初始化游戏小组管理系统后端项目
- 基于 NestJS + TypeScript + MySQL + Redis 架构 - 完整的模块化设计（认证、用户、小组、游戏、预约等） - JWT 认证和 RBAC 权限控制系统 - Docker 容器化部署支持 - 添加 CLAUDE.md 项目开发指南 - 配置 .gitignore 忽略文件 Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
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369
src/modules/ledgers/ledgers.service.spec.ts
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369
src/modules/ledgers/ledgers.service.spec.ts
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import { Test, TestingModule } from '@nestjs/testing';
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import { getRepositoryToken } from '@nestjs/typeorm';
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import {
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NotFoundException,
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BadRequestException,
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ForbiddenException,
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} from '@nestjs/common';
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import { LedgersService } from './ledgers.service';
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import { Ledger } from '../../entities/ledger.entity';
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import { Group } from '../../entities/group.entity';
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import { GroupMember } from '../../entities/group-member.entity';
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enum LedgerType {
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INCOME = 'income',
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EXPENSE = 'expense',
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}
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describe('LedgersService', () => {
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let service: LedgersService;
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let mockLedgerRepository: any;
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let mockGroupRepository: any;
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let mockGroupMemberRepository: any;
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const mockUser = { id: 'user-1', username: 'testuser' };
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const mockGroup = {
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id: 'group-1',
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name: '测试小组',
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isActive: true,
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parentId: null,
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};
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const mockMembership = {
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id: 'member-1',
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userId: 'user-1',
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groupId: 'group-1',
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role: 'member',
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isActive: true,
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};
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const mockLedger = {
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id: 'ledger-1',
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groupId: 'group-1',
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creatorId: 'user-1',
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type: LedgerType.INCOME,
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amount: 100,
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category: '聚餐费用',
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description: '周末聚餐',
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createdAt: new Date('2024-01-20T10:00:00Z'),
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updatedAt: new Date(),
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};
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beforeEach(async () => {
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mockLedgerRepository = {
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create: jest.fn(),
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save: jest.fn(),
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findOne: jest.fn(),
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remove: jest.fn(),
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createQueryBuilder: jest.fn(),
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};
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mockGroupRepository = {
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findOne: jest.fn(),
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find: jest.fn(),
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};
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mockGroupMemberRepository = {
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findOne: jest.fn(),
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};
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const module: TestingModule = await Test.createTestingModule({
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providers: [
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LedgersService,
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{
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provide: getRepositoryToken(Ledger),
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useValue: mockLedgerRepository,
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},
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{
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provide: getRepositoryToken(Group),
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useValue: mockGroupRepository,
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},
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{
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provide: getRepositoryToken(GroupMember),
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useValue: mockGroupMemberRepository,
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},
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],
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}).compile();
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service = module.get<LedgersService>(LedgersService);
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});
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describe('create', () => {
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it('应该成功创建账目', async () => {
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mockGroupRepository.findOne.mockResolvedValue(mockGroup);
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mockGroupMemberRepository.findOne.mockResolvedValue(mockMembership);
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mockLedgerRepository.create.mockReturnValue(mockLedger);
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mockLedgerRepository.save.mockResolvedValue(mockLedger);
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mockLedgerRepository.findOne.mockResolvedValue({
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...mockLedger,
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group: mockGroup,
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creator: mockUser,
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});
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const result = await service.create('user-1', {
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groupId: 'group-1',
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type: LedgerType.INCOME,
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amount: 100,
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category: '聚餐费用',
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description: '周末聚餐',
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});
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expect(result).toHaveProperty('id');
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expect(result.amount).toBe(100);
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expect(mockLedgerRepository.save).toHaveBeenCalled();
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});
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it('应该在小组不存在时抛出异常', async () => {
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mockGroupRepository.findOne.mockResolvedValue(null);
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await expect(
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service.create('user-1', {
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groupId: 'group-1',
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type: LedgerType.INCOME,
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amount: 100,
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category: '聚餐费用',
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description: '测试',
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}),
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).rejects.toThrow(NotFoundException);
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});
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it('应该在用户不在小组中时抛出异常', async () => {
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mockGroupRepository.findOne.mockResolvedValue(mockGroup);
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mockGroupMemberRepository.findOne.mockResolvedValue(null);
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await expect(
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service.create('user-1', {
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groupId: 'group-1',
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type: LedgerType.INCOME,
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amount: 100,
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category: '聚餐费用',
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description: '测试',
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}),
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).rejects.toThrow(ForbiddenException);
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});
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it('应该在金额无效时抛出异常', async () => {
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mockGroupRepository.findOne.mockResolvedValue(mockGroup);
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mockGroupMemberRepository.findOne.mockResolvedValue(mockMembership);
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await expect(
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service.create('user-1', {
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groupId: 'group-1',
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type: LedgerType.INCOME,
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amount: -100,
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category: '聚餐费用',
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description: '测试',
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}),
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).rejects.toThrow(BadRequestException);
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});
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});
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describe('findAll', () => {
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it('应该成功获取账目列表', async () => {
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const mockQueryBuilder = {
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leftJoinAndSelect: jest.fn().mockReturnThis(),
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where: jest.fn().mockReturnThis(),
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andWhere: jest.fn().mockReturnThis(),
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orderBy: jest.fn().mockReturnThis(),
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skip: jest.fn().mockReturnThis(),
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take: jest.fn().mockReturnThis(),
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getManyAndCount: jest.fn().mockResolvedValue([[mockLedger], 1]),
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};
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mockLedgerRepository.createQueryBuilder.mockReturnValue(mockQueryBuilder);
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mockGroupMemberRepository.findOne.mockResolvedValue(mockMembership);
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const result = await service.findAll('user-1', {
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groupId: 'group-1',
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page: 1,
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limit: 10,
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});
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expect(result).toHaveProperty('items');
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expect(result).toHaveProperty('total');
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expect(result.items).toHaveLength(1);
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});
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it('应该支持按类型筛选', async () => {
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const mockQueryBuilder = {
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leftJoinAndSelect: jest.fn().mockReturnThis(),
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where: jest.fn().mockReturnThis(),
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andWhere: jest.fn().mockReturnThis(),
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orderBy: jest.fn().mockReturnThis(),
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skip: jest.fn().mockReturnThis(),
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take: jest.fn().mockReturnThis(),
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getManyAndCount: jest.fn().mockResolvedValue([[mockLedger], 1]),
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};
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mockLedgerRepository.createQueryBuilder.mockReturnValue(mockQueryBuilder);
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mockGroupMemberRepository.findOne.mockResolvedValue(mockMembership);
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const result = await service.findAll('user-1', {
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groupId: 'group-1',
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type: LedgerType.INCOME,
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page: 1,
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limit: 10,
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});
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expect(result.items).toHaveLength(1);
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expect(mockQueryBuilder.andWhere).toHaveBeenCalled();
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});
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});
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describe('findOne', () => {
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it('应该成功获取账目详情', async () => {
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mockLedgerRepository.findOne.mockResolvedValue({
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...mockLedger,
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group: mockGroup,
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creator: mockUser,
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});
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const result = await service.findOne('ledger-1');
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expect(result).toHaveProperty('id');
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expect(result.id).toBe('ledger-1');
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});
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it('应该在账目不存在时抛出异常', async () => {
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mockLedgerRepository.findOne.mockResolvedValue(null);
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await expect(service.findOne('ledger-1')).rejects.toThrow(
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NotFoundException,
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);
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});
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});
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describe('update', () => {
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it('应该成功更新账目', async () => {
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mockLedgerRepository.findOne
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.mockResolvedValueOnce(mockLedger)
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.mockResolvedValueOnce({
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...mockLedger,
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amount: 200,
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group: mockGroup,
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creator: mockUser,
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});
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mockGroupMemberRepository.findOne.mockResolvedValue({
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...mockMembership,
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role: 'admin',
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});
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mockLedgerRepository.save.mockResolvedValue({
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...mockLedger,
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amount: 200,
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});
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const result = await service.update('user-1', 'ledger-1', {
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amount: 200,
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});
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expect(result.amount).toBe(200);
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});
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it('应该在账目不存在时抛出异常', async () => {
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mockLedgerRepository.findOne.mockResolvedValue(null);
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await expect(
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service.update('user-1', 'ledger-1', { amount: 200 }),
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).rejects.toThrow(NotFoundException);
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});
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it('应该在无权限时抛出异常', async () => {
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mockLedgerRepository.findOne.mockResolvedValue(mockLedger);
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mockGroupMemberRepository.findOne.mockResolvedValue({
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...mockMembership,
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role: 'member',
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});
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await expect(
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service.update('user-2', 'ledger-1', { amount: 200 }),
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).rejects.toThrow(ForbiddenException);
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});
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});
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describe('remove', () => {
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it('应该成功删除账目', async () => {
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mockLedgerRepository.findOne.mockResolvedValue(mockLedger);
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mockGroupMemberRepository.findOne.mockResolvedValue({
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...mockMembership,
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role: 'admin',
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});
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mockLedgerRepository.remove.mockResolvedValue(mockLedger);
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const result = await service.remove('user-1', 'ledger-1');
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expect(result).toHaveProperty('message');
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});
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it('应该在无权限时抛出异常', async () => {
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mockLedgerRepository.findOne.mockResolvedValue(mockLedger);
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mockGroupMemberRepository.findOne.mockResolvedValue({
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...mockMembership,
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role: 'member',
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});
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await expect(
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service.remove('user-2', 'ledger-1'),
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).rejects.toThrow(ForbiddenException);
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});
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});
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describe('getMonthlyStatistics', () => {
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it('应该成功获取月度统计', async () => {
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const mockQueryBuilder = {
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where: jest.fn().mockReturnThis(),
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andWhere: jest.fn().mockReturnThis(),
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getMany: jest.fn().mockResolvedValue([
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{ ...mockLedger, type: LedgerType.INCOME, amount: 100 },
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{ ...mockLedger, type: LedgerType.EXPENSE, amount: 50 },
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]),
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};
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mockLedgerRepository.createQueryBuilder.mockReturnValue(mockQueryBuilder);
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mockGroupMemberRepository.findOne.mockResolvedValue(mockMembership);
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const result = await service.getMonthlyStatistics('user-1', {
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groupId: 'group-1',
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year: 2024,
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month: 1,
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});
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expect(result).toHaveProperty('income');
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expect(result).toHaveProperty('expense');
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expect(result).toHaveProperty('balance');
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expect(result).toHaveProperty('categories');
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});
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it('应该在用户不在小组时抛出异常', async () => {
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mockGroupMemberRepository.findOne.mockResolvedValue(null);
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await expect(
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service.getMonthlyStatistics('user-1', {
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groupId: 'group-1',
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year: 2024,
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month: 1,
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}),
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).rejects.toThrow(ForbiddenException);
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});
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});
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describe('getHierarchicalSummary', () => {
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it('应该成功获取层级汇总', async () => {
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const childGroup = { id: 'group-2', name: '子小组', parentId: 'group-1' };
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const mockQueryBuilder = {
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where: jest.fn().mockReturnThis(),
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getMany: jest.fn().mockResolvedValue([mockLedger]),
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};
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mockGroupRepository.findOne.mockResolvedValue(mockGroup);
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mockGroupMemberRepository.findOne.mockResolvedValue(mockMembership);
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mockGroupRepository.find.mockResolvedValue([childGroup]);
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mockLedgerRepository.createQueryBuilder.mockReturnValue(mockQueryBuilder);
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const result = await service.getHierarchicalSummary('user-1', 'group-1');
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expect(result).toHaveProperty('groupId');
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expect(result).toHaveProperty('income');
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expect(result).toHaveProperty('expense');
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expect(result).toHaveProperty('balance');
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});
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});
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});
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