【Rails / RSpec】 Modelテストを書く（Shoulda Matchers・FactoryBot 使用） - Qiita

class User < ApplicationRecord has_many :books # booksと１対多の関連付け has_secure_password before_save { email.downcase! } validates :email, presence: true, length: { maximum: 255 }, format: { with: /\A[\w+\-.]+@[a-z\d\-]+(\.[a-z\d\-]+)*\.[a-z]+\z/i }, uniqueness: { case_sensitive: false } validates :password, presence: true, length: { minimum: 6 } end # rails_helperファイルを読み込み require 'rails_helper' # Use