.yo-rc.json

{
  "generator-karma": {
    "base-path": "../",
    "frameworks": "jasmine",
    "browsers": "PhantomJS",
    "app-files": "app/scripts/**/*.js",
    "files-comments": "bower:js,endbower",
    "bower-components-path": "bower_components",
    "test-files": "test/mock/**/*.js,test/spec/**/*.js"
  }
}