pokemon-inventory/apps/api/tests/application/pricing-service.test.js

import assert from 'node:assert/strict';
import test from 'node:test';

import { createPricingService } from '../../src/modules/pricing/services/pricing-service.js';

test('records an owned pricing observation and calculates a valuation', async () => {
  const service = createPricingService({
    pricingRepository: {
      async addObservationForSeller({ observation, sellerId }) {
        assert.equal(sellerId, 'seller-1');
        return { status: 'CREATED', observation };
      },
      async markOutliersForSeller() {
        return { status: 'UPDATED' };
      },
      async calculateForSeller() {
        return { status: 'CALCULATED', valuation: { valueMinor: 2500 }, observations: [] };
      },
    },
  });

  const observation = await service.addObservation({
    sellerId: 'seller-1', productId: 'product-1', inventoryItemId: 'inventory-1',
    providerId: 'manual', priceMinor: 2500, sourceIdentifier: 'source-1', conditionId: 'condition-1',
  });
  assert.equal(observation.priceMinor, 2500);
  const valuation = await service.calculate({ sellerId: 'seller-1', inventoryItemId: 'inventory-1' });
  assert.equal(valuation.valuation.valueMinor, 2500);
});

test('requires a reason for an audited market-value override', async () => {
  const service = createPricingService({ pricingRepository: { async createOverride() { throw new Error('should not run'); } } });
  await assert.rejects(
    () => service.override({ sellerId: 'seller-1', actorUserId: 'user-1', inventoryItemId: 'inventory-1', valueMinor: 2000, reason: 'x' }),
    (error) => error.code === 'OVERRIDE_REASON_REQUIRED' && error.statusCode === 400,
  );
});