feat(domain): Product entity + 5 domain exceptions (PRD-002)

tests/SIGCM2.Application.Tests/Products/Exceptions/ProductExceptionsTests.cs

@@ -0,0 +1,60 @@
+using FluentAssertions;
+using SIGCM2.Domain.Exceptions;
+
+namespace SIGCM2.Application.Tests.Products.Exceptions;
+
+/// <summary>
+/// PRD-002 — Tests for new Product domain exceptions.
+/// Verifies message content and property values.
+/// </summary>
+public class ProductExceptionsTests
+{
+    [Fact]
+    public void ProductNotFoundException_ContainsId_InMessage()
+    {
+        var ex = new ProductNotFoundException(5);
+
+        ex.Message.Should().Contain("5");
+        ex.ProductId.Should().Be(5);
+    }
+
+    [Fact]
+    public void ProductNombreDuplicadoEnMedioTipoException_ContainsDetails()
+    {
+        var ex = new ProductNombreDuplicadoEnMedioTipoException(2, 3, "Clasificado");
+
+        ex.Message.Should().Contain("Clasificado");
+        ex.Message.Should().Contain("2");
+        ex.Message.Should().Contain("3");
+        ex.MedioId.Should().Be(2);
+        ex.ProductTypeId.Should().Be(3);
+        ex.Nombre.Should().Be("Clasificado");
+    }
+
+    [Fact]
+    public void ProductTipoFlagsIncoherentesException_FieldAndMessage()
+    {
+        var ex = new ProductTipoFlagsIncoherentesException("requiere RubroId", "rubroId");
+
+        ex.Field.Should().Be("rubroId");
+        ex.Message.Should().Contain("requiere RubroId");
+    }
+
+    [Fact]
+    public void ProductTypeInactivoException_ContainsProductTypeId()
+    {
+        var ex = new ProductTypeInactivoException(7);
+
+        ex.Message.Should().Contain("7");
+        ex.ProductTypeId.Should().Be(7);
+    }
+
+    [Fact]
+    public void RubroInactivoException_ContainsRubroId()
+    {
+        var ex = new RubroInactivoException(12);
+
+        ex.Message.Should().Contain("12");
+        ex.RubroId.Should().Be(12);
+    }
+}