logto/packages/core/src/middleware/koa-slonik-error-handler.test.ts

import { NotFoundError, SlonikError } from 'slonik';

import RequestError from '@/errors/RequestError';
import { DeletionError } from '@/errors/SlonikError';
import { createContextWithRouteParameters } from '@/utils/test-utils';

import koaSlonikErrorHandler from './koa-slonik-error-handler';

describe('koaSlonikErrorHandler middleware', () => {
  const next = jest.fn();
  const ctx = createContextWithRouteParameters();

  it('should throw no errors if no errors are catched', async () => {
    await expect(koaSlonikErrorHandler()(ctx, next)).resolves.not.toThrow();
  });

  it('should throw original error if error type are not Slonik', async () => {
    const error = new Error('foo');

    next.mockImplementationOnce(() => {
      throw error;
    });

    await expect(koaSlonikErrorHandler()(ctx, next)).rejects.toMatchError(error);
  });

  it('should throw original error if not intend to handled', async () => {
    const error = new SlonikError();

    next.mockImplementationOnce(() => {
      throw error;
    });

    await expect(koaSlonikErrorHandler()(ctx, next)).rejects.toMatchError(error);
  });

  it('Deletion Error', async () => {
    const error = new DeletionError();
    next.mockImplementationOnce(() => {
      throw error;
    });

    await expect(koaSlonikErrorHandler()(ctx, next)).rejects.toMatchError(
      new RequestError({
        code: 'entity.not_found',
        status: 404,
      })
    );
  });

  it('NotFoundError', async () => {
    const error = new NotFoundError();
    next.mockImplementationOnce(() => {
      throw error;
    });

    await expect(koaSlonikErrorHandler()(ctx, next)).rejects.toMatchError(
      new RequestError({
        code: 'entity.not_found',
        status: 404,
      })
    );
  });
});