Questions tagged [dbset]
224 questions
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1 answer
Test DbSet with RhinoMock
I need to mock a DbSet with RhinoMock. I found a way to mock IDbSet, but not DbSet. I found a way with another mocking framework, but i have to use RhinoMock. Can somebody please translate it to rhino mock?
I found this on…
Dosihris
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1 answer
Initialize a DbSet without a Context in C# - Mocking
I'm writing a Test Cases for a Common generic methods, In that I don't have any database configuration, but the method generic method is handling the IQueryable object. So, I tried the following code
public static DbSet GetPersonDbSet() {
…
user7784919
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1 answer
Conditionally select between different DbContext.DbSet (as template-parameter)?
Scenario: I have an existing database where I operate on. I transform data and map them into new tables.
To easy validation of these transformations I need to put them into seperate tables (prefixed with Test_).
But I still need the functionality of…
user5997884
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1 answer
Selecting from type-based DbSet using .Set() instead of .Set()
I am creating an advanced search that converts an OData expression into a .NET expression tree (Expression>). I pass this expression into my EF6 .Select() method as a predicate and it works as expected.
However, in implementing this…
oscilatingcretin
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2 answers
Entity Framework CodeFirst, Add Dbset to DbContext, programmatically
how can i Add DbSet to my dbContext class, programmatically.
[
public class MyDBContext : DbContext
{
public MyDBContext() : base("MyCon")
{
…
Iman Salehi
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1 answer
Entity Framework - DbSet Contains Null Entity
I'm tyring to add an entity to DbSet and save changes in context in Entity Framework Code First. I have University DbSet:
public DbSet Universities { get; set; }
I have 5 class in use - Term; Faculty; Department; University; and…
Fethi Tekyaygil
- 355
- 2
- 15
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0 answers
How to Use the DataSource OBJECT Option with a DBset DbContext Class?
I'm using EF7 and SQLite in a Windows Form Project with VS2013.
I created a Context Class that inheretes DbContext and create a DbSet for each of these 3 classes that represent my tables.
public DbSet Servers { get; set; }
I inserted data…
bondagemaster
- 57
- 7
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1 answer
Mocking database context class with DbSet instead of IDbSet in Entity Framework
I am developing an Asp.Net mvc application. I am doing unit testing to my application. I use Moq to mock objects. In my test I need to mock database context and its DbSets. I can mock database context and test. But the problem is I have to change…
Wai Yan Hein
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1 answer
EF Code Structure in WinForms
I need some help with my code structure!
I have a form with some mandatory fields and some optionals.
I run some validation prior to saving the records on the database to make sure the data conforms to integrity rules. If its properly validated the…
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1 answer
How to access DbSet type dynamically
I'm using LINQ expressions in order to build select and where expressions dynamically.
The select method looks like this:
public Expression> GetSelectExpression()
{
ParameterExpression l_pe =…
user2213621
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- 5
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1 answer
Looping over derived DbContext DbSets so I can add a ClearAll() extension to my DbContext object
Based on [the difference between Type.IsGenericType and Type.IsGenericTypeDefinition][1], I gained the piece of information I was missing in order to be able to retrieve a DbContext's DbSets via Reflection.
However, I am now stuck somewhere else.…
Veverke
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1
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1 answer
EntityType has no key defined, despite using [Key]
I am configuring context in my application. These are throwing expection:
public DbSet ApplicationUsers { get; set; }
public DbSet Books { get; set; }
It looks like this:
BookList.Models.Book: : EntityType 'Book' has no key…
Bartosz Sobczyński
- 39
- 8
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0 answers
EF context behaving differently between IIS Express and IIS
Seeing a difference in behaviour between IIS Express (Visual studio debugging) and a locally installed IIS server (on my dev machine).
Running the following code via visual studio debugging I get my expected result:
internal void performTest()
{
…
Flick
- 11
- 2
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1 answer
How to pass Dbset object as a parameter to any user define function in entity framework code first?
I want to pass Dbset Object to my method.
This is my Method:
public static class MyClass
{
public static Floor ReturnObject(this DbSet floor, int Id)
{
var context = floor.passContext() as MyDBContext;
…
I Love Stackoverflow
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2 answers
Conversion of repository pattern class from c# to vb.net
I had the following c# code:
public T Single(Expression> where)
{
return _dbset.Single(where);
}
I tried to convert this to vb.net using a conversion tool which rendered the code as follows:
Public Function…
Jay
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