babel-preset-es2017 6.x breaks test

[yanghuabei]

generator-es2017-npm-module: 1.0.4

$ npm test --loglevel verbose
npm info it worked if it ends with ok
npm verb cli [ '/usr/local/bin/node',
npm verb cli   '/usr/local/bin/npm',
npm verb cli   'test',
npm verb cli   '--loglevel',
npm verb cli   'verbose' ]
npm info using npm@3.10.3
npm info using node@v6.7.0
npm verb run-script [ 'pretest', 'test', 'posttest' ]
npm info lifecycle mocha-dsl@0.1.0~pretest: mocha-dsl@0.1.0
npm info lifecycle mocha-dsl@0.1.0~test: mocha-dsl@0.1.0

> mocha-dsl@0.1.0 test /Users/kristianmandrup/repos/aurelia-projs/ai/mocha-dsl
> babel-node ./node_modules/.bin/isparta cover _mocha

npm verb lifecycle mocha-dsl@0.1.0~test: unsafe-perm in lifecycle true
npm verb lifecycle mocha-dsl@0.1.0~test: PATH: /usr/local/lib/node_modules/npm/bin/node-gyp-bin:/Users/kristianmandrup/repos/aurelia-projs/ai/mocha-dsl/node_modules/.bin:/usr/local/bin:/Users/kristianmandrup/anaconda/bin:/Users/kristianmandrup/Dropbox/Fuse-0.11/Contents/Linux:/Users/kristianmandrup/Dropbox/Fuse-0.11/Contents:/Users/kristianmandrup/Dropbox/Fuse-0.11/Contents/Mono/bin:/Users/kristianmandrup/Dropbox/Fuse-0.11/Contents/MonoBundle://anaconda/bin:/usr/local/bin:/Users/kristianmandrup/scala-2.11.7/bin:/Users/kristianmandrup/purescript:/Users/kristianmandrup/psc-ide:/Applications/xiki-master/bin:/usr/local/opt/android-sdk/tools:/Users/kristianmandrup/.rvm/gems/ruby-2.3.0/bin:/Users/kristianmandrup/.rvm/gems/ruby-2.3.0@global/bin:/Users/kristianmandrup/.rvm/rubies/ruby-2.3.0/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/share/npm/bin:/opt/X11/bin:/usr/local/git/bin:/usr/local/go/bin:/usr/local/MacGPG2/bin:/Users/kristianmandrup/.rvm/bin:/Users/kristianmandrup/npm/bin
npm verb lifecycle mocha-dsl@0.1.0~test: CWD: /Users/kristianmandrup/repos/aurelia-projs/ai/mocha-dsl
npm info lifecycle mocha-dsl@0.1.0~test: Failed to exec test script
npm ERR! Test failed.  See above for more details.
npm verb exit [ 1, true ]