Adds a License model

app/models/license.rb

@@ -0,0 +1,6 @@
+# frozen_string_literal: true
+
+class License < ApplicationRecord
+  validates :code, presence: true
+  validates :label, presence: true
+end

db/migrate/20240208220722_create_licenses.rb

@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+class CreateLicenses < ActiveRecord::Migration[7.1]
+  def change
+    create_table :licenses do |t|
+      t.string :code, null: false
+      t.text :source, null: true
+      t.text :label, null: false
+      t.timestamps
+    end
+  end
+end

db/seeds.rb

@@ -1,3 +1,19 @@
 # frozen_string_literal: true
 
 load(Rails.root.join('db/seeds/development.rb')) if Rails.env.development?
+
+License.create!([
+  { code: 'all_rights_reserved', source: nil, label: 'All Rights Reserved' },
+  { code: 'by', source: 'https://creativecommons.org/licenses/by/4.0/', label: 'Attribution' },
+  { code: 'by_sa', source: 'https://creativecommons.org/licenses/by-sa/4.0/',
+    label: 'Attribution-ShareAlike 4.0 International' },
+  { code: 'by_nc', source: 'https://creativecommons.org/licenses/by-nc/4.0/',
+    label: 'Attribution-NonCommercial' },
+  { code: 'by_nc_sa', source: 'https://creativecommons.org/licenses/by-nc-sa/4.0/',
+    label: 'Attribution-NonCommercial-ShareAlike' },
+  { code: 'by_nd', source: 'https://creativecommons.org/licenses/by-nd/4.0/',
+    label: 'Attribution-NoDerivs' },
+  { code: 'by_nc_nd', source: 'https://creativecommons.org/licenses/by-nc-nd/4.0/',
+    label: 'Attribution-NonCommercial-NoDerivs' },
+  { code: 'cc_0', source: 'https://creativecommons.org/publicdomain/zero/1.0/', label: 'No Copyright' }
+])

test/factories/license.rb

@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+
+FactoryBot.define do
+  factory :license do
+    code { 'by' }
+    label { 'Attribution' }
+  end
+end

test/models/license_test.rb

@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+require 'test_helper'
+
+class LicenseTest < ActiveSupport::TestCase
+  include ActiveJob::TestHelper
+
+  test 'fixture is valid' do
+    assert build(:license).valid?
+  end
+
+  test 'is not valid if requires attribuets are misising' do
+    license = License.new
+
+    assert_not license.valid?
+    assert_includes license.errors[:code], "can't be blank"
+    assert_includes license.errors[:label], "can't be blank"
+  end
+end