public async Task SaveDeletedEntity()
{
var entityManager = await TestFns.NewEm(_serviceName);
// Create a new customer
var product = new Product {
ID = Guid.NewGuid()
};
entityManager.AddEntity(product);
product.ProductName = "Test3A " + DateTime.Now.ToString();
Assert.IsTrue(product.EntityAspect.EntityState == EntityState.Added, "State of new entity should be Added");
try
{
var saveResult = await entityManager.SaveChanges();
var savedEntity = saveResult.Entities[0];
Assert.IsTrue(savedEntity is Product && savedEntity == product, "After save, added entity should still exist");
Assert.IsTrue(product.EntityAspect.EntityState == EntityState.Unchanged, "State of saved entity should be Unchanged");
// Delete customer
product.EntityAspect.Delete();
Assert.IsTrue(product.EntityAspect.EntityState == EntityState.Deleted,
"After delete, entity state should be deleted, not " + product.EntityAspect.EntityState.ToString());
saveResult = await entityManager.SaveChanges();
savedEntity = saveResult.Entities[0];
Assert.IsTrue(savedEntity.EntityAspect.EntityState == EntityState.Detached,
"After save of deleted entity, entity state should be detached, not " + savedEntity.EntityAspect.EntityState.ToString());
}
catch (Exception e)
{
var message = string.Format("Save of deleted customer {0} should have succeeded; Received {1}: {2}",
product.ProductName, e.GetType().Name, e.Message);
Assert.Fail(message);
}
}
