public function testHas()
{
$structure = new Structure();
$structure->merge(array('param1' => array('param2' => 'value2')));
$this->assertTrue($structure->has('param1'));
$this->assertTrue($structure->has('param1.param2'));
$this->assertFalse($structure->has('paramNONE'));
$this->assertFalse($structure->has('paramNONE.param2'));
}