public function testDrawingShapeShadow()
{
$oPhpPresentation = new PhpPresentation();
$oSlide = $oPhpPresentation->getActiveSlide();
$oShape = $oSlide->createDrawingShape();
$oShape->setPath(PHPPRESENTATION_TESTS_BASE_DIR . '/resources/images/PhpPresentationLogo.png');
$oShape->getShadow()->setVisible(true)->setDirection(45)->setDistance(10);
$pres = TestHelperDOCX::getDocument($oPhpPresentation, 'PowerPoint2007');
$element = '/p:sld/p:cSld/p:spTree/p:pic/p:spPr/a:effectLst/a:outerShdw';
$this->assertTrue($pres->elementExists($element, 'ppt/slides/slide1.xml'));
}