# frozen_string_literal: true require 'rails_helper' describe UserNotification, type: :model do let(:user) { create :user } let(:user_notification) { build :user_notification } it 'is valid' do expect(user_notification).to be_valid end it 'should be of class UserNotification' do expect(subject.class).to eq UserNotification end describe 'Database table' do it { should have_db_column :user_id } it { should have_db_column :notification_id } it { should have_db_column :checked } it { should have_db_column :created_at } it { should have_db_column :updated_at } end describe 'Relations' do it { should belong_to(:user).optional } it { should belong_to(:notification).optional } end describe '#unseen_notification_count ' do let(:notifcation) { create :notification } it 'returns a number of unseen notifications' do create :user_notification, user: user, notification: notifcation expect(UserNotification.unseen_notification_count(user)).to eq 1 end end describe '#seen_by_user' do let!(:notification) { create :notification } let!(:user_notification_one) do create :user_notification, user: user, notification: notification end it 'set the check status to false' do expect do UserNotification.seen_by_user(user) end.to change { user_notification_one.reload.checked }.from(false).to(true) end end end