public void BaseValueObject_ShouldBeNotEqualToDerived()
{
var baseAddress = new Address("123", "Line 1", "Fooburg");
var derivedAddress = new DerivedAddress("123", "Line 1", "Fooburg", "Ontario");
Assert.AreNotEqual(baseAddress, derivedAddress, "base equals derived");
Assert.AreNotEqual(derivedAddress, baseAddress, "derived equals base");
}
public void DerivedValueObjectsWithSameValues_ShouldBeEqual()
{
var derivedAddress1 = new DerivedAddress("123", "Line 1", "Fooburg", "Ontario");
var derivedAddress2 = new DerivedAddress("123", "Line 1", "Fooburg", "Ontario");
Assert.AreEqual(derivedAddress1, derivedAddress2, "derived1 not equals derived2");
Assert.AreEqual(derivedAddress2, derivedAddress1, "derived2 not equals derived1");
Assert.IsTrue(EqualsAsBase(derivedAddress1, derivedAddress2), "not equals as base");
bool EqualsAsBase(Address x, Address y) => x.Equals(y) && y.Equals(x);
}
public void DerivedValueObjectsWithDifferentValues_ShouldBeNotEqual()
{
var derivedAddress1 = new DerivedAddress("123", "Line 1", "Fooburg", "Ontario");
var derivedAddress2 = new DerivedAddress("123", "Line 1", "Fooburg", "Alberta");
Assert.AreNotEqual(derivedAddress1, derivedAddress2, "derived1 equals derived2");
Assert.AreNotEqual(derivedAddress2, derivedAddress1, "derived2 equals derived1");
Assert.IsFalse(EqualsAsBase(derivedAddress1, derivedAddress2), "equals as base");
bool EqualsAsBase(Address x, Address y) => x.Equals(y) || y.Equals(x);
}
