The problem is caused by the announcement files. Since you are loading **/*.js, your subsequent inclusion of bower components is not necessary (it is already loaded with the first call).
, , . , karma.conf.js:
files: [
'assets/bower_components/jquery/dist/jquery.js',
'assets/bower_components/angular/angular.js',
'assets/bower_components/angular-resource/angular-resource.js',
'assets/bower_components/ng-table/ng-table.js',
'assets/javascripts/**/!(*.spec).js',
'test/js/lib/angular/angular-mocks.js',
'assets/javascripts/angular/**/*.html',
'assets/javascripts/**/*.spec.js',
'test/js/unit**/*.js'
],
. JS, Angular mocking library. , , .
!(*.spec).js, (, ) .