public void GetSetValue()
{
Employee person = new Employee {
FirstName = "Franz",
LastName = "Huber",
Address = new Address {
City = "NY"
}
};
var path1 = PropertyPath.Create <Person, string>(p => p.FirstName);
Assert.AreEqual("Franz", path1.GetValue(person));
path1.SetValue(person, "Hans");
Assert.AreEqual("Hans", person.FirstName);
var path2 = PropertyPath.Create <Employee, string>(p => p.LastName);
Assert.AreEqual("Huber", path2.GetValue(person));
path2.SetValue(person, "Maier");
Assert.AreEqual("Maier", person.LastName);
var path3 = PropertyPath.Create <Employee, string>(p => p.Address.City);
Assert.AreEqual("NY", path3.GetValue(person));
path3.SetValue(person, "AZ");
Assert.AreEqual("AZ", person.Address.City);
person.Address = null;
AssertHelper.Throws <NullReferenceException>(() =>
path3.GetValue(person)
)
.Containing("'[Employee].Address'")
.Containing("'[Employee].Address.City'");
var path4 = PropertyPath.CreateWithDefaultValue <Employee, string>(p => p.Address.City, "-");
Assert.AreEqual("-", path4.GetValue(person));
// SetValue should be ignored...
path4.SetValue(person, "Test");
Assert.AreEqual(null, person.Address);
var path5 = PropertyPath.Create <Person, Person>(p => p);
Assert.AreEqual(person, path5.GetValue(person));
AssertHelper.Throws <InvalidOperationException>(
() => path5.SetValue(person, person)
).Containing("empty");
path5 = PropertyPath.Empty <Person>();
Assert.AreEqual(person, path5.GetValue(person));
AssertHelper.Throws <InvalidOperationException>(
() => path5.SetValue(person, person)
).Containing("empty");
}
public void Setup()
{
Configuration = new VMDescriptorConfiguration(new BehaviorChainConfiguration());
SourceObjectFactory = new VMPropertyBuilder <EmployeeVM, Employee>(
PropertyPath.Create((EmployeeVM x) => x.SourcePerson),
Configuration
);
RootFactory = new VMPropertyBuilder <EmployeeVM, EmployeeVM>(
PropertyPath.Empty <EmployeeVM>(),
Configuration
);
}
public void Concat()
{
var path1 = PropertyPath.Create <Employee, Address>(p => p.Address);
var path2 = PropertyPath.Create <Address, string>(a => a.City);
var path3 = PropertyPath.Concat(path1, path2);
TestAddressPath(path3);
var emptyEmployeePath = PropertyPath.Empty <Employee>();
var emptyStringPath = PropertyPath.Create <string, string>(s => s);
var path4 = PropertyPath.Concat(emptyEmployeePath, path3);
var path5 = PropertyPath.Concat(path3, emptyStringPath);
TestAddressPath(path4);
TestAddressPath(path5);
}
public IVMPropertyBuilder <TVM> GetPropertyBuilder()
{
return(new VMPropertyBuilder <TVM, TVM>(PropertyPath.Empty <TVM>(), _configuration));
}
