fix: close documented platform polish gaps

api/src/dictionaries/dictionaries.service.spec.ts

@@ -4,6 +4,7 @@ function createPrismaMock() {
   return {
     phoneSegment: {
       findMany: jest.fn(),
+      count: jest.fn().mockResolvedValue(3),
     },
     phoneCarrierRule: {
       findMany: jest.fn().mockResolvedValue([]),
@@ -34,7 +35,7 @@ function createPrismaMock() {
 }
 
 describe('DictionariesService', () => {
-  it('paginates phone segments without counting the full table', async () => {
+  it('paginates phone segments with a real database count', async () => {
     const prisma = createPrismaMock();
     prisma.phoneSegment.findMany.mockResolvedValue([
       { id: 'segment-1', prefix: '1300001', carrier: '中国联通', province: '江苏', city: '常州' },
@@ -43,25 +44,24 @@ describe('DictionariesService', () => {
     ]);
     const service = new DictionariesService(prisma as never);
 
-    await expect(service.listPhoneSegments({ keyword: '中国联通', cursor: '1300000', pageSize: 2 })).resolves.toEqual({
+    await expect(service.listPhoneSegments({ keyword: '中国联通', page: 2, pageSize: 2 })).resolves.toEqual({
       items: expect.arrayContaining([
         expect.objectContaining({ prefix: '1300001' }),
         expect.objectContaining({ prefix: '1300002' }),
       ]),
       pageSize: 2,
-      hasMore: true,
-      nextCursor: '1300002',
+      page: 2,
+      total: 3,
     });
     expect(prisma.phoneSegment.findMany).toHaveBeenCalledWith({
       where: {
-        AND: [
-          { prefix: { gt: '1300000' } },
-          { OR: expect.any(Array) },
-        ],
+        OR: expect.any(Array),
       },
       orderBy: { prefix: 'asc' },
-      take: 3,
+      skip: 2,
+      take: 2,
     });
+    expect(prisma.phoneSegment.count).toHaveBeenCalledWith({ where: { OR: expect.any(Array) } });
   });
 
   it('searches security control dictionaries with keyword and status filters', async () => {