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async-agent-lab/fixture/order-service/test/order-dto.test.js

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+import test from 'node:test';
+import assert from 'node:assert/strict';
+import { createOrder, transition, OrderState } from '../src/order.js';
+import { toOrderDTO } from '../src/order-dto.js';
+import { createStore } from '../src/order-store.js';
+import { createOrderApi } from '../src/order-api.js';
+
+test('返回体带订单状态', () => {
+  const order = transition(createOrder({ amount: 12900 }), OrderState.PAID);
+  const dto = toOrderDTO(order);
+  assert.equal(dto.status, 'PAID');
+  assert.equal(dto.amount, 12900);
+});
+
+test('GET /orders/:id 返回订单', () => {
+  const store = createStore();
+  const order = store.save(createOrder({ amount: 500 }));
+  const api = createOrderApi(store);
+  const res = api.getOrder(order.id);
+  assert.equal(res.code, 200);
+  assert.equal(res.data.status, 'CREATED');
+});
+
+test('订单不存在返回 404', () => {
+  const api = createOrderApi(createStore());
+  assert.equal(api.getOrder('o_missing').code, 404);
+});