public void DetachWithNonIncludedExistingEntityTest()
{
EntityGraphTestsDomainContext ctx = new EntityGraphTestsDomainContext();
LoadOperation <B> loadOp = ctx.Load(ctx.GetBSetQuery());
EnqueueConditional(() => loadOp.IsComplete);
EnqueueCallback(
() =>
{
EntityGraph gr = a.EntityGraph(EntityGraphs.CircularGraphFull);
B existingB = ctx.Bs.Single();
ctx.As.Add(a);
a.BNotInGraph = existingB;
Assert.IsTrue(a.EntityState == EntityState.New);
Assert.IsTrue(a.BNotInGraph.EntityState == EntityState.Unmodified);
Assert.IsTrue(a.BNotInGraphId == existingB.Id);
gr.DetachEntityGraph(ctx.As);
Assert.IsTrue(a.EntityState == EntityState.Detached);
Assert.IsTrue(a.BNotInGraph.EntityState == EntityState.Unmodified);
Assert.IsTrue(a.BNotInGraphId == existingB.Id);
});
EnqueueTestComplete();
}
public void DetachTest()
{
EntityGraph gr = a.EntityGraph(EntityGraphs.CircularGraphFull);
EntityGraphTestsDomainContext ctx = new EntityGraphTestsDomainContext();
a.BSet.Add(new B());
ctx.As.Add(a);
gr.DetachEntityGraph(ctx.As);
Assert.IsTrue(ctx.EntityContainer.GetChanges().AddedEntities.Count() == 0);
}
public void DetachWithNonIncludedNewEntityTest()
{
EntityGraphTestsDomainContext ctx = new EntityGraphTestsDomainContext();
EntityGraph gr = a.EntityGraph(EntityGraphs.CircularGraphFull);
ctx.As.Add(a);
var newB = new B();
a.BNotInGraph = newB;
Assert.IsTrue(a.EntityState == EntityState.New);
Assert.IsTrue(a.BNotInGraph.EntityState == EntityState.New);
Assert.IsTrue(a.BNotInGraphId == newB.Id);
gr.DetachEntityGraph(ctx.As);
Assert.IsTrue(a.EntityState == EntityState.Detached);
Assert.IsTrue(a.BNotInGraph.EntityState == EntityState.New);
Assert.IsTrue(a.BNotInGraphId == newB.Id);
}
