Entity Framework Core - Knowledge Base (KB)
23 results for: in tag: moq
EF6 DbSet<T> returns null in Moq
I have a typical Repository Pattern setup in my application with a ...DbContext... (EF6):...public class MyDbContext : EFContext<MyDbContext> { public MyDbContext () { } public virtual DbSet<CartItem> Cart { get; set; } ...and a repository:...pu...
asked by Stephen Collins
Mocking Entity Framework 6 ObjectResult with Moq
How can I mock the Entity Framework 6 ObjectResult with Moq so that I can unit test my code that relies on an EF database connection?...Having read numerous questions and answers along these lines, and gleaned many nuggets from what I've read, I've implem...
asked by Jim Speaker
Mocking DbContext in Entity Framework 6.1
I have found a number of examples that show (apparently) a clear working example of mocking DbContext with EF 6, however, none of them seem to work for me and I am not entirely sure why....This is my unit test code that sets up the mock;...var mockData = ...
asked by ChrisBint
How could I Mock the FromSql() method?
I was wondering is there any way other than building a wrapper for mocking the ...FromSql...? I know this method is static, but since they added things like ...AddEntityFrameworkInMemoryDatabase... to entity framework core, I thought there might be a solu...
asked by Hamid Mosalla
How to mock an async repository with Entity Framework Core
I'm trying to create a unit test for a class that calls into an async repository. I'm using ASP.NET Core and Entity Framework Core. My generic repository looks like this....public class EntityRepository<TEntity> : IEntityRepository<TEntity> where TEntit...
asked by Jed Veatch
Is there a way to generically mock the DbSet.Find method with Moq?
I'm currently using an extension method to generically mock DbSets as a list:... public static DbSet<T> AsDbSet<T>(this List<T> sourceList) where T : class { var queryable = sourceList.AsQueryable(); var mockDbSet = new Mock<DbSet<T...
asked by C. Williamson
Converting IQueryable to implement IAsyncEnumerable
I have a query in a method:...private readonly IEntityReader<Customer> _reader; public async Task<IEnumerable<Customer>> HandleAsync(GetCustomer query) { var result = _reader.Query() .Include(customer => customer.Organization) .Where(...
asked by janhartmann
Xunit - How to use Moq and EF Core for Identity Primary Key
I am trying to automate my UnitTesting with AutoMoq and Xunit for Inserting feature....But I keep getting that I cannot insert a value into the KeyColumn as the following. ...EnrolmentRecordID... is the IdentityColumn in my SQL db and its value is genera...
asked by TTCG
Using Moq with Entity Framework 6 - Mocking Include and Where
I'm trying to create some In-Memory ...dbContext... mocks using ...Moq... and using ...EntityFramework.Testing.Moq... extension methods:...https://github.com/scott-xu/EntityFramework.Testing...I'm hitting a brick wall when I'm trying to unit test my eager...
asked by garfbradaz
Unit Test with Moq - Value can not be null
I'm using EF6. The generated code is something like:...public partial class MyDataContext : DbContext { public MyDataContext() : base("name=mydata") { } public virtual DbSet<Book> Books { get; set; } } ...Then I have a generic repository ...
asked by notlkk
Unit Test Save Changes failing
Frameworks....NETCoreApp 1.1 EF Core 1.1.1 Xunit 2.2.0 Moq 4.7.8 ...Controller Post Method..._yourRepository... is injected in the controllers constructor and is of type ...IYourRepository...[HttpPost(Name = "CreateMethod")] public async Task<IActionResul...
asked by GreenyMcDuff
How do I go about unit testing with Entity Framework and Moq?
I'm new to Moq, and wanting to use it like a backing store for data - but without touching the live database....My setup is as follows:...A UnitOfWork contains all repositories, and is used for data access throughout the application....A Repository repres...
asked by Rhonage
Replacing the value of Setup with Moq
I'm mocking a ...DbContext... and its ...DbSet...s ...as described here.... ...I'd like to create a utility method for creating my mock ...DbContext...s, which sets up each of the context's ...DbSet...s to return an empty list by default (otherwise I get ...
asked by Ben Rubin
Unit Testing with Moq sometimes fails on ToListAsync()
I'm fairly new to testing with moq and I'm having a strange issue (at least it seems strange to me), but I'm probably just not setting up the mock object correctly. I have a repository layer that uses EntityFrameworkCore to work with my DbContext. One par...
asked by starx207
Moq and setting up DB Context
I have an Entity Framework DB Context file. I am trying to setup a Moq framework in NUnit. Currently receiving error below for Moq Nunit test. How would I setup the DBContext, and add items to a Product Table?..."No database provider has been configured f...
asked by user10503656
Moq and Entity Framework Core do not really work with asynchronous methods?
I'm trying to create a test repository using Moq with EF Core, using its asynchronous methods (like ...AddAsync... and ...SaveChangesAsync...), but I have not had the slightest success ......I've found many and many blog posts (including questions here), ...
asked by GustavoAdolfo
Expression<Func<T, bool>> is not working as expected in mock setup
This is the method I want to test:...public async Task<List<Lesson>> GetProfessionalLessonsByTutorIdAsync(long tutorId) { return await _unitOfWork.Repository<Lesson>().GetEntities(l => l.TeacherId == tutorId && l.LessonTypeId == 1) .A...
asked by TanvirArjel
Mocking EF core dbcontext and dbset
I am using ASP.NET Core 2.2, EF Core and MOQ. When I run the test I am getting this error:...Message: System.NotSupportedException : Invalid setup on a non-virtual (overridable in VB) member: x => x.Movies...What I am doing wrong?...public class MovieRepo...
asked by MarcosF8
How do I mock AddAsync?
I'm writing unit test. For testing the method below, ...public async Task<Guid> CreateWebJobStatus(string blobId, Guid loggedInUserId, string loggedInUserEmail) { Guid webJobStatusId = Guid.NewGuid(); WebJobStatus newWebJobStatus = new WebJobSta...
asked by Jason Hao
How to Mock Entity Framework Core Change Tracking
I have a Mocked Context Setup like this....// Creates a working Fake Db Set of FakeClass Type var fakeDbSet = Mockings.CreateDbSetMock(fakeData); var fakeContext = new Mock<FakeContext>(); fakeContext.Setup(c => c.FakeData).Returns(fakeDbSet); ..
asked by Zalhera
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