Creitive\Breadcrumbs\Breadcrumbs::getBreadcrumbsCssClasses PHP Method

    public function getBreadcrumbsCssClasses()
    {
        return $this->breadcrumbsCssClasses;
    }

 /**
  * @dataProvider cssClassesProvider
  */
 public function testCssClassesMethods($classes)
 {
     $b = new Breadcrumbs(array(), $classes);
     $this->assertCount(count($classes), $b->getBreadcrumbsCssClasses());
     $b->removeCssClasses($classes);
     $this->assertCount(0, $b->getBreadcrumbsCssClasses());
     $b->addCssClasses($classes);
     $this->assertCount(count($classes), $b->getBreadcrumbsCssClasses());
 }