public function testRunMacro()
 {
     $nestable = new \Nestable\Services\NestableService();
     $nested = $nestable->make($this->categories);
     $nested->macro('test', function () {
         return 'Nestable';
     });
     $this->assertEquals('Nestable', $nested->test());
 }
 public function testIsValidForMultiple()
 {
     $nestable = new \Nestable\Services\NestableService();
     $nested = $nestable->make($this->categories);
     $this->assertTrue($nested->isValidForMultiple());
     $this->assertRegExp('/' . $this->_get_pattern('multiple') . '/', $nested->isValidForMultiple(true));
 }