public function testDefaultConfig() {
		$expected = array(
			'persistent'    => true,
			'host'          => 'localhost',
			'login'         => 'root',
			'password'      => '',
			'database'      => null,
			'autoConnect'   => true,
			'init'          => true
		);
		$result = $this->db->testConfig();
		$this->assertEqual($expected, $result);
	}