/**
* @covers Twig_Node_Expression_Filter::hasFilter
*/
public function testHasFilter()
{
$expr = new Twig_Node_Expression_Constant('foo', 0);
$filters = new Twig_Node(array(new Twig_Node_Expression_Constant('upper', 0), new Twig_Node()), array(), 0);
$node = new Twig_Node_Expression_Filter($expr, $filters, 0);
$this->assertTrue($node->hasFilter('upper'));
$this->assertFalse($node->hasFilter('lower'));
}
