import { afterAll, expect, test } from 'bun:test';
import { mkdirSync, mkdtempSync, rmSync, writeFileSync } from 'node:fs';
import { tmpdir } from 'node:os';
import { join } from 'node:path';
import { projectSdkManifests } from '../cli/lib/privacy-files';
import { listFiles } from '../cli/lib/scan/project';
import { skipDir } from '../cli/lib/walk-skip';

const root = mkdtempSync(join(tmpdir(), 'walk-'));
afterAll(() => rmSync(root, { recursive: true, force: true }));
const put = (rel: string, text = 'x') => { mkdirSync(join(root, rel, '..'), { recursive: true }); writeFileSync(join(root, rel), text); };

test('dot folders, linked worktrees and SDK folders', () => {
  put('.harness-worktrees/a/src/App.swift');
  put('wt/.git', 'gitdir: /repo/.git/worktrees/wt\n');
  put('wt/src/App.swift');
  put('src/App.swift');
  put('ios/Pods/Some/PrivacyInfo.xcprivacy', '<plist><dict/></plist>');
  expect(skipDir(root, join(root, '.harness-worktrees'), '.harness-worktrees')).toBe(true);
  expect(skipDir(root, join(root, 'wt'), 'wt')).toBe(true);
  expect(skipDir(root, join(root, 'src'), 'src')).toBe(false);
  expect(skipDir(root, join(root, 'ios', 'Pods'), 'Pods')).toBe(false);
  const files = listFiles(root);
  expect(files).toContain('src/App.swift');
  expect(files.some(f => f.startsWith('.harness-worktrees/') || f.startsWith('wt/'))).toBe(false);
  // worktree copies would add their SDK manifests a second time
  put('.wt-head/ios/Pods/Some/PrivacyInfo.xcprivacy', '<plist><dict/></plist>');
  expect(projectSdkManifests(root).map(m => m.manifest.path)).toEqual(['ios/Pods/Some/PrivacyInfo.xcprivacy']);
});