public function testParagraphs()
{
$object = new RichText();
$array = array(new Paragraph(), new Paragraph(), new Paragraph());
$this->assertInstanceOf('PhpOffice\\PhpPresentation\\Shape\\RichText', $object->setParagraphs($array));
$this->assertCount(3, $object->getParagraphs());
$this->assertEquals(2, $object->getActiveParagraphIndex());
}