fixed and reorganized tests

ComiServUnitTest/ServiceTests/AuthenticationServiceTests.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ComiServ.Entities;
+using ComiServ.Services;
+
+namespace ComiServUnitTest.ServiceTests;
+
+[TestClass]
+public class AuthenticationServiceTests
+{
+    [TestMethod]
+    public void FailAuth()
+    {
+        IAuthenticationService auth = new AuthenticationService();
+        Assert.IsFalse(auth.Tested);
+        auth.FailAuth();
+        Assert.IsTrue(auth.Tested);
+        Assert.IsNull(auth.User);
+    }
+    [TestMethod]
+    public void AuthenticateUser()
+    {
+        IAuthenticationService auth = new AuthenticationService();
+        User user = new()
+        {
+            Username = "NewUser",
+            UserTypeId = UserTypeEnum.User,
+        };
+        Assert.IsFalse(auth.Tested);
+        auth.Authenticate(user);
+        Assert.IsTrue(auth.Tested);
+        Assert.IsNotNull(auth.User);
+        Assert.AreSame(user, auth.User);
+    }
+}