public function testRichTextRunLanguage()
{
$oPhpPresentation = new PhpPresentation();
$oSlide = $oPhpPresentation->getActiveSlide();
$oRichText = $oSlide->createRichTextShape();
$oRun = $oRichText->createTextRun('MyText');
$pres = TestHelperDOCX::getDocument($oPhpPresentation, 'ODPresentation');
$expectedElement = '/office:document-content/office:automatic-styles/style:style[@style:name=\'T_' . $oRun->getHashCode() . '\']/style:text-properties';
$this->assertTrue($pres->elementExists($expectedElement, 'content.xml'));
$this->assertTrue($pres->attributeElementExists($expectedElement, 'fo:language', 'content.xml'));
$this->assertEquals('en-US', $pres->getElementAttribute($expectedElement, 'fo:language', 'content.xml'));
$oRun->setLanguage('de_DE');
$pres = TestHelperDOCX::getDocument($oPhpPresentation, 'ODPresentation');
$expectedElement = '/office:document-content/office:automatic-styles/style:style[@style:name=\'T_' . $oRun->getHashCode() . '\']/style:text-properties';
$this->assertTrue($pres->elementExists($expectedElement, 'content.xml'));
$this->assertTrue($pres->attributeElementExists($expectedElement, 'fo:language', 'content.xml'));
$this->assertEquals('de_DE', $pres->getElementAttribute($expectedElement, 'fo:language', 'content.xml'));
}