public function testRichTextElements()
{
$object = new Paragraph();
$this->assertInternalType('array', $object->getRichTextElements());
$this->assertEmpty($object->getRichTextElements());
$object->createBreak();
$this->assertCount(1, $object->getRichTextElements());
$array = array(new TextElement(), new TextElement(), new TextElement());
$this->assertInstanceOf('PhpOffice\\PhpPresentation\\Shape\\RichText\\Paragraph', $object->setRichTextElements($array));
$this->assertCount(3, $object->getRichTextElements());
}