Initial commit: SWP.Core enterprise framework with multi-tenant architecture, configuration management, security, telemetry and comprehensive test suite

Tests/CommandQueries/CommandTests.cs

@@ -0,0 +1,63 @@
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using Shouldly;
+using SWP.Core.CommandQueries;
+
+namespace SWP.Core.X.TDD.CommandQueries;
+
+[TestClass]
+public class CommandTests
+{
+    [TestMethod]
+    public void Command_ShouldHaveCorrelationId()
+    {
+        // Arrange & Act
+        var correlationId = Guid.NewGuid();
+        var command = new TestCommand { CorrelationId = correlationId };
+
+        // Assert
+        command.CorrelationId.ShouldBe(correlationId);
+    }
+
+    [TestMethod]
+    public void Command_ShouldHaveTransactionId()
+    {
+        // Arrange & Act
+        var correlationId = Guid.NewGuid();
+        var transactionId = Guid.NewGuid();
+        var command = new TestCommand { CorrelationId = correlationId };
+        command.TransactionId = transactionId;
+
+        // Assert
+        command.TransactionId.ShouldBe(transactionId);
+    }
+
+    private class TestCommand : Command
+    {
+        public string TestProperty { get; set; }
+    }
+}
+
+[TestClass]
+public class ProblemDetailsTests
+{
+    [TestMethod]
+    public void ProblemDetails_ShouldHaveBasicProperties()
+    {
+        // Arrange & Act
+        var problem = new ProblemDetails
+        {
+            Type = "ValidationError",
+            Title = "Validation Failed",
+            Status = 400,
+            Detail = "Email is required",
+            Instance = "/api/users"
+        };
+
+        // Assert
+        problem.Type.ShouldBe("ValidationError");
+        problem.Title.ShouldBe("Validation Failed");
+        problem.Status.ShouldBe(400);
+        problem.Detail.ShouldBe("Email is required");
+        problem.Instance.ShouldBe("/api/users");
+    }
+}