graphbrainz/test/types/scalars.js

import test from 'ava'
import { Kind } from 'graphql/language'
import {
  Duration,
  Locale,
  MBID,
  ISWC,
  URLString
} from '../../src/types/scalars'

test('Locale scalar allows language code', t => {
  t.is(Locale.parseLiteral({ kind: Kind.STRING, value: 'en' }), 'en')
  t.is(Locale.parseLiteral({ kind: Kind.STRING, value: 'jp' }), 'jp')
  t.is(Locale.parseLiteral({ kind: Kind.STRING, value: 'es' }), 'es')
})

test('Locale scalar allows language and country code', t => {
  t.is(Locale.parseLiteral({ kind: Kind.STRING, value: 'en_US' }), 'en_US')
  t.is(Locale.parseLiteral({ kind: Kind.STRING, value: 'en_GB' }), 'en_GB')
  t.is(Locale.parseLiteral({ kind: Kind.STRING, value: 'fr_FR' }), 'fr_FR')
})

test('Locale scalar allows language, country, and encoding', t => {
  t.is(
    Locale.parseLiteral({ kind: Kind.STRING, value: 'en_US.UTF-8' }),
    'en_US.UTF-8'
  )
  t.is(
    Locale.parseLiteral({ kind: Kind.STRING, value: 'de_CH.utf8' }),
    'de_CH.utf8'
  )
  t.is(
    Locale.parseLiteral({ kind: Kind.STRING, value: 'zh_TW.Big5' }),
    'zh_TW.Big5'
  )
})

test('Locale scalar only accepts strings', t => {
  t.is(Locale.parseLiteral({ kind: Kind.INT, value: 5 }), null)
  t.is(Locale.parseLiteral({ kind: Kind.ENUM, value: 'xx' }), null)
})

test('Locale scalar rejects malformed locales', t => {
  t.throws(
    () => Locale.parseLiteral({ kind: Kind.STRING, value: 'en_' }),
    TypeError
  )
  t.throws(
    () => Locale.parseLiteral({ kind: Kind.STRING, value: 'en_USA' }),
    TypeError
  )
  t.throws(
    () => Locale.parseLiteral({ kind: Kind.STRING, value: 'EN' }),
    TypeError
  )
  t.throws(
    () => Locale.parseLiteral({ kind: Kind.STRING, value: 'en_us' }),
    TypeError
  )
  t.throws(
    () => Locale.parseLiteral({ kind: Kind.STRING, value: 'en-US' }),
    TypeError
  )
  t.throws(
    () => Locale.parseLiteral({ kind: Kind.STRING, value: 'en_US_foo' }),
    TypeError
  )
  t.throws(
    () => Locale.parseLiteral({ kind: Kind.STRING, value: 'en_US-utf8' }),
    TypeError
  )
  t.throws(
    () => Locale.parseLiteral({ kind: Kind.STRING, value: '12_US' }),
    TypeError
  )
  t.throws(
    () => Locale.parseLiteral({ kind: Kind.STRING, value: 'en_US.' }),
    TypeError
  )
  t.throws(
    () => Locale.parseLiteral({ kind: Kind.STRING, value: 'en_US.utf!' }),
    TypeError
  )
})

test('Duration scalar must be a positive integer', t => {
  t.is(Duration.parseLiteral({ kind: Kind.INT, value: 0 }), 0)
  t.is(Duration.parseLiteral({ kind: Kind.INT, value: 1 }), 1)
  t.is(Duration.parseLiteral({ kind: Kind.INT, value: 3000 }), 3000)
  t.is(Duration.parseLiteral({ kind: Kind.STRING, value: '1000' }), null)
  t.throws(
    () => Duration.parseLiteral({ kind: Kind.INT, value: -1 }),
    TypeError
  )
  t.throws(
    () => Duration.parseLiteral({ kind: Kind.INT, value: -1000 }),
    TypeError
  )
  t.is(Duration.parseValue(0), 0)
  t.is(Duration.parseValue(1), 1)
  t.is(Duration.parseValue(3000), 3000)
  t.throws(() => Duration.parseValue(-1), TypeError)
  t.throws(() => Duration.parseValue(-1000), TypeError)
})

test('URLString scalar must be a valid URL', t => {
  t.is(URLString.parseLiteral({ kind: Kind.INT, value: 1000 }), null)
  t.is(
    URLString.parseLiteral({
      kind: Kind.STRING,
      value: 'http://www.google.com'
    }),
    'http://www.google.com'
  )
  t.throws(
    () => URLString.parseLiteral({ kind: Kind.STRING, value: 'foo:bar' }),
    TypeError
  )
  t.throws(
    () => URLString.parseLiteral({ kind: Kind.STRING, value: 'foo:/bar' }),
    TypeError
  )
  t.throws(
    () => URLString.parseLiteral({ kind: Kind.STRING, value: 'foo://bar' }),
    TypeError
  )
  t.throws(
    () => URLString.parseLiteral({ kind: Kind.STRING, value: 'foo://bar.' }),
    TypeError
  )
})

test('ISWC scalar only accepts strings', t => {
  t.is(ISWC.parseLiteral({ kind: Kind.STRING, value: 'foo' }), 'foo')
  t.is(ISWC.parseLiteral({ kind: Kind.INT, value: 5 }), null)
  t.is(ISWC.parseLiteral({ kind: Kind.ENUM, value: 'xx' }), null)
})

test('ISWC scalar can be any string', t => {
  t.is(ISWC.parseValue('foo'), 'foo')
  t.is(ISWC.parseValue('123-456'), '123-456')
  t.is(ISWC.parseValue('!@#$%^&*'), '!@#$%^&*')
})

test('MBID scalar only accepts strings', t => {
  t.is(MBID.parseLiteral({ kind: Kind.INT, value: 12345 }), null)
  t.is(MBID.parseLiteral({ kind: Kind.ENUM, value: 'xx' }), null)
})

test('MBID scalar must be a valid UUID', t => {
  t.is(
    MBID.parseLiteral({
      kind: Kind.STRING,
      value: 'c8da2e40-bd28-4d4e-813a-bd2f51958ba8'
    }),
    'c8da2e40-bd28-4d4e-813a-bd2f51958ba8'
  )
  t.throws(
    () =>
      MBID.parseLiteral({
        kind: Kind.STRING,
        value: 'c8da2e40-bd28-4d4e-813a-bd2f51958bag'
      }),
    TypeError
  )
})