Issue e-invoice along with invoice

Closes #1222

app/models/registrar.rb

@@ -53,7 +53,7 @@ class Registrar < ActiveRecord::Base
   def issue_prepayment_invoice(amount, description = nil)
     vat_rate = ::Invoice::VatRateCalculator.new(registrar: self).calculate
 
-    invoices.create!(
+    invoice = invoices.create!(
       issue_date: Time.zone.today,
       due_date: (Time.zone.now + Setting.days_to_keep_invoices_active.days).to_date,
       description: description,
@@ -95,6 +95,11 @@ class Registrar < ActiveRecord::Base
         }
       ]
     )
+
+    e_invoice = invoice.to_e_invoice
+    e_invoice.deliver
+
+    invoice
   end
 
   def cash_account

lib/tasks/registrars/reload_balance.rake

@@ -17,10 +17,7 @@ namespace :registrars do
         next if reload_pending || !threshold_reached
 
         Registrar.transaction do
-          invoice = registrar.issue_prepayment_invoice(reload_amount)
+          registrar.issue_prepayment_invoice(reload_amount)
-          e_invoice = invoice.to_e_invoice
-          e_invoice.deliver
-
           registrar.settings['balance_auto_reload']['pending'] = true
           registrar.save!
         end

test/models/registrar_test.rb

@@ -93,6 +93,14 @@ class RegistrarTest < ActiveSupport::TestCase
     Setting.days_to_keep_invoices_active = @original_days_to_keep_invoices_active_setting
   end
 
+  def test_issues_e_invoice_along_with_invoice
+    EInvoice::Providers::TestProvider.deliveries.clear
+
+    @registrar.issue_prepayment_invoice(100)
+
+    assert_equal 1, EInvoice::Providers::TestProvider.deliveries.count
+  end
+
   def test_invalid_without_address_street
     registrar = valid_registrar
     registrar.address_street = ''

test/tasks/registrars/reload_balance_test.rb

@@ -5,7 +5,6 @@ class ReloadBalanceTaskTest < ActiveSupport::TestCase
 
   setup do
     @registrar = registrars(:bestnames)
-    EInvoice.provider = EInvoice::Providers::TestProvider.new
   end
 
   def test_issues_invoice_when_auto_reload_is_enabled_and_threshold_reached

test/test_helper.rb

@@ -26,6 +26,8 @@ end
 
 CompanyRegister::Client = CompanyRegisterClientStub
 
+EInvoice.provider = EInvoice::Providers::TestProvider.new
+
 class ActiveSupport::TestCase
   include FactoryBot::Syntax::Methods