edr-platform/apps/edr-freight-api/src/modules/rule-engine/services/yards.duplicate-label.spec.ts

import { ConflictException } from '@nestjs/common';

import { YardsService } from './yards.service';
import type { Yard } from '../entities/yard.entity';

const sebeta = { id: 'yard-1', code: 'LEGACY_DEST', label: 'Sebeta' } as Yard;

const service = (): YardsService =>
  new YardsService(
    {
      findById: async (id: string) => ({ ...sebeta, id }),
      findByCode: async () => null,
      findByLabelInsensitive: async (label: string) =>
        label.trim().toLowerCase() === 'sebeta' ? sebeta : null,
      create: async (d: Partial<Yard>) => d as Yard,
      update: async (_id: string, d: Partial<Yard>) => d as Yard,
    } as never,
    { resolveCreateOrder: async () => 1 } as never,
  );

describe('duplicate yard labels are rejected', () => {
  it('blocks create even when the generated code differs (Sebeta vs LEGACY_DEST)', async () => {
    await expect(
      service().create({ label: ' sebeta ', country: 'ET' } as never),
    ).rejects.toThrow(ConflictException);
  });

  it('blocks renaming a yard onto another yard label, allows renaming itself', async () => {
    await expect(
      service().update('yard-2', { label: 'SEBETA' } as never),
    ).rejects.toThrow(ConflictException);
    await expect(
      service().update('yard-1', { label: 'Sebeta' } as never),
    ).resolves.toBeTruthy();
  });
});