a2512bf29b
- 移除未使用的導入 (readdirSync, basename, readFileSync, execSync) - 將不需要重新賦值的 let 改為 const - 修復 switch case 區塊中的詞法聲明問題 - 移除未使用的 SAMPLING_RATE 和 sampled 變量 - 移除未使用的 _timeout 參數 - 運行 Prettier 格式化所有文件
739 lines
22 KiB
TypeScript
739 lines
22 KiB
TypeScript
/**
|
||
* 格式轉換矩陣測試
|
||
*
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* 測試目標：驗證 1000+ 種格式轉換組合
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*
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* 這個測試會：
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* 1. 自動發現所有轉換器支援的格式
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* 2. 生成所有可能的轉換組合
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* 3. 執行抽樣測試（避免耗時過長）
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* 4. 生成詳細的測試報告
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*
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* 執行方式：
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* bun test tests/e2e/format-matrix.e2e.test.ts
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*/
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||
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import { describe, test, expect, beforeAll, afterAll } from "bun:test";
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import { existsSync, mkdirSync, writeFileSync } from "node:fs";
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import { join } from "node:path";
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import { spawnSync } from "node:child_process";
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// =============================================================================
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// 配置
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// =============================================================================
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const E2E_OUTPUT_DIR = "tests/e2e/output/format-matrix";
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const TIMEOUT = 60_000; // 60 秒超時
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// 每個轉換器最大測試數
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const MAX_TESTS_PER_CONVERTER = 20;
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// =============================================================================
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// 類型定義
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// =============================================================================
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interface ConverterInfo {
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||
name: string;
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||
available: boolean;
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||
from: string[];
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||
to: string[];
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||
combinations: [string, string][];
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}
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||
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interface TestResult {
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||
converter: string;
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||
from: string;
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||
to: string;
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success: boolean;
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||
duration: number;
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||
error?: string;
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||
}
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||
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interface MatrixReport {
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||
generatedAt: string;
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converters: ConverterInfo[];
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totalCombinations: number;
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||
testedCombinations: number;
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||
passedTests: number;
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||
failedTests: number;
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||
skippedTests: number;
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results: TestResult[];
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}
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// =============================================================================
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// 工具函數
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// =============================================================================
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function ensureDir(dir: string): void {
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if (!existsSync(dir)) {
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mkdirSync(dir, { recursive: true });
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}
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}
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||
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function isToolAvailable(command: string, args: string[] = ["--version"]): boolean {
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||
try {
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||
const result = spawnSync(command, args, {
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||
timeout: 5000,
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||
encoding: "utf-8",
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||
stdio: ["pipe", "pipe", "pipe"],
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||
});
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return result.status === 0;
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} catch {
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return false;
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}
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}
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/**
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* 格式別名映射 - 將檔案副檔名轉換為 Pandoc 認識的格式名稱
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*/
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function normalizeFormatForPandoc(format: string): string {
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const aliases: Record<string, string> = {
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md: "markdown",
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txt: "plain",
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tex: "latex",
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};
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return aliases[format.toLowerCase()] || format.toLowerCase();
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}
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/**
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* 判斷格式是否需要特殊處理（如二進制格式需要真實檔案）
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*/
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function isComplexFormat(format: string): boolean {
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const complexFormats = ["epub", "docx", "odt", "pdf", "pptx", "xlsx"];
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return complexFormats.includes(format.toLowerCase());
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}
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// 根據格式生成測試內容
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function createTestContent(format: string): Buffer | string {
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switch (format.toLowerCase()) {
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// 圖像格式
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case "svg":
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||
return `<?xml version="1.0" encoding="UTF-8"?>
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<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100">
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<circle cx="50" cy="50" r="40" fill="blue"/>
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</svg>`;
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||
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case "png":
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return Buffer.from([
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0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d, 0x49, 0x48, 0x44,
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0x52, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x08, 0x02, 0x00, 0x00, 0x00, 0x90,
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0x77, 0x53, 0xde, 0x00, 0x00, 0x00, 0x0c, 0x49, 0x44, 0x41, 0x54, 0x08, 0xd7, 0x63, 0xf8,
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0xcf, 0xc0, 0x00, 0x00, 0x00, 0x03, 0x00, 0x01, 0x00, 0x05, 0xfe, 0xd4, 0xef, 0x00, 0x00,
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0x00, 0x00, 0x49, 0x45, 0x4e, 0x44, 0xae, 0x42, 0x60, 0x82,
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]);
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case "bmp": {
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const bmp = Buffer.alloc(70);
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bmp.write("BM", 0);
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bmp.writeUInt32LE(70, 2);
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bmp.writeUInt32LE(54, 10);
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bmp.writeUInt32LE(40, 14);
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bmp.writeInt32LE(1, 18);
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bmp.writeInt32LE(1, 22);
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bmp.writeUInt16LE(1, 26);
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bmp.writeUInt16LE(24, 28);
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bmp[54] = 0xff;
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bmp[55] = 0x00;
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bmp[56] = 0x00;
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return bmp;
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}
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// 文檔格式
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case "md":
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case "markdown":
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return `# 測試文檔
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這是測試內容。
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## 列表
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- 項目 1
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- 項目 2
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`;
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case "html":
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case "htm":
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return `<!DOCTYPE html>
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<html><head><title>Test</title></head>
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<body><h1>測試</h1><p>內容</p></body>
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</html>`;
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case "txt":
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case "text":
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return "測試文字內容\nTest content\n";
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case "rst":
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return `測試標題
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========
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這是 reStructuredText 測試。
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`;
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case "latex":
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case "tex":
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return `\\documentclass{article}
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\\begin{document}
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\\section{測試}
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這是 LaTeX 測試。
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\\end{document}`;
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// 資料格式
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case "json":
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return JSON.stringify({ name: "test", value: 42 }, null, 2);
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case "yaml":
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case "yml":
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return "name: test\nvalue: 42\n";
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case "toml":
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return 'name = "test"\nvalue = 42\n';
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case "xml":
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return '<?xml version="1.0"?>\n<root><name>test</name></root>';
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case "csv":
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return "name,value\ntest,42\n";
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case "tsv":
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return "name\tvalue\ntest\t42\n";
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default:
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return `Test content for ${format}`;
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}
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}
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// =============================================================================
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// 轉換器配置
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// =============================================================================
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interface ConverterConfig {
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name: string;
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command: string;
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commandArgs?: string[];
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from: string[];
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to: string[];
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needsXvfb?: boolean;
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}
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const CONVERTERS: ConverterConfig[] = [
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{
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name: "inkscape",
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command: "inkscape",
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from: ["svg", "svgz"],
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to: ["png", "pdf", "eps", "ps", "emf", "wmf"],
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needsXvfb: true,
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},
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{
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name: "imagemagick",
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command: "magick",
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from: ["png", "jpg", "jpeg", "gif", "bmp", "tiff", "tif", "webp", "ico", "ppm", "pgm", "pbm"],
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to: [
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"png",
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"jpg",
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"jpeg",
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"gif",
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"bmp",
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"tiff",
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"tif",
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"webp",
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"ico",
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"ppm",
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"pgm",
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"pbm",
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"pdf",
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],
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},
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{
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name: "graphicsmagick",
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command: "gm",
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commandArgs: ["version"],
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from: ["png", "jpg", "jpeg", "gif", "bmp", "tiff"],
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to: ["png", "jpg", "jpeg", "gif", "bmp", "tiff", "pdf"],
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},
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{
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name: "pandoc",
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command: "pandoc",
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from: ["markdown", "html", "rst", "latex"],
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to: ["html", "docx", "odt", "rst", "latex", "mediawiki", "asciidoc", "org"],
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},
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{
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name: "dasel",
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command: "dasel",
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from: ["json", "yaml", "yml", "toml", "xml", "csv"],
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to: ["json", "yaml", "yml", "toml", "xml", "csv"],
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},
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{
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name: "potrace",
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command: "potrace",
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commandArgs: ["-v"],
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from: ["bmp", "pbm", "pgm", "ppm", "pnm"],
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to: ["svg", "eps", "ps", "pdf", "dxf"],
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},
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{
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name: "vtracer",
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command: "vtracer",
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from: ["png", "jpg", "jpeg", "bmp"],
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to: ["svg"],
|
||
},
|
||
{
|
||
name: "resvg",
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||
command: "resvg",
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from: ["svg", "svgz"],
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to: ["png", "pdf"],
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||
},
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||
{
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name: "vips",
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command: "vips",
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from: ["png", "jpg", "jpeg", "tiff", "webp", "heif", "avif"],
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to: ["png", "jpg", "jpeg", "tiff", "webp", "heif", "avif"],
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},
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{
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name: "libreoffice",
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command: "soffice",
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from: ["doc", "docx", "xls", "xlsx", "ppt", "pptx", "odt", "ods", "odp", "rtf", "html"],
|
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to: ["pdf", "docx", "xlsx", "pptx", "odt", "ods", "odp", "html", "txt"],
|
||
},
|
||
{
|
||
name: "calibre",
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||
command: "ebook-convert",
|
||
from: ["epub", "mobi", "azw", "azw3", "pdf", "html", "txt", "rtf", "docx"],
|
||
to: ["epub", "mobi", "azw3", "pdf", "html", "txt", "docx"],
|
||
needsXvfb: true,
|
||
},
|
||
{
|
||
name: "ffmpeg",
|
||
command: "ffmpeg",
|
||
commandArgs: ["-version"],
|
||
from: ["mp3", "wav", "ogg", "flac", "aac", "m4a", "mp4", "mkv", "avi", "mov", "webm"],
|
||
to: ["mp3", "wav", "ogg", "flac", "aac", "m4a", "mp4", "mkv", "avi", "mov", "webm", "gif"],
|
||
},
|
||
{
|
||
name: "libheif",
|
||
command: "heif-convert",
|
||
from: ["heic", "heif", "avif"],
|
||
to: ["jpg", "jpeg", "png"],
|
||
},
|
||
{
|
||
name: "libjxl",
|
||
command: "cjxl",
|
||
from: ["png", "jpg", "jpeg", "gif", "apng"],
|
||
to: ["jxl"],
|
||
},
|
||
];
|
||
|
||
// =============================================================================
|
||
// 主測試
|
||
// =============================================================================
|
||
|
||
const report: MatrixReport = {
|
||
generatedAt: new Date().toISOString(),
|
||
converters: [],
|
||
totalCombinations: 0,
|
||
testedCombinations: 0,
|
||
passedTests: 0,
|
||
failedTests: 0,
|
||
skippedTests: 0,
|
||
results: [],
|
||
};
|
||
|
||
beforeAll(() => {
|
||
ensureDir(E2E_OUTPUT_DIR);
|
||
console.log("\n🔍 發現轉換器... Discovering converters...\n");
|
||
});
|
||
|
||
afterAll(() => {
|
||
// 生成報告
|
||
const reportPath = join(E2E_OUTPUT_DIR, "matrix-report.json");
|
||
writeFileSync(reportPath, JSON.stringify(report, null, 2));
|
||
|
||
const summaryPath = join(E2E_OUTPUT_DIR, "matrix-summary.md");
|
||
const summary = generateMarkdownSummary(report);
|
||
writeFileSync(summaryPath, summary);
|
||
|
||
console.log("\n" + "=".repeat(70));
|
||
console.log("📊 格式轉換矩陣測試報告 Format Matrix Test Report");
|
||
console.log("=".repeat(70));
|
||
console.log(`轉換器數量 Converters: ${report.converters.length}`);
|
||
console.log(`總組合數 Total Combinations: ${report.totalCombinations}`);
|
||
console.log(`測試數 Tested: ${report.testedCombinations}`);
|
||
console.log(`通過 Passed: ${report.passedTests}`);
|
||
console.log(`失敗 Failed: ${report.failedTests}`);
|
||
console.log(`跳過 Skipped: ${report.skippedTests}`);
|
||
console.log(
|
||
`成功率 Success Rate: ${((report.passedTests / (report.testedCombinations || 1)) * 100).toFixed(1)}%`,
|
||
);
|
||
console.log("=".repeat(70));
|
||
console.log(`📁 報告路徑: ${reportPath}`);
|
||
console.log(`📄 摘要路徑: ${summaryPath}`);
|
||
});
|
||
|
||
function generateMarkdownSummary(report: MatrixReport): string {
|
||
let md = `# 格式轉換矩陣測試報告\n\n`;
|
||
md += `生成時間: ${report.generatedAt}\n\n`;
|
||
md += `## 摘要\n\n`;
|
||
md += `| 指標 | 值 |\n`;
|
||
md += `|------|----|\n`;
|
||
md += `| 轉換器數量 | ${report.converters.length} |\n`;
|
||
md += `| 總組合數 | ${report.totalCombinations} |\n`;
|
||
md += `| 測試數 | ${report.testedCombinations} |\n`;
|
||
md += `| 通過 | ${report.passedTests} |\n`;
|
||
md += `| 失敗 | ${report.failedTests} |\n`;
|
||
md += `| 跳過 | ${report.skippedTests} |\n`;
|
||
md += `| 成功率 | ${((report.passedTests / (report.testedCombinations || 1)) * 100).toFixed(1)}% |\n`;
|
||
md += `\n## 轉換器詳情\n\n`;
|
||
|
||
for (const converter of report.converters) {
|
||
md += `### ${converter.name}\n\n`;
|
||
md += `- 狀態: ${converter.available ? "✅ 可用" : "❌ 不可用"}\n`;
|
||
md += `- 輸入格式 (${converter.from.length}): ${converter.from.join(", ")}\n`;
|
||
md += `- 輸出格式 (${converter.to.length}): ${converter.to.join(", ")}\n`;
|
||
md += `- 組合數: ${converter.combinations.length}\n\n`;
|
||
}
|
||
|
||
md += `## 失敗的測試\n\n`;
|
||
const failedResults = report.results.filter((r) => !r.success);
|
||
if (failedResults.length === 0) {
|
||
md += `無失敗的測試 ✅\n`;
|
||
} else {
|
||
md += `| 轉換器 | 來源 | 目標 | 錯誤 |\n`;
|
||
md += `|--------|------|------|------|\n`;
|
||
for (const result of failedResults) {
|
||
md += `| ${result.converter} | ${result.from} | ${result.to} | ${result.error || "Unknown"} |\n`;
|
||
}
|
||
}
|
||
|
||
return md;
|
||
}
|
||
|
||
// =============================================================================
|
||
// 測試套件
|
||
// =============================================================================
|
||
|
||
describe("📊 格式轉換矩陣 Format Conversion Matrix", () => {
|
||
describe("發現可用轉換器 Discover Available Converters", () => {
|
||
test("檢測所有轉換器", () => {
|
||
for (const config of CONVERTERS) {
|
||
const available = isToolAvailable(config.command, config.commandArgs);
|
||
const combinations: [string, string][] = [];
|
||
|
||
// 生成所有組合
|
||
for (const from of config.from) {
|
||
for (const to of config.to) {
|
||
if (from !== to) {
|
||
combinations.push([from, to]);
|
||
}
|
||
}
|
||
}
|
||
|
||
const info: ConverterInfo = {
|
||
name: config.name,
|
||
available,
|
||
from: config.from,
|
||
to: config.to,
|
||
combinations,
|
||
};
|
||
|
||
report.converters.push(info);
|
||
report.totalCombinations += combinations.length;
|
||
|
||
const icon = available ? "✅" : "❌";
|
||
console.log(
|
||
` ${icon} ${config.name}: ${combinations.length} 組合 (${available ? "可用" : "不可用"})`,
|
||
);
|
||
}
|
||
|
||
console.log(`\n 📈 總組合數: ${report.totalCombinations}`);
|
||
expect(report.converters.length).toBeGreaterThan(0);
|
||
});
|
||
});
|
||
|
||
describe("圖像格式轉換 Image Format Conversions", () => {
|
||
const imageConverters = [
|
||
"inkscape",
|
||
"imagemagick",
|
||
"graphicsmagick",
|
||
"potrace",
|
||
"vtracer",
|
||
"resvg",
|
||
"vips",
|
||
];
|
||
|
||
for (const converterName of imageConverters) {
|
||
describe(`${converterName}`, () => {
|
||
test(
|
||
`測試格式轉換`,
|
||
async () => {
|
||
const converter = report.converters.find((c) => c.name === converterName);
|
||
if (!converter) {
|
||
report.skippedTests++;
|
||
console.log(` ⏭ ${converterName}: 轉換器未找到`);
|
||
return;
|
||
}
|
||
|
||
if (!converter.available) {
|
||
report.skippedTests += converter.combinations.length;
|
||
console.log(
|
||
` ⏭ ${converterName}: 工具不可用，跳過 ${converter.combinations.length} 個測試`,
|
||
);
|
||
return;
|
||
}
|
||
|
||
// 抽樣測試
|
||
const sampled = sampleCombinations(converter.combinations, MAX_TESTS_PER_CONVERTER);
|
||
console.log(
|
||
` 🧪 ${converterName}: 測試 ${sampled.length}/${converter.combinations.length} 個組合`,
|
||
);
|
||
|
||
for (const [from, to] of sampled) {
|
||
report.testedCombinations++;
|
||
const startTime = Date.now();
|
||
|
||
try {
|
||
// 建立測試檔案
|
||
const inputDir = join(E2E_OUTPUT_DIR, converterName);
|
||
ensureDir(inputDir);
|
||
const inputPath = join(inputDir, `input.${from}`);
|
||
const outputPath = join(inputDir, `output_${from}_to_${to}.${to}`);
|
||
|
||
const content = createTestContent(from);
|
||
if (Buffer.isBuffer(content)) {
|
||
writeFileSync(inputPath, content);
|
||
} else {
|
||
writeFileSync(inputPath, content, "utf-8");
|
||
}
|
||
|
||
// 動態導入並執行轉換
|
||
const module = await import(`../../src/converters/${converterName}`);
|
||
await module.convert(inputPath, from, to, outputPath);
|
||
|
||
const duration = Date.now() - startTime;
|
||
const success = existsSync(outputPath);
|
||
|
||
report.results.push({
|
||
converter: converterName,
|
||
from,
|
||
to,
|
||
success,
|
||
duration,
|
||
});
|
||
|
||
if (success) {
|
||
report.passedTests++;
|
||
} else {
|
||
report.failedTests++;
|
||
console.log(` ❌ ${from} → ${to}: 輸出檔案不存在`);
|
||
}
|
||
} catch (error) {
|
||
const duration = Date.now() - startTime;
|
||
report.failedTests++;
|
||
report.results.push({
|
||
converter: converterName,
|
||
from,
|
||
to,
|
||
success: false,
|
||
duration,
|
||
error: String(error),
|
||
});
|
||
console.log(` ❌ ${from} → ${to}: ${error}`);
|
||
}
|
||
}
|
||
},
|
||
TIMEOUT * sampled.length,
|
||
);
|
||
});
|
||
}
|
||
});
|
||
|
||
describe("文檔格式轉換 Document Format Conversions", () => {
|
||
const docConverters = ["pandoc", "libreoffice", "calibre"];
|
||
|
||
for (const converterName of docConverters) {
|
||
describe(`${converterName}`, () => {
|
||
test(
|
||
`測試格式轉換`,
|
||
async () => {
|
||
const converter = report.converters.find((c) => c.name === converterName);
|
||
if (!converter) {
|
||
report.skippedTests++;
|
||
console.log(` ⏭ ${converterName}: 轉換器未找到`);
|
||
return;
|
||
}
|
||
|
||
if (!converter.available) {
|
||
report.skippedTests += converter.combinations.length;
|
||
console.log(
|
||
` ⏭ ${converterName}: 工具不可用，跳過 ${converter.combinations.length} 個測試`,
|
||
);
|
||
return;
|
||
}
|
||
|
||
// 抽樣測試
|
||
const sampled = sampleCombinations(converter.combinations, MAX_TESTS_PER_CONVERTER);
|
||
console.log(
|
||
` 🧪 ${converterName}: 測試 ${sampled.length}/${converter.combinations.length} 個組合`,
|
||
);
|
||
|
||
for (const [from, to] of sampled) {
|
||
report.testedCombinations++;
|
||
const startTime = Date.now();
|
||
|
||
try {
|
||
const inputDir = join(E2E_OUTPUT_DIR, converterName);
|
||
ensureDir(inputDir);
|
||
const inputPath = join(inputDir, `input.${from}`);
|
||
const outputPath = join(inputDir, `output_${from}_to_${to}.${to}`);
|
||
|
||
// 跳過複雜的二進制輸入格式（需要真實檔案）
|
||
if (isComplexFormat(from)) {
|
||
report.skippedTests++;
|
||
continue;
|
||
}
|
||
|
||
const content = createTestContent(from);
|
||
if (Buffer.isBuffer(content)) {
|
||
writeFileSync(inputPath, content);
|
||
} else {
|
||
writeFileSync(inputPath, content, "utf-8");
|
||
}
|
||
|
||
const module = await import(`../../src/converters/${converterName}`);
|
||
// 對於 Pandoc，正規化格式名稱
|
||
const normalizedFrom =
|
||
converterName === "pandoc" ? normalizeFormatForPandoc(from) : from;
|
||
const normalizedTo = converterName === "pandoc" ? normalizeFormatForPandoc(to) : to;
|
||
await module.convert(inputPath, normalizedFrom, normalizedTo, outputPath);
|
||
|
||
const duration = Date.now() - startTime;
|
||
const success = existsSync(outputPath);
|
||
|
||
report.results.push({
|
||
converter: converterName,
|
||
from,
|
||
to,
|
||
success,
|
||
duration,
|
||
});
|
||
|
||
if (success) {
|
||
report.passedTests++;
|
||
} else {
|
||
report.failedTests++;
|
||
console.log(` ❌ ${from} → ${to}: 輸出檔案不存在`);
|
||
}
|
||
} catch (error) {
|
||
const duration = Date.now() - startTime;
|
||
report.failedTests++;
|
||
report.results.push({
|
||
converter: converterName,
|
||
from,
|
||
to,
|
||
success: false,
|
||
duration,
|
||
error: String(error),
|
||
});
|
||
console.log(` ❌ ${from} → ${to}: ${error}`);
|
||
}
|
||
}
|
||
},
|
||
TIMEOUT * sampled.length,
|
||
);
|
||
});
|
||
}
|
||
});
|
||
|
||
describe("資料格式轉換 Data Format Conversions", () => {
|
||
const dataConverters = ["dasel"];
|
||
|
||
for (const converterName of dataConverters) {
|
||
describe(`${converterName}`, () => {
|
||
test(
|
||
`測試格式轉換`,
|
||
async () => {
|
||
const converter = report.converters.find((c) => c.name === converterName);
|
||
if (!converter) {
|
||
report.skippedTests++;
|
||
console.log(` ⏭ ${converterName}: 轉換器未找到`);
|
||
return;
|
||
}
|
||
|
||
if (!converter.available) {
|
||
report.skippedTests += converter.combinations.length;
|
||
console.log(
|
||
` ⏭ ${converterName}: 工具不可用，跳過 ${converter.combinations.length} 個測試`,
|
||
);
|
||
return;
|
||
}
|
||
|
||
const sampled = sampleCombinations(converter.combinations, MAX_TESTS_PER_CONVERTER);
|
||
console.log(
|
||
` 🧪 ${converterName}: 測試 ${sampled.length}/${converter.combinations.length} 個組合`,
|
||
);
|
||
|
||
for (const [from, to] of sampled) {
|
||
report.testedCombinations++;
|
||
const startTime = Date.now();
|
||
|
||
try {
|
||
const inputDir = join(E2E_OUTPUT_DIR, converterName);
|
||
ensureDir(inputDir);
|
||
const inputPath = join(inputDir, `input.${from}`);
|
||
const outputPath = join(inputDir, `output_${from}_to_${to}.${to}`);
|
||
|
||
const content = createTestContent(from);
|
||
writeFileSync(inputPath, content, "utf-8");
|
||
|
||
const module = await import(`../../src/converters/${converterName}`);
|
||
await module.convert(inputPath, from, to, outputPath);
|
||
|
||
const duration = Date.now() - startTime;
|
||
const success = existsSync(outputPath);
|
||
|
||
report.results.push({
|
||
converter: converterName,
|
||
from,
|
||
to,
|
||
success,
|
||
duration,
|
||
});
|
||
|
||
if (success) {
|
||
report.passedTests++;
|
||
} else {
|
||
report.failedTests++;
|
||
}
|
||
} catch (error) {
|
||
const duration = Date.now() - startTime;
|
||
report.failedTests++;
|
||
report.results.push({
|
||
converter: converterName,
|
||
from,
|
||
to,
|
||
success: false,
|
||
duration,
|
||
error: String(error),
|
||
});
|
||
}
|
||
}
|
||
},
|
||
TIMEOUT * sampled.length,
|
||
);
|
||
});
|
||
}
|
||
});
|
||
});
|
||
|
||
// =============================================================================
|
||
// 輔助函數
|
||
// =============================================================================
|
||
|
||
function sampleCombinations(
|
||
combinations: [string, string][],
|
||
maxCount: number,
|
||
): [string, string][] {
|
||
if (combinations.length <= maxCount) {
|
||
return combinations;
|
||
}
|
||
|
||
// 隨機抽樣
|
||
const shuffled = [...combinations].sort(() => Math.random() - 0.5);
|
||
return shuffled.slice(0, maxCount);
|
||
}
|