feat(P19ERP2-3,P19ERP2-4): 新增采购ERP轨道接口与详情挂件

server/tests/unit/routes/integrations.erp.procurement.test.js

@@ -0,0 +1,59 @@
+const integrationsRoutes = require('../../../src/routes/integrations');
+
+describe('Integrations procurement ERP route helpers', () => {
+  const {
+    canReadPurchaseRequest,
+    ensureProcurementTargetEligible,
+    normalizeProcurementTargets,
+  } = integrationsRoutes.__testables;
+
+  it('normalizes procurement targets in fixed order', () => {
+    expect(
+      normalizeProcurementTargets({
+        targets: ['archive_summary', 'commitment_journal', 'archive_summary'],
+      }),
+    ).toEqual(['commitment_journal', 'archive_summary']);
+  });
+
+  it('respects purchase read permission rules', () => {
+    const purchaseRequest = {
+      applicant_id: 'employee-1',
+      submitter_id: 'employee-2',
+    };
+
+    expect(
+      canReadPurchaseRequest(
+        { employee: { id: 'employee-1', permissionCodes: ['procurement.view_own'] } },
+        purchaseRequest,
+      ),
+    ).toBe(true);
+    expect(
+      canReadPurchaseRequest(
+        { employee: { id: 'other', permissionCodes: ['procurement.view_own'] } },
+        purchaseRequest,
+      ),
+    ).toBe(false);
+    expect(
+      canReadPurchaseRequest(
+        { employee: { id: 'other', permissionCodes: ['integration.manage', 'procurement.view_all'] } },
+        purchaseRequest,
+      ),
+    ).toBe(true);
+  });
+
+  it('rejects commitment target when purchase is not approved', () => {
+    expect(() =>
+      ensureProcurementTargetEligible('commitment_journal', {
+        purchaseRequest: { status: 'reviewing' },
+      }),
+    ).toThrow('参数校验失败');
+  });
+
+  it('rejects archive targets when archive is missing', () => {
+    expect(() =>
+      ensureProcurementTargetEligible('accrual_journal', {
+        purchaseRequest: { status: 'approved', order_archive: null },
+      }),
+    ).toThrow('参数校验失败');
+  });
+});