(test) accounting service

app/services/accounting/accounting_service.rb

@@ -23,7 +23,7 @@ class Accounting::AccountingService
     lines = []
     invoices.find_each do |i|
       Rails.logger.debug { "processing invoice #{i.id}..." } unless Rails.env.test?
-      lines << generate_lines(i)
+      lines.concat(generate_lines(i))
     end
     AccountingLine.create!(lines)
   end

test/services/accounting_service_test.rb

@@ -0,0 +1,86 @@
+# frozen_string_literal: true
+
+require 'test_helper'
+
+class AccountingServiceTest < ActionDispatch::IntegrationTest
+  def setup
+    @vlonchamp = User.find_by(username: 'vlonchamp')
+    @admin = User.find_by(username: 'admin')
+    login_as(@admin, scope: :user)
+  end
+
+  test 'build accounting lines from an invoice' do
+    # Let's make a reservation to create a new invoice
+    machine = Machine.find(3)
+    availability = machine.availabilities.first
+    plan = Plan.find(5)
+
+    # enable the VAT
+    Setting.set('invoice_VAT-active', true)
+    Setting.set('invoice_VAT-rate', 19.6)
+
+    post '/api/local_payment/confirm_payment', params: {
+      customer_id: @vlonchamp.id,
+      coupon_code: 'GIME3EUR',
+      items: [
+        {
+          reservation: {
+            reservable_id: machine.id,
+            reservable_type: machine.class.name,
+            slots_reservations_attributes: [
+              {
+                slot_id: availability.slots.first.id
+              }
+            ]
+          }
+        },
+        {
+          subscription: {
+            plan_id: plan.id
+          }
+        }
+      ]
+    }.to_json, headers: default_headers
+
+    # Check response format & status
+    assert_equal 201, response.status, response.body
+    assert_equal Mime[:json], response.content_type
+
+    # Build the accounting lines
+    invoice_id = Invoice.last.id
+    invoice = Invoice.find(invoice_id)
+    service = Accounting::AccountingService.new
+    service.build_from_invoices(Invoice.where(id: invoice_id))
+
+    lines = AccountingLine.where(invoice_id: invoice_id)
+    assert 5, lines.count
+
+    # Check the wallet line
+    assert 2, lines.filter { |l| l.line_type == 'client' }.count
+    client_wallet = lines.find { |l| l.account_code == Setting.get('accounting_wallet_client_code') }
+    assert_not_nil client_wallet
+    assert_equal 1000, client_wallet&.debit
+    # Check the local payment line
+    client_other = lines.find { |l| l.account_code == Setting.get('accounting_other_client_code') }
+    assert_not_nil client_other
+    assert_equal invoice.total - 1000, client_other&.debit
+
+    # Check the machine reservation line
+    assert 2, lines.filter { |l| l.line_type == 'item' }.count
+    item_machine = lines.find { |l| l.account_code == Setting.get('accounting_Machine_code') }
+    assert_not_nil item_machine
+    assert_equal invoice.main_item.net_amount, item_machine&.credit
+    # Check the subscription line
+    item_suscription = lines.find { |l| l.account_code == Setting.get('accounting_subscription_code') }
+    assert_not_nil item_suscription
+    assert_equal invoice.other_items.last.net_amount, item_suscription&.credit
+
+    # Check the VAT line
+    vat_service = VatHistoryService.new
+    vat_rate_groups = vat_service.invoice_vat(invoice)
+    assert 1, lines.filter { |l| l.line_type == 'vat' }.count
+    vat_line = lines.find { |l| l.account_code == Setting.get('accounting_VAT_code') }
+    assert_not_nil vat_line
+    assert_equal vat_rate_groups.values.pluck(:total_vat).sum, vat_line&.credit
+  end
+end