yep

src/Tests/RepositoriesUnitTest/ActivityRepository.cs

@@ -94,7 +94,7 @@ namespace UnitTestsEntities
             // Arrange
             var newActivity = new Activity { Type = "Walking" };
 
-            var mockDataManager = new Mock<DbDataManager>();
+            var mockDataManager = new Mock<DbDataManager>();    
             mockDataManager.Setup(dm => dm.DbContext.AddItem(It.IsAny<ActivityEntity>()))
                            .ReturnsAsync(newActivity.ToEntity());