/**
* @todo Implement testGetOverwrite().
*/
public function testGetAndSetUpgrade()
{
$this->saveFactoryState();
$newDbo = $this->getMock('test');
JFactory::$database =& $newDbo;
$this->object = JInstaller::getInstance();
$this->object->setUpgrade(false);
$this->assertThat($this->object->getUpgrade(), $this->equalTo(false), 'Get or Set Upgrade failed');
$this->assertThat($this->object->setUpgrade(true), $this->equalTo(false), 'setUpgrade did not return the old value properly.');
$this->assertThat($this->object->getUpgrade(), $this->equalTo(true), 'getUpgrade did not return the expected value.');
$this->restoreFactoryState();
}