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using System;
using System.Text;
using System.Collections.Generic;
using System.Linq;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Signum.Engine;
using Signum.Entities;
using System.Diagnostics;
using System.IO;
using Signum.Engine.Linq;
using Signum.Utilities;
using System.Linq.Expressions;
using System.Data.SqlTypes;
using System.Reflection;
using Signum.Utilities.ExpressionTrees;
using Signum.Entities.Reflection;
namespace Signum.Test.LinqProvider
{
/// <summary>
/// Summary description for LinqProvider
/// </summary>
[TestClass]
public class RetrieverTest
{
[ClassInitialize()]
public static void MyClassInitialize(TestContext testContext)
{
Starter.StartAndLoad();
}
[TestInitialize]
public void Initialize()
{
Connection.CurrentLog = new DebugTextWriter();
}
[TestMethod]
public void RetrieveSimple()
{
var list = Database.Query<CountryDN>().ToList();
AssertRetrived(list);
}
[TestMethod]
public void RetriveWithEnum()
{
var list = Database.Query<GrammyAwardDN>().ToList();
AssertRetrived(list);
}
[TestMethod]
public void RetriveWithRelatedEntityAndLite()
{
var list = Database.Query<LabelDN>().ToList();
AssertRetrived(list);
}
[TestMethod]
public void RetriveWithIBA()
{
var list = Database.Query<NoteWithDateDN>().ToList();
AssertRetrived(list);
}
[TestMethod]
public void RetriveWithMList()
{
var list = Database.Query<ArtistDN>().ToList();
AssertRetrived(list);
}
[TestMethod]
public void RetriveWithMListEmbedded()
{
var list = Database.Query<AlbumDN>().ToList();
AssertRetrived(list);
}
private void AssertRetrived<T>(List<T> list) where T:Modifiable
{
var graph = GraphExplorer.FromRoots(list);
var problematic = graph.Where(a =>
a.Modified != null ||
a.SelfModified ||
a is IdentifiableEntity && (((IdentifiableEntity)a).IdOrNull == null || ((IdentifiableEntity)a).IsNew));
if (problematic.Any())
throw new AssertFailedException("Some non-retrived elements: {0}".Formato(problematic.ToString(", ")));
}
}
}
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I'm Computer Scientist, one of the founders of Signum Software, and the lead developer behind Signum Framework.
www.signumframework.com
I love programming in C#, Linq, Compilers, Algorithms, Functional Programming, Computer Graphics, Maths...