public function testGetSetDate()
{
$expectedDate = time();
$object = new Comment();
$this->assertInternalType('int', $object->getDate());
$this->assertInstanceOf('PhpOffice\\PhpPresentation\\Shape\\Comment', $object->setDate($expectedDate));
$this->assertEquals($expectedDate, $object->getDate());
$this->assertInternalType('int', $object->getDate());
}