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This commit is contained in:
569
test/suite/einvoice_performance/test.perf-05.memory-usage.ts
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569
test/suite/einvoice_performance/test.perf-05.memory-usage.ts
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/**
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* @file test.perf-05.memory-usage.ts
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* @description Performance tests for memory usage profiling
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*/
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import { tap } from '@git.zone/tstest/tapbundle';
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import * as plugins from '../../plugins.js';
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import { EInvoice } from '../../../ts/index.js';
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import { CorpusLoader } from '../../suite/corpus.loader.js';
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import { PerformanceTracker } from '../../suite/performance.tracker.js';
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const corpusLoader = new CorpusLoader();
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const performanceTracker = new PerformanceTracker('PERF-05: Memory Usage Profiling');
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tap.test('PERF-05: Memory Usage Profiling - should maintain efficient memory usage patterns', async (t) => {
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// Test 1: Baseline memory usage for different operations
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const baselineMemoryUsage = await performanceTracker.measureAsync(
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'baseline-memory-usage',
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async () => {
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const einvoice = new EInvoice();
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const results = {
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operations: [],
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initialMemory: null,
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finalMemory: null
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};
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// Force garbage collection if available
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if (global.gc) global.gc();
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results.initialMemory = process.memoryUsage();
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// Test different operations
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const operations = [
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{
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name: 'Format Detection',
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fn: async () => {
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const xml = '<?xml version="1.0"?><Invoice xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2"><ID>TEST</ID></Invoice>';
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for (let i = 0; i < 100; i++) {
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await einvoice.detectFormat(xml);
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}
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}
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},
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{
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name: 'XML Parsing',
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fn: async () => {
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const xml = `<?xml version="1.0"?>
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<Invoice xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2">
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<ID>MEM-TEST</ID>
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<IssueDate>2024-01-01</IssueDate>
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${Array(10).fill('<InvoiceLine><ID>Line</ID></InvoiceLine>').join('\n')}
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</Invoice>`;
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for (let i = 0; i < 50; i++) {
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await einvoice.parseInvoice(xml, 'ubl');
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}
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}
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},
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{
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name: 'Validation',
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fn: async () => {
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const invoice = {
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format: 'ubl' as const,
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data: {
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documentType: 'INVOICE',
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invoiceNumber: 'MEM-VAL-001',
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issueDate: '2024-02-10',
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seller: { name: 'Seller', address: 'Address', country: 'US', taxId: 'US123' },
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buyer: { name: 'Buyer', address: 'Address', country: 'US', taxId: 'US456' },
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items: Array.from({ length: 20 }, (_, i) => ({
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description: `Item ${i + 1}`,
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quantity: 1,
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unitPrice: 100,
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vatRate: 10,
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lineTotal: 100
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})),
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totals: { netAmount: 2000, vatAmount: 200, grossAmount: 2200 }
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}
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};
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for (let i = 0; i < 30; i++) {
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await einvoice.validateInvoice(invoice);
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}
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}
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},
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{
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name: 'Format Conversion',
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fn: async () => {
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const invoice = {
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format: 'ubl' as const,
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data: {
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documentType: 'INVOICE',
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invoiceNumber: 'MEM-CONV-001',
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issueDate: '2024-02-10',
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seller: { name: 'Seller', address: 'Address', country: 'US', taxId: 'US123' },
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buyer: { name: 'Buyer', address: 'Address', country: 'US', taxId: 'US456' },
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items: [{ description: 'Item', quantity: 1, unitPrice: 100, vatRate: 10, lineTotal: 100 }],
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totals: { netAmount: 100, vatAmount: 10, grossAmount: 110 }
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}
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};
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for (let i = 0; i < 20; i++) {
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await einvoice.convertFormat(invoice, 'cii');
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}
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}
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}
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];
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// Execute operations and measure memory
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for (const operation of operations) {
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if (global.gc) global.gc();
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const beforeMemory = process.memoryUsage();
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await operation.fn();
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if (global.gc) global.gc();
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const afterMemory = process.memoryUsage();
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results.operations.push({
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name: operation.name,
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heapUsedBefore: (beforeMemory.heapUsed / 1024 / 1024).toFixed(2),
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heapUsedAfter: (afterMemory.heapUsed / 1024 / 1024).toFixed(2),
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heapIncrease: ((afterMemory.heapUsed - beforeMemory.heapUsed) / 1024 / 1024).toFixed(2),
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externalIncrease: ((afterMemory.external - beforeMemory.external) / 1024 / 1024).toFixed(2),
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rssIncrease: ((afterMemory.rss - beforeMemory.rss) / 1024 / 1024).toFixed(2)
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});
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}
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if (global.gc) global.gc();
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results.finalMemory = process.memoryUsage();
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return results;
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}
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);
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// Test 2: Memory scaling with invoice complexity
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const memoryScaling = await performanceTracker.measureAsync(
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'memory-scaling',
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async () => {
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const einvoice = new EInvoice();
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const results = {
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scalingData: [],
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memoryFormula: null
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};
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// Test with increasing invoice sizes
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const itemCounts = [1, 10, 50, 100, 200, 500, 1000];
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for (const itemCount of itemCounts) {
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if (global.gc) global.gc();
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const beforeMemory = process.memoryUsage();
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// Create invoice with specified number of items
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const invoice = {
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format: 'ubl' as const,
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data: {
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documentType: 'INVOICE',
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invoiceNumber: `SCALE-${itemCount}`,
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issueDate: '2024-02-10',
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seller: {
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name: 'Memory Test Seller Corporation Ltd.',
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address: '123 Memory Lane, Suite 456',
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city: 'Test City',
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postalCode: '12345',
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country: 'US',
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taxId: 'US123456789'
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},
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buyer: {
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name: 'Memory Test Buyer Enterprises Inc.',
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address: '789 RAM Avenue, Floor 10',
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city: 'Cache Town',
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postalCode: '67890',
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country: 'US',
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taxId: 'US987654321'
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},
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items: Array.from({ length: itemCount }, (_, i) => ({
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description: `Product Item Number ${i + 1} with detailed description and specifications`,
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quantity: Math.floor(Math.random() * 100) + 1,
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unitPrice: Math.random() * 1000,
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vatRate: [5, 10, 15, 20][Math.floor(Math.random() * 4)],
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lineTotal: 0,
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itemId: `ITEM-${String(i + 1).padStart(6, '0')}`,
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additionalInfo: {
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weight: `${Math.random() * 10}kg`,
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dimensions: `${Math.random() * 100}x${Math.random() * 100}x${Math.random() * 100}`,
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notes: `Additional notes for item ${i + 1}`
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}
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})),
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totals: { netAmount: 0, vatAmount: 0, grossAmount: 0 }
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}
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};
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// Calculate totals
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invoice.data.items.forEach(item => {
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item.lineTotal = item.quantity * item.unitPrice;
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invoice.data.totals.netAmount += item.lineTotal;
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invoice.data.totals.vatAmount += item.lineTotal * (item.vatRate / 100);
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});
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invoice.data.totals.grossAmount = invoice.data.totals.netAmount + invoice.data.totals.vatAmount;
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// Process invoice through multiple operations
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const parsed = await einvoice.parseInvoice(JSON.stringify(invoice), 'json');
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await einvoice.validateInvoice(parsed);
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await einvoice.convertFormat(parsed, 'cii');
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if (global.gc) global.gc();
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const afterMemory = process.memoryUsage();
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const memoryUsed = (afterMemory.heapUsed - beforeMemory.heapUsed) / 1024 / 1024;
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const invoiceSize = JSON.stringify(invoice).length / 1024; // KB
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results.scalingData.push({
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itemCount,
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invoiceSizeKB: invoiceSize.toFixed(2),
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memoryUsedMB: memoryUsed.toFixed(2),
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memoryPerItemKB: ((memoryUsed * 1024) / itemCount).toFixed(2),
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memoryEfficiency: (invoiceSize / (memoryUsed * 1024)).toFixed(3)
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});
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}
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// Calculate memory scaling formula (linear regression)
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if (results.scalingData.length > 2) {
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const n = results.scalingData.length;
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const sumX = results.scalingData.reduce((sum, d) => sum + d.itemCount, 0);
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const sumY = results.scalingData.reduce((sum, d) => sum + parseFloat(d.memoryUsedMB), 0);
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const sumXY = results.scalingData.reduce((sum, d) => sum + d.itemCount * parseFloat(d.memoryUsedMB), 0);
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const sumX2 = results.scalingData.reduce((sum, d) => sum + d.itemCount * d.itemCount, 0);
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const slope = (n * sumXY - sumX * sumY) / (n * sumX2 - sumX * sumX);
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const intercept = (sumY - slope * sumX) / n;
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results.memoryFormula = {
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slope: slope.toFixed(4),
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intercept: intercept.toFixed(4),
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formula: `Memory(MB) = ${slope.toFixed(4)} * items + ${intercept.toFixed(4)}`
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};
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}
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return results;
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}
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);
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// Test 3: Memory leak detection
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const memoryLeakDetection = await performanceTracker.measureAsync(
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'memory-leak-detection',
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async () => {
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const einvoice = new EInvoice();
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const results = {
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iterations: 100,
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memorySnapshots: [],
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leakDetected: false,
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leakRate: 0
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};
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// Test invoice for repeated operations
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const testInvoice = {
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format: 'ubl' as const,
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data: {
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documentType: 'INVOICE',
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invoiceNumber: 'LEAK-TEST-001',
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issueDate: '2024-02-10',
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seller: { name: 'Leak Test Seller', address: 'Address', country: 'US', taxId: 'US123' },
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buyer: { name: 'Leak Test Buyer', address: 'Address', country: 'US', taxId: 'US456' },
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items: Array.from({ length: 10 }, (_, i) => ({
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description: `Item ${i + 1}`,
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quantity: 1,
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unitPrice: 100,
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vatRate: 10,
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lineTotal: 100
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})),
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totals: { netAmount: 1000, vatAmount: 100, grossAmount: 1100 }
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}
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};
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// Take memory snapshots during repeated operations
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for (let i = 0; i < results.iterations; i++) {
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if (i % 10 === 0) {
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if (global.gc) global.gc();
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const memory = process.memoryUsage();
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results.memorySnapshots.push({
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iteration: i,
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heapUsedMB: memory.heapUsed / 1024 / 1024
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});
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}
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// Perform operations that might leak memory
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const xml = await einvoice.generateXML(testInvoice);
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const parsed = await einvoice.parseInvoice(xml, 'ubl');
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await einvoice.validateInvoice(parsed);
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await einvoice.convertFormat(parsed, 'cii');
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}
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// Final snapshot
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if (global.gc) global.gc();
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const finalMemory = process.memoryUsage();
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results.memorySnapshots.push({
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iteration: results.iterations,
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heapUsedMB: finalMemory.heapUsed / 1024 / 1024
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});
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// Analyze for memory leaks
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if (results.memorySnapshots.length > 2) {
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const firstSnapshot = results.memorySnapshots[0];
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const lastSnapshot = results.memorySnapshots[results.memorySnapshots.length - 1];
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const memoryIncrease = lastSnapshot.heapUsedMB - firstSnapshot.heapUsedMB;
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results.leakRate = memoryIncrease / results.iterations; // MB per iteration
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results.leakDetected = results.leakRate > 0.1; // Threshold: 0.1MB per iteration
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// Calculate trend
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const midpoint = Math.floor(results.memorySnapshots.length / 2);
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const firstHalf = results.memorySnapshots.slice(0, midpoint);
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const secondHalf = results.memorySnapshots.slice(midpoint);
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const firstHalfAvg = firstHalf.reduce((sum, s) => sum + s.heapUsedMB, 0) / firstHalf.length;
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const secondHalfAvg = secondHalf.reduce((sum, s) => sum + s.heapUsedMB, 0) / secondHalf.length;
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results.trend = {
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firstHalfAvgMB: firstHalfAvg.toFixed(2),
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secondHalfAvgMB: secondHalfAvg.toFixed(2),
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increasing: secondHalfAvg > firstHalfAvg * 1.1
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};
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}
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return results;
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}
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);
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// Test 4: Corpus processing memory profile
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const corpusMemoryProfile = await performanceTracker.measureAsync(
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'corpus-memory-profile',
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async () => {
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const files = await corpusLoader.getFilesByPattern('**/*.xml');
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const einvoice = new EInvoice();
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const results = {
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filesProcessed: 0,
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memoryByFormat: new Map<string, { count: number; totalMemory: number }>(),
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memoryBySize: {
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small: { count: 0, avgMemory: 0, total: 0 },
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medium: { count: 0, avgMemory: 0, total: 0 },
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large: { count: 0, avgMemory: 0, total: 0 }
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},
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peakMemory: 0,
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totalAllocated: 0
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};
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// Initial memory state
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if (global.gc) global.gc();
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const startMemory = process.memoryUsage();
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// Process sample files
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const sampleFiles = files.slice(0, 30);
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for (const file of sampleFiles) {
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try {
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const content = await plugins.fs.readFile(file, 'utf-8');
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const fileSize = Buffer.byteLength(content, 'utf-8');
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const sizeCategory = fileSize < 10240 ? 'small' :
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fileSize < 102400 ? 'medium' : 'large';
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const beforeProcess = process.memoryUsage();
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// Process file
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const format = await einvoice.detectFormat(content);
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if (!format || format === 'unknown') continue;
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const invoice = await einvoice.parseInvoice(content, format);
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await einvoice.validateInvoice(invoice);
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const afterProcess = process.memoryUsage();
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const memoryUsed = (afterProcess.heapUsed - beforeProcess.heapUsed) / 1024 / 1024;
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// Update statistics
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results.filesProcessed++;
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results.totalAllocated += memoryUsed;
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// By format
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if (!results.memoryByFormat.has(format)) {
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results.memoryByFormat.set(format, { count: 0, totalMemory: 0 });
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}
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const formatStats = results.memoryByFormat.get(format)!;
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formatStats.count++;
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formatStats.totalMemory += memoryUsed;
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// By size
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results.memoryBySize[sizeCategory].count++;
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results.memoryBySize[sizeCategory].total += memoryUsed;
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// Track peak
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if (afterProcess.heapUsed > results.peakMemory) {
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results.peakMemory = afterProcess.heapUsed;
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}
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} catch (error) {
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// Skip failed files
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}
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}
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// Calculate averages
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for (const category of Object.keys(results.memoryBySize)) {
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const stats = results.memoryBySize[category];
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if (stats.count > 0) {
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stats.avgMemory = stats.total / stats.count;
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}
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}
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// Format statistics
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const formatStats = Array.from(results.memoryByFormat.entries()).map(([format, stats]) => ({
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format,
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count: stats.count,
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avgMemoryMB: (stats.totalMemory / stats.count).toFixed(2)
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}));
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return {
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filesProcessed: results.filesProcessed,
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totalAllocatedMB: results.totalAllocated.toFixed(2),
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peakMemoryMB: ((results.peakMemory - startMemory.heapUsed) / 1024 / 1024).toFixed(2),
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avgMemoryPerFileMB: (results.totalAllocated / results.filesProcessed).toFixed(2),
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formatStats,
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sizeStats: {
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small: { ...results.memoryBySize.small, avgMemory: results.memoryBySize.small.avgMemory.toFixed(2) },
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medium: { ...results.memoryBySize.medium, avgMemory: results.memoryBySize.medium.avgMemory.toFixed(2) },
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large: { ...results.memoryBySize.large, avgMemory: results.memoryBySize.large.avgMemory.toFixed(2) }
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}
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||||
};
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||||
}
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||||
);
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// Test 5: Garbage collection impact
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const gcImpact = await performanceTracker.measureAsync(
|
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'gc-impact',
|
||||
async () => {
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const einvoice = new EInvoice();
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const results = {
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||||
withManualGC: { times: [], avgTime: 0 },
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||||
withoutGC: { times: [], avgTime: 0 },
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gcOverhead: 0
|
||||
};
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||||
|
||||
// Test invoice
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||||
const testInvoice = {
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format: 'ubl' as const,
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||||
data: {
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documentType: 'INVOICE',
|
||||
invoiceNumber: 'GC-TEST-001',
|
||||
issueDate: '2024-02-10',
|
||||
seller: { name: 'GC Test Seller', address: 'Address', country: 'US', taxId: 'US123' },
|
||||
buyer: { name: 'GC Test Buyer', address: 'Address', country: 'US', taxId: 'US456' },
|
||||
items: Array.from({ length: 50 }, (_, i) => ({
|
||||
description: `Item ${i + 1}`,
|
||||
quantity: 1,
|
||||
unitPrice: 100,
|
||||
vatRate: 10,
|
||||
lineTotal: 100
|
||||
})),
|
||||
totals: { netAmount: 5000, vatAmount: 500, grossAmount: 5500 }
|
||||
}
|
||||
};
|
||||
|
||||
// Test with manual GC
|
||||
if (global.gc) {
|
||||
for (let i = 0; i < 20; i++) {
|
||||
global.gc();
|
||||
const start = process.hrtime.bigint();
|
||||
|
||||
await einvoice.parseInvoice(JSON.stringify(testInvoice), 'json');
|
||||
await einvoice.validateInvoice(testInvoice);
|
||||
await einvoice.convertFormat(testInvoice, 'cii');
|
||||
|
||||
const end = process.hrtime.bigint();
|
||||
results.withManualGC.times.push(Number(end - start) / 1_000_000);
|
||||
}
|
||||
}
|
||||
|
||||
// Test without manual GC
|
||||
for (let i = 0; i < 20; i++) {
|
||||
const start = process.hrtime.bigint();
|
||||
|
||||
await einvoice.parseInvoice(JSON.stringify(testInvoice), 'json');
|
||||
await einvoice.validateInvoice(testInvoice);
|
||||
await einvoice.convertFormat(testInvoice, 'cii');
|
||||
|
||||
const end = process.hrtime.bigint();
|
||||
results.withoutGC.times.push(Number(end - start) / 1_000_000);
|
||||
}
|
||||
|
||||
// Calculate averages
|
||||
if (results.withManualGC.times.length > 0) {
|
||||
results.withManualGC.avgTime = results.withManualGC.times.reduce((a, b) => a + b, 0) / results.withManualGC.times.length;
|
||||
}
|
||||
results.withoutGC.avgTime = results.withoutGC.times.reduce((a, b) => a + b, 0) / results.withoutGC.times.length;
|
||||
|
||||
if (results.withManualGC.avgTime > 0) {
|
||||
results.gcOverhead = ((results.withManualGC.avgTime - results.withoutGC.avgTime) / results.withoutGC.avgTime * 100);
|
||||
}
|
||||
|
||||
return results;
|
||||
}
|
||||
);
|
||||
|
||||
// Summary
|
||||
t.comment('\n=== PERF-05: Memory Usage Profiling Test Summary ===');
|
||||
|
||||
t.comment('\nBaseline Memory Usage:');
|
||||
baselineMemoryUsage.result.operations.forEach(op => {
|
||||
t.comment(` ${op.name}:`);
|
||||
t.comment(` - Heap before: ${op.heapUsedBefore}MB, after: ${op.heapUsedAfter}MB`);
|
||||
t.comment(` - Heap increase: ${op.heapIncrease}MB`);
|
||||
t.comment(` - RSS increase: ${op.rssIncrease}MB`);
|
||||
});
|
||||
|
||||
t.comment('\nMemory Scaling with Invoice Complexity:');
|
||||
t.comment(' Item Count | Invoice Size | Memory Used | Memory/Item | Efficiency');
|
||||
t.comment(' -----------|--------------|-------------|-------------|------------');
|
||||
memoryScaling.result.scalingData.forEach(data => {
|
||||
t.comment(` ${String(data.itemCount).padEnd(10)} | ${data.invoiceSizeKB.padEnd(12)}KB | ${data.memoryUsedMB.padEnd(11)}MB | ${data.memoryPerItemKB.padEnd(11)}KB | ${data.memoryEfficiency}`);
|
||||
});
|
||||
if (memoryScaling.result.memoryFormula) {
|
||||
t.comment(` Memory scaling formula: ${memoryScaling.result.memoryFormula.formula}`);
|
||||
}
|
||||
|
||||
t.comment('\nMemory Leak Detection:');
|
||||
t.comment(` Iterations: ${memoryLeakDetection.result.iterations}`);
|
||||
t.comment(` Leak detected: ${memoryLeakDetection.result.leakDetected ? 'YES ⚠️' : 'NO ✅'}`);
|
||||
t.comment(` Leak rate: ${(memoryLeakDetection.result.leakRate * 1000).toFixed(3)}KB per iteration`);
|
||||
if (memoryLeakDetection.result.trend) {
|
||||
t.comment(` Memory trend: ${memoryLeakDetection.result.trend.increasing ? 'INCREASING ⚠️' : 'STABLE ✅'}`);
|
||||
t.comment(` - First half avg: ${memoryLeakDetection.result.trend.firstHalfAvgMB}MB`);
|
||||
t.comment(` - Second half avg: ${memoryLeakDetection.result.trend.secondHalfAvgMB}MB`);
|
||||
}
|
||||
|
||||
t.comment('\nCorpus Memory Profile:');
|
||||
t.comment(` Files processed: ${corpusMemoryProfile.result.filesProcessed}`);
|
||||
t.comment(` Total allocated: ${corpusMemoryProfile.result.totalAllocatedMB}MB`);
|
||||
t.comment(` Peak memory: ${corpusMemoryProfile.result.peakMemoryMB}MB`);
|
||||
t.comment(` Avg per file: ${corpusMemoryProfile.result.avgMemoryPerFileMB}MB`);
|
||||
t.comment(' By format:');
|
||||
corpusMemoryProfile.result.formatStats.forEach(stat => {
|
||||
t.comment(` - ${stat.format}: ${stat.count} files, avg ${stat.avgMemoryMB}MB`);
|
||||
});
|
||||
t.comment(' By size:');
|
||||
['small', 'medium', 'large'].forEach(size => {
|
||||
const stats = corpusMemoryProfile.result.sizeStats[size];
|
||||
if (stats.count > 0) {
|
||||
t.comment(` - ${size}: ${stats.count} files, avg ${stats.avgMemory}MB`);
|
||||
}
|
||||
});
|
||||
|
||||
t.comment('\nGarbage Collection Impact:');
|
||||
if (gcImpact.result.withManualGC.avgTime > 0) {
|
||||
t.comment(` With manual GC: ${gcImpact.result.withManualGC.avgTime.toFixed(3)}ms avg`);
|
||||
}
|
||||
t.comment(` Without GC: ${gcImpact.result.withoutGC.avgTime.toFixed(3)}ms avg`);
|
||||
if (gcImpact.result.gcOverhead !== 0) {
|
||||
t.comment(` GC overhead: ${gcImpact.result.gcOverhead.toFixed(1)}%`);
|
||||
}
|
||||
|
||||
// Performance targets check
|
||||
t.comment('\n=== Performance Targets Check ===');
|
||||
const avgMemoryPerInvoice = parseFloat(corpusMemoryProfile.result.avgMemoryPerFileMB);
|
||||
const targetMemory = 100; // Target: <100MB per invoice
|
||||
const leakDetected = memoryLeakDetection.result.leakDetected;
|
||||
|
||||
t.comment(`Memory usage: ${avgMemoryPerInvoice}MB ${avgMemoryPerInvoice < targetMemory ? '✅' : '⚠️'} (target: <${targetMemory}MB per invoice)`);
|
||||
t.comment(`Memory leaks: ${leakDetected ? 'DETECTED ⚠️' : 'NONE ✅'}`);
|
||||
|
||||
// Overall performance summary
|
||||
t.comment('\n=== Overall Performance Summary ===');
|
||||
performanceTracker.logSummary();
|
||||
|
||||
t.end();
|
||||
});
|
||||
|
||||
tap.start();
|
||||
Reference in New Issue
Block a user