public void WhenReferencesAreEquivalent_ThenEqualsReturnsTrue()
        {
            var ref1 = new NodeTypeLocator("proj", "zone", "c2-node-60-240");
            var ref2 = new NodeTypeLocator("proj", "zone", "c2-node-60-240");

            Assert.IsTrue(ref1.Equals(ref2));
            Assert.IsTrue(ref1.Equals((object)ref2));
            Assert.IsTrue(ref1 == ref2);
            Assert.IsFalse(ref1 != ref2);
        }
        public void TestEqualsNull()
        {
            var ref1 = new NodeTypeLocator("proj", "zone", "c2-node-60-240");

            Assert.IsFalse(ref1.Equals(null));
            Assert.IsFalse(ref1.Equals((object)null));
            Assert.IsFalse(ref1 == null);
            Assert.IsFalse(null == ref1);
            Assert.IsTrue(ref1 != null);
            Assert.IsTrue(null != ref1);
        }