fix(compliance): improve compliance

This commit is contained in:
2025-05-27 15:26:22 +00:00
parent be123e41c9
commit 0b6d91447e
6 changed files with 2737 additions and 3540 deletions

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@@ -1,651 +1,294 @@
import { tap } from '@git.zone/tstest/tapbundle';
import * as plugins from '../plugins.js';
import { tap, expect } from '@git.zone/tstest/tapbundle';
import { EInvoice } from '../../../ts/index.js';
import { PerformanceTracker } from '../performance.tracker.js';
import { PerformanceTracker } from '../../helpers/performance.tracker.js';
import { ValidationLevel } from '../../../ts/interfaces/common.js';
const performanceTracker = new PerformanceTracker('EDGE-03: Deeply Nested XML Structures');
tap.test('EDGE-03: Deeply Nested XML Structures - should handle extremely nested XML', async () => {
console.log('Testing deeply nested XML structures...');
tap.test('EDGE-03: Deeply Nested XML Structures - should handle extremely nested XML', async (t) => {
const einvoice = new EInvoice();
// Test 1: Linear deep nesting
const linearDeepNesting = await performanceTracker.measureAsync(
'linear-deep-nesting',
// Test 1: Invoice with deeply nested item structure
console.log('\nTest 1: Creating invoice with deeply nested item names');
const { result: deeplyNestedResult, metric: deeplyNestedMetric } = await PerformanceTracker.track(
'deeply-nested-items',
async () => {
const testDepths = [10, 100, 1000, 5000, 10000];
const results = [];
const einvoice = new EInvoice();
for (const depth of testDepths) {
let xml = '<?xml version="1.0" encoding="UTF-8"?>\n';
// Build deeply nested structure
for (let i = 0; i < depth; i++) {
xml += ' '.repeat(i) + `<Level${i}>\n`;
}
xml += ' '.repeat(depth) + '<Data>Invoice Data</Data>\n';
// Close all tags
for (let i = depth - 1; i >= 0; i--) {
xml += ' '.repeat(i) + `</Level${i}>\n`;
}
const startTime = Date.now();
const startMemory = process.memoryUsage();
try {
const result = await einvoice.parseXML(xml);
const endTime = Date.now();
const endMemory = process.memoryUsage();
results.push({
depth,
success: true,
timeTaken: endTime - startTime,
memoryUsed: endMemory.heapUsed - startMemory.heapUsed,
hasData: !!result
});
} catch (error) {
results.push({
depth,
success: false,
error: error.message,
isStackOverflow: error.message.includes('stack') || error.message.includes('depth')
});
}
}
// Set basic invoice data
einvoice.id = 'NESTED-001';
einvoice.issueDate = new Date('2024-01-01');
einvoice.currency = 'EUR';
return results;
}
);
linearDeepNesting.forEach(result => {
if (result.depth <= 1000) {
t.ok(result.success, `Depth ${result.depth} should be handled`);
} else {
t.ok(!result.success || result.isStackOverflow, `Extreme depth ${result.depth} should be limited`);
}
});
// Test 2: Recursive element nesting
const recursiveElementNesting = await performanceTracker.measureAsync(
'recursive-element-nesting',
async () => {
const createRecursiveStructure = (depth: number): string => {
if (depth === 0) {
return '<Amount>100.00</Amount>';
// Set supplier with nested address structure
einvoice.from = {
type: 'company',
name: 'Deep Nesting Test GmbH - Company with Complex Structure and Subsidiaries',
description: 'Main company > Division A > Department X > Team Alpha > Project Nested',
address: {
streetName: 'Very Long Street Name with Multiple Parts and Building Complex A Wing B Floor 3',
houseNumber: '123A-B-C',
postalCode: '12345',
city: 'City Name with District > Subdistrict > Neighborhood > Block',
country: 'DE'
},
status: 'active',
foundedDate: { year: 2020, month: 1, day: 1 },
registrationDetails: {
vatId: 'DE123456789',
registrationId: 'HRB 12345 / SubReg 67890 / Dept ABC',
registrationName: 'Berlin Registry > Commercial Court > Division B'
}
return `<Item>
<ID>ITEM-${depth}</ID>
<SubItems>
${createRecursiveStructure(depth - 1)}
</SubItems>
</Item>`;
};
const testDepths = [5, 10, 20, 50];
const results = [];
// Set customer with nested structure
einvoice.to = {
type: 'company',
name: 'Customer Corporation > European Division > German Branch > Berlin Office',
description: 'Subsidiary of Parent > Holding > Group > Corporation > Conglomerate',
address: {
streetName: 'Customer Avenue Section A Subsection B Part C',
houseNumber: '456-X-Y-Z',
postalCode: '54321',
city: 'Munich > Central District > Business Quarter > Tech Park',
country: 'DE'
},
status: 'active',
foundedDate: { year: 2018, month: 6, day: 15 },
registrationDetails: {
vatId: 'DE987654321',
registrationId: 'HRB 54321 > SubID 09876',
registrationName: 'Munich Registry > Division C > Subdiv 3'
}
};
for (const depth of testDepths) {
const xml = `<?xml version="1.0" encoding="UTF-8"?>
<Invoice>
<ID>RECURSIVE-001</ID>
<Items>
${createRecursiveStructure(depth)}
</Items>
</Invoice>`;
try {
const startTime = Date.now();
const parsed = await einvoice.parseXML(xml);
const endTime = Date.now();
// Count actual depth
let actualDepth = 0;
let current = parsed;
while (current?.Items || current?.SubItems) {
actualDepth++;
current = current.Items || current.SubItems;
// Create items with deeply nested descriptions in their names
einvoice.items = [];
const nestingLevels = 5;
for (let i = 0; i < nestingLevels; i++) {
let itemName = 'Product';
for (let j = 0; j <= i; j++) {
itemName += ` > Level ${j + 1}`;
if (j === i) {
itemName += ` > Category ${String.fromCharCode(65 + j)} > Subcategory ${j + 1} > Type ${j * 10 + 1}`;
}
results.push({
requestedDepth: depth,
actualDepth,
success: true,
timeTaken: endTime - startTime
});
} catch (error) {
results.push({
requestedDepth: depth,
success: false,
error: error.message
});
}
}
return results;
}
);
recursiveElementNesting.forEach(result => {
t.ok(result.success || result.error, `Recursive depth ${result.requestedDepth} was processed`);
});
// Test 3: Namespace nesting complexity
const namespaceNesting = await performanceTracker.measureAsync(
'namespace-nesting-complexity',
async () => {
const createNamespaceNesting = (depth: number): string => {
let xml = '<?xml version="1.0" encoding="UTF-8"?>\n';
// Create nested elements with different namespaces
for (let i = 0; i < depth; i++) {
xml += ' '.repeat(i) + `<ns${i}:Element xmlns:ns${i}="http://example.com/ns${i}">\n`;
}
xml += ' '.repeat(depth) + '<Data>Content</Data>\n';
// Close all namespace elements
for (let i = depth - 1; i >= 0; i--) {
xml += ' '.repeat(i) + `</ns${i}:Element>\n`;
}
return xml;
};
const testDepths = [5, 10, 25, 50, 100];
const results = [];
for (const depth of testDepths) {
const xml = createNamespaceNesting(depth);
try {
const startTime = Date.now();
const parsed = await einvoice.parseXML(xml);
const endTime = Date.now();
results.push({
depth,
success: true,
timeTaken: endTime - startTime,
namespacesPreserved: true // Check if namespaces were preserved
});
} catch (error) {
results.push({
depth,
success: false,
error: error.message
});
}
}
return results;
}
);
namespaceNesting.forEach(result => {
if (result.depth <= 50) {
t.ok(result.success, `Namespace depth ${result.depth} should be handled`);
}
});
// Test 4: Mixed content deep nesting
const mixedContentNesting = await performanceTracker.measureAsync(
'mixed-content-deep-nesting',
async () => {
const createMixedNesting = (depth: number): string => {
let xml = '';
for (let i = 0; i < depth; i++) {
xml += `<Level${i}>Text before `;
}
xml += '<Value>Core Value</Value>';
for (let i = depth - 1; i >= 0; i--) {
xml += ` text after</Level${i}>`;
}
return xml;
};
const testCases = [10, 50, 100, 500];
const results = [];
for (const depth of testCases) {
const xml = `<?xml version="1.0" encoding="UTF-8"?>
<Invoice>
<MixedContent>
${createMixedNesting(depth)}
</MixedContent>
</Invoice>`;
try {
const parsed = await einvoice.parseXML(xml);
results.push({
depth,
success: true,
hasMixedContent: true
});
} catch (error) {
results.push({
depth,
success: false,
error: error.message
});
}
}
return results;
}
);
mixedContentNesting.forEach(result => {
t.ok(result.success || result.error, `Mixed content depth ${result.depth} was handled`);
});
// Test 5: Attribute-heavy deep nesting
const attributeHeavyNesting = await performanceTracker.measureAsync(
'attribute-heavy-nesting',
async () => {
const createAttributeNesting = (depth: number, attrsPerLevel: number): string => {
let xml = '';
for (let i = 0; i < depth; i++) {
xml += `<Element${i}`;
// Add multiple attributes at each level
for (let j = 0; j < attrsPerLevel; j++) {
xml += ` attr${j}="value${i}_${j}"`;
}
xml += '>';
}
xml += 'Content';
for (let i = depth - 1; i >= 0; i--) {
xml += `</Element${i}>`;
}
return xml;
};
const testCases = [
{ depth: 10, attrs: 10 },
{ depth: 50, attrs: 5 },
{ depth: 100, attrs: 3 },
{ depth: 500, attrs: 1 }
];
const results = [];
for (const test of testCases) {
const xml = `<?xml version="1.0" encoding="UTF-8"?>
<Invoice>
${createAttributeNesting(test.depth, test.attrs)}
</Invoice>`;
const startTime = Date.now();
const startMemory = process.memoryUsage();
try {
await einvoice.parseXML(xml);
const endTime = Date.now();
const endMemory = process.memoryUsage();
results.push({
depth: test.depth,
attributesPerLevel: test.attrs,
totalAttributes: test.depth * test.attrs,
success: true,
timeTaken: endTime - startTime,
memoryUsed: endMemory.heapUsed - startMemory.heapUsed
});
} catch (error) {
results.push({
depth: test.depth,
attributesPerLevel: test.attrs,
success: false,
error: error.message
});
}
}
return results;
}
);
attributeHeavyNesting.forEach(result => {
t.ok(result.success || result.error,
`Attribute-heavy nesting (depth: ${result.depth}, attrs: ${result.attributesPerLevel}) was processed`);
});
// Test 6: CDATA section nesting
const cdataNesting = await performanceTracker.measureAsync(
'cdata-section-nesting',
async () => {
const depths = [5, 10, 20, 50];
const results = [];
for (const depth of depths) {
let xml = '<?xml version="1.0" encoding="UTF-8"?><Invoice>';
// Create nested elements with CDATA
for (let i = 0; i < depth; i++) {
xml += `<Level${i}><![CDATA[Data at level ${i} with <special> characters & symbols]]>`;
}
// Close all elements
for (let i = depth - 1; i >= 0; i--) {
xml += `</Level${i}>`;
}
xml += '</Invoice>';
try {
const parsed = await einvoice.parseXML(xml);
results.push({
depth,
success: true,
cdataPreserved: true
});
} catch (error) {
results.push({
depth,
success: false,
error: error.message
});
}
}
return results;
}
);
cdataNesting.forEach(result => {
t.ok(result.success, `CDATA nesting depth ${result.depth} should be handled`);
});
// Test 7: Processing instruction nesting
const processingInstructionNesting = await performanceTracker.measureAsync(
'processing-instruction-nesting',
async () => {
const createPINesting = (depth: number): string => {
let xml = '<?xml version="1.0" encoding="UTF-8"?>\n';
for (let i = 0; i < depth; i++) {
xml += `<?process-level-${i} instruction="value"?>\n`;
xml += `<Level${i}>\n`;
}
xml += '<Data>Content</Data>\n';
for (let i = depth - 1; i >= 0; i--) {
xml += `</Level${i}>\n`;
}
return xml;
};
const depths = [10, 25, 50];
const results = [];
for (const depth of depths) {
const xml = createPINesting(depth);
try {
const parsed = await einvoice.parseXML(xml);
results.push({
depth,
success: true,
processingInstructionsHandled: true
});
} catch (error) {
results.push({
depth,
success: false,
error: error.message
});
}
}
return results;
}
);
processingInstructionNesting.forEach(result => {
t.ok(result.success, `PI nesting depth ${result.depth} should be handled`);
});
// Test 8: Real invoice format deep structures
const realFormatDeepStructures = await performanceTracker.measureAsync(
'real-format-deep-structures',
async () => {
const formats = ['ubl', 'cii'];
const results = [];
for (const format of formats) {
// Create deeply nested invoice structure
let invoice;
if (format === 'ubl') {
invoice = `<?xml version="1.0" encoding="UTF-8"?>
<Invoice xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2">
<ID>DEEP-UBL-001</ID>
<Note>
<SubNote>
<SubSubNote>
<Content>
<Detail>
<SubDetail>
<Information>Deeply nested note</Information>
</SubDetail>
</Detail>
</Content>
</SubSubNote>
</SubNote>
</Note>
<InvoiceLine>
<Item>
<AdditionalItemProperty>
<Value>
<SubValue>
<Detail>
<SubDetail>
<Information>Deep item property</Information>
</SubDetail>
</Detail>
</SubValue>
</Value>
</AdditionalItemProperty>
</Item>
</InvoiceLine>
</Invoice>`;
} else {
invoice = `<?xml version="1.0" encoding="UTF-8"?>
<rsm:CrossIndustryInvoice xmlns:rsm="urn:un:unece:uncefact:data:standard:CrossIndustryInvoice:100">
<rsm:ExchangedDocument>
<ram:ID>DEEP-CII-001</ram:ID>
<ram:IncludedNote>
<ram:Content>
<ram:SubContent>
<ram:Detail>
<ram:SubDetail>
<ram:Information>Deep CII structure</ram:Information>
</ram:SubDetail>
</ram:Detail>
</ram:SubContent>
</ram:Content>
</ram:IncludedNote>
</rsm:ExchangedDocument>
</rsm:CrossIndustryInvoice>`;
}
try {
const parsed = await einvoice.parseDocument(invoice);
const validated = await einvoice.validate(parsed);
results.push({
format,
parsed: true,
valid: validated?.isValid || false,
deepStructureSupported: true
});
} catch (error) {
results.push({
format,
parsed: false,
error: error.message
});
}
}
return results;
}
);
realFormatDeepStructures.forEach(result => {
t.ok(result.parsed, `${result.format} deep structure should be parsed`);
});
// Test 9: Stack overflow protection
const stackOverflowProtection = await performanceTracker.measureAsync(
'stack-overflow-protection',
async () => {
const extremeDepths = [10000, 50000, 100000];
const results = [];
for (const depth of extremeDepths) {
// Create extremely deep structure efficiently
const parts = [];
parts.push('<?xml version="1.0" encoding="UTF-8"?>');
// Opening tags
for (let i = 0; i < Math.min(depth, 1000); i++) {
parts.push(`<L${i}>`);
}
parts.push('<Data>Test</Data>');
// Closing tags
for (let i = Math.min(depth - 1, 999); i >= 0; i--) {
parts.push(`</L${i}>`);
}
const xml = parts.join('');
const startTime = Date.now();
try {
await einvoice.parseXML(xml, { maxDepth: 1000 });
const endTime = Date.now();
results.push({
depth,
protected: true,
method: 'depth-limit',
timeTaken: endTime - startTime
});
} catch (error) {
const endTime = Date.now();
results.push({
depth,
protected: true,
method: error.message.includes('depth') ? 'depth-check' : 'stack-guard',
timeTaken: endTime - startTime,
error: error.message
});
}
}
return results;
}
);
stackOverflowProtection.forEach(result => {
t.ok(result.protected, `Stack overflow protection active for depth ${result.depth}`);
});
// Test 10: Performance impact of nesting
const nestingPerformanceImpact = await performanceTracker.measureAsync(
'nesting-performance-impact',
async () => {
const depths = [1, 10, 50, 100, 500, 1000];
const results = [];
for (const depth of depths) {
// Create invoice with specific nesting depth
let xml = '<?xml version="1.0" encoding="UTF-8"?><Invoice>';
// Create structure at depth
let current = xml;
for (let i = 0; i < depth; i++) {
current += `<Item${i}>`;
}
current += '<ID>TEST</ID><Amount>100</Amount>';
for (let i = depth - 1; i >= 0; i--) {
current += `</Item${i}>`;
}
current += '</Invoice>';
// Measure parsing time
const iterations = 10;
const times = [];
for (let i = 0; i < iterations; i++) {
const startTime = process.hrtime.bigint();
try {
await einvoice.parseXML(current);
} catch (error) {
// Ignore errors for performance testing
}
const endTime = process.hrtime.bigint();
times.push(Number(endTime - startTime) / 1000000); // Convert to ms
}
const avgTime = times.reduce((a, b) => a + b, 0) / times.length;
const minTime = Math.min(...times);
const maxTime = Math.max(...times);
results.push({
depth,
avgTime,
minTime,
maxTime,
complexity: avgTime / depth // Time per nesting level
einvoice.items.push({
position: i + 1,
name: itemName + ' > Final Product Description with Technical Specifications > Version 1.0 > Revision 3',
articleNumber: `NESTED-${i + 1}-${String.fromCharCode(65 + i)}-${(i + 1) * 100}`,
unitType: 'EA',
unitQuantity: (i + 1) * 2,
unitNetPrice: 100 + (i * 50),
vatPercentage: 19
});
}
return results;
// Test XML generation with nested structure
const xmlString = await einvoice.toXmlString('ubl');
// Test parsing back
const parsedInvoice = new EInvoice();
await parsedInvoice.fromXmlString(xmlString);
// Test validation
const validationResult = await parsedInvoice.validate(ValidationLevel.SYNTAX);
return {
itemCount: einvoice.items.length,
xmlSize: Buffer.byteLength(xmlString, 'utf8'),
deepestItemNameLength: Math.max(...einvoice.items.map(item => item.name.length)),
preservedItems: parsedInvoice.items?.length || 0,
validationResult,
xmlNestingDepth: (xmlString.match(/>/g) || []).length
};
}
);
// Verify performance doesn't degrade exponentially
const complexities = nestingPerformanceImpact.map(r => r.complexity);
const avgComplexity = complexities.reduce((a, b) => a + b, 0) / complexities.length;
nestingPerformanceImpact.forEach(result => {
t.ok(result.complexity < avgComplexity * 10,
`Nesting depth ${result.depth} has reasonable performance`);
});
console.log(` Created ${deeplyNestedResult.itemCount} items with nested structures`);
console.log(` XML size: ${(deeplyNestedResult.xmlSize / 1024).toFixed(2)} KB`);
console.log(` Deepest item name: ${deeplyNestedResult.deepestItemNameLength} chars`);
console.log(` XML nesting depth: ${deeplyNestedResult.xmlNestingDepth} tags`);
console.log(` Processing time: ${deeplyNestedMetric.duration}ms`);
// Print performance summary
performanceTracker.printSummary();
expect(deeplyNestedResult.itemCount).toEqual(5);
expect(deeplyNestedResult.preservedItems).toEqual(5);
expect(deeplyNestedResult.validationResult.valid).toBeTrue();
// Test 2: Invoice with deeply nested XML namespace structure
console.log('\nTest 2: Testing XML with multiple namespace levels');
const { result: namespaceResult, metric: namespaceMetric } = await PerformanceTracker.track(
'namespace-nesting',
async () => {
// Create a complex CII XML with multiple namespaces
const complexXml = `<?xml version="1.0" encoding="UTF-8"?>
<rsm:CrossIndustryInvoice
xmlns:rsm="urn:un:unece:uncefact:data:standard:CrossIndustryInvoice:100"
xmlns:ram="urn:un:unece:uncefact:data:standard:ReusableAggregateBusinessInformationEntity:100"
xmlns:udt="urn:un:unece:uncefact:data:standard:UnqualifiedDataType:100"
xmlns:qdt="urn:un:unece:uncefact:data:standard:QualifiedDataType:100"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<rsm:ExchangedDocumentContext>
<ram:GuidelineSpecifiedDocumentContextParameter>
<ram:ID>urn:cen.eu:en16931:2017</ram:ID>
</ram:GuidelineSpecifiedDocumentContextParameter>
</rsm:ExchangedDocumentContext>
<rsm:ExchangedDocument>
<ram:ID>NAMESPACE-TEST-001</ram:ID>
<ram:TypeCode>380</ram:TypeCode>
<ram:IssueDateTime>
<udt:DateTimeString format="102">20240101</udt:DateTimeString>
</ram:IssueDateTime>
</rsm:ExchangedDocument>
<rsm:SupplyChainTradeTransaction>
<ram:ApplicableHeaderTradeAgreement>
<ram:SellerTradeParty>
<ram:Name>Namespace Test Seller</ram:Name>
<ram:PostalTradeAddress>
<ram:LineOne>Test Street</ram:LineOne>
<ram:LineTwo>1</ram:LineTwo>
<ram:PostcodeCode>12345</ram:PostcodeCode>
<ram:CityName>Berlin</ram:CityName>
<ram:CountryID>DE</ram:CountryID>
</ram:PostalTradeAddress>
<ram:SpecifiedTaxRegistration>
<ram:ID schemeID="VA">DE123456789</ram:ID>
</ram:SpecifiedTaxRegistration>
</ram:SellerTradeParty>
<ram:BuyerTradeParty>
<ram:Name>Namespace Test Buyer</ram:Name>
<ram:PostalTradeAddress>
<ram:LineOne>Market Street</ram:LineOne>
<ram:LineTwo>2</ram:LineTwo>
<ram:PostcodeCode>54321</ram:PostcodeCode>
<ram:CityName>Munich</ram:CityName>
<ram:CountryID>DE</ram:CountryID>
</ram:PostalTradeAddress>
</ram:BuyerTradeParty>
</ram:ApplicableHeaderTradeAgreement>
<ram:ApplicableHeaderTradeSettlement>
<ram:InvoiceCurrencyCode>EUR</ram:InvoiceCurrencyCode>
</ram:ApplicableHeaderTradeSettlement>
</rsm:SupplyChainTradeTransaction>
</rsm:CrossIndustryInvoice>`;
// Parse the complex XML
const invoice = new EInvoice();
await invoice.fromXmlString(complexXml);
// Count namespace declarations
const namespaceCount = (complexXml.match(/xmlns:/g) || []).length;
const elementCount = (complexXml.match(/<[^/][^>]*>/g) || []).length;
return {
parsedId: invoice.id,
namespaceCount,
elementCount,
fromName: invoice.from?.name,
toName: invoice.to?.name
};
}
);
console.log(` Parsed invoice ID: ${namespaceResult.parsedId}`);
console.log(` Namespace declarations: ${namespaceResult.namespaceCount}`);
console.log(` XML elements: ${namespaceResult.elementCount}`);
console.log(` Processing time: ${namespaceMetric.duration}ms`);
expect(namespaceResult.parsedId).toEqual('NAMESPACE-TEST-001');
expect(namespaceResult.namespaceCount).toBeGreaterThan(3);
// Test 3: Round-trip with nested structures
console.log('\nTest 3: Round-trip conversion with nested data');
const { result: roundTripResult, metric: roundTripMetric } = await PerformanceTracker.track(
'nested-round-trip',
async () => {
const invoice = new EInvoice();
// Create complex nested structure
invoice.id = 'ROUND-TRIP-NESTED-001';
invoice.issueDate = new Date('2024-01-01');
invoice.currency = 'EUR';
invoice.from = {
type: 'company',
name: 'Company A > Division B > Department C',
description: 'Nested company structure test',
address: {
streetName: 'Street > Section > Block',
houseNumber: '1A-2B-3C',
postalCode: '12345',
city: 'City > District > Zone',
country: 'DE'
},
status: 'active',
foundedDate: { year: 2020, month: 1, day: 1 },
registrationDetails: {
vatId: 'DE123456789',
registrationId: 'HRB 12345',
registrationName: 'Registry > Division'
}
};
invoice.to = {
type: 'person',
name: 'John',
surname: 'Doe',
salutation: 'Mr' as const,
sex: 'male' as const,
title: 'Doctor' as const,
description: 'Individual customer',
address: {
streetName: 'Simple Street',
houseNumber: '1',
postalCode: '54321',
city: 'Simple City',
country: 'DE'
}
};
// Add nested items
invoice.items = [{
position: 1,
name: 'Service > Category > Subcategory > Item > Variant > Option',
articleNumber: 'SRV-CAT-SUB-ITM-VAR-OPT',
unitType: 'HUR',
unitQuantity: 8,
unitNetPrice: 250,
vatPercentage: 19
}];
// Convert to both formats and back
const ublXml = await invoice.toXmlString('ubl');
const ciiXml = await invoice.toXmlString('cii');
const fromUbl = new EInvoice();
await fromUbl.fromXmlString(ublXml);
const fromCii = new EInvoice();
await fromCii.fromXmlString(ciiXml);
return {
originalItemName: invoice.items[0].name,
ublPreservedName: fromUbl.items?.[0]?.name,
ciiPreservedName: fromCii.items?.[0]?.name,
ublXmlSize: Buffer.byteLength(ublXml, 'utf8'),
ciiXmlSize: Buffer.byteLength(ciiXml, 'utf8')
};
}
);
console.log(` Original item name: ${roundTripResult.originalItemName}`);
console.log(` UBL preserved: ${roundTripResult.ublPreservedName === roundTripResult.originalItemName ? '✓' : '✗'}`);
console.log(` CII preserved: ${roundTripResult.ciiPreservedName === roundTripResult.originalItemName ? '✓' : '✗'}`);
console.log(` UBL XML size: ${(roundTripResult.ublXmlSize / 1024).toFixed(2)} KB`);
console.log(` CII XML size: ${(roundTripResult.ciiXmlSize / 1024).toFixed(2)} KB`);
console.log(` Processing time: ${roundTripMetric.duration}ms`);
expect(roundTripResult.ublPreservedName).toEqual(roundTripResult.originalItemName);
expect(roundTripResult.ciiPreservedName).toEqual(roundTripResult.originalItemName);
console.log('\n✓ All deeply nested XML tests completed successfully');
});
// Run the test
tap.start();