public void Auto_DetectChanges_for_Entry_can_be_switched_off(bool useGenericOverload)
{
using (var context = new ButTheHedgehogContext(InMemoryTestHelpers.Instance.CreateServiceProvider()))
{
context.ChangeTracker.AutoDetectChangesEnabled = false;
var entry = context.Attach(new Product {
Id = 1, Name = "Little Hedgehogs"
});
entry.Entity.Name = "Cracked Cookies";
Assert.Equal(EntityState.Unchanged, entry.State);
if (useGenericOverload)
{
context.Entry(entry.Entity);
}
else
{
context.Entry((object)entry.Entity);
}
Assert.Equal(EntityState.Unchanged, entry.State);
}
}
public void Entry_calls_DetectChanges_by_default(bool useGenericOverload)
{
using (var context = new ButTheHedgehogContext(InMemoryTestHelpers.Instance.CreateServiceProvider()))
{
var entry = context.Attach(
new Product
{
Id = 1,
Name = "Little Hedgehogs"
});
entry.Entity.Name = "Cracked Cookies";
Assert.Equal(EntityState.Unchanged, entry.State);
if (useGenericOverload)
{
context.Entry(entry.Entity);
}
else
{
context.Entry((object)entry.Entity);
}
Assert.Equal(EntityState.Modified, entry.State);
}
}
public void Auto_DetectChanges_for_Entry_can_be_switched_off(bool useGenericOverload)
{
using (var context = new ButTheHedgehogContext(TestHelpers.Instance.CreateServiceProvider()))
{
context.ChangeTracker.AutoDetectChangesEnabled = false;
var entry = context.Attach(new Product { Id = 1, Name = "Little Hedgehogs" }, behavior: GraphBehavior.SingleObject);
entry.Entity.Name = "Cracked Cookies";
Assert.Equal(EntityState.Unchanged, entry.State);
if (useGenericOverload)
{
context.Entry(entry.Entity);
}
else
{
context.Entry((object)entry.Entity);
}
Assert.Equal(EntityState.Unchanged, entry.State);
}
}
public void Entry_calls_DetectChanges_by_default(bool useGenericOverload)
{
using (var context = new ButTheHedgehogContext(TestHelpers.Instance.CreateServiceProvider()))
{
var entry = context.Attach(new Product { Id = 1, Name = "Little Hedgehogs" }, behavior: GraphBehavior.SingleObject);
entry.Entity.Name = "Cracked Cookies";
Assert.Equal(EntityState.Unchanged, entry.State);
if (useGenericOverload)
{
context.Entry(entry.Entity);
}
else
{
context.Entry((object)entry.Entity);
}
Assert.Equal(EntityState.Modified, entry.State);
}
}