public function testGetObjectLength()
 {
     $object = new GeneralizedTime();
     $expectedSize = 2 + 15;
     // Identifier + length + YYYYMMDDHHmmSSZ
     $this->assertEquals($expectedSize, $object->getObjectLength());
     // without specified daytime
     $object = new GeneralizedTime('2012-09-23');
     $this->assertEquals($expectedSize, $object->getObjectLength());
     // with fractional-seconds elements
     $object = new GeneralizedTime('2012-09-23 22:21:03.5435440');
     $this->assertEquals($expectedSize + 7, $object->getObjectLength());
 }