public void Negative_value_is_an_error()
{
Assert.Throws <ArgumentException>(() => CollatzConjecture.Steps(-15));
}
static void Main(string[] args)
{
Console.WriteLine(CollatzConjecture.Steps(16));
Console.ReadKey();
}
public void Zero_is_an_error()
{
Assert.Throws <ArgumentException>(() => CollatzConjecture.Steps(0));
}
public void Large_number_of_even_and_odd_steps()
{
Assert.Equal(152, CollatzConjecture.Steps(1000000));
}
public void Even_and_odd_steps()
{
Assert.Equal(9, CollatzConjecture.Steps(12));
}
public void Divide_if_even()
{
Assert.Equal(4, CollatzConjecture.Steps(16));
}
public void Zero_steps_for_one()
{
Assert.Equal(0, CollatzConjecture.Steps(1));
}
