public function testRemoveTranslation()
 {
     $node = $this->fillTranslations();
     $doc = new Article();
     $subNode_en = $node->getNode(Translation::LOCALE_NAMESPACE . ":en");
     $subNode_fr = $node->getNode(Translation::LOCALE_NAMESPACE . ":fr");
     $strategy = new ChildTranslationStrategy();
     $strategy->removeTranslation($doc, $node, $this->metadata, 'en');
     $this->assertTrue($subNode_en->isDeleted());
     $this->assertTrue($subNode_fr->hasProperty('topic'));
     $this->assertTrue($subNode_fr->hasProperty('text'));
 }