import { describe, it, expect } from 'vitest';
import {
  addPrefix,
  removePrefix,
  extractCreateTitleIdAndId,
  buildIdentifierFromCreateTitleIdAndId,
} from '@/utils/blogIdformats';

describe('blogIdformats', () => {
  it('addPrefix adds q-blog- when missing', () => {
    expect(addPrefix('abc')).toBe('q-blog-abc');
    expect(addPrefix('q-blog-abc')).toBe('q-blog-abc');
  });

  it('removePrefix removes q-blog- when present', () => {
    expect(removePrefix('q-blog-abc')).toBe('abc');
    expect(removePrefix('abc')).toBe('abc');
  });

  it('extracts createTitleId and id part', () => {
    expect(extractCreateTitleIdAndId('q-blog-foo-post-123')).toBe('123');
    expect(extractCreateTitleIdAndId('no-delimiter')).toBe('');
  });

  it('builds identifier from parts', () => {
    expect(buildIdentifierFromCreateTitleIdAndId('q-blog-foo', '123')).toBe('q-blog-foo-post-123');
  });
});