Issue e-invoice along with invoice

Closes #1222

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