public void AboutObjectsCanCreateAPianoWithProperties()
        {
            Piano knabe = new Piano()
            {
                NumberOfKeys = 88, Brand = "Knabe", Acoustic = true, Material = "Mahogany", Cost = 321.76
            };

            Assert.AreEqual(FILL_ME_IN, knabe.NumberOfKeys);
            Assert.AreEqual(FILL_ME_IN, knabe.Brand);
            Assert.AreEqual(FILL_ME_IN, knabe.Acoustic);
            Assert.AreEqual(FILL_ME_IN, knabe.Material);
            Assert.AreEqual(FILL_ME_IN, knabe.Cost);
        }
        public void AboutObjectsCanDefinePropertiesAfterInitialized()
        {
            Piano steinway = new Piano();

            steinway.NumberOfKeys = 85;
            steinway.Brand        = "Steinway";
            steinway.Acoustic     = false;
            steinway.Material     = "Walnut";
            steinway.Cost         = 1299.99;

            Assert.AreEqual(FILL_ME_IN, steinway.NumberOfKeys);
            Assert.AreEqual(FILL_ME_IN, steinway.Brand);
            Assert.AreEqual(FILL_ME_IN, steinway.Acoustic);
            Assert.AreEqual(FILL_ME_IN, steinway.Material);
            Assert.AreEqual(FILL_ME_IN, steinway.Cost);
        }
        public void AboutObjectsCanCreateAPiano()
        {
            Piano steinway = new Piano();

            Assert.IsNotNull(null); //Change null to make this test pass
        }