public void Pay_TestPay_ReturnsStringSuccessful()
{
string msg = User.ShowTotal() + ". Thank you for paying for your bill.";
string expected = msg;
string actual;
actual = User.Pay();
Assert.AreEqual(expected, actual);
}
private void btnPay_Click(object sender, EventArgs e)
{
MessageBox.Show(user.Pay());
// open file for output
outFile = new FileStream(FILENAME, FileMode.Append, FileAccess.Write);
// output object to file via serialization
bFormatter.Serialize(outFile, user);
// close file
outFile.Close();
//clear label with old total
lblRunTotal.Text = user.ShowTotal();
}