public void when_number_is_times_of_3_and_5_return_FizzBuzz()
{
var printer = new CustomPrint();
Assert.Equal("FizzBuzz", printer.GetValue(15));
Assert.NotEqual("FizzBuzz", printer.GetValue(20));
}
public void when_number_is_times_of_5_return_Buzz()
{
var printer = new CustomPrint();
Assert.Equal("Buzz", printer.GetValue(10));
Assert.NotEqual("Buzz", printer.GetValue(9));
}
public void when_number_is_illegal_return_error()
{
var printer = new CustomPrint();
Assert.Equal("error", printer.GetValue(0));
Assert.Equal("error", printer.GetValue(-1));
Assert.Equal("error", printer.GetValue(101));
}
public void when_number_is_not_times_of_3_or_5_return_number_itself()
{
var printer = new CustomPrint();
var result = printer.GetValue(7);
Assert.Equal("7", result);
Assert.False(result.Contains("Fizz") || result.Contains("Buzz"));
}