$messages[MessengerInterface::TYPE_WARNING][]=$this->t('Possible database updates were detected in the following extensions; you may be redirected to the database update page in order to complete the update process.');
'#prefix'=>'<p>'.$this->t('Possible database updates were detected in the following extensions; you may be redirected to the database update page in order to complete the update process.').'</p>',
$possible_update_message='Possible database updates were detected in the following extensions; you may be redirected to the database update page in order to complete the update process.';
$this->assertStringContainsString('Possible database updates were detected in the following extensions; you may be redirected to the database update page in order to complete the update process.',$warning_messages->getText());
$messages[MessengerInterface::TYPE_WARNING][]=$this->t('Possible database updates were detected in the following extensions; you may be redirected to the database update page in order to complete the update process.');
'#prefix'=>'<p>'.$this->t('Possible database updates were detected in the following extensions; you may be redirected to the database update page in order to complete the update process.').'</p>',
// Ensure that a list of pending database updates is visible, along with a
// short explanation, in the warning messages.
$possible_update_message='Possible database updates were detected in the following extensions; you may be redirected to the database update page in order to complete the update process.';