public void Test_That_Modifying_Nested_Object_Keeps_Original_Unmodified()
{
var testClass = new Immutable<TestClass>();
var newTestClass = testClass.Modify(x => x.Data,
testClass.Get(x => x.Data)
.Modify(x => x.Member, 2)
);
Assert.Equal(testClass.Get(x => x.Data.Get(y => y.Member)), 0);
}
public void Test_That_Modifying_Nested_Object_Keeps_Original_Unmodified()
{
var testClass = new Immutable <TestClass>();
var newTestClass = testClass.Modify(x => x.Data =
testClass.Get(t => t.Data)
.Modify(t => t.Member = 2)
);
testClass.Get(x => x.Data.Get(y => y.Member)).ShouldBe(0);
}
public void Test_That_Getting_Self_Returns_Clone()
{
var testClass = new Immutable <TestClass>();
testClass = testClass.Modify(x => x.Test = 5);
var self = testClass.Get(x => x);
self.Test = 6;
testClass.Get(x => x.Test).ShouldNotBe(self.Test);
}
public void Test_That_Original_Object_Cannot_Be_Modified()
{
var testClass = new Immutable <TestClass>();
var newTestClass = testClass.Modify(x => x.Test = 1);
testClass.Get(x => x.Test).ShouldBe(0);
}
public void Test_That_Original_Object_Cannot_Be_Modified()
{
var testClass = new Immutable<TestClass>();
var newTestClass = testClass.Modify(x => x.Test, 1);
Assert.Equal(testClass.Get(x => x.Test), 0);
}
public void Test_That_Modify_Can_Alter_Converted_Nullables()
{
var testClass = new Immutable <TestNullableClass>();
decimal?testDecimal = null;
testClass = testClass.Modify(x => x.Nullable = (int?)testDecimal);
testClass.Get(x => x.Nullable).ShouldBeNull();
}
public void Test_That_Modifying_Nested_Returns_Modifications()
{
var testClass = new Immutable <TestClass>();
var newTestClass = testClass.Modify(x => x.Data =
testClass.Get(t => t.Data)
.Modify(t => t.Member = 2)
);
newTestClass.Get(x => x.Data.Get(y => y.Member)).ShouldBe(2);
}
public void Test_That_Modifying_Nested_Returns_Modifications()
{
var testClass = new Immutable<TestClass>();
var newTestClass = testClass.Modify(x => x.Data,
testClass.Get(x => x.Data)
.Modify(x => x.Member, 2)
);
Assert.Equal(newTestClass.Get(x => x.Data.Get(y => y.Member)), 2);
}
public void Test_That_Modify_Can_Alter_Converted_Nullables()
{
var testClass = new Immutable<TestNullableClass>();
decimal? testDecimal = null;
testClass = testClass.Modify(x => x.Nullable, testDecimal);
Assert.Null(testClass.Get(x => x.Nullable));
}
public void Test_Modify_Nested_With_Implicit_Conversion()
{
var testClass = new Immutable<TestClass>();
var newTestClass = testClass.Modify(x => x.Data,
testClass.Get(x => x.Data)
.Modify(x => x.Member, 2.0M)
);
Assert.Equal(newTestClass.Get(x => x.Data.Get(y => y.Member)), 2);
}
void DoSomething(Immutable <Entity> entity)
{
string name = entity.Get(e => e.Name);
Immutable <Entity> renamed = entity
.Modify(e => e.Name = "new name");
}