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65 lines
2.4 KiB
CoffeeScript
65 lines
2.4 KiB
CoffeeScript
babel = require '../src/babel'
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crypto = require 'crypto'
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grim = require 'grim'
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describe "Babel transpiler support", ->
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beforeEach ->
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jasmine.snapshotDeprecations()
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afterEach ->
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jasmine.restoreDeprecationsSnapshot()
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describe "::createBabelVersionAndOptionsDigest", ->
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it "returns a digest for the library version and specified options", ->
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defaultOptions =
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blacklist: [
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'useStrict'
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]
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experimental: true
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optional: [
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'asyncToGenerator'
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]
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reactCompat: true
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sourceMap: 'inline'
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version = '3.0.14'
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shasum = crypto.createHash('sha1')
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shasum.update('babel-core', 'utf8')
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shasum.update('\0', 'utf8')
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shasum.update(version, 'utf8')
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shasum.update('\0', 'utf8')
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shasum.update('{"blacklist": ["useStrict",],"experimental": true,"optional": ["asyncToGenerator",],"reactCompat": true,"sourceMap": "inline",}')
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expectedDigest = shasum.digest('hex')
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observedDigest = babel.createBabelVersionAndOptionsDigest(version, defaultOptions)
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expect(observedDigest).toEqual expectedDigest
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describe "when a .js file starts with 'use babel';", ->
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it "transpiles it using babel", ->
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transpiled = require('./fixtures/babel/babel-single-quotes.js')
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expect(transpiled(3)).toBe 4
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expect(grim.getDeprecationsLength()).toBe 0
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describe "when a .js file starts with 'use 6to5';", ->
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it "transpiles it using babel and adds a pragma deprecation", ->
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expect(grim.getDeprecationsLength()).toBe 0
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transpiled = require('./fixtures/babel/6to5-single-quotes.js')
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expect(transpiled(3)).toBe 4
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expect(grim.getDeprecationsLength()).toBe 1
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describe 'when a .js file starts with "use babel";', ->
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it "transpiles it using babel", ->
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transpiled = require('./fixtures/babel/babel-double-quotes.js')
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expect(transpiled(3)).toBe 4
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expect(grim.getDeprecationsLength()).toBe 0
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describe 'when a .js file starts with "use 6to5";', ->
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it "transpiles it using babel and adds a pragma deprecation", ->
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expect(grim.getDeprecationsLength()).toBe 0
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transpiled = require('./fixtures/babel/6to5-double-quotes.js')
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expect(transpiled(3)).toBe 4
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expect(grim.getDeprecationsLength()).toBe 1
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describe "when a .js file does not start with 'use 6to6';", ->
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it "does not transpile it using babel", ->
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expect(-> require('./fixtures/babel/invalid.js')).toThrow()
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