all files / src/__tests__/ allow-blank.spec.js

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import assert from 'assert'
import { email, date, exclusion, format, inclusion, length, numericality, url } from '../index'
import getErrorId from './helper'
 
const BLANK_STRINGS = ['', ' ', ' \n \t ']
 
function test (func, value, params) {
  return getErrorId(func(params)(value)) || ''
}
 
describe('Validator option: allowBlank', function() {
  it('should be invalid when `value` is blank', function() {
    BLANK_STRINGS.forEach(function(blank) {
      assert.ok(test(email, blank).indexOf('form.errors') === 0)
      assert.ok(test(date, blank, { format: 'mm/dd/yyyy' }).indexOf('form.errors') === 0)
      assert.ok(test(exclusion, blank, { in: BLANK_STRINGS }).indexOf('form.errors') === 0)
      assert.ok(test(format, blank, { with: /^foo$/ }).indexOf('form.errors') === 0)
      assert.ok(test(inclusion, blank, { in: [] }).indexOf('form.errors') === 0)
      assert.ok(test(length, blank, { is: 300 }).indexOf('form.errors') === 0)
      assert.ok(test(numericality, blank).indexOf('form.errors') === 0)
      assert.ok(test(url, blank).indexOf('form.errors') === 0)
    })
  })
  it('should be invalid when `value` is blank with allowBlank: true', function() {
    BLANK_STRINGS.forEach(function(blank) {
      assert.ok(!test(email, blank, { allowBlank: true }))
      assert.ok(!test(date, blank, { format: 'mm/dd/yyyy', allowBlank: true }))
      assert.ok(!test(exclusion, blank, { in: BLANK_STRINGS, allowBlank: true }))
      assert.ok(!test(format, blank, { with: /^foo$/, allowBlank: true }))
      assert.ok(!test(inclusion, blank, { in: [], allowBlank: true }))
      assert.ok(!test(length, blank, { is: 300, allowBlank: true }))
      assert.ok(!test(numericality, blank, { allowBlank: true }))
      assert.ok(!test(url, blank, { allowBlank: true, allowBlank: true }))
    })
  })
})