public void DispenseChange_ReturnsAvailableFunds()
{
AddRandomFunds();
var expectedChange = _transactionHandler.AvailableFunds;
var actualChange = _transactionHandler.DispenseChange();
Assert.AreEqual(expectedChange, actualChange);
}
private void btnDispenseChange_Click(object sender, EventArgs e)
{
if (_transactionHandler.AvailableFunds > 0)
{
var change = _transactionHandler.DispenseChange();
UpdateCurrentPayment();
SetStatus();
MessageBox.Show(change.ToString("C"), "Here's your change. :)");
}
}