ktx/packages/context/src/project/project.test.ts

import { mkdtemp, readFile, rm, stat } from 'node:fs/promises';
import { tmpdir } from 'node:os';
import { join } from 'node:path';
import { afterEach, beforeEach, describe, expect, it } from 'vitest';
import { initKloProject, loadKloProject } from './project.js';

describe('KLO local project runtime', () => {
  let tempDir: string;

  beforeEach(async () => {
    tempDir = await mkdtemp(join(tmpdir(), 'klo-project-runtime-'));
  });

  afterEach(async () => {
    await rm(tempDir, { recursive: true, force: true });
  });

  it('initializes the standalone project layout and commits it', async () => {
    const projectDir = join(tempDir, 'warehouse');

    const result = await initKloProject({
      projectDir,
      projectName: 'warehouse',
      authorName: 'Agent',
      authorEmail: 'agent@example.com',
    });

    expect(result.projectDir).toBe(projectDir);
    expect(result.config.project).toBe('warehouse');
    expect(result.commitHash).toMatch(/^[0-9a-f]{40}$/);
    await expect(readFile(join(projectDir, 'klo.yaml'), 'utf-8')).resolves.toContain('project: warehouse');
    const gitignore = await readFile(join(projectDir, '.klo/.gitignore'), 'utf-8');
    expect(gitignore).toContain('cache/');
    expect(gitignore).toContain('db.sqlite');
    expect(gitignore).toContain('secrets/');
    expect(gitignore).toContain('setup/');
    expect(gitignore).toContain('agents/');
    await expect(stat(join(projectDir, 'knowledge/global/.gitkeep'))).resolves.toBeDefined();
    await expect(stat(join(projectDir, 'semantic-layer/.gitkeep'))).resolves.toBeDefined();
    await expect(stat(join(projectDir, '_schema/.gitkeep'))).rejects.toMatchObject({ code: 'ENOENT' });
    await expect(stat(join(projectDir, 'raw-sources/.gitkeep'))).resolves.toBeDefined();
    await expect(stat(join(projectDir, '.git'))).resolves.toBeDefined();
  });

  it('loads an initialized project with a working file store', async () => {
    const projectDir = join(tempDir, 'warehouse');
    await initKloProject({ projectDir, projectName: 'warehouse' });

    const loaded = await loadKloProject({ projectDir });
    await loaded.fileStore.writeFile(
      'knowledge/global/revenue.md',
      '# Revenue\n',
      'Agent',
      'agent@example.com',
      'Add revenue page',
    );

    expect(loaded.config.project).toBe('warehouse');
    await expect(loaded.fileStore.readFile('knowledge/global/revenue.md')).resolves.toMatchObject({
      content: '# Revenue\n',
    });
  });

  it('rejects reinitializing an existing project unless force is set', async () => {
    const projectDir = join(tempDir, 'warehouse');
    await initKloProject({ projectDir, projectName: 'warehouse' });

    await expect(initKloProject({ projectDir, projectName: 'warehouse' })).rejects.toThrow(
      'Project already contains klo.yaml',
    );

    await expect(initKloProject({ projectDir, projectName: 'warehouse-v2', force: true })).resolves.toMatchObject({
      config: {
        project: 'warehouse-v2',
      },
    });
  });
});