public void print_a_repayment_details_quote() { var repayment = new Repayment(principal, monthlyRepayment, totalRepayment, annualInterestRate); var quotePrinter = new QuotePrinter(console.Object); quotePrinter.PrintQuote(repayment); console.Verify(a => a.WriteLine("Requested amount: £1")); console.Verify(a => a.WriteLine("Rate: 10.0%")); console.Verify(a => a.WriteLine("Monthly repayment: £2.22")); console.Verify(a => a.WriteLine("Total repayment: £3333.33")); }