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| 1 | +import { BadRequestException } from '@nestjs/common'; |
| 2 | +import { UsersController } from './users.controller'; |
| 3 | +import { UsersService } from './users.service'; |
| 4 | +import { User } from './user.entity'; |
| 5 | +import { Role } from './types'; |
| 6 | +import { userSchemaDto } from './dtos/userSchema.dto'; |
| 7 | + |
| 8 | +import { Test, TestingModule } from '@nestjs/testing'; |
| 9 | +import { mock } from 'jest-mock-extended'; |
| 10 | + |
| 11 | +const mockUserService = mock<UsersService>(); |
| 12 | + |
| 13 | +const mockUser1: User = { |
| 14 | + id: 1, |
| 15 | + |
| 16 | + firstName: 'John', |
| 17 | + lastName: 'Doe', |
| 18 | + phone: '1234567890', |
| 19 | + role: Role.STANDARD_VOLUNTEER, |
| 20 | +}; |
| 21 | + |
| 22 | +const mockUser2: User = { |
| 23 | + id: 2543210, |
| 24 | + |
| 25 | + firstName: 'Bob', |
| 26 | + lastName: 'Smith', |
| 27 | + phone: '9876', |
| 28 | + role: Role.LEAD_VOLUNTEER, |
| 29 | +}; |
| 30 | + |
| 31 | +describe('UsersController', () => { |
| 32 | + let controller: UsersController; |
| 33 | + |
| 34 | + beforeEach(async () => { |
| 35 | + mockUserService.findUsersByRoles.mockReset(); |
| 36 | + mockUserService.findOne.mockReset(); |
| 37 | + mockUserService.remove.mockReset(); |
| 38 | + mockUserService.update.mockReset(); |
| 39 | + mockUserService.create.mockReset(); |
| 40 | + |
| 41 | + const module: TestingModule = await Test.createTestingModule({ |
| 42 | + controllers: [UsersController], |
| 43 | + providers: [ |
| 44 | + { |
| 45 | + provide: UsersService, |
| 46 | + useValue: mockUserService, |
| 47 | + }, |
| 48 | + ], |
| 49 | + }).compile(); |
| 50 | + |
| 51 | + controller = module.get<UsersController>(UsersController); |
| 52 | + }); |
| 53 | + |
| 54 | + it('should be defined', () => { |
| 55 | + expect(controller).toBeDefined(); |
| 56 | + }); |
| 57 | + |
| 58 | + describe('GET /volunteers', () => { |
| 59 | + it('should return all volunteers', async () => { |
| 60 | + const volunteers = [mockUser1, mockUser2]; |
| 61 | + mockUserService.findUsersByRoles.mockResolvedValue(volunteers); |
| 62 | + |
| 63 | + const result = await controller.getAllVolunteers(); |
| 64 | + |
| 65 | + const hasAdmin = result.some((user) => user.role === Role.ADMIN); |
| 66 | + expect(hasAdmin).toBe(false); |
| 67 | + |
| 68 | + expect(result).toEqual(volunteers); |
| 69 | + expect(mockUserService.findUsersByRoles).toHaveBeenCalledWith([ |
| 70 | + Role.LEAD_VOLUNTEER, |
| 71 | + Role.STANDARD_VOLUNTEER, |
| 72 | + ]); |
| 73 | + }); |
| 74 | + }); |
| 75 | + |
| 76 | + describe('GET /:id', () => { |
| 77 | + it('should return a user by id', async () => { |
| 78 | + mockUserService.findOne.mockResolvedValue(mockUser1); |
| 79 | + |
| 80 | + const result = await controller.getUser(1); |
| 81 | + |
| 82 | + expect(result).toEqual(mockUser1); |
| 83 | + expect(mockUserService.findOne).toHaveBeenCalledWith(1); |
| 84 | + }); |
| 85 | + }); |
| 86 | + |
| 87 | + describe('DELETE /:id', () => { |
| 88 | + it('should remove a user by id', async () => { |
| 89 | + mockUserService.remove.mockResolvedValue(mockUser1); |
| 90 | + |
| 91 | + const result = await controller.removeUser(1); |
| 92 | + |
| 93 | + expect(result).toEqual(mockUser1); |
| 94 | + expect(mockUserService.remove).toHaveBeenCalledWith(1); |
| 95 | + }); |
| 96 | + }); |
| 97 | + |
| 98 | + describe('PUT :id/role', () => { |
| 99 | + it('should update user role with valid role', async () => { |
| 100 | + const updatedUser = { ...mockUser1, role: Role.ADMIN }; |
| 101 | + mockUserService.update.mockResolvedValue(updatedUser); |
| 102 | + |
| 103 | + const result = await controller.updateRole(1, Role.ADMIN); |
| 104 | + |
| 105 | + expect(result).toEqual(updatedUser); |
| 106 | + expect(mockUserService.update).toHaveBeenCalledWith(1, { |
| 107 | + role: Role.ADMIN, |
| 108 | + }); |
| 109 | + }); |
| 110 | + |
| 111 | + it('should throw BadRequestException for invalid role', async () => { |
| 112 | + await expect(controller.updateRole(1, 'invalid_role')).rejects.toThrow( |
| 113 | + BadRequestException, |
| 114 | + ); |
| 115 | + expect(mockUserService.update).not.toHaveBeenCalled(); |
| 116 | + }); |
| 117 | + }); |
| 118 | + |
| 119 | + describe('POST /api/users', () => { |
| 120 | + it('should create a new user with all required fields', async () => { |
| 121 | + const createUserSchema: userSchemaDto = { |
| 122 | + |
| 123 | + firstName: 'Jane', |
| 124 | + lastName: 'Smith', |
| 125 | + phone: '9876543210', |
| 126 | + role: Role.ADMIN, |
| 127 | + }; |
| 128 | + |
| 129 | + const createdUser = { ...createUserSchema, id: 2 }; |
| 130 | + mockUserService.create.mockResolvedValue(createdUser); |
| 131 | + |
| 132 | + const result = await controller.createUser(createUserSchema); |
| 133 | + |
| 134 | + expect(result).toEqual(createdUser); |
| 135 | + expect(mockUserService.create).toHaveBeenCalledWith( |
| 136 | + createUserSchema.email, |
| 137 | + createUserSchema.firstName, |
| 138 | + createUserSchema.lastName, |
| 139 | + createUserSchema.phone, |
| 140 | + createUserSchema.role, |
| 141 | + ); |
| 142 | + }); |
| 143 | + |
| 144 | + it('should handle service errors', async () => { |
| 145 | + const createUserSchema: userSchemaDto = { |
| 146 | + |
| 147 | + firstName: 'Jane', |
| 148 | + lastName: 'Smith', |
| 149 | + phone: '9876543210', |
| 150 | + role: Role.STANDARD_VOLUNTEER, |
| 151 | + }; |
| 152 | + |
| 153 | + const error = new Error('Database error'); |
| 154 | + mockUserService.create.mockRejectedValue(error); |
| 155 | + |
| 156 | + await expect(controller.createUser(createUserSchema)).rejects.toThrow( |
| 157 | + error, |
| 158 | + ); |
| 159 | + }); |
| 160 | + }); |
| 161 | +}); |
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