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']); }