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test SignupUser use case

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9 cases: null/empty/malformed email -> BadRequest; null or
sub-8-char password -> BadRequest; duplicate email -> DomainException;
valid signup returns User with hashed password and isAdmin=false;
user is findable by email afterwards; EmailAddress vo lowercases
the domain. fails red - SignupUser class not yet defined.
This commit is contained in:
yisroel 2026-05-06 15:12:52 +03:00
parent 05f935f275
commit fefc992431
Signed by: yisroelbaum
GPG key ID: 0FA60884F75520A9
1 changed files with 133 additions and 0 deletions
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133
backend/tests/Unit/User/UseCases/SignupUserTest.php Normal file
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<?php
namespace Tests\Unit\User\UseCases;
use App\Exceptions\BadRequestException;
use App\Shared\ValueObject\EmailAddress;
use App\User\CreateUserDto;
use App\User\UseCases\SignupUser\SignupUser;
use App\User\UseCases\SignupUser\SignupUserRequest;
use App\User\User;
use DomainException;
use Tests\Fakes\FakePasswordHasher;
use Tests\Fakes\FakeUserRepository;
use Tests\TestCase;
class SignupUserTest extends TestCase
{
private FakeUserRepository $userRepo;
private FakePasswordHasher $hasher;
private SignupUser $useCase;
protected function setUp(): void
{
$this->userRepo = new FakeUserRepository;
$this->hasher = new FakePasswordHasher;
$this->useCase = new SignupUser(
$this->userRepo,
$this->hasher,
);
}
public function test_null_email_throws_bad_request(): void
{
$this->expectException(BadRequestException::class);
$this->useCase->execute(new SignupUserRequest(
email: null,
password: 'longenoughpassword',
));
}
public function test_empty_email_throws_bad_request(): void
{
$this->expectException(BadRequestException::class);
$this->useCase->execute(new SignupUserRequest(
email: '',
password: 'longenoughpassword',
));
}
public function test_invalid_email_format_throws_bad_request(): void
{
$this->expectException(BadRequestException::class);
$this->useCase->execute(new SignupUserRequest(
email: 'not-an-email',
password: 'longenoughpassword',
));
}
public function test_null_password_throws_bad_request(): void
{
$this->expectException(BadRequestException::class);
$this->useCase->execute(new SignupUserRequest(
email: 'user@example.com',
password: null,
));
}
public function test_short_password_throws_bad_request(): void
{
$this->expectException(BadRequestException::class);
$this->useCase->execute(new SignupUserRequest(
email: 'user@example.com',
password: 'short',
));
}
public function test_duplicate_email_throws_domain_exception(): void
{
$this->userRepo->create(new CreateUserDto(
email: new EmailAddress('user@example.com'),
passwordHash: $this->hasher->hash('original-password'),
isAdmin: false,
));
$this->expectException(DomainException::class);
$this->useCase->execute(new SignupUserRequest(
email: 'user@example.com',
password: 'second-attempt-password',
));
}
public function test_valid_signup_returns_user_with_hashed_password(): void
{
$created = $this->useCase->execute(new SignupUserRequest(
email: 'new@example.com',
password: 'longenoughpassword',
));
$this->assertInstanceOf(User::class, $created);
$this->assertSame('new@example.com', $created->getEmail()->value());
$this->assertSame(
$this->hasher->hash('longenoughpassword'),
$created->getPasswordHash(),
);
$this->assertFalse($created->isAdmin());
}
public function test_created_user_is_findable_by_email(): void
{
$created = $this->useCase->execute(new SignupUserRequest(
email: 'lookup@example.com',
password: 'longenoughpassword',
));
$found = $this->userRepo->findByEmail(
new EmailAddress('lookup@example.com')
);
$this->assertNotNull($found);
$this->assertSame($created->getId(), $found->getId());
}
public function test_signup_normalizes_email_domain(): void
{
$created = $this->useCase->execute(new SignupUserRequest(
email: 'Mixed@CASE.com',
password: 'longenoughpassword',
));
$this->assertSame('Mixed@case.com', $created->getEmail()->value());
}
}