dmolinari
4b0567d252
- IProductPriceRepository (AddAsync/GetByProductIdAsync/GetActiveAsync) - ProductPriceDto, AddProductPriceCommand/Response, GetProductPricesQuery - AddProductPriceCommandValidator (FluentValidation + TimeProvider, fecha >= hoy_AR) - AddProductPriceCommandHandler (TransactionScope AsyncFlow, audit fail-closed) - GetProductPricesQueryHandler (verifica producto existe, lista vacía válida) - IProductPricingService + ProductPricingService (GetPriceAtAsync → decimal?) - DI wiring en DependencyInjection.cs - 29 tests NSubstitute + FakeTimeProvider, 1081 Application.Tests GREEN
80 lines
2.8 KiB
C#
80 lines
2.8 KiB
C#
using FluentAssertions;
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using NSubstitute;
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using SIGCM2.Application.Abstractions.Persistence;
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using SIGCM2.Application.Products.Pricing;
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using SIGCM2.Domain.Entities;
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namespace SIGCM2.Application.Tests.Products.Pricing;
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/// <summary>
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/// PRD-003 — ProductPricingService tests.
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/// Covers: GetPriceAtAsync happy path, fecha sin precio → null (OQ-B contrato).
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/// </summary>
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public class ProductPricingServiceTests
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{
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private readonly IProductPriceRepository _repo = Substitute.For<IProductPriceRepository>();
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private readonly ProductPricingService _service;
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private static readonly DateOnly QueryDate = new(2026, 4, 19);
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private static ProductPrice ActivePrice(decimal price = 150m) =>
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new(Id: 1, ProductId: 1, Price: price,
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PriceValidFrom: new DateOnly(2026, 1, 1), PriceValidTo: null,
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FechaCreacion: new DateTime(2026, 1, 1, 0, 0, 0, DateTimeKind.Utc));
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public ProductPricingServiceTests()
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{
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_service = new ProductPricingService(_repo);
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}
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// ── Happy path ─────────────────────────────────────────────────────────────
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[Fact]
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public async Task GetPriceAtAsync_ActivePriceCoverDate_ReturnsPrice()
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{
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_repo.GetActiveAsync(1, QueryDate, Arg.Any<CancellationToken>())
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.Returns(ActivePrice(200m));
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var result = await _service.GetPriceAtAsync(1, QueryDate);
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result.Should().Be(200m);
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}
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[Fact]
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public async Task GetPriceAtAsync_NoPriceForDate_ReturnsNull()
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{
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// OQ-B — si no hay historial para la fecha, retorna null.
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// El consumidor (PRC-001) decide si usar BasePrice o lanzar excepción.
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_repo.GetActiveAsync(1, QueryDate, Arg.Any<CancellationToken>())
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.Returns((ProductPrice?)null);
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var result = await _service.GetPriceAtAsync(1, QueryDate);
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result.Should().BeNull();
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}
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[Fact]
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public async Task GetPriceAtAsync_CallsGetActiveAsync_WithCorrectArgs()
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{
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_repo.GetActiveAsync(Arg.Any<int>(), Arg.Any<DateOnly>(), Arg.Any<CancellationToken>())
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.Returns((ProductPrice?)null);
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await _service.GetPriceAtAsync(productId: 5, date: QueryDate);
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await _repo.Received(1).GetActiveAsync(5, QueryDate, Arg.Any<CancellationToken>());
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}
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[Fact]
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public async Task GetPriceAtAsync_FutureDateOutsideWindow_ReturnsNull()
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{
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// Precio cerrado cuya ventana no cubre la fecha consultada → repo devuelve null
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var futureDate = new DateOnly(2030, 1, 1);
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_repo.GetActiveAsync(1, futureDate, Arg.Any<CancellationToken>())
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.Returns((ProductPrice?)null);
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var result = await _service.GetPriceAtAsync(1, futureDate);
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result.Should().BeNull();
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}
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}
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