fluxer/packages/errors/src/__tests__/DomainErrors.test.tsx
2026-02-17 12:22:36 +00:00

380 lines
12 KiB
TypeScript

/*
* Copyright (C) 2026 Fluxer Contributors
*
* This file is part of Fluxer.
*
* Fluxer is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Fluxer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
*/
import {APIErrorCodes} from '@fluxer/constants/src/ApiErrorCodes';
import {HttpStatus} from '@fluxer/constants/src/HttpConstants';
import {ValidationErrorCodes} from '@fluxer/constants/src/ValidationErrorCodes';
import {InvalidPhoneNumberError} from '@fluxer/errors/src/domains/auth/InvalidPhoneNumberError';
import {UnknownChannelError} from '@fluxer/errors/src/domains/channel/UnknownChannelError';
import {UnknownMessageError} from '@fluxer/errors/src/domains/channel/UnknownMessageError';
import {BadRequestError} from '@fluxer/errors/src/domains/core/BadRequestError';
import {ForbiddenError} from '@fluxer/errors/src/domains/core/ForbiddenError';
import {InputValidationError} from '@fluxer/errors/src/domains/core/InputValidationError';
import {InternalServerError} from '@fluxer/errors/src/domains/core/InternalServerError';
import {NotFoundError} from '@fluxer/errors/src/domains/core/NotFoundError';
import {FluxerError} from '@fluxer/errors/src/FluxerError';
import {describe, expect, it} from 'vitest';
interface ErrorResponse {
code: string;
message: string;
[key: string]: unknown;
}
describe('Domain Errors', () => {
describe('core domain errors', () => {
describe('BadRequestError', () => {
it('should create error with required code', () => {
const error = new BadRequestError({code: APIErrorCodes.INVALID_REQUEST});
expect(error.status).toBe(400);
expect(error.code).toBe(APIErrorCodes.INVALID_REQUEST);
expect(error.message).toBe(APIErrorCodes.INVALID_REQUEST);
});
it('should allow custom message', () => {
const error = new BadRequestError({
code: APIErrorCodes.INVALID_FORM_BODY,
message: 'Custom bad request message',
});
expect(error.message).toBe('Custom bad request message');
});
it('should include data', () => {
const error = new BadRequestError({
code: APIErrorCodes.INVALID_REQUEST,
data: {field: 'test'},
});
expect(error.data).toEqual({field: 'test'});
});
it('should include headers', () => {
const error = new BadRequestError({
code: APIErrorCodes.INVALID_REQUEST,
headers: {'X-Custom': 'value'},
});
expect(error.headers).toEqual({'X-Custom': 'value'});
});
it('should include messageVariables for i18n', () => {
const error = new BadRequestError({
code: APIErrorCodes.INVALID_REQUEST,
messageVariables: {count: 5},
});
expect(error.messageVariables).toEqual({count: 5});
});
it('should be instance of FluxerError', () => {
const error = new BadRequestError({code: APIErrorCodes.INVALID_REQUEST});
expect(error).toBeInstanceOf(FluxerError);
});
});
describe('NotFoundError', () => {
it('should create error with status 404', () => {
const error = new NotFoundError({code: APIErrorCodes.UNKNOWN_USER});
expect(error.status).toBe(404);
expect(error.code).toBe(APIErrorCodes.UNKNOWN_USER);
expect(error.message).toBe(APIErrorCodes.UNKNOWN_USER);
});
it('should allow messageVariables for i18n', () => {
const error = new NotFoundError({
code: APIErrorCodes.UNKNOWN_USER,
messageVariables: {userId: '12345'},
});
expect(error.messageVariables).toEqual({userId: '12345'});
});
it('should be instance of FluxerError', () => {
const error = new NotFoundError({code: APIErrorCodes.UNKNOWN_USER});
expect(error).toBeInstanceOf(FluxerError);
});
});
describe('ForbiddenError', () => {
it('should create error with status 403', () => {
const error = new ForbiddenError({code: APIErrorCodes.ACCESS_DENIED});
expect(error.status).toBe(403);
expect(error.code).toBe(APIErrorCodes.ACCESS_DENIED);
expect(error.message).toBe(APIErrorCodes.ACCESS_DENIED);
});
it('should be instance of FluxerError', () => {
const error = new ForbiddenError({code: APIErrorCodes.ACCESS_DENIED});
expect(error).toBeInstanceOf(FluxerError);
});
});
describe('InternalServerError', () => {
it('should create error with status 500', () => {
const error = new InternalServerError({code: APIErrorCodes.GENERAL_ERROR});
expect(error.status).toBe(500);
expect(error.code).toBe(APIErrorCodes.GENERAL_ERROR);
expect(error.message).toBe(APIErrorCodes.GENERAL_ERROR);
});
it('should be instance of FluxerError', () => {
const error = new InternalServerError({code: APIErrorCodes.GENERAL_ERROR});
expect(error).toBeInstanceOf(FluxerError);
});
});
describe('InputValidationError', () => {
it('should create error with validation errors', () => {
const error = new InputValidationError([{path: 'email', message: 'Invalid email format'}]);
expect(error.status).toBe(400);
expect(error.code).toBe(APIErrorCodes.INVALID_FORM_BODY);
expect(error.data).toEqual({
errors: [{path: 'email', message: 'Invalid email format'}],
});
});
it('should support localized errors', () => {
const error = new InputValidationError(
[{path: 'name', message: ValidationErrorCodes.EMAIL_IS_REQUIRED}],
[{path: 'name', code: ValidationErrorCodes.EMAIL_IS_REQUIRED}],
);
expect(error.localizedErrors).toEqual([{path: 'name', code: ValidationErrorCodes.EMAIL_IS_REQUIRED}]);
expect(error.getLocalizedErrors()).toEqual([{path: 'name', code: ValidationErrorCodes.EMAIL_IS_REQUIRED}]);
});
it('should return null for localizedErrors when not provided', () => {
const error = new InputValidationError([{path: 'field', message: 'error'}]);
expect(error.localizedErrors).toBeNull();
expect(error.getLocalizedErrors()).toBeNull();
});
it('should create from single field using static method', () => {
const error = InputValidationError.create('username', 'Username is required');
expect(error).toBeInstanceOf(InputValidationError);
expect(error.data).toEqual({
errors: [{path: 'username', message: 'Username is required'}],
});
});
it('should create from multiple fields using static method', () => {
const error = InputValidationError.createMultiple([
{field: 'email', message: 'Invalid email'},
{field: 'password', message: 'Password too short'},
]);
expect(error.data).toEqual({
errors: [
{path: 'email', message: 'Invalid email'},
{path: 'password', message: 'Password too short'},
],
});
});
it('should create from error code using static method', () => {
const error = InputValidationError.fromCode('email', ValidationErrorCodes.EMAIL_IS_REQUIRED, {maxLength: 255});
expect(error.localizedErrors).toEqual([
{path: 'email', code: ValidationErrorCodes.EMAIL_IS_REQUIRED, variables: {maxLength: 255}},
]);
});
it('should create from multiple error codes using static method', () => {
const error = InputValidationError.fromCodes([
{path: 'email', code: ValidationErrorCodes.EMAIL_IS_REQUIRED},
{path: 'name', code: ValidationErrorCodes.STRING_LENGTH_INVALID, variables: {max: 100}},
]);
expect(error.localizedErrors).toHaveLength(2);
});
});
});
describe('auth domain errors', () => {
describe('InvalidPhoneNumberError', () => {
it('should have correct code from APIErrorCodes', () => {
const error = new InvalidPhoneNumberError();
expect(error.code).toBe(APIErrorCodes.INVALID_PHONE_NUMBER);
expect(error.status).toBe(HttpStatus.BAD_REQUEST);
});
it('should be instance of BadRequestError', () => {
const error = new InvalidPhoneNumberError();
expect(error).toBeInstanceOf(BadRequestError);
});
it('should be instance of FluxerError', () => {
const error = new InvalidPhoneNumberError();
expect(error).toBeInstanceOf(FluxerError);
});
});
});
describe('channel domain errors', () => {
describe('UnknownChannelError', () => {
it('should have correct code from APIErrorCodes', () => {
const error = new UnknownChannelError();
expect(error.code).toBe(APIErrorCodes.UNKNOWN_CHANNEL);
expect(error.status).toBe(HttpStatus.NOT_FOUND);
});
it('should be instance of NotFoundError', () => {
const error = new UnknownChannelError();
expect(error).toBeInstanceOf(NotFoundError);
});
it('should be instance of FluxerError', () => {
const error = new UnknownChannelError();
expect(error).toBeInstanceOf(FluxerError);
});
});
describe('UnknownMessageError', () => {
it('should have correct code from APIErrorCodes', () => {
const error = new UnknownMessageError();
expect(error.code).toBe(APIErrorCodes.UNKNOWN_MESSAGE);
expect(error.status).toBe(HttpStatus.NOT_FOUND);
});
it('should be instance of NotFoundError', () => {
const error = new UnknownMessageError();
expect(error).toBeInstanceOf(NotFoundError);
});
});
});
describe('error response generation', () => {
it('should generate correct JSON response for domain errors', async () => {
const error = new UnknownChannelError();
const response = error.getResponse();
expect(response.status).toBe(404);
expect(response.headers.get('Content-Type')).toBe('application/json');
const body = (await response.json()) as ErrorResponse;
expect(body.code).toBe(APIErrorCodes.UNKNOWN_CHANNEL);
});
it('should include data in response', async () => {
const error = new BadRequestError({
code: APIErrorCodes.INVALID_REQUEST,
data: {field: 'test', reason: 'invalid'},
});
const response = error.getResponse();
const body = (await response.json()) as ErrorResponse;
expect(body).toEqual({
code: APIErrorCodes.INVALID_REQUEST,
message: APIErrorCodes.INVALID_REQUEST,
field: 'test',
reason: 'invalid',
});
});
it('should include custom headers in response', async () => {
const error = new ForbiddenError({
code: APIErrorCodes.ACCESS_DENIED,
headers: {'X-Permission-Required': 'admin'},
});
const response = error.getResponse();
expect(response.headers.get('X-Permission-Required')).toBe('admin');
});
});
describe('error serialization', () => {
it('should serialize domain errors to JSON correctly', () => {
const error = new UnknownChannelError();
const json = error.toJSON();
expect(json).toEqual({
code: APIErrorCodes.UNKNOWN_CHANNEL,
message: APIErrorCodes.UNKNOWN_CHANNEL,
});
});
it('should include data in JSON serialization', () => {
const error = new BadRequestError({
code: APIErrorCodes.INVALID_REQUEST,
data: {extra: 'info'},
});
const json = error.toJSON();
expect(json).toEqual({
code: APIErrorCodes.INVALID_REQUEST,
message: APIErrorCodes.INVALID_REQUEST,
extra: 'info',
});
});
});
describe('error inheritance chain', () => {
it('should maintain correct prototype chain', () => {
const error = new InvalidPhoneNumberError();
expect(error).toBeInstanceOf(InvalidPhoneNumberError);
expect(error).toBeInstanceOf(BadRequestError);
expect(error).toBeInstanceOf(FluxerError);
expect(error).toBeInstanceOf(Error);
});
it('should be catchable at any level of the chain', () => {
const error = new UnknownChannelError();
try {
throw error;
} catch (e) {
if (e instanceof NotFoundError) {
expect(e.code).toBe(APIErrorCodes.UNKNOWN_CHANNEL);
}
}
try {
throw error;
} catch (e) {
if (e instanceof FluxerError) {
expect(e.status).toBe(404);
}
}
try {
throw error;
} catch (e) {
if (e instanceof Error) {
expect(e).toBeInstanceOf(UnknownChannelError);
}
}
});
});
});