 TransferFunds.</p>

<div class="code"><pre class="prettyprint">namespace Bank
{
  using NUnit.Framework;

  [TestFixture]
  public class AccountTest
  {
    [Test]
    public void TransferFunds()
    {
      Account source = new Account();
      source.Deposit(200m);

      Account destination = new Account();
      destination.Deposit(150m);

      source.TransferFunds(destination, 100m);

      Assert.AreEqual(250m, destination.Balance);
      Assert.AreEqual(100m, source.Balance);
    }
  }
}</pre>
</di