$this->assertStringContainsString('<strong>Number: 123456.7890</strong>',$result,'Phrase with punctuated and numeric keyword is highlighted with simplified match');
$this->assertStringContainsString('<strong>Hyphenated: one-two</strong>',$result,'Phrase with punctuated and hyphenated keyword is highlighted with simplified match');
<divid="{{'quotes Here!'|clean_id}}"><spanclass="{{'Gray like a bunny!'|clean_class}}{{'BEM__ized--Top Feature'|clean_class}}"id="{{'quotes Here!'|clean_id}}">ID and class. Having the same ID twice is not valid markup but we want to make sure the filter doesn't use \Drupal\Component\Utility\Html::getUniqueId().</span></div>
<divid="{{'quotes Here!'|clean_id}}"><spanclass="{{'Gray like a bunny!'|clean_class}}{{'BEM__used--Top Feature'|clean_class}}"id="{{'quotes Here!'|clean_id}}">ID and class. Having the same ID twice is not valid markup but we want to make sure the filter doesn't use \Drupal\Component\Utility\Html::getUniqueId().</span></div>