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* Unit tests for MCP budget tools: create_budget_item, update_budget_item, delete_budget_item.
*/
import { describe, it, expect, vi, beforeAll, beforeEach, afterAll } from 'vitest';
const { testDb, dbMock } = vi.hoisted(() => {
const Database = require('better-sqlite3');
const db = new Database(':memory:');
db.exec('PRAGMA journal_mode = WAL');
db.exec('PRAGMA foreign_keys = ON');
db.exec('PRAGMA busy_timeout = 5000');
const mock = {
db,
closeDb: () => {},
reinitialize: () => {},
getPlaceWithTags: () => null,
canAccessTrip: (tripId: any, userId: number) =>
db.prepare(`SELECT t.id, t.user_id FROM trips t LEFT JOIN trip_members m ON m.trip_id = t.id AND m.user_id = ? WHERE t.id = ? AND (t.user_id = ? OR m.user_id IS NOT NULL)`).get(userId, tripId, userId),
isOwner: (tripId: any, userId: number) =>
!!db.prepare('SELECT id FROM trips WHERE id = ? AND user_id = ?').get(tripId, userId),
};
return { testDb: db, dbMock: mock };
});
vi.mock('../../../src/db/database', () => dbMock);
vi.mock('../../../src/config', () => ({
JWT_SECRET: 'test-jwt-secret-for-trek-testing-only',
ENCRYPTION_KEY: 'a1b2c3d4e5f6a7b8c9d0e1f2a3b4c5d6a7b8c9d0e1f2a3b4c5d6a7b8c9d0e1f2',
updateJwtSecret: () => {},
}));
const { broadcastMock } = vi.hoisted(() => ({ broadcastMock: vi.fn() }));
vi.mock('../../../src/websocket', () => ({ broadcast: broadcastMock }));
import { createTables } from '../../../src/db/schema';
import { runMigrations } from '../../../src/db/migrations';
import { resetTestDb } from '../../helpers/test-db';
import { createUser, createTrip, createBudgetItem } from '../../helpers/factories';
import { createMcpHarness, parseToolResult, type McpHarness } from '../../helpers/mcp-harness';
beforeAll(() => {
createTables(testDb);
runMigrations(testDb);
});
beforeEach(() => {
resetTestDb(testDb);
broadcastMock.mockClear();
delete process.env.DEMO_MODE;
});
afterAll(() => {
testDb.close();
});
async function withHarness(userId: number, fn: (h: McpHarness) => Promise<void>) {
const h = await createMcpHarness({ userId, withResources: false });
try { await fn(h); } finally { await h.cleanup(); }
}
// ---------------------------------------------------------------------------
// create_budget_item
// ---------------------------------------------------------------------------
describe('Tool: create_budget_item', () => {
it('creates a budget item with all fields', async () => {
const { user } = createUser(testDb);
const trip = createTrip(testDb, user.id);
await withHarness(user.id, async (h) => {
const result = await h.client.callTool({
name: 'create_budget_item',
arguments: { tripId: trip.id, name: 'Hotel Paris', category: 'Accommodation', total_price: 500, note: 'Prepaid' },
});
const data = parseToolResult(result) as any;
expect(data.item.name).toBe('Hotel Paris');
expect(data.item.category).toBe('Accommodation');
expect(data.item.total_price).toBe(500);
expect(data.item.note).toBe('Prepaid');
});
});
it('defaults category to "Other" when not specified', async () => {
const { user } = createUser(testDb);
const trip = createTrip(testDb, user.id);
await withHarness(user.id, async (h) => {
const result = await h.client.callTool({
name: 'create_budget_item',
arguments: { tripId: trip.id, name: 'Misc', total_price: 10 },
});
const data = parseToolResult(result) as any;
expect(data.item.category).toBe('other');
});
});
it('broadcasts budget:created event', async () => {
const { user } = createUser(testDb);
const trip = createTrip(testDb, user.id);
await withHarness(user.id, async (h) => {
await h.client.callTool({ name: 'create_budget_item', arguments: { tripId: trip.id, name: 'Taxi', total_price: 25 } });
expect(broadcastMock).toHaveBeenCalledWith(trip.id, 'budget:created', expect.any(Object));
});
});
it('returns access denied for non-member', async () => {
const { user } = createUser(testDb);
const { user: other } = createUser(testDb);
const trip = createTrip(testDb, other.id);
await withHarness(user.id, async (h) => {
const result = await h.client.callTool({ name: 'create_budget_item', arguments: { tripId: trip.id, name: 'Hack', total_price: 0 } });
expect(result.isError).toBe(true);
});
});
it('blocks demo user', async () => {
process.env.DEMO_MODE = 'true';
const { user } = createUser(testDb, { email: 'demo@nomad.app' });
const trip = createTrip(testDb, user.id);
await withHarness(user.id, async (h) => {
const result = await h.client.callTool({ name: 'create_budget_item', arguments: { tripId: trip.id, name: 'X', total_price: 0 } });
expect(result.isError).toBe(true);
});
});
});
// ---------------------------------------------------------------------------
// update_budget_item
// ---------------------------------------------------------------------------
describe('Tool: update_budget_item', () => {
it('updates budget item fields', async () => {
const { user } = createUser(testDb);
const trip = createTrip(testDb, user.id);
const item = createBudgetItem(testDb, trip.id, { name: 'Old', category: 'Food', total_price: 50 });
await withHarness(user.id, async (h) => {
const result = await h.client.callTool({
name: 'update_budget_item',
arguments: { tripId: trip.id, itemId: item.id, name: 'New Name', total_price: 75 },
});
const data = parseToolResult(result) as any;
expect(data.item.name).toBe('New Name');
expect(data.item.total_price).toBe(75);
expect(data.item.category).toBe('Food'); // preserved
});
});
it('broadcasts budget:updated event', async () => {
const { user } = createUser(testDb);
const trip = createTrip(testDb, user.id);
const item = createBudgetItem(testDb, trip.id);
await withHarness(user.id, async (h) => {
await h.client.callTool({ name: 'update_budget_item', arguments: { tripId: trip.id, itemId: item.id, name: 'Updated' } });
expect(broadcastMock).toHaveBeenCalledWith(trip.id, 'budget:updated', expect.any(Object));
});
});
it('returns error for item not found', async () => {
const { user } = createUser(testDb);
const trip = createTrip(testDb, user.id);
await withHarness(user.id, async (h) => {
const result = await h.client.callTool({ name: 'update_budget_item', arguments: { tripId: trip.id, itemId: 99999, name: 'X' } });
expect(result.isError).toBe(true);
});
});
it('returns access denied for non-member', async () => {
const { user } = createUser(testDb);
const { user: other } = createUser(testDb);
const trip = createTrip(testDb, other.id);
const item = createBudgetItem(testDb, trip.id);
await withHarness(user.id, async (h) => {
const result = await h.client.callTool({ name: 'update_budget_item', arguments: { tripId: trip.id, itemId: item.id, name: 'X' } });
expect(result.isError).toBe(true);
});
});
});
// ---------------------------------------------------------------------------
// delete_budget_item
// ---------------------------------------------------------------------------
describe('Tool: delete_budget_item', () => {
it('deletes an existing budget item', async () => {
const { user } = createUser(testDb);
const trip = createTrip(testDb, user.id);
const item = createBudgetItem(testDb, trip.id);
await withHarness(user.id, async (h) => {
const result = await h.client.callTool({ name: 'delete_budget_item', arguments: { tripId: trip.id, itemId: item.id } });
const data = parseToolResult(result) as any;
expect(data.success).toBe(true);
expect(testDb.prepare('SELECT id FROM budget_items WHERE id = ?').get(item.id)).toBeUndefined();
});
});
it('broadcasts budget:deleted event', async () => {
const { user } = createUser(testDb);
const trip = createTrip(testDb, user.id);
const item = createBudgetItem(testDb, trip.id);
await withHarness(user.id, async (h) => {
await h.client.callTool({ name: 'delete_budget_item', arguments: { tripId: trip.id, itemId: item.id } });
expect(broadcastMock).toHaveBeenCalledWith(trip.id, 'budget:deleted', expect.any(Object));
});
});
it('returns error for item not found', async () => {
const { user } = createUser(testDb);
const trip = createTrip(testDb, user.id);
await withHarness(user.id, async (h) => {
const result = await h.client.callTool({ name: 'delete_budget_item', arguments: { tripId: trip.id, itemId: 99999 } });
expect(result.isError).toBe(true);
});
});
it('returns access denied for non-member', async () => {
const { user } = createUser(testDb);
const { user: other } = createUser(testDb);
const trip = createTrip(testDb, other.id);
const item = createBudgetItem(testDb, trip.id);
await withHarness(user.id, async (h) => {
const result = await h.client.callTool({ name: 'delete_budget_item', arguments: { tripId: trip.id, itemId: item.id } });
expect(result.isError).toBe(true);
});
});
});
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