public function testRotation() { $object = new RichText(); $value = rand(1, 100); $this->assertInstanceOf('PhpOffice\\PhpPresentation\\AbstractShape', $object->setRotation()); $this->assertEquals(0, $object->getRotation()); $this->assertInstanceOf('PhpOffice\\PhpPresentation\\AbstractShape', $object->setRotation($value)); $this->assertEquals($value, $object->getRotation()); }