实现 B-2a 报销审批内容工作台（reimbursement-approval-content-workbench）

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

@@ -854,6 +854,40 @@ describe("reimbursements routes expense standard integration", () => {
         exceededAmount: "60.00",
       }),
     ]);
+    expect(state.workflowInstanceCreatePayload?.context_data).toEqual(expect.objectContaining({
+      budgetCheck: null,
+      budgetCheckRecorded: true,
+    }));
+
+    await app.close();
+  });
+
+  it("persists the calculated budget check in the workflow submission snapshot", async () => {
+    resolveEntityPrecheckMock.mockResolvedValue(buildPrecheck());
+    resolveApplicableBudgetPoolByContextMock.mockResolvedValue({
+      id: "aaaaaaaa-aaaa-4aaa-8aaa-aaaaaaaaaaaa",
+      code: "BUDGET-2026",
+      allocated_amount: "1000.00",
+      used_amount: "700.00",
+      warning_threshold_percent: 80,
+    });
+
+    const { app, state } = await buildApp();
+    const response = await app.inject({
+      method: "POST",
+      url: `/api/reimbursements/${REIMBURSEMENT_ID}/submit`,
+    });
+
+    expect(response.statusCode).toBe(200);
+    expect(state.workflowInstanceCreatePayload?.context_data?.budgetCheck).toEqual({
+      budgetId: "aaaaaaaa-aaaa-4aaa-8aaa-aaaaaaaaaaaa",
+      budgetCode: "BUDGET-2026",
+      controlMode: "warn",
+      usagePercent: 88,
+      exceededThreshold: true,
+      exceededBudget: false,
+    });
+    expect(state.workflowInstanceCreatePayload?.context_data?.budgetCheckRecorded).toBe(true);
 
     await app.close();
   });