import { describe, expect, test } from 'vitest';

import {
  isHostBridgeCapability,
  normalizeHostBridgeBadgeCount,
  normalizeHostBridgeColorScheme,
  normalizeHostBridgeExportFileName,
  normalizeHostBridgeExternalUrl,
  normalizeHostBridgeLifecycleState,
} from './hostBridge';

describe('HostBridge shared contract helpers', () => {
  test('只允许明确的外链协议交给宿主打开', () => {
    expect(normalizeHostBridgeExternalUrl(' https://example.com/a ')).toBe(
      'https://example.com/a',
    );
    expect(normalizeHostBridgeExternalUrl('mailto:hi@example.com')).toBe(
      'mailto:hi@example.com',
    );
    expect(normalizeHostBridgeExternalUrl('tel:+12345678')).toBe(
      'tel:+12345678',
    );
  });

  test('拒绝空值、控制字符和危险协议', () => {
    expect(normalizeHostBridgeExternalUrl('')).toBeNull();
    expect(normalizeHostBridgeExternalUrl('javascript:alert(1)')).toBeNull();
    expect(normalizeHostBridgeExternalUrl('file:///etc/passwd')).toBeNull();
    expect(
      normalizeHostBridgeExternalUrl('https://example.com/\nnext'),
    ).toBeNull();
    expect(normalizeHostBridgeExternalUrl('/relative/path')).toBeNull();
  });

  test('归一化宿主导出文件名', () => {
    expect(normalizeHostBridgeExportFileName('  作品:记录?.txt  ')).toBe(
      '作品-记录-.txt',
    );
    expect(normalizeHostBridgeExportFileName('../secret.txt')).toBe(
      'secret.txt',
    );
    expect(normalizeHostBridgeExportFileName('')).toBe(
      'genarrative-export.txt',
    );
    expect(normalizeHostBridgeExportFileName('a'.repeat(140))).toHaveLength(
      120,
    );
  });

  test('识别 HostBridge 能力白名单', () => {
    expect(isHostBridgeCapability('appearance.getColorScheme')).toBe(true);
    expect(isHostBridgeCapability('share.open')).toBe(true);
    expect(isHostBridgeCapability('app.lifecycle')).toBe(true);
    expect(isHostBridgeCapability('app.setBadgeCount')).toBe(true);
    expect(isHostBridgeCapability('navigation.canGoBack')).toBe(true);
    expect(isHostBridgeCapability('unknown.capability')).toBe(false);
    expect(isHostBridgeCapability(null)).toBe(false);
  });

  test('归一化宿主角标数量', () => {
    expect(normalizeHostBridgeBadgeCount(0)).toBe(0);
    expect(normalizeHostBridgeBadgeCount(12)).toBe(12);
    expect(normalizeHostBridgeBadgeCount(99999)).toBe(99999);
    expect(normalizeHostBridgeBadgeCount(-1)).toBeNull();
    expect(normalizeHostBridgeBadgeCount(1.5)).toBeNull();
    expect(normalizeHostBridgeBadgeCount(100000)).toBeNull();
    expect(normalizeHostBridgeBadgeCount('1')).toBeNull();
  });

  test('归一化宿主配色模式', () => {
    expect(normalizeHostBridgeColorScheme('light')).toBe('light');
    expect(normalizeHostBridgeColorScheme('dark')).toBe('dark');
    expect(normalizeHostBridgeColorScheme('unspecified')).toBe('unknown');
    expect(normalizeHostBridgeColorScheme(null)).toBe('unknown');
  });

  test('归一化宿主生命周期状态', () => {
    expect(normalizeHostBridgeLifecycleState('active')).toBe('active');
    expect(normalizeHostBridgeLifecycleState('background')).toBe('background');
    expect(normalizeHostBridgeLifecycleState('extension')).toBe('inactive');
    expect(normalizeHostBridgeLifecycleState(null)).toBe('inactive');
  });
});