require "test_helper"

class RememberableTest < ActiveSupport::TestCase
  def setup
    @user = Fabricate(:user)
  end

  test 'remember_me!' do
    @user.remember_me!

    assert_equal Time.now.utc.to_s, @user.remember_created_at.to_s
  end

  test 'remember_me! should not update remember_created_at' do
    Timecop.freeze Time.now
    @user.remember_me!
    remember_created_at = Time.now.utc

    Timecop.freeze (2.weeks - 1.second).from_now
    @user.remember_me!
    assert_equal remember_created_at.to_s, @user.remember_created_at.to_s

    Timecop.return
  end

  test 'remember_me! should update remember_created_at if config.extend_remember_period == true' do
    swap Goma.config(:user), extend_remember_period: true do
      @user.remember_me!
      assert_equal Time.now.utc.to_s, @user.remember_created_at.to_s

      Timecop.freeze 1.day.from_now do
        @user.remember_me!
        assert_equal Time.now.utc.to_s, @user.remember_created_at.to_s
      end
    end
  end

  test 'remember_me! should update remember_created_at if remember period expired' do
    @user.remember_me!
    assert_equal Time.now.utc.to_s, @user.remember_created_at.to_s

    Timecop.freeze 2.weeks.from_now do
      @user.remember_me!
      assert_equal Time.now.utc.to_s, @user.remember_created_at.to_s
    end
  end

  test 'forget_me!' do
    @user.remember_me!
    @user.forget_me!
    assert_nil @user.remember_created_at
  end

  test 'remember_me! should generate remember_token if config.remember_token_attribute_name != nil' do
    @user.singleton_class.send :attr_accessor, :remember_token
    swap Goma.config(:user), remember_token_attribute_name: :remember_token do
      @user.remember_me!
      assert @user.remember_token
    end
  end

  test 'remember_me! should regenerate remember_token if config.remember_token_attribute_name != nil and remember period expired' do
    @user.singleton_class.send :attr_accessor, :remember_token
    swap Goma.config(:user), remember_token_attribute_name: :remember_token do
      Timecop.freeze Time.now
      @user.remember_me!
      token = @user.remember_token

      Timecop.freeze (2.weeks - 1.second).from_now
      @user.remember_me!
      assert_equal token, @user.remember_token

      Timecop.freeze 1.second.from_now
      @user.remember_me!
      assert_not_equal token, @user.remember_token
      assert @user.remember_token
      Timecop.return
    end
  end

  test 'serialize_into_cookie and serialize_from_cookie' do
    @user.remember_me!
    serialized = User.serialize_into_cookie(@user)
    assert serialized
    assert_equal @user, User.serialize_from_cookie(*serialized)
  end

  test 'serialize_from_cookie return nil if it is wrong' do
    @user.remember_me!
    serialized = User.serialize_into_cookie(@user)
    serialized.last << 'aaa'
    assert_nil User.serialize_from_cookie(*serialized)
  end

  test 'serialize_from_cookie return nil if user changed her password' do
    @user.remember_me!
    serialized = User.serialize_into_cookie(@user)
    @user.update(password: 'newpassword', password_confirmation: 'newpassword')
    assert_nil User.serialize_from_cookie(*serialized)
  end

  test 'serialize_from_cookie return nil if remember period expired' do
    Timecop.freeze Time.now
    @user.remember_me!
    serialized = User.serialize_into_cookie(@user)

    Timecop.freeze (2.weeks - 1.second).from_now
    assert_equal @user, User.serialize_from_cookie(*serialized)

    Timecop.freeze 1.second.from_now
    assert_nil User.serialize_from_cookie(*serialized)

    Timecop.return
  end
end