public void UseEqualityComparerWithoutEquivalence()
{
IEqualityComparer <HasNotEquivalence> ec = Equivalence.GetEqualityComparerOrFallback <HasNotEquivalence>();
HasNotEquivalence one = new HasNotEquivalence {
Value = 1
};
HasNotEquivalence oneClone = new HasNotEquivalence {
Value = 1
};
HasNotEquivalence two = new HasNotEquivalence {
Value = 2
};
Assert.AreEqual(ec.Equals(null, null), true);
Assert.AreEqual(ec.Equals(one, null), false);
Assert.AreEqual(ec.Equals(null, one), false);
Assert.AreEqual(ec.Equals(one, one), true);
Assert.AreEqual(ec.Equals(one, oneClone), false);
Assert.AreEqual(ec.Equals(one, two), false);
Assert.AreEqual(ec.Equals(oneClone, one), false);
Assert.AreEqual(ec.Equals(oneClone, oneClone), true);
Assert.AreEqual(ec.Equals(oneClone, two), false);
Assert.AreEqual(ec.Equals(two, one), false);
Assert.AreEqual(ec.Equals(two, oneClone), false);
Assert.AreEqual(ec.Equals(two, two), true);
}
public void UseEqualityComparerWithFallback()
{
var ec = Equivalence.GetEqualityComparerOrFallback <HasEquivalence>();
var one = new HasEquivalence {
Value = 1
};
var oneClone = new HasEquivalence {
Value = 1
};
var two = new HasEquivalence {
Value = 2
};
Assert.AreEqual(ec.Equals(null !, null !), true);
Assert.AreEqual(ec.Equals(one, null !), false);
Assert.AreEqual(ec.Equals(null !, one), false);
Assert.AreEqual(ec.Equals(one, one), true);
Assert.AreEqual(ec.Equals(one, oneClone), true);
Assert.AreEqual(ec.Equals(one, two), false);
Assert.AreEqual(ec.Equals(oneClone, one), true);
Assert.AreEqual(ec.Equals(oneClone, oneClone), true);
Assert.AreEqual(ec.Equals(oneClone, two), false);
Assert.AreEqual(ec.Equals(two, one), false);
Assert.AreEqual(ec.Equals(two, oneClone), false);
Assert.AreEqual(ec.Equals(two, two), true);
}
