karma-ember-precompiler-brunch

.......

// Include to plugins list
plugins: [
  'karma-ember-precompiler-brunch'
],

// Create configuration
emberPrecompilerBrunchPreprocessor: {
  jqueryPath: 'path/to/jquery.js',
  handlebarsPath: 'path/to/handlebars.js'
  emberPath: 'path/to/ember.js',
},

// Use it! :)
preprocessors: {
  '**/*.hbs': 'ember-precompiler-brunch'
}