java/W9/Test.java

import java.time.LocalDate;
import java.util.HashMap;
import java.util.Map;
import java.util.regex.Pattern;

public class Test {
    // 暗色主题常量（修改一处常量示例）
    public static final String BACKGROUND_COLOR = "#1E1E1E"; // 深灰（暗色）
    public static final String TEXT_COLOR = "#FFFFFF";       // 白色

    // 命令别名映射
    private static final Map<String, String> ALIASES = new HashMap<>();
    static {
        ALIASES.put("c", "crawl");
        ALIASES.put("h", "help");
    }

    // URL 格式验证正则
    private static final Pattern URL_PATTERN =
            Pattern.compile("^(https?://)?[a-zA-Z0-9-]+(\\.[a-zA-Z0-9-]+)+(/[a-zA-Z0-9-./]*)*$");

    public static boolean isValidUrl(String url) {
        if (url == null || url.isBlank()) {
            return false;
        }
        return URL_PATTERN.matcher(url).matches();
    }

    public static String resolveAlias(String inputCommand) {
        String[] parts = inputCommand.split(" ", 2);
        String command = parts[0];
        String args = parts.length > 1 ? parts[1] : "";

        String realCommand = ALIASES.getOrDefault(command, command);
        return args.isEmpty() ? realCommand : realCommand + " " + args;
    }

    public static void main(String[] args) {
        // 1. 测试 Article 类
        Article article = new Article(
                "Java MVC 入门",
                "这是一篇关于MVC模式的文章...",
                "张三",
                LocalDate.now()
        );
        System.out.println("=== 测试 Article 类 ===");
        System.out.println(article);

        // 2. 测试 HistoryCommand
        HistoryCommand history = new HistoryCommand();
        history.addCommand("c https://example.com");
        history.addCommand("help");
        history.addCommand("exit");
        System.out.println("\n=== 测试 HistoryCommand ===");
        history.printHistory();

        // 3. 测试命令别名
        System.out.println("\n=== 测试命令别名 ===");
        System.out.println("输入：c https://test.com → 解析后：" + resolveAlias("c https://test.com"));
        System.out.println("输入：h → 解析后：" + resolveAlias("h"));

        // 4. 测试 URL 验证
        System.out.println("\n=== 测试 URL 验证 ===");
        System.out.println("https://example.com → " + (isValidUrl("https://example.com") ? "有效" : "无效"));
        System.out.println("invalid-url → " + (isValidUrl("invalid-url") ? "有效" : "无效"));

        // 5. 测试暗色主题常量
        System.out.println("\n=== 测试暗色主题常量 ===");
        System.out.println("背景色：" + BACKGROUND_COLOR);
        System.out.println("文字色：" + TEXT_COLOR);
    }
}