import { describe, expect, test } from 'bun:test';
import { findStaleBundledDeps, refreshAndVerifyBundledDeps } from './bundled-deps';

describe('findStaleBundledDeps (ISS-0104)', () => {
  test('flags a bundled @celilo dep older than the workspace', () => {
    const mismatches = findStaleBundledDeps(
      { '@celilo/capabilities': '0.1.8' },
      { '@celilo/capabilities': '0.4.1' },
    );
    expect(mismatches).toEqual([
      { pkg: '@celilo/capabilities', bundled: '0.1.8', workspace: '0.4.1' },
    ]);
  });

  test('no mismatch when bundled matches workspace', () => {
    expect(
      findStaleBundledDeps(
        { '@celilo/capabilities': '0.4.1', '@celilo/event-bus': '0.1.6' },
        { '@celilo/capabilities': '0.4.1', '@celilo/event-bus': '0.1.6' },
      ),
    ).toEqual([]);
  });

  test('ignores workspace packages the module does not bundle', () => {
    // Module bundles only capabilities; cli-display is a workspace package but
    // not in this module's closure — must not be flagged.
    expect(
      findStaleBundledDeps(
        { '@celilo/capabilities': '0.4.1' },
        { '@celilo/capabilities': '0.4.1', '@celilo/cli-display': '0.1.9' },
      ),
    ).toEqual([]);
  });

  test('flags each stale dep independently', () => {
    const mismatches = findStaleBundledDeps(
      { '@celilo/capabilities': '0.1.8', '@celilo/event-bus': '0.1.6' },
      { '@celilo/capabilities': '0.4.1', '@celilo/event-bus': '0.1.6' },
    );
    expect(mismatches).toEqual([
      { pkg: '@celilo/capabilities', bundled: '0.1.8', workspace: '0.4.1' },
    ]);
  });
});

describe('refreshAndVerifyBundledDeps (ISS-0104)', () => {
  test('no-op for a module without scripts/package.json', () => {
    let installs = 0;
    const result = refreshAndVerifyBundledDeps('/tmp/does-not-exist-module-xyz', () => {
      installs++;
    });
    expect(result).toEqual({ refreshed: false, mismatches: [] });
    expect(installs).toBe(0);
  });
});