public function testSetGetBulletFont()
{
$object = new Bullet();
$this->assertInstanceOf('PhpOffice\\PhpPresentation\\Style\\Bullet', $object->setBulletFont());
$this->assertEquals('Calibri', $object->getBulletFont());
$this->assertInstanceOf('PhpOffice\\PhpPresentation\\Style\\Bullet', $object->setBulletFont(''));
$this->assertEquals('Calibri', $object->getBulletFont());
$this->assertInstanceOf('PhpOffice\\PhpPresentation\\Style\\Bullet', $object->setBulletFont('Arial'));
$this->assertEquals('Arial', $object->getBulletFont());
}