public void AddingTransactionChangesBalance()
        {
            // Arrange
            var account = new Account();

            // Act
            account.AddTransaction(200m);
        }
        public void AccountsHaveAnOpeningBalanceOfZero()
        {
            // Arrange

            // Act
            var account = new Account();

            // Assert
            Assert.AreEqual(0m, account.Balance);
        }
        public void Adding100TransactionChangesBalance()
        {
            // Arrange
            var account = new Account();

            // Act
            account.AddTransaction(100m);

            // Assert
            Assert.AreEqual(100m, account.Balance);
        }
        public void AddingTwoTransactionsCreatesSummationBalance()
        {
            // Arrange
            var account = new Account();
            account.AddTransaction(50m);

            // Act
            account.AddTransaction(75m);

            // Assert
            Assert.AreEqual(125m, account.Balance);
        }
 public void AddingTransactionChangesBalance()
 {
     // Arrange
     var account = new Account();
 }