I successfully set up an Integration Test using mocking with Moq against my BusAct controller in an MVC 5, Entity Framework 6 app based on a Simple membership database. But now I have migrated the database to Identity 2.0 and replaced the UserProfile with ApplicationUser.
IdentityDbContext: (Modified from Simple membership DbContext)
public class MyDb : IdentityDbContext<ApplicationUser> // DbContext
{
public MyDb () : base("MyApplication") { }
// public virtual DbSet<UserProfile> UserProfiles { get; set; }
public virtual DbSet<BusAcnt> BusAcnts { get; set; } // marking as virtual allows mocking override
public virtual DbSet<...>
...
protected override void OnModelCreating(DbModelBuilder modelBuilder)
{
base.OnModelCreating(modelBuilder);
modelBuilder.Conventions.Remove<PluralizingTableNameConvention>();
}
}
MockDbSetup:
public class MockDbSetup
{
public static Mock<MyDb> MockMyDb()
{
var dataBa = new List<BusAcnt> {
new BusAcnt {Id = 0, CmpnyName = "Company 1", NmOfc = 1, Status = "Active"},
new BusAcnt {Id = 1, CmpnyName = "Company 2", NmOfc = 1, Status = "Active"},
new BusAcnt {Id = 2, CmpnyName = "Company 3", NmOfc = 1, Status = "Active"},
new BusAcnt {Id = 3, CmpnyName = "Company 4", NmOfc = 1, Status = "Active"},
new BusAcnt {Id = 4, CmpnyName = "Company 5", NmOfc = 1, Status = "Active"},
new BusAcnt {Id = 5, CmpnyName = "Company 6", NmOfc = 1, Status = "Active"}
}.AsQueryable();
var mockSetBa = new Mock<DbSet<BusAcnt>>();
mockSetBa.As<IQueryable<BusAcnt>>().Setup(m => m.Provider).Returns(dataBa.Provider);
mockSetBa.As<IQueryable<BusAcnt>>().Setup(m => m.Expression).Returns(dataBa.Expression);
mockSetBa.As<IQueryable<BusAcnt>>().Setup(m => m.ElementType).Returns(dataBa.ElementType);
mockSetBa.As<IQueryable<BusAcnt>>().Setup(m => m.GetEnumerator()).Returns(dataBa.GetEnumerator());
var MyDb = new Mock<MyDb>();
mockMyDb.Setup(c => c.BusAcnts).Returns(mockSetBa.Object);
return mockMyDb;
}
}
Integration Test:
[Fact]
public void GetAllBusAcnt()
{
var mockMyDb = MockDBSetup.MockMyDb();
var controller = new BusAcntController(mockMyDb.Object);
var controllerContextMock = new Mock<ControllerContext>();
controllerContextMock.Setup(
x => x.HttpContext.User.IsInRole(It.Is<string>(s => s.Equals("admin")))
).Returns(true);
controller.ControllerContext = controllerContextMock.Object;
var viewResult = controller.Index() as ViewResult;
var model = viewResult.Model as PagedBusIdxModel;
Assert.NotNull(model);
Assert.Equal(6, model.BusAcnts.ToList().Count());
Assert.Equal("Company 2", model.BusAcnts.ToList()[1].CmpnyName);
}
When I run the test now I get these errors:
System.Data.Entity.ModelConfiguration.ModelValidationExceptionOne or more validation errors were detected during model generation:
Castle.Proxies.IdentityUserRole: : EntityType 'IdentityUserRole' has no key defined. Define the key for this EntityType.
Castle.Proxies.IdentityUserLogin: : EntityType 'IdentityUserLogin' has no key defined. Define the key for this EntityType.
IdentityUserRoles: EntityType: EntitySet 'IdentityUserRoles' is based on type 'IdentityUserRole' that has no keys defined.
IdentityUserLogins: EntityType: EntitySet 'IdentityUserLogins' is based on type 'IdentityUserLogin' that has no keys defined.
at System.Data.Entity.Core.Metadata.Edm.EdmModel.Validate()
at System.Data.Entity.DbModelBuilder.Build(DbProviderManifest providerManifest, DbProviderInfo providerInfo)
at System.Data.Entity.DbModelBuilder.Build(DbConnection providerConnection)
at System.Data.Entity.Internal.LazyInternalContext.CreateModel(LazyInternalContext internalContext)
at System.Data.Entity.Internal.RetryLazy`2.GetValue(TInput input)
at System.Data.Entity.Internal.LazyInternalContext.InitializeContext()
at System.Data.Entity.Internal.InternalContext.CreateObjectContextForDdlOps()
at System.Data.Entity.Database.Exists()
at Microsoft.AspNet.Identity.EntityFramework.IdentityDbContext`1.IsIdentityV1Schema(DbContext db)
at Microsoft.AspNet.Identity.EntityFramework.IdentityDbContext`1..ctor(String nameOrConnectionString, Boolean throwIfV1Schema)
at Microsoft.AspNet.Identity.EntityFramework.IdentityDbContext`1..ctor(String nameOrConnectionString)
at MyApplication.Models.MyDb..ctor() in MyDb.cs: line 9
at Castle.Proxies.MyDbProxy..ctor(IInterceptor[])
I believe I need to modify the MockDbSetup but have not been able to find any information on how to do that.
I tried adding
var dataUsr = new List<ApplicationUser>
{
new ApplicationUser { UserName = "Test", PasswordHash = "a123cdefg"} }.AsQueryable();
var mockSetUsr = new Mock<DbSet<ApplicationUser>>();
mockSetUsr.As<IQueryable<BusAcnt>>().Setup(m => m.Provider).Returns(dataUsr.Provider);
mockSetUsr.As<IQueryable<BusAcnt>>().Setup(m => m.Expression).Returns(dataUsr.Expression);
mockSetUsr.As<IQueryable<BusAcnt>>().Setup(m => m.ElementType).Returns(dataUsr.ElementType);
mockSetUsr.As<IQueryable<BusAcnt>>().Setup(m => m.GetEnumerator()).Returns(dataUsr.GetEnumerator());
But I get a "Can't resolve" error on GetEnumerator
And neither
mockMyDb.Setup(c => c.AspNetUsers).Returns(mockSetUsr.Object);
or
mockMyDb.Setup(c => c.ApplicationUser).Returns(mockSetUsr.Object);
works because it cannot resolve either AspNetUsers
or ApplicationUser
.
Does anyone have an idea of how to do this, links to documentation on mocking an Identity 2.0 database would be especially helpful?