const fs = require('fs-extra');
jest.mock('fs-extra', () => ({
ensureDirSync: jest.fn(),
writeFileSync: jest.fn()
}));
const {
validateRule3Params,
createBaseDirectories,
createFeatureDirectories,
createUserStoriesReadme,
writeTrackingFiles
} = require('../server/lib/mcp-router');
beforeEach(() => {
jest.clearAllMocks();
jest.spyOn(console, 'error').mockImplementation(() => {});
});
afterEach(() => {
jest.restoreAllMocks();
});
describe('Rule3 helper functions', () => {
test('validateRule3Params returns defaults when inputs invalid', () => {
const res = validateRule3Params('', {}, { feature: { title: 'f' } });
expect(res.validBacklogDir).toBe(process.cwd());
expect(res.validEpicToUse.title).toBe('Default Epic');
});
test('validateRule3Params returns null when adaptedResult missing', () => {
expect(validateRule3Params('dir', { title: 'e' }, null)).toBeNull();
});
test('createBaseDirectories calls fs.ensureDirSync', () => {
createBaseDirectories('/tmp');
expect(fs.ensureDirSync).toHaveBeenCalled();
});
test('createBaseDirectories returns false on error', () => {
fs.ensureDirSync.mockImplementationOnce(() => { throw new Error('fail'); });
expect(createBaseDirectories('/tmp')).toBe(false);
});
test('createFeatureDirectories ensures dirs and returns slugs', () => {
const result = createFeatureDirectories('/tmp', { title: 'Epic' }, { feature: { title: 'Feat' } });
expect(result.epicSlug).toBe('epic');
expect(fs.ensureDirSync).toHaveBeenCalledTimes(4);
});
test('createUserStoriesReadme writes file when no stories', () => {
createUserStoriesReadme('/tmp/us', { userStories: [] });
expect(fs.writeFileSync).toHaveBeenCalled();
});
test('createUserStoriesReadme does nothing when stories exist', () => {
createUserStoriesReadme('/tmp/us', { userStories: [{ title: 's' }] });
expect(fs.writeFileSync).not.toHaveBeenCalled();
});
test('writeTrackingFiles writes tracking files', () => {
writeTrackingFiles('/tmp', '/tmp/feat', '/tmp/us', { feature: { title: 'F' }, userStories: [] }, { title: 'E' });
expect(fs.writeFileSync).toHaveBeenCalled();
});
test('writeTrackingFiles writes stories-info only when stories exist', () => {
writeTrackingFiles('/tmp', '/tmp/feat', '/tmp/us', { feature: { title: 'F' }, userStories: [{ title: 'S' }] }, { title: 'E' });
const writeCalls = fs.writeFileSync.mock.calls.filter(c => c[0].includes('stories-info.json'));
expect(writeCalls.length).toBe(1);
});
});
