public function testQPMerge()
{
$options = array('test1' => 'val1', 'test2' => 'val2');
$options2 = array('test1' => 'val3', 'test4' => 'val4');
QueryPathOptions::set($options);
QueryPathOptions::merge($options2);
$results = QueryPathOptions::get();
$this->assertTrue(QueryPathOptions::has('test4'));
$this->assertEquals('val3', $results['test1']);
}
