passing specs

user_spec.rb

 describe '#managed_gift_card_systems' do
    let!(:user) { create(:merchant_user) }
    let!(:merchantless_gcs) { create(:gift_card_system) }
    let!(:accountless_gcs) { create(:gift_card_system_with_merchant) }

    before do
      accountless_merchant = accountless_gcs.merchants.first
      accountless_merchant.ledger_entity = nil
      accountless_merchant.save(validate: false)

      accountless_gcs.merchants = [accountless_merchant]

      user.user_subject_permissions << create(:user_subject_permission, user: user, subject: merchantless_gcs, permission: permission(:manage_specific_merchant_system))
      user.user_subject_permissions << create(:user_subject_permission, user: user, subject: accountless_gcs, permission: permission(:manage_specific_merchant_system))
    end

    it 'return live systems only' do
      expect(user.user_subject_permissions.size).to eq 3
      expect(user.managed_gift_card_systems.size).to eq 1
    end
  end