public void Test_DuplicateEntry()
{
Customer customer1 = new Customer(null)
{
Number = "001"
};
IIdentityMap <Customer> map = new IdentityMap <Customer>();
map.AddEntity(customer1);
map.AddEntity(customer1);
Assert.AreEqual(1, map.Count);
}
public void Test_Retrieval_By_Keys()
{
Customer customer1 = new Customer(null)
{
Number = "001"
};
Customer customer2 = new Customer(null)
{
Number = "002"
};
Customer customer3 = new Customer(null)
{
Number = "003"
};
Customer customer4 = new Customer(null)
{
Number = "004", Name = "John Doe"
};
Customer customer5 = new Customer(null)
{
Number = "005"
};
IIdentityMap <Customer> map = new IdentityMap <Customer>();
map.AddEntity(customer1);
map.AddEntity(customer2);
map.AddEntity(customer3);
map.AddEntity(customer4);
map.AddEntity(customer5);
Assert.AreEqual(5, map.Count);
Customer matchedCustomer = map.SearchBy()
.SetFilter(customer => customer.Number, "004")
.GetEntity();
Assert.AreEqual(customer4.Number, matchedCustomer.Number);
Assert.AreEqual(customer4.Name, matchedCustomer.Name);
}
public void Test_SearchResult_NotFound()
{
Customer customer1 = new Customer(null)
{
Number = "001"
};
Customer customer2 = new Customer(null)
{
Number = "002"
};
Customer customer3 = new Customer(null)
{
Number = "003"
};
Customer customer4 = new Customer(null)
{
Number = "004", Name = "John Doe"
};
Customer customer5 = new Customer(null)
{
Number = "005"
};
IIdentityMap <Customer> map = new IdentityMap <Customer>();
map.AddEntity(customer1);
map.AddEntity(customer2);
map.AddEntity(customer3);
map.AddEntity(customer4);
map.AddEntity(customer5);
Assert.AreEqual(5, map.Count);
Customer matchedCustomer = map.SearchBy()
.SetFilter(customer => customer.Number, "007")
.GetEntity();
Assert.IsNull(matchedCustomer);
}
public void Test_Identity_Updates()
{
Customer customer1 = new Customer(null)
{
Number = "001", Name = "John Doe"
};
IIdentityMap <Customer> map = new IdentityMap <Customer>();
map.AddEntity(customer1);
customer1.Number = "002";
map.AddEntity(customer1); //Updating primary key values
Customer matchedCustomer = map.SearchBy().SetFilter(customer => customer.Number, "002").GetEntity();
Customer notFoundCustomer = map.SearchBy().SetFilter(customer => customer.Number, "001").GetEntity();
Assert.AreEqual(1, map.Count);
Assert.IsTrue(notFoundCustomer == null);
Assert.IsNotNull(matchedCustomer);
Assert.AreEqual(customer1.Number, matchedCustomer.Number);
Assert.AreEqual(customer1.Name, matchedCustomer.Name);
}
public void Test_Clear_Identities()
{
Customer customer1 = new Customer(null)
{
Number = "001"
};
Customer customer2 = new Customer(null)
{
Number = "002"
};
Customer customer3 = new Customer(null)
{
Number = "003"
};
Customer customer4 = new Customer(null)
{
Number = "004", Name = "John Doe"
};
Customer customer5 = new Customer(null)
{
Number = "005"
};
IIdentityMap <Customer> map = new IdentityMap <Customer>();
map.AddEntity(customer1);
map.AddEntity(customer2);
map.AddEntity(customer3);
map.AddEntity(customer4);
map.AddEntity(customer5);
Assert.AreEqual(5, map.Count);
map.ClearEntities();
Assert.AreEqual(0, map.Count);
}
