@include test-module('Sassdash') {
  $negate: _negate(test-is-even);

  @include test('should create a function that negates the result of func') {
    @include assert-equal(_call($negate, null, 1), true);
  }

  @include test('should create a function that negates the result of func') {
    @include assert-equal(_call($negate, null, 2), false);
  }
}