/**
  * Method to test isNull().
  *
  * @param \Windwalker\Object\Object $object
  * @param bool                      $expect
  *
  * @return void
  *
  * @covers       \Windwalker\Object\Object::isNull
  * @dataProvider objectProvider
  */
 public function testIsNull(Object $object, $expect)
 {
     $this->assertSame($expect, $object->isNull());
 }