public void EmptyCompositesAreEqual()
{
var bike = new MultyCycle();
var clone = bike.Clone(deep: true);
Assert.IsTrue(bike.EqualsByValue(clone));
}
public void CompositesWithListsOfDifferentOrderAreNotEqual()
{
var tricycle = new MultyCycle
{
Name = "Lightning",
Wheels = new List <Wheel> {
new Wheel {
Brand = "Dunlop"
}, new Wheel {
Brand = "Dunlop"
}, new Wheel {
Brand = "Noname"
}
}
};
var clone = tricycle.Clone(deep: true); // deep clone!
Assert.AreNotSame(tricycle, clone);
Assert.AreNotSame(tricycle.Wheels, clone.Wheels);
Assert.AreEqual(tricycle.Wheels.Count(), clone.Wheels.Count());
// compare the whole bike with the clone including wheels
Assert.IsTrue(tricycle.EqualsByValue(clone));
var list = ((IList <Wheel>)clone.Wheels);
var first = list.First();
list.Remove(first);
list.Add(first);
Assert.AreEqual(tricycle.Wheels.Count(), clone.Wheels.Count());
Assert.IsFalse(tricycle.EqualsByValue(clone));
}
public void CompositeWithSetOfPartsCompare()
{
var unicycle = new MultyCycle
{
Name = "Lightning",
Wheels = new List <Wheel> {
new Wheel {
Brand = "Dunlop"
}
}
};
var clone = unicycle.Clone(deep: true); // deep clone!
Assert.AreNotSame(unicycle, clone);
Assert.AreNotSame(unicycle.Wheels, clone.Wheels);
Assert.AreNotSame(unicycle.Wheels.First(), clone.Wheels.First());
Assert.AreEqual(unicycle.Wheels.First().Brand, clone.Wheels.First().Brand);
// compare the whole bike with the clone including wheels
Assert.IsTrue(unicycle.EqualsByValue(clone));
clone.Wheels.First().Brand = "Noname";
Assert.IsFalse(unicycle.EqualsByValue(clone));
}
public void CompositesWithArraysCanBeClonedAndCompared()
{
var tricycle = new MultyCycle
{
Name = "Lightning",
Wheels = new [] { new Wheel {
Brand = "Dunlop"
}, new Wheel {
Brand = "Dunlop"
}, new Wheel {
Brand = "Noname"
} }
};
var clone = tricycle.Clone(deep: true);
Assert.IsTrue(tricycle.EqualsByValue(clone));
}