Files
dbis_core-lite/tests/unit/services/ledger-service.test.ts
2026-02-09 21:51:45 -08:00

125 lines
4.1 KiB
TypeScript

import { LedgerService } from '@/ledger/transactions/ledger-service';
import { PaymentRepository } from '@/repositories/payment-repository';
import { PaymentTransaction } from '@/models/payment';
import { MockLedgerAdapter } from '@/ledger/mock/mock-ledger-adapter';
import { TestHelpers } from '../../utils/test-helpers';
import { LedgerAdapter } from '@/ledger/adapter/types';
describe('LedgerService', () => {
let ledgerService: LedgerService;
let paymentRepository: PaymentRepository;
let mockAdapter: LedgerAdapter;
let testPayment: PaymentTransaction;
beforeAll(async () => {
paymentRepository = new PaymentRepository();
mockAdapter = new MockLedgerAdapter();
ledgerService = new LedgerService(paymentRepository, mockAdapter);
});
beforeEach(async () => {
await TestHelpers.cleanDatabase();
const operator = await TestHelpers.createTestOperator('TEST_LEDGER', 'MAKER' as any);
const paymentRequest = TestHelpers.createTestPaymentRequest();
const paymentId = await paymentRepository.create(
paymentRequest,
operator.id,
`TEST-LEDGER-${Date.now()}`
);
const payment = await paymentRepository.findById(paymentId);
if (!payment) {
throw new Error('Failed to create test payment');
}
testPayment = payment;
});
afterAll(async () => {
await TestHelpers.cleanDatabase();
});
describe('debitAndReserve', () => {
it('should debit and reserve funds for payment', async () => {
const transactionId = await ledgerService.debitAndReserve(testPayment);
expect(transactionId).toBeDefined();
expect(typeof transactionId).toBe('string');
const updatedPayment = await paymentRepository.findById(testPayment.id);
expect(updatedPayment?.internalTransactionId).toBe(transactionId);
});
it('should return existing transaction ID if already posted', async () => {
// First reservation
const transactionId1 = await ledgerService.debitAndReserve(testPayment);
// Second attempt should return same transaction ID
const paymentWithTxn = await paymentRepository.findById(testPayment.id);
const transactionId2 = await ledgerService.debitAndReserve(paymentWithTxn!);
expect(transactionId2).toBe(transactionId1);
});
it('should fail if insufficient funds', async () => {
const largePayment: PaymentTransaction = {
...testPayment,
amount: 10000000, // Very large amount
};
// Mock adapter should throw error for insufficient funds
await expect(
ledgerService.debitAndReserve(largePayment)
).rejects.toThrow();
});
it('should update payment status after reservation', async () => {
await ledgerService.debitAndReserve(testPayment);
const updatedPayment = await paymentRepository.findById(testPayment.id);
expect(updatedPayment?.internalTransactionId).toBeDefined();
});
});
describe('releaseReserve', () => {
it('should release reserved funds', async () => {
// First reserve funds
await ledgerService.debitAndReserve(testPayment);
// Then release
await ledgerService.releaseReserve(testPayment.id);
// Should complete without error
expect(true).toBe(true);
});
it('should handle payment without transaction ID gracefully', async () => {
// Payment without internal transaction ID
await expect(
ledgerService.releaseReserve(testPayment.id)
).resolves.not.toThrow();
});
it('should fail if payment not found', async () => {
await expect(
ledgerService.releaseReserve('non-existent-payment-id')
).rejects.toThrow('Payment not found');
});
});
describe('getTransaction', () => {
it('should retrieve transaction by ID', async () => {
const transactionId = await ledgerService.debitAndReserve(testPayment);
const transaction = await ledgerService.getTransaction(transactionId);
expect(transaction).toBeDefined();
});
it('should return null for non-existent transaction', async () => {
const transaction = await ledgerService.getTransaction('non-existent-txn-id');
expect(transaction).toBeNull();
});
});
});