public function testSetGetBulletChar()
{
$object = new Bullet();
$this->assertInstanceOf('PhpOffice\\PhpPresentation\\Style\\Bullet', $object->setBulletChar());
$this->assertEquals('-', $object->getBulletChar());
$this->assertInstanceOf('PhpOffice\\PhpPresentation\\Style\\Bullet', $object->setBulletChar('a'));
$this->assertEquals('a', $object->getBulletChar());
}