240 lines
8.4 KiB
TypeScript
240 lines
8.4 KiB
TypeScript
import { expect, tap } from '@git.zone/tstest/tapbundle';
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import { EInvoice } from '../../../ts/index.js';
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import { PerformanceTracker } from '../performance.tracker.js';
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tap.test('ENC-03: ISO-8859-1 Encoding - should handle ISO-8859-1 (Latin-1) encoded documents', async () => {
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// ENC-03: Verify correct handling of ISO-8859-1 encoded XML documents
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// This test ensures support for legacy Western European character encoding
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// Test 1: Basic ISO-8859-1 encoding
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console.log('\nTest 1: Basic ISO-8859-1 encoding');
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const { result: basicResult, metric: basicMetric } = await PerformanceTracker.track(
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'iso88591-basic',
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async () => {
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// Create ISO-8859-1 content with Latin-1 specific characters
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const xmlContent = `<?xml version="1.0" encoding="ISO-8859-1"?>
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<Invoice xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2">
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<UBLVersionID>2.1</UBLVersionID>
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<ID>ISO88591-TEST</ID>
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<IssueDate>2025-01-25</IssueDate>
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<Note>ISO-8859-1 Test: àáâãäåæçèéêëìíîïñòóôõöøùúûüý</Note>
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<DocumentCurrencyCode>EUR</DocumentCurrencyCode>
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<AccountingSupplierParty>
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<Party>
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<PartyName>
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<Name>Société Générale</Name>
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</PartyName>
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</Party>
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</AccountingSupplierParty>
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<AccountingCustomerParty>
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<Party>
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<PartyName>
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<Name>Müller & Associés</Name>
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</PartyName>
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</Party>
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</AccountingCustomerParty>
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</Invoice>`;
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// Convert to ISO-8859-1 buffer
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const iso88591Buffer = Buffer.from(xmlContent, 'latin1');
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let success = false;
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let error = null;
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try {
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// Try to load ISO-8859-1 content
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const newInvoice = new EInvoice();
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await newInvoice.fromXmlString(iso88591Buffer.toString('latin1'));
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// Check if invoice ID is preserved
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success = newInvoice.id === 'ISO88591-TEST' ||
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newInvoice.invoiceId === 'ISO88591-TEST' ||
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newInvoice.accountingDocId === 'ISO88591-TEST';
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} catch (e) {
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error = e;
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// ISO-8859-1 might not be supported, which is acceptable
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console.log(' ISO-8859-1 not supported:', e.message);
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}
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return { success, error };
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}
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);
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console.log(` ISO-8859-1 basic test completed in ${basicMetric.duration}ms`);
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// Test 2: UTF-8 fallback for Latin-1 characters
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console.log('\nTest 2: UTF-8 fallback for Latin-1 characters');
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const { result: fallbackResult, metric: fallbackMetric } = await PerformanceTracker.track(
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'iso88591-fallback',
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async () => {
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// Create invoice with Latin-1 characters
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const einvoice = new EInvoice();
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einvoice.id = 'ISO88591-FALLBACK-TEST';
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einvoice.issueDate = new Date(2025, 0, 25);
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einvoice.invoiceId = 'ISO88591-FALLBACK-TEST';
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einvoice.accountingDocId = 'ISO88591-FALLBACK-TEST';
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einvoice.subject = 'ISO-8859-1 characters: àéïöü';
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einvoice.from = {
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type: 'company',
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name: 'Société Française S.A.',
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description: 'French company with accented characters',
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address: {
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streetName: 'Rue de la Paix',
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houseNumber: '123',
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postalCode: '75001',
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city: 'Paris',
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country: 'FR'
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},
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status: 'active',
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foundedDate: { year: 2020, month: 1, day: 1 },
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registrationDetails: {
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vatId: 'FR12345678901',
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registrationId: 'RCS Paris 123456789',
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registrationName: 'Registre du Commerce et des Sociétés'
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}
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};
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einvoice.to = {
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type: 'company',
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name: 'Müller & Söhne GmbH',
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description: 'German company with umlauts',
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address: {
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streetName: 'Königstraße',
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houseNumber: '45',
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postalCode: '80331',
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city: 'München',
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country: 'DE'
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},
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status: 'active',
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foundedDate: { year: 2020, month: 1, day: 1 },
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registrationDetails: {
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vatId: 'DE987654321',
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registrationId: 'HRB 98765',
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registrationName: 'Handelsregister München'
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}
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};
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einvoice.items = [{
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position: 1,
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name: 'Spécialité française: crème brûlée',
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articleNumber: 'ISO88591-001',
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unitType: 'EA',
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unitQuantity: 10,
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unitNetPrice: 5.50,
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vatPercentage: 19
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}];
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// Export as UTF-8 (our default)
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const utf8Xml = await einvoice.toXmlString('ubl');
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// Verify UTF-8 works correctly with Latin-1 characters
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const newInvoice = new EInvoice();
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await newInvoice.fromXmlString(utf8Xml);
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const success = (newInvoice.id === 'ISO88591-FALLBACK-TEST' ||
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newInvoice.invoiceId === 'ISO88591-FALLBACK-TEST' ||
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newInvoice.accountingDocId === 'ISO88591-FALLBACK-TEST') &&
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utf8Xml.includes('Société Française') &&
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utf8Xml.includes('Müller & Söhne') &&
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utf8Xml.includes('crème brûlée');
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console.log(` UTF-8 fallback works: ${success}`);
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console.log(` Latin-1 chars preserved: ${utf8Xml.includes('àéïöü') || utf8Xml.includes('crème brûlée')}`);
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return { success };
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}
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);
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console.log(` ISO-8859-1 fallback test completed in ${fallbackMetric.duration}ms`);
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// Test 3: Character range test
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console.log('\nTest 3: ISO-8859-1 character range (0x80-0xFF)');
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const { result: rangeResult, metric: rangeMetric } = await PerformanceTracker.track(
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'iso88591-range',
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async () => {
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const einvoice = new EInvoice();
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// Test high Latin-1 characters (0x80-0xFF)
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const highChars = '¡¢£¤¥¦§¨©ª«¬®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏ';
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einvoice.id = 'ISO88591-RANGE-TEST';
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einvoice.issueDate = new Date(2025, 0, 25);
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einvoice.invoiceId = 'ISO88591-RANGE-TEST';
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einvoice.accountingDocId = 'ISO88591-RANGE-TEST';
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einvoice.subject = `Latin-1 range test: ${highChars}`;
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einvoice.notes = [`Testing characters: ${highChars}`];
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einvoice.from = {
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type: 'company',
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name: 'Test Company',
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description: 'Testing ISO-8859-1 character range',
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address: {
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streetName: 'Test Street',
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houseNumber: '1',
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postalCode: '12345',
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city: 'Test City',
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country: 'DE'
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},
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status: 'active',
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foundedDate: { year: 2020, month: 1, day: 1 },
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registrationDetails: {
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vatId: 'DE123456789',
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registrationId: 'HRB 12345',
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registrationName: 'Commercial Register'
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}
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};
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einvoice.to = {
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type: 'person',
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name: 'Test',
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surname: 'Customer',
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salutation: 'Mr' as const,
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sex: 'male' as const,
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title: 'Doctor' as const,
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description: 'Test customer',
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address: {
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streetName: 'Customer Street',
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houseNumber: '2',
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postalCode: '54321',
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city: 'Customer City',
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country: 'DE'
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}
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};
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einvoice.items = [{
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position: 1,
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name: `Product with symbols: ${highChars.substring(0, 10)}`,
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articleNumber: 'ISO88591-RANGE-001',
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unitType: 'EA',
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unitQuantity: 1,
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unitNetPrice: 100,
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vatPercentage: 19
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}];
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const xmlString = await einvoice.toXmlString('ubl');
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// Check if some characters are preserved
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const preserved = highChars.split('').filter(char => xmlString.includes(char)).length;
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const percentage = (preserved / highChars.length) * 100;
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console.log(` Characters preserved: ${preserved}/${highChars.length} (${percentage.toFixed(1)}%)`);
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return { success: percentage > 50 }; // At least 50% should be preserved
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}
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);
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console.log(` ISO-8859-1 range test completed in ${rangeMetric.duration}ms`);
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// Summary
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console.log('\n=== ISO-8859-1 Encoding Test Summary ===');
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console.log(`ISO-8859-1 Direct: ${basicResult.success ? 'Supported' : 'Not supported (acceptable)'}`);
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console.log(`UTF-8 Fallback: ${fallbackResult.success ? 'Working' : 'Failed'}`);
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console.log(`Character Range: ${rangeResult.success ? 'Good coverage' : 'Limited coverage'}`);
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// The test passes if UTF-8 fallback works, since ISO-8859-1 support is optional
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expect(fallbackResult.success).toBeTrue();
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});
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// Run the test
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tap.start(); |