app/models/comment.rb

class Comment < ApplicationRecord
  belongs_to :user
  belongs_to :post
  belongs_to :parent, class_name: 'Comment', optional: true
  has_many :children, class_name: 'Comment', foreign_key: 'parent_id', dependent: :destroy

  validates :body, presence: true
end
Add comment model and its tests 2019-09-16 16:05:00 +02:00			`class Comment < ApplicationRecord`
			`belongs_to :user`
			`belongs_to :post`
			`belongs_to :parent, class_name: 'Comment', optional: true`
			`has_many :children, class_name: 'Comment', foreign_key: 'parent_id', dependent: :destroy`

Modify minimum comment body length 2019-09-30 18:49:15 +02:00			`validates :body, presence: true`
Add comment model and its tests 2019-09-16 16:05:00 +02:00			`end`