: [ '1', '2', '3' ]
  })
})