public void NextPersonForCountTo_Throws_ForPersonIdIsInvalid(
int personId,
int countTo)
{
// Arrange
CircleOfPeople sut = CreateSut(3);
// Act
// Assert
Assert.Throws <ArgumentException>(() => sut.NextPersonForCountTo(personId,
countTo));
}
public void NextPersonForCountTo_ReturnsPersonId_ForGivenPersonIdAndCount(
int numberOfPeopleStanding,
int personId,
int countTo,
int expected)
{
// Arrange
CircleOfPeople sut = CreateSut(numberOfPeopleStanding);
// Act
int actual = sut.NextPersonForCountTo(personId,
countTo);
// Assert
Assert.Equal(expected,
actual);
}