import { describe, expect, it } from 'vitest'; import {  detectClaudeMdFromFilePath,  getDirectory,  getParentDirectory,} from '@renderer/utils/claudeMdTracker'; describe('claudeMdTracker path helpers', () => {  describe('getDirectory', () => {    it('returns directory from Unix path', () => {      expect(getDirectory('/a/b/file.ts')).toBe('/a/b');    });     it('returns directory from Windows path', () => {      expect(getDirectory('C:\\a\\b\\file.ts')).toBe('C:\\a\\b');    });     it('returns directory from mixed-separator path', () => {      expect(getDirectory('C:\\a/b\\file.ts')).toBe('C:\\a/b');    });     it('returns empty for bare filename', () => {      expect(getDirectory('file.ts')).toBe('');    });     it('returns root for root-level file', () => {      expect(getDirectory('/file.ts')).toBe('');    });  });   describe('getParentDirectory', () => {    it('returns parent from Unix path', () => {      expect(getParentDirectory('/a/b/c')).toBe('/a/b');    });     it('returns parent from Windows path', () => {      expect(getParentDirectory('C:\\a\\b\\c')).toBe('C:\\a\\b');    });     it('returns null at root', () => {      expect(getParentDirectory('/a')).toBeNull();    });     it('returns null for single segment', () => {      expect(getParentDirectory('a')).toBeNull();    });     it('returns parent from deeply nested path', () => {      expect(getParentDirectory('/a/b/c/d/e')).toBe('/a/b/c/d');    });  });   describe('detectClaudeMdFromFilePath', () => {    it('detects CLAUDE.md files walking up Unix paths', () => {      const result = detectClaudeMdFromFilePath('/repo/src/lib/file.ts', '/repo');      expect(result).toContain('/repo/src/lib/CLAUDE.md');      expect(result).toContain('/repo/src/CLAUDE.md');      expect(result).toContain('/repo/CLAUDE.md');      expect(result).toHaveLength(3);    });     it('detects CLAUDE.md files walking up Windows paths', () => {      const result = detectClaudeMdFromFilePath('C:\\repo\\src\\file.ts', 'C:\\repo');      expect(result).toContain('C:\\repo\\src\\CLAUDE.md');      expect(result).toContain('C:\\repo\\CLAUDE.md');      expect(result).toHaveLength(2);    });     it('uses correct separator for generated paths', () => {      const unixResult = detectClaudeMdFromFilePath('/repo/src/file.ts', '/repo');      for (const p of unixResult) {        expect(p).not.toContain('\\');      }       const winResult = detectClaudeMdFromFilePath('C:\\repo\\src\\file.ts', 'C:\\repo');      for (const p of winResult) {        expect(p).toContain('\\');        expect(p).not.toContain('/');      }    });     it('returns empty array when file is at project root', () => {      const result = detectClaudeMdFromFilePath('/repo/file.ts', '/repo');      expect(result).toEqual(['/repo/CLAUDE.md']);    });     it('stops at project root boundary', () => {      const result = detectClaudeMdFromFilePath('/repo/src/file.ts', '/repo');      // Should not go above /repo      const aboveRoot = result.some((p) => !p.startsWith('/repo'));      expect(aboveRoot).toBe(false);    });  });});