public function stringsTestDataProvider()
{
return array(array('This is a sample text without special characters.', 'This is a sample text without special characters.'), array('This is a sample text <b>with <i>some</i> tags</b>.', 'This is a sample text with some tags.'), array('This text contains some "Ümlaut".', 'This text contains some "Ümlaut".'));
}