function let()
{
$this->commentId = CommentId::generate();
$this->postId = PostId::generate();
$this->author = 'Rochelle';
$this->content = 'Comment';
$this->creatingDate = new \DateTime();
$this->beConstructedWith($this->commentId, $this->postId, $this->author, $this->content, $this->creatingDate);
}
/**
* @param PostId $postId
* @param string $author
* @param string $content
* @return Comment
*/
public static function create(PostId $postId, $author, $content)
{
$comment = new self($commentId = CommentId::generate());
$comment->setPostId($postId);
$comment->setAuthor($author);
$comment->setContent($content);
$comment->setCreatingDate($creatingDate = new \DateTime());
$comment->recordThat(new CommentWasAdded($commentId, $postId, $author, $content, $creatingDate));
return $comment;
}
