Created Message model and update Rails Version #3

.ruby-version

@@ -1 +1 @@
-3.1.3
+3.1.2

Gemfile

@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-ruby "3.1.3"
+ruby "3.1.2"
 
 # Bundle edge Rails instead: gem "rails", github: "rails/rails", branch: "main"
 gem "rails", "~> 7.1.3"

app/models/comment.rb

@@ -0,0 +1,5 @@
+class Comment < ApplicationRecord
+  belongs_to :user
+  belongs_to :post
+  belongs_to :parent_comment
+end

db/migrate/20240305013322_create_comments.rb

@@ -0,0 +1,12 @@
+class CreateComments < ActiveRecord::Migration[7.1]
+  def change
+    create_table :comments do |t|
+      t.text :body
+      t.references :user, null: false, foreign_key: true
+      t.references :post, null: false, foreign_key: true
+      t.references :parent_comment, null: false, foreign_key: { to_table: :comments }
+
+      t.timestamps
+    end
+  end
+end

test/fixtures/comments.yml

@@ -0,0 +1,13 @@
+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  body: MyText
+  user: one
+  post: one
+  parent_comment: one
+
+two:
+  body: MyText
+  user: two
+  post: two
+  parent_comment: two

test/models/comment_test.rb

@@ -0,0 +1,7 @@
+require "test_helper"
+
+class CommentTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end