public function testMultipleEnvironmentsInOrder()
 {
     $this->conf->setDirectory(__DIR__);
     $this->conf->setEnvironments('one', 'two', 'three', 'ignored');
     $this->assertEquals(1, $this->conf->get('configuration7:settings:base'));
     $this->assertEquals(1, $this->conf->get('configuration7:settings:one'));
     $this->assertEquals(1, $this->conf->get('configuration7:settings:two'));
     $this->assertEquals(1, $this->conf->get('configuration7:settings:three'));
 }