Entity Framework Core - Knowledge Base (KB)

Entity Framework Provider type could not be loaded?

I am trying to run my tests on TeamCity which is currently installed on my machine....System.InvalidOperationException...: ...The Entity Framework provider type '...System.Data.Entity.SqlServer.SqlProviderServices, EntityFramework.SqlServer..., ...Ver...

How can I reset an EF7 InMemory provider between unit tests?

I am trying to use the EF7 InMemory provider for unit tests but the persistent nature of the InMemory database between tests is causing me problems....The following code demonstrates my issue. One test will work and the other test will always fail. Even t...

Validating entities using data annotations or fluent api in EF 7.0 (In Memory)

I can't verify and test my database by in memory providers. for example I set these properties to required : ...public abstract class Log { #region Properties public Guid Id { get; set; } [Required] public string ClientIp { get; set; } ...

System.IO.FileLoadException while using EntityFramework Core 2.0

I am using the In memory provider in a .Net 461 unit test project. I am using VS 2017. ... var contextOptionsBuilder = new DbContextOptionsBuilder(); contextOptionsBuilder .UseInMemoryDatabase("testmethod1"); var ct...

How to validatie EF Core DBContext config in an unit test

Currently when there is a mistake in the config of the DBContext model, we get an error at run-time. For example:...The entity type 'MyObject' requires a primary key to be defined. If you intended to use a keyless entity type call 'HasNoKey()'....This err...