pulsar/spec/6to5-spec.coffee
2015-02-02 13:29:20 -08:00

42 lines
1.5 KiB
CoffeeScript

to5 = require '../src/6to5'
crypto = require 'crypto'
describe "6to5 transpiler support", ->
describe "::create6to5VersionAndOptionsDigest", ->
it "returns a digest for the library version and specified options", ->
defaultOptions =
blacklist: [
'useStrict'
]
experimental: true
optional: [
'asyncToGenerator'
]
reactCompat: true
sourceMap: 'inline'
version = '3.0.14'
shasum = crypto.createHash('sha1')
shasum.update('6to5-core', 'utf8')
shasum.update('\0', 'utf8')
shasum.update(version, 'utf8')
shasum.update('\0', 'utf8')
shasum.update('{"blacklist": ["useStrict",],"experimental": true,"optional": ["asyncToGenerator",],"reactCompat": true,"sourceMap": "inline",}')
expectedDigest = shasum.digest('hex')
observedDigest = to5.create6to5VersionAndOptionsDigest(version, defaultOptions)
expect(observedDigest).toEqual expectedDigest
describe "when a .js file starts with 'use 6to5';", ->
it "transpiles it using 6to5", ->
transpiled = require('./fixtures/6to5/single-quotes.js')
expect(transpiled(3)).toBe 4
describe 'when a .js file starts with "use 6to5";', ->
it "transpiles it using 6to5", ->
transpiled = require('./fixtures/6to5/double-quotes.js')
expect(transpiled(3)).toBe 4
describe "when a .js file does not start with 'use 6to6';", ->
it "does not transpile it using 6to5", ->
expect(-> require('./fixtures/6to5/invalid.js')).toThrow()