public void ReleaseChange_WhenNoMoneyIsInserted_Expect0()
        {
            // Arrange
            var register = new Register();

            // Act
            var actual = register.ReleaseChange();

            // Assert
            Assert.IsTrue(actual == 0);
        }
        public void ReleaseChange_WhenDemoing_ExpectAlwaysPassingTest()
        {
            // Arrange
            var register = new Register();

            // Act
            var actual = register.ReleaseChange();

            // Assert

            // Assert.Fail("The test failed at {0}", DateTime.Now.ToString());
            Assert.Pass("The test passed at {0}", DateTime.Now.ToString());
        }