Add test to verify entity tick logic implementation

Co-authored-by: xezno <[email protected]>

Author: Copilot

Source/Mocha.Tests/EntityTickTests.cs

@@ -0,0 +1,56 @@
+using Mocha;
+using Mocha.Common;
+
+namespace Mocha.Tests;
+
+[TestClass]
+public class EntityTickTests
+{
+	[TestMethod]
+	public void TestEntityImplementsTickInterface()
+	{
+		// Create a test actor instance
+		var actor = new TestActor();
+
+		// Verify it implements IActor correctly
+		Assert.IsInstanceOfType(actor, typeof(IActor));
+
+		// Verify it has both Update and FrameUpdate methods
+		var updateMethod = actor.GetType().GetMethod("Update");
+		var frameUpdateMethod = actor.GetType().GetMethod("FrameUpdate");
+
+		Assert.IsNotNull(updateMethod);
+		Assert.IsNotNull(frameUpdateMethod);
+	}
+
+	[TestMethod]
+	public void TestIActorInterfaceHasBothMethods()
+	{
+		// Verify IActor interface has both required methods
+		var iactorType = typeof(IActor);
+		var updateMethod = iactorType.GetMethod("Update");
+		var frameUpdateMethod = iactorType.GetMethod("FrameUpdate");
+
+		Assert.IsNotNull(updateMethod, "IActor interface should have Update method");
+		Assert.IsNotNull(frameUpdateMethod, "IActor interface should have FrameUpdate method");
+	}
+}
+
+// Test actor for validating interface compliance
+public class TestActor : Actor
+{
+	public bool UpdateCalled { get; private set; } = false;
+	public bool FrameUpdateCalled { get; private set; } = false;
+
+	public override void Update()
+	{
+		UpdateCalled = true;
+		base.Update();
+	}
+
+	public override void FrameUpdate()
+	{
+		FrameUpdateCalled = true;
+		base.FrameUpdate();
+	}
+}