72 lines
2.1 KiB
TypeScript
72 lines
2.1 KiB
TypeScript
import { describe, it, expect, vi, type Mock } from 'vitest';
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import { SignupUseCase } from './SignupUseCase';
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import { EmailAddress } from '../../domain/value-objects/EmailAddress';
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import { UserId } from '../../domain/value-objects/UserId';
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import { User } from '../../domain/entities/User';
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import type { IAuthRepository } from '../../domain/repositories/IAuthRepository';
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import type { IPasswordHashingService } from '../../domain/services/PasswordHashingService';
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vi.mock('../../domain/value-objects/PasswordHash', () => ({
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PasswordHash: {
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fromHash: (hash: string) => ({ value: hash }),
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},
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}));
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describe('SignupUseCase', () => {
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let authRepo: {
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findByEmail: Mock;
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save: Mock;
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};
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let passwordService: {
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hash: Mock;
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};
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let useCase: SignupUseCase;
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beforeEach(() => {
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authRepo = {
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findByEmail: vi.fn(),
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save: vi.fn(),
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};
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passwordService = {
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hash: vi.fn(),
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};
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useCase = new SignupUseCase(
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authRepo as unknown as IAuthRepository,
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passwordService as unknown as IPasswordHashingService,
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);
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});
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it('creates and saves a new user when email is free', async () => {
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const email = 'new@example.com';
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const password = 'password123';
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const displayName = 'New User';
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authRepo.findByEmail.mockResolvedValue(null);
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passwordService.hash.mockResolvedValue('hashed-password');
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const result = await useCase.execute(email, password, displayName);
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expect(authRepo.findByEmail).toHaveBeenCalledWith(EmailAddress.create(email));
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expect(passwordService.hash).toHaveBeenCalledWith(password);
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expect(authRepo.save).toHaveBeenCalled();
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expect(result).toBeInstanceOf(User);
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expect(result.getDisplayName()).toBe(displayName);
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});
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it('throws when user already exists', async () => {
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const email = 'existing@example.com';
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const existingUser = User.create({
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id: UserId.create(),
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displayName: 'Existing User',
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email,
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});
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authRepo.findByEmail.mockResolvedValue(existingUser);
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await expect(useCase.execute(email, 'password', 'Existing User')).rejects.toThrow('User already exists');
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});
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});
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