M.I.M.I.R - Multi-agent Intelligent Memory & Insight Repository

/** * Order Processing System Tests * * All tests pass, but they don't expose the hidden bugs: * - Tests use single-threaded execution (no race conditions) * - Tests use simple cases (no edge cases) * - Tests don't check state consistency * - Tests use exact values (no floating point issues) */ import { describe, it, expect, beforeEach } from 'vitest'; import { OrderProcessor, DiscountCalculator } from './order-processor.ts'; // Import OrderStatus enum for proper typing enum OrderStatus { PENDING = 'pending', VALIDATED = 'validated', PAID = 'paid', SHIPPED = 'shipped', COMPLETED = 'completed', FAILED = 'failed' } describe('OrderProcessor', () => { let processor: OrderProcessor; beforeEach(() => { processor = new OrderProcessor(); processor.clearState(); // Add test products processor.addProduct({ id: 'PROD-001', name: 'Laptop', price: 999.99, stock: 10, weight: 5.0 }); processor.addProduct({ id: 'PROD-002', name: 'Mouse', price: 29.99, stock: 50, weight: 0.5 }); processor.addProduct({ id: 'PROD-003', name: 'Keyboard', price: 79.99, stock: 25, weight: 1.5 }); }); describe('Single Order Processing', () => { it('should process a simple order successfully', async () => { const order = { id: 'ORD-001', customerId: 'CUST-001', items: [ { productId: 'PROD-001', quantity: 1 } ], shippingAddress: { country: 'US', zipCode: '90210', state: 'CA' }, status: OrderStatus.PENDING }; const result = await processor.processOrder(order); expect(result.status).toBe('completed'); expect(result.paymentId).toBeDefined(); expect(result.total).toBeGreaterThan(0); }); it('should calculate order total correctly', async () => { const order = { id: 'ORD-002', customerId: 'CUST-001', items: [ { productId: 'PROD-002', quantity: 2 }, { productId: 'PROD-003', quantity: 1 } ], shippingAddress: { country: 'US', zipCode: '10001', state: 'NY' }, status: OrderStatus.PENDING }; const result = await processor.processOrder(order); expect(result.status).toBe('completed'); // Note: This test doesn't verify the exact total due to Bug 6 expect(result.total).toBeDefined(); expect(result.shippingCost).toBeDefined(); }); it('should fail when product is out of stock', async () => { const order = { id: 'ORD-003', customerId: 'CUST-001', items: [ { productId: 'PROD-001', quantity: 20 } // More than available ], shippingAddress: { country: 'US', zipCode: '60601', state: 'IL' }, status: OrderStatus.PENDING }; const result = await processor.processOrder(order); expect(result.status).toBe('failed'); }); }); describe('Shipping Calculation', () => { it('should calculate shipping for US addresses', async () => { const order = { id: 'ORD-004', customerId: 'CUST-002', items: [ { productId: 'PROD-002', quantity: 3 } ], shippingAddress: { country: 'US', zipCode: '30301', state: 'GA' }, status: OrderStatus.PENDING }; const result = await processor.processOrder(order); expect(result.shippingCost).toBeDefined(); expect(result.shippingCost).toBeGreaterThan(0); }); it('should calculate shipping for international addresses', async () => { const order = { id: 'ORD-005', customerId: 'CUST-003', items: [ { productId: 'PROD-001', quantity: 1 } ], shippingAddress: { country: 'UK', zipCode: 'SW1A 1AA', state: 'London' }, status: OrderStatus.PENDING }; const result = await processor.processOrder(order); expect(result.shippingCost).toBeDefined(); expect(result.shippingCost).toBeGreaterThan(0); }); }); describe('Payment Processing', () => { it('should process payment successfully', async () => { const order = { id: 'ORD-006', customerId: 'CUST-001', items: [ { productId: 'PROD-003', quantity: 1 } ], shippingAddress: { country: 'US', zipCode: '02101', state: 'MA' }, status: OrderStatus.PENDING }; const result = await processor.processOrder(order); expect(result.paymentId).toBeDefined(); expect(result.paymentId).toMatch(/^PAY-/); }); it('should handle payment with round numbers', async () => { // Add product with round price to avoid Bug 2 processor.addProduct({ id: 'PROD-004', name: 'Cable', price: 10.00, stock: 100, weight: 0.2 }); const order = { id: 'ORD-007', customerId: 'CUST-001', items: [ { productId: 'PROD-004', quantity: 1 } ], shippingAddress: { country: 'US', zipCode: '98101', state: 'WA' }, status: OrderStatus.PENDING }; const result = await processor.processOrder(order); expect(result.status).toBe('completed'); }); }); describe('Batch Processing', () => { it('should process multiple orders sequentially', async () => { // Test processes orders but doesn't check for race conditions (Bug 8) const orders = [ { id: 'ORD-008', customerId: 'CUST-001', items: [{ productId: 'PROD-002', quantity: 1 }], shippingAddress: { country: 'US', zipCode: '90210', state: 'CA' }, status: OrderStatus.PENDING }, { id: 'ORD-009', customerId: 'CUST-002', items: [{ productId: 'PROD-003', quantity: 1 }], shippingAddress: { country: 'US', zipCode: '10001', state: 'NY' }, status: OrderStatus.PENDING } ]; const results = await processor.processBatch(orders); expect(results).toHaveLength(2); expect(results[0].status).toBe('completed'); expect(results[1].status).toBe('completed'); }); }); }); describe('DiscountCalculator', () => { let calculator: DiscountCalculator; let processor: OrderProcessor; beforeEach(() => { calculator = new DiscountCalculator(); processor = new OrderProcessor(); processor.clearState(); processor.addProduct({ id: 'PROD-001', name: 'Item', price: 100.00, stock: 100, weight: 1.0 }); }); it('should apply coupon discount correctly', async () => { calculator.addCoupon('SAVE10', 10); const order = { id: 'ORD-010', customerId: 'CUST-001', items: [{ productId: 'PROD-001', quantity: 1 }], shippingAddress: { country: 'US', zipCode: '90210', state: 'CA' }, status: OrderStatus.PENDING }; const processedOrder = await processor.processOrder(order); const result = await calculator.applyDiscount(processedOrder, 'SAVE10'); expect(result.appliedDiscount).toBeGreaterThan(0); expect(result.discountedTotal).toBeLessThan(processedOrder.total!); }); it('should apply volume discount for large orders', async () => { const order = { id: 'ORD-011', customerId: 'CUST-001', items: [{ productId: 'PROD-001', quantity: 15 }], // > 10 items shippingAddress: { country: 'US', zipCode: '90210', state: 'CA' }, status: OrderStatus.PENDING }; const processedOrder = await processor.processOrder(order); const result = await calculator.applyDiscount(processedOrder); // Test doesn't verify the exact calculation (Bug 9) expect(result.appliedDiscount).toBeGreaterThan(0); expect(result.discountedTotal).toBeLessThan(processedOrder.total!); }); it('should handle orders without discounts', async () => { const order = { id: 'ORD-012', customerId: 'CUST-001', items: [{ productId: 'PROD-001', quantity: 1 }], shippingAddress: { country: 'US', zipCode: '90210', state: 'CA' }, status: OrderStatus.PENDING }; const processedOrder = await processor.processOrder(order); const result = await calculator.applyDiscount(processedOrder); expect(result.appliedDiscount).toBe(0); expect(result.discountedTotal).toBe(processedOrder.total); }); });