public void StructWithOperatorsRecyclesObjectWithSameValue()
{
var s12 = new SomeStructWithMultipleFieldsAndOperator(1, 2);
var v1 = ImmutableWithComplexStructField.Create(someStructFieldWithOperator: s12);
var v2 = v1.With(someStructFieldWithOperator: s12);
Assert.Same(v1, v2);
}
public void StructWithoutOperatorsAlwaysRecreatesObjectWithoutValue()
{
var s1 = new SomeStructWithMultipleFields(1, 2);
var v1 = ImmutableWithComplexStructField.Create(someStructField: s1);
var v2 = v1.With(); // omit the struct value altogether
Assert.Same(v1, v2);
}
public void GenericStructWithOperatorsRecyclesObjectWithSameValue()
{
var v = new object();
var s12 = new SomeGenericStructWithOperator <object>(v);
var v1 = ImmutableWithComplexStructField.Create(someGenericStructFieldWithOperator: s12);
var v2 = v1.With(someGenericStructFieldWithOperator: s12);
Assert.Same(v1, v2);
}
public void StructWithoutOperatorsAlwaysRecreatesObjectWithChangedValue()
{
var originalStruct = new SomeStructWithMultipleFields(5, 0);
var structWithModifiedSecondField = new SomeStructWithMultipleFields(5, 1);
var v1 = ImmutableWithComplexStructField.Create(someStructField: originalStruct);
var v2 = v1.With(someStructField: structWithModifiedSecondField);
Assert.Equal(structWithModifiedSecondField.Field2, v2.SomeStructField.Field2);
}
public void StructWithOperatorsRecreatesObjectWithChangedValue()
{
var s12 = new SomeStructWithMultipleFieldsAndOperator(1, 2);
var s13 = new SomeStructWithMultipleFieldsAndOperator(1, 3);
var v1 = ImmutableWithComplexStructField.Create(someStructFieldWithOperator: s12);
var v2 = v1.With(someStructFieldWithOperator: s13);
Assert.NotSame(v1, v2);
Assert.Equal(s13.Field2, v2.SomeStructFieldWithOperator.Field2);
}
public void StructWithoutOperatorsAlwaysRecreatesObjectWithSameValue()
{
var s1 = new SomeStructWithMultipleFields(1, 2);
var v1 = ImmutableWithComplexStructField.Create(someStructField: s1);
var v2 = v1.With(someStructField: s1);
// The object should have been recreated since equality between the two struct values
// cannot be determined without their operator defined.
Assert.NotSame(v1, v2);
Assert.Equal(s1.Field1, v2.SomeStructField.Field1);
}
