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charges_parse_test.go
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194 lines (156 loc) · 6.49 KB
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package ubl_test
import (
"strings"
"testing"
ubl "github.com/invopop/gobl.ubl"
"github.com/invopop/gobl/bill"
"github.com/invopop/gobl/catalogues/cef"
"github.com/invopop/gobl/catalogues/untdid"
"github.com/invopop/gobl/cbc"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestParseCharges(t *testing.T) {
t.Run("ubl-example2.xml", func(t *testing.T) {
e := parseXMLInvoice(t, "en16931/ubl-example2.xml")
inv, ok := e.Extract().(*bill.Invoice)
require.True(t, ok)
charges := inv.Charges
discounts := inv.Discounts
// Check if there's exactly one charge
require.Len(t, charges, 1)
require.Len(t, discounts, 1)
// Check the values of the charge
charge := charges[0]
assert.Equal(t, "Freight", charge.Reason)
assert.Equal(t, "100.00", charge.Amount.String())
// Check the tax category of the charge
require.NotNil(t, charge.Taxes)
assert.Equal(t, cbc.Code("VAT"), charge.Taxes[0].Category)
assert.Equal(t, "25%", charge.Taxes[0].Percent.String())
// Check the values of the discount
discount := discounts[0]
assert.Equal(t, "Promotion discount", discount.Reason)
assert.Equal(t, "88", discount.Ext.Get(untdid.ExtKeyAllowance).String())
assert.Equal(t, "100.00", discount.Amount.String())
// Check the tax category of the discount
require.NotNil(t, discount.Taxes)
assert.Equal(t, cbc.Code("VAT"), discount.Taxes[0].Category)
assert.Equal(t, "25%", discount.Taxes[0].Percent.String())
})
t.Run("ubl-example5.xml", func(t *testing.T) {
e := parseXMLInvoice(t, "en16931/ubl-example5.xml")
inv, ok := e.Extract().(*bill.Invoice)
require.True(t, ok)
charges := inv.Charges
discounts := inv.Discounts
// Check if there's exactly one charge and one discount
require.Len(t, charges, 1)
require.Len(t, discounts, 1)
// Check the values of the charge
charge := charges[0]
assert.Equal(t, "Packaging", charge.Reason)
assert.Equal(t, "ABL", charge.Ext.Get(untdid.ExtKeyCharge).String())
assert.Equal(t, "150.00", charge.Amount.String())
// Check the tax category of the charge
require.NotNil(t, charge.Taxes)
assert.Equal(t, cbc.Code("VAT"), charge.Taxes[0].Category)
assert.Equal(t, "25%", charge.Taxes[0].Percent.String())
// Check the values of the discount
discount := discounts[0]
assert.Equal(t, "Loyal customer", discount.Reason)
assert.Equal(t, "100", discount.Ext.Get(untdid.ExtKeyAllowance).String())
assert.Equal(t, "150.00", discount.Amount.String())
// Check the tax category of the discount
require.NotNil(t, discount.Taxes)
assert.Equal(t, cbc.Code("VAT"), discount.Taxes[0].Category)
assert.Equal(t, "25%", discount.Taxes[0].Percent.String())
})
t.Run("Allowance-example.xml", func(t *testing.T) {
e := parseXMLInvoice(t, "peppol/Allowance-example.xml")
inv, ok := e.Extract().(*bill.Invoice)
require.True(t, ok)
charges := inv.Charges
discounts := inv.Discounts
// Check if there's exactly one charge and no discounts at document level
require.Len(t, charges, 1)
require.Len(t, discounts, 1)
// Check the charge with BaseAmount
charge := charges[0]
assert.Equal(t, "Cleaning", charge.Reason)
assert.Equal(t, "1000", charge.Base.String())
assert.Equal(t, "20%", charge.Percent.String())
assert.Equal(t, "200", charge.Amount.String())
discount := discounts[0]
assert.Equal(t, "Discount", discount.Reason)
assert.Equal(t, "200.00", discount.Amount.String())
assert.Nil(t, discount.Base)
// First line item should have both charges and discounts
line1 := inv.Lines[0]
require.Len(t, line1.Charges, 1)
require.Len(t, line1.Discounts, 1)
// Check line charge with BaseAmount
lineCharge := line1.Charges[0]
assert.Equal(t, "Cleaning", lineCharge.Reason)
assert.Equal(t, "100.00", lineCharge.Base.String())
assert.Equal(t, "1%", lineCharge.Percent.String())
assert.Equal(t, "1.00", lineCharge.Amount.String())
// Check line discount with BaseAmount
lineDiscount := line1.Discounts[0]
assert.Equal(t, "Discount", lineDiscount.Reason)
assert.Equal(t, "101.00", lineDiscount.Amount.String())
assert.Nil(t, lineDiscount.Base)
})
t.Run("discount-taxes.xml", func(t *testing.T) {
e := parseXMLInvoice(t, "discount-taxes.xml")
inv, ok := e.Extract().(*bill.Invoice)
require.True(t, ok)
charges := inv.Charges
discounts := inv.Discounts
// Check if there's exactly one charge and two discounts
require.Len(t, charges, 1)
require.Len(t, discounts, 2)
// Check the charge
charge := charges[0]
assert.Equal(t, "Service charge", charge.Reason)
assert.Equal(t, "12.80", charge.Amount.String())
assert.Equal(t, "20%", charge.Percent.String())
require.NotNil(t, charge.Taxes)
assert.Equal(t, cbc.Code("VAT"), charge.Taxes[0].Category)
assert.Equal(t, "10%", charge.Taxes[0].Percent.String())
assert.Equal(t, "S", charge.Taxes[0].Ext.Get(untdid.ExtKeyTaxCategory).String())
// Check the first discount (category K with exemption code)
discount1 := discounts[0]
assert.Equal(t, "Discount", discount1.Reason)
assert.Equal(t, "6.40", discount1.Amount.String())
require.NotNil(t, discount1.Taxes)
assert.Equal(t, cbc.Code("VAT"), discount1.Taxes[0].Category)
assert.Equal(t, "K", discount1.Taxes[0].Ext.Get(untdid.ExtKeyTaxCategory).String())
assert.Equal(t, "VATEX-EU-IC", discount1.Taxes[0].Ext.Get(cef.ExtKeyVATEX).String())
// Check the second discount (category S)
discount2 := discounts[1]
assert.Equal(t, "Discount", discount2.Reason)
assert.Equal(t, "6.40", discount2.Amount.String())
require.NotNil(t, discount2.Taxes)
assert.Equal(t, cbc.Code("VAT"), discount2.Taxes[0].Category)
assert.Equal(t, "10%", discount2.Taxes[0].Percent.String())
assert.Equal(t, "S", discount2.Taxes[0].Ext.Get(untdid.ExtKeyTaxCategory).String())
})
}
func TestBaseAmountErrorHandling(t *testing.T) {
t.Run("invalid BaseAmount", func(t *testing.T) {
// Take the Allowance-example.xml content and modify the BaseAmount value to be invalid
data, err := testLoadXML("peppol/Allowance-example.xml")
require.NoError(t, err)
// Replace a valid BaseAmount with an invalid one
invalidXML := strings.ReplaceAll(string(data), `<cbc:BaseAmount currencyID="EUR">1000</cbc:BaseAmount>`, `<cbc:BaseAmount currencyID="EUR">invalid-amount</cbc:BaseAmount>`)
// Try to parse the modified XML - should fail due to invalid BaseAmount
doc, err := ubl.Parse([]byte(invalidXML))
assert.NoError(t, err)
inv, ok := doc.(*ubl.Invoice)
require.True(t, ok)
_, err = inv.Convert()
assert.Error(t, err)
assert.Contains(t, err.Error(), "invalid major number")
})
}