static void Main(string[] args)
{
PrimeFactors primeFactors = new PrimeFactors();
if (args.Any())
{
var path = args[0];
if (File.Exists(path))
{
try
{
using (StreamReader fileReader = new StreamReader(path))
{
FileReader fileProcessor = new FileReader(primeFactors, fileReader);
fileProcessor.ProcessFile();
}
Console.ReadLine();
}
catch (Exception e)
{
Console.Write("The file could not be read: ");
Console.WriteLine(e.Message);
}
}
}
}
public void TestPrimeNumbersHaveThemselvesAsPrimeFactors()
{
var primeFactors = new PrimeFactors(2).value();
Assert.IsTrue(primeFactors.SequenceEqual(new List <int> {
2
}));
}
public void TestNumbersWithSamePrimeFactorAreFactorizeCorrectly()
{
var primeFactors = new PrimeFactors(4).value();
Assert.IsTrue(primeFactors.SequenceEqual(
new List <int> {
2, 2
}));
}
public void TestBigNumbersAreFactorizeCorrectly()
{
var primeFactors = new PrimeFactors(2 * 2 * 3 * 5 * 7 * 11).value();
Assert.IsTrue(primeFactors.SequenceEqual(
new List <int> {
2, 2, 3, 5, 7, 11
}));
}
public void TestNumersWithDifferentPrimeFactorsAreFactorizeCorrectly()
{
var primeFactors = new PrimeFactors(6).value();
Assert.IsTrue(primeFactors.SequenceEqual(
new List <int> {
2, 3
}));
}
static void Main(string[] args)
{
Console.WriteLine("enter a number");
int enteredNumber = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("\r\nPrime factors for {0} are:", enteredNumber);
PrimeFactors pf = new PrimeFactors();
foreach (var value in pf.GeneratePrimeFactorsFor(enteredNumber))
{
Console.WriteLine(value);
}
}
static void Main(string[] args)
{
var pf = new PrimeFactors();
int n;
Console.Write("Enter a positive integer: ");
n = Convert.ToInt32(Console.ReadLine());
Console.Write("\nPrime Factors of " + n + " are: ");
pf.primeNumbers(n);
Console.ReadLine();
}
public void TestOneHasNoPrimeFactors()
{
var primeFactors = new PrimeFactors(1).value();
Assert.AreEqual(0, primeFactors.Count);
}
