public void GetObjectContextThrowsExceptionWhenEmptyEnumerable()
{
IQueryable <object> queryable = Enumerable.Empty <object>().AsQueryable();
Assert.ThrowsException <InvalidOperationException>(() =>
{
IQueryableHelpers.GetObjectContext(queryable);
});
}
public void GetObjectContextThrowsExceptionWhenList()
{
IQueryable <object> queryable = new List <object>()
{
1, 2, 3
}.AsQueryable();
Assert.ThrowsException <InvalidOperationException>(() =>
{
IQueryableHelpers.GetObjectContext(queryable);
});
}
public void GetObjectContextReturnsObjectContext()
{
using (var dbContext = new TestDbContext())
{
// From IQueryable
ObjectContext queryableContext = IQueryableHelpers.GetObjectContext(
dbContext.Parents
);
// From DbContext
var objectContextAdapter = (IObjectContextAdapter)dbContext;
ObjectContext dbContextObjectContext = objectContextAdapter.ObjectContext;
Assert.AreEqual(dbContextObjectContext, queryableContext);
}
}
public ServiceFactory(IQueryable <TEntity> queryable)
{
ObjectContext objectContext = IQueryableHelpers.GetObjectContext(queryable);
_sqlServiceFactory = CreateSqlServiceFactory(objectContext);
}
