public void Hanlde_Should_Return_TotalBalance_Of_Type_Decimal()
{
var balanceManager = new BalanceManager();
var result = balanceManager.Handle(1, 1, 1);
Assert.IsType <decimal>(result);
}
public void Hanlde_Should_Calculated_TotalBalance_Correctly()
{
var balanceManager = new BalanceManager();
var result = balanceManager.Handle(1, 1, 1);
Assert.Equal(1, result);
}