public void Local_calls_DetectChanges()
{
var provider =
InMemoryTestHelpers.Instance.CreateServiceProvider(
new ServiceCollection().AddScoped <IChangeDetector, ChangeDetectorProxy>());
using (var context = new ButTheHedgehogContext(provider))
{
var changeDetector = (ChangeDetectorProxy)context.GetService <IChangeDetector>();
changeDetector.DetectChangesCalled = false;
var entry = context.Attach(
new Product
{
Id = 1,
Name = "Little Hedgehogs"
});
entry.Entity.Name = "Big Hedgehogs";
Assert.False(changeDetector.DetectChangesCalled);
var _ = context.Set <Product>().Local;
Assert.True(changeDetector.DetectChangesCalled);
Assert.Equal(EntityState.Modified, entry.State);
}
}
public async Task Add_Attach_Remove_Update_do_not_call_DetectChanges()
{
var provider =
InMemoryTestHelpers.Instance.CreateServiceProvider(
new ServiceCollection().AddScoped <IChangeDetector, ChangeDetectorProxy>());
using var context = new ButTheHedgehogContext(provider);
var changeDetector = (ChangeDetectorProxy)context.GetService <IChangeDetector>();
var id = 1;
changeDetector.DetectChangesCalled = false;
context.Add(
new Product {
Id = id++, Name = "Little Hedgehogs"
});
context.Add(
(object)new Product {
Id = id++, Name = "Little Hedgehogs"
});
context.AddRange(
new Product {
Id = id++, Name = "Little Hedgehogs"
});
context.AddRange(
new Product {
Id = id++, Name = "Little Hedgehogs"
});
context.AddRange(
new List <Product> {
new() { Id = id++, Name = "Little Hedgehogs" }
});
public void Add_Attach_Remove_Update_do_not_call_DetectChanges()
{
var provider = TestHelpers.Instance.CreateServiceProvider(new ServiceCollection().AddScoped<IChangeDetector, ChangeDetectorProxy>());
using (var context = new ButTheHedgehogContext(provider))
{
var changeDetector = (ChangeDetectorProxy)context.GetService<IChangeDetector>();
var id = 1;
changeDetector.DetectChangesCalled = false;
context.Add(new Product { Id = id++, Name = "Little Hedgehogs" });
context.Add((object)new Product { Id = id++, Name = "Little Hedgehogs" });
context.AddRange(new Product { Id = id++, Name = "Little Hedgehogs" });
context.AddRange(new Product { Id = id++, Name = "Little Hedgehogs" });
context.AddRange(new List<Product> { new Product { Id = id++, Name = "Little Hedgehogs" } });
context.AddRange(new List<object> { new Product { Id = id++, Name = "Little Hedgehogs" } });
context.Attach(new Product { Id = id++, Name = "Little Hedgehogs" });
context.Attach((object)new Product { Id = id++, Name = "Little Hedgehogs" });
context.AttachRange(new Product { Id = id++, Name = "Little Hedgehogs" });
context.AttachRange(new Product { Id = id++, Name = "Little Hedgehogs" });
context.AttachRange(new List<Product> { new Product { Id = id++, Name = "Little Hedgehogs" } });
context.AttachRange(new List<object> { new Product { Id = id++, Name = "Little Hedgehogs" } });
context.Update(new Product { Id = id++, Name = "Little Hedgehogs" });
context.Update((object)new Product { Id = id++, Name = "Little Hedgehogs" });
context.UpdateRange(new Product { Id = id++, Name = "Little Hedgehogs" });
context.UpdateRange(new Product { Id = id++, Name = "Little Hedgehogs" });
context.UpdateRange(new List<Product> { new Product { Id = id++, Name = "Little Hedgehogs" } });
context.UpdateRange(new List<object> { new Product { Id = id++, Name = "Little Hedgehogs" } });
context.Remove(new Product { Id = id++, Name = "Little Hedgehogs" });
context.Remove((object)new Product { Id = id++, Name = "Little Hedgehogs" });
context.RemoveRange(new Product { Id = id++, Name = "Little Hedgehogs" });
context.RemoveRange(new Product { Id = id++, Name = "Little Hedgehogs" });
context.RemoveRange(new List<Product> { new Product { Id = id++, Name = "Little Hedgehogs" } });
context.RemoveRange(new List<object> { new Product { Id = id++, Name = "Little Hedgehogs" } });
context.Add(new Product { Id = id++, Name = "Little Hedgehogs" }, behavior: GraphBehavior.SingleObject);
context.Add((object)new Product { Id = id++, Name = "Little Hedgehogs" }, behavior: GraphBehavior.SingleObject);
context.AddRange(new List<Product> { new Product { Id = id++, Name = "Little Hedgehogs" } }, behavior: GraphBehavior.SingleObject);
context.AddRange(new List<object> { new Product { Id = id++, Name = "Little Hedgehogs" } }, behavior: GraphBehavior.SingleObject);
context.Attach(new Product { Id = id++, Name = "Little Hedgehogs" }, behavior: GraphBehavior.SingleObject);
context.Attach((object)new Product { Id = id++, Name = "Little Hedgehogs" }, behavior: GraphBehavior.SingleObject);
context.AttachRange(new List<Product> { new Product { Id = id++, Name = "Little Hedgehogs" } }, behavior: GraphBehavior.SingleObject);
context.AttachRange(new List<object> { new Product { Id = id++, Name = "Little Hedgehogs" } }, behavior: GraphBehavior.SingleObject);
context.Update(new Product { Id = id++, Name = "Little Hedgehogs" }, behavior: GraphBehavior.SingleObject);
context.Update((object)new Product { Id = id++, Name = "Little Hedgehogs" }, behavior: GraphBehavior.SingleObject);
context.UpdateRange(new List<Product> { new Product { Id = id++, Name = "Little Hedgehogs" } }, behavior: GraphBehavior.SingleObject);
context.UpdateRange(new List<object> { new Product { Id = id++, Name = "Little Hedgehogs" } }, behavior: GraphBehavior.SingleObject);
Assert.False(changeDetector.DetectChangesCalled);
context.ChangeTracker.DetectChanges();
Assert.True(changeDetector.DetectChangesCalled);
}
}