实现报销材料合并预览与差旅概要（07-27-yang-jun-reimbursement-readiness）

server/tests/unit/routes/reimbursements.expense-standards.test.js

@@ -99,6 +99,9 @@ async function buildApp(options = {}) {
     invoicePool: {
       count: vi.fn(async () => 1),
     },
+    reimbursementItem: {
+      findFirst: vi.fn(async () => (options.travelItem ? { id: "travel-item" } : null)),
+    },
     budgetLedgerEntry: {
       create: vi.fn(async () => ({ id: "budget-ledger-1" })),
     },
@@ -230,6 +233,18 @@ describe("reimbursements routes expense standard integration", () => {
     resolveRecipientsForAssigneeMock.mockResolvedValue([]);
   });
 
+  it("blocks travel reimbursement submit until the structured summary is complete", async () => {
+    const { app, tx } = await buildApp({ travelItem: true });
+    const response = await app.inject({ method: "POST", url: `/api/reimbursements/${REIMBURSEMENT_ID}/submit` });
+    expect(response.statusCode).toBe(400);
+    expect(response.json().error.details).toEqual(expect.objectContaining({
+      travelSummary: "incomplete",
+      missingFields: ["travelPurpose", "travelLocation", "travelStartDate", "travelEndDate"],
+    }));
+    expect(tx.workflowInstance.create).not.toHaveBeenCalled();
+    await app.close();
+  });
+
   it("returns standardChecks from reimbursement precheck", async () => {
     resolveEntityPrecheckMock.mockResolvedValue(
       buildPrecheck({