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

import { applyStoryEngineMigration, buildSaveMigrationManifest } from './saveMigrationManifest';

describe('saveMigrationManifest', () => {
  it('builds a manifest and applies migration defaults', () => {
    const manifest = buildSaveMigrationManifest({
      version: 'story-engine-v5',
    });
    const state = applyStoryEngineMigration({
      state: {
        storyEngineMemory: undefined,
      } as never,
      manifest,
    });

    expect(state.storyEngineMemory?.saveMigrationManifest?.version).toBe('story-engine-v5');
  });
});