refactor: reuse use case instantiation

Author: csvitor-dev

test/CommonTestUtilities/Repositories/UserReadOnlyRepositoryMockFactory.cs

@@ -5,6 +5,8 @@ namespace CommonTestUtilities.Repositories;
 
 public class UserReadOnlyRepositoryMockFactory
 {
-    public static IUserReadOnlyRepository CreateMock()
-        => new Mock<IUserReadOnlyRepository>().Object;
+    private readonly Mock<IUserReadOnlyRepository> _repository = new();
+    
+    public IUserReadOnlyRepository CreateMock()
+        => _repository.Object;
 }

test/UseCases.Test/User/Register/RegisterUserUCTest.cs

@@ -8,16 +8,22 @@ namespace UseCases.Test.User.Register;
 
 public class RegisterUserUCTest
 {
-    [Fact]
-    public async Task Test_OnSuccess()
+    private RegisterUserUC CreateUseCase()
     {
-        var request = RegisterUserRequestJSONMockFactory.CreateMock();
+        var r = new UserReadOnlyRepositoryMockFactory().CreateMock();
         var w = UserWriteOnlyRepositoryMockFactory.CreateMock();
-        var r = UserReadOnlyRepositoryMockFactory.CreateMock();
         var uw = UnitOfWorkMockFactory.CreateMock();
         var map = MapperMockFactory.CreateMock();
         var pw = EncryptMockFactory.CreateMock();
-        var uc = new RegisterUserUC(r, w, uw, map, pw);
+        
+        return new RegisterUserUC(r, w, uw, map, pw);
+    }
+    
+    [Fact]
+    public async Task Test_OnSuccess()
+    {
+        var request = RegisterUserRequestJSONMockFactory.CreateMock();
+        var uc = CreateUseCase();
 
         var result = await uc.Execute(request);