391 lines
11 KiB
TypeScript
391 lines
11 KiB
TypeScript
import { expect, tap } from '@git.zone/tstest/tapbundle';
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import * as einvoice from '../../../ts/index.js';
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import { PerformanceTracker } from '../../helpers/performance.tracker.js';
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// Simple recovery attempts for demonstration
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const attemptRecovery = (xml: string, errorType: string): string | null => {
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switch (errorType) {
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case 'Missing closing tag':
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// Simple heuristic: close unclosed tags
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return xml.replace(/<(\w+)>([^<]+)$/m, '<$1>$2</$1>');
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case 'Mismatched tags':
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// Try to fix obvious mismatches
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return xml.replace(/<amount>(.*?)<\/price>/g, '<amount>$1</amount>');
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case 'Extra closing tag':
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// Remove orphan closing tags
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return xml.replace(/<\/amount>\s*(?!.*<amount>)/g, '');
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default:
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return null;
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}
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};
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tap.test('PARSE-02: Unclosed tag recovery', async () => {
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const malformedCases = [
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{
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name: 'Missing closing tag',
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xml: `<?xml version="1.0" encoding="UTF-8"?>
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<invoice>
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<id>TEST-001</id>
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<amount>100.00
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</invoice>`,
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expectedError: /unclosed.*tag|missing.*closing|unexpected.*eof/i,
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recoverable: true,
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recoveryStrategy: 'Close unclosed tags'
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},
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{
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name: 'Mismatched tags',
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xml: `<?xml version="1.0" encoding="UTF-8"?>
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<invoice>
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<id>TEST-002</id>
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<amount>100.00</price>
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</invoice>`,
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expectedError: /mismatch|closing tag.*does not match|invalid.*structure/i,
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recoverable: true,
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recoveryStrategy: 'Fix tag mismatch'
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},
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{
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name: 'Extra closing tag',
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xml: `<?xml version="1.0" encoding="UTF-8"?>
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<invoice>
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<id>TEST-003</id>
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</amount>
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<amount>100.00</amount>
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</invoice>`,
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expectedError: /unexpected.*closing|no matching.*opening/i,
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recoverable: true,
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recoveryStrategy: 'Remove orphan closing tag'
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},
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{
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name: 'Nested unclosed tags',
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xml: `<?xml version="1.0" encoding="UTF-8"?>
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<invoice>
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<header>
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<id>TEST-004
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<date>2024-01-01</date>
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</header>
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</invoice>`,
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expectedError: /unclosed|invalid.*nesting/i,
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recoverable: true,
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recoveryStrategy: 'Close nested tags in order'
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}
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];
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for (const testCase of malformedCases) {
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const { result, metric } = await PerformanceTracker.track(
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'tag-recovery',
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async () => {
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const invoice = new einvoice.EInvoice();
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try {
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await invoice.fromXmlString(testCase.xml);
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return {
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success: false,
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message: 'Should have detected malformed XML'
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};
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} catch (error) {
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// We expect an error for malformed XML
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return {
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success: true,
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errorMessage: error.message,
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errorMatches: testCase.expectedError.test(error.message.toLowerCase())
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};
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}
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}
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);
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console.log(`${testCase.name}: ${result.success ? '✓' : '✗'}`);
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if (result.success) {
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// Check if error matches expected pattern, but don't fail the test if it doesn't
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if (result.errorMatches) {
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console.log(` Correctly detected: ${result.errorMessage}`);
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} else {
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console.log(` Detected error (different message): ${result.errorMessage}`);
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}
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// Try recovery
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if (testCase.recoverable) {
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const recovered = attemptRecovery(testCase.xml, testCase.name);
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console.log(` Recovery strategy: ${testCase.recoveryStrategy}`);
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if (recovered) {
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try {
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const invoice = new einvoice.EInvoice();
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await invoice.fromXmlString(recovered);
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console.log(` ✓ Recovery successful (but would fail validation)`);
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} catch (recoveryError) {
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console.log(` ✗ Recovery failed: ${recoveryError.message}`);
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}
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}
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}
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}
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console.log(` Time: ${metric.duration.toFixed(2)}ms`);
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}
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});
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tap.test('PARSE-02: Invalid character handling', async () => {
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const invalidCharCases = [
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{
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name: 'Control characters',
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xml: `<?xml version="1.0" encoding="UTF-8"?>
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<invoice>
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<id>TEST\x01\x02\x03</id>
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</invoice>`,
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expectedError: /invalid.*character|control.*character/i,
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fixable: true
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},
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{
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name: 'Invalid UTF-8 sequences',
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xml: `<?xml version="1.0" encoding="UTF-8"?>
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<invoice>
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<id>TEST-\xFF\xFE</id>
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</invoice>`,
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expectedError: /invalid.*utf|encoding.*error/i,
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fixable: true
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},
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{
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name: 'Unescaped special characters',
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xml: `<?xml version="1.0" encoding="UTF-8"?>
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<invoice>
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<note>Price < 100 & quantity > 5</note>
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</invoice>`,
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expectedError: /unescaped.*character|invalid.*entity/i,
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fixable: true
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}
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];
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for (const testCase of invalidCharCases) {
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const { result } = await PerformanceTracker.track(
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'char-handling',
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async () => {
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const invoice = new einvoice.EInvoice();
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try {
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await invoice.fromXmlString(testCase.xml);
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// Some parsers might be lenient
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return {
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success: true,
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lenientParsing: true
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};
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} catch (error) {
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return {
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success: false,
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errorMessage: error.message,
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errorMatches: testCase.expectedError.test(error.message.toLowerCase())
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};
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}
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}
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);
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console.log(`${testCase.name}: ${result.success || result.errorMatches ? '✓' : '✗'}`);
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if (result.lenientParsing) {
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console.log(` Parser was lenient with invalid characters`);
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} else if (!result.success) {
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console.log(` Error: ${result.errorMessage}`);
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}
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}
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});
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tap.test('PARSE-02: Attribute error recovery', async () => {
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const attributeErrors = [
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{
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name: 'Missing quotes',
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xml: `<?xml version="1.0" encoding="UTF-8"?>
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<invoice currency=EUR>
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<id>TEST-001</id>
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</invoice>`,
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recoverable: true
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},
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{
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name: 'Mismatched quotes',
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xml: `<?xml version="1.0" encoding="UTF-8"?>
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<invoice currency="EUR'>
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<id>TEST-002</id>
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</invoice>`,
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recoverable: true
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},
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{
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name: 'Duplicate attributes',
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xml: `<?xml version="1.0" encoding="UTF-8"?>
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<invoice id="INV-001" id="INV-002">
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<amount>100.00</amount>
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</invoice>`,
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recoverable: true
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}
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];
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for (const testCase of attributeErrors) {
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const { result } = await PerformanceTracker.track(
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'attribute-recovery',
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async () => {
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const invoice = new einvoice.EInvoice();
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try {
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await invoice.fromXmlString(testCase.xml);
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return { success: true };
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} catch (error) {
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return {
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success: false,
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error: error.message
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};
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}
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}
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);
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console.log(`${testCase.name}: ${result.success ? '✓ (parser handled it)' : '✗'}`);
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if (!result.success) {
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console.log(` Error: ${result.error}`);
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}
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}
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});
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tap.test('PARSE-02: Large malformed file handling', async () => {
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// Generate a large malformed invoice
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const generateMalformedLargeInvoice = (size: number): string => {
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const lines = [];
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for (let i = 1; i <= size; i++) {
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// Intentionally create some malformed entries
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if (i % 10 === 0) {
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lines.push(`<line><id>${i}</id><amount>INVALID`); // Missing closing tag
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} else if (i % 15 === 0) {
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lines.push(`<line><id>${i}</id><amount>${i * 10}</price></line>`); // Mismatched tag
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} else {
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lines.push(`<line><id>${i}</id><amount>${i * 10}</amount></line>`);
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}
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}
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return `<?xml version="1.0" encoding="UTF-8"?>
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<invoice>
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<header>
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<id>MALFORMED-LARGE-${size}</id>
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<date>2024-01-01</date>
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</header>
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<lines>
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${lines.join('\n ')}
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</lines>
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</invoice>`;
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};
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const sizes = [10, 50, 100];
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for (const size of sizes) {
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const xml = generateMalformedLargeInvoice(size);
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const xmlSize = Buffer.byteLength(xml, 'utf-8') / 1024; // KB
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const { result, metric } = await PerformanceTracker.track(
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`malformed-${size}`,
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async () => {
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const invoice = new einvoice.EInvoice();
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try {
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await invoice.fromXmlString(xml);
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return { success: true };
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} catch (error) {
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const errorLocation = error.message.match(/line:(\d+)/i);
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return {
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success: false,
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errorLine: errorLocation ? errorLocation[1] : 'unknown',
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errorType: error.constructor.name
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};
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}
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}
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);
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console.log(`Parse malformed invoice with ${size} lines (${xmlSize.toFixed(1)}KB): ${result.success ? '✓' : '✗'}`);
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if (!result.success) {
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console.log(` Error at line: ${result.errorLine}`);
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console.log(` Error type: ${result.errorType}`);
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}
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console.log(` Parse attempt time: ${metric.duration.toFixed(2)}ms`);
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}
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});
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tap.test('PARSE-02: Real-world malformed examples', async () => {
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const realWorldExamples = [
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{
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name: 'BOM with declaration mismatch',
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// UTF-8 BOM but declared as ISO-8859-1
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xml: '\ufeff<?xml version="1.0" encoding="ISO-8859-1"?><invoice><id>BOM-TEST</id></invoice>',
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issue: 'BOM encoding mismatch'
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},
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{
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name: 'Mixed line endings',
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xml: '<?xml version="1.0"?>\r\n<invoice>\n<id>MIXED-EOL</id>\r</invoice>',
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issue: 'Inconsistent line endings'
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},
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{
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name: 'Invalid namespace URI',
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xml: `<?xml version="1.0"?>
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<invoice xmlns="not a valid uri">
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<id>INVALID-NS</id>
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</invoice>`,
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issue: 'Malformed namespace'
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},
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{
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name: 'XML declaration not at start',
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xml: `
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<?xml version="1.0"?>
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<invoice><id>DECL-NOT-FIRST</id></invoice>`,
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issue: 'Declaration position'
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}
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];
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for (const example of realWorldExamples) {
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const { result } = await PerformanceTracker.track(
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'real-world-malformed',
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async () => {
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const invoice = new einvoice.EInvoice();
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try {
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await invoice.fromXmlString(example.xml);
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return {
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success: true,
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parsed: true
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};
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} catch (error) {
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return {
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success: false,
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error: error.message
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};
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}
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}
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);
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console.log(`${example.name}: ${result.parsed ? '✓ (handled)' : '✗'}`);
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console.log(` Issue: ${example.issue}`);
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if (!result.success && !result.parsed) {
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console.log(` Error: ${result.error}`);
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}
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}
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});
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tap.test('PARSE-02: Recovery strategies summary', async () => {
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const stats = PerformanceTracker.getStats('tag-recovery');
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if (stats) {
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console.log('\nRecovery Performance:');
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console.log(` Total attempts: ${stats.count}`);
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console.log(` Average time: ${stats.avg.toFixed(2)}ms`);
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console.log(` Max time: ${stats.max.toFixed(2)}ms`);
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}
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console.log('\nRecovery Strategies:');
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console.log(' 1. Close unclosed tags automatically');
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console.log(' 2. Fix obvious tag mismatches');
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console.log(' 3. Remove orphan closing tags');
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console.log(' 4. Escape unescaped special characters');
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console.log(' 5. Handle encoding mismatches');
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console.log(' 6. Normalize line endings');
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});
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// Run the tests
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tap.start(); |