public void primeFactorTest1()
{
string actual = FunctionRepository.BuildOutputString(28);
string expected = "2,2,7 Product: 28";
Assert.AreEqual(actual, expected);
}
public void BuildOutputStringTestSquareOfTwoPrimes()
{
string productString;
string actual = FunctionRepository.BuildOutputString(9, out productString);
string expected = "3,3";
Assert.AreEqual(expected, actual);
}
public void BuildOutputStringTestOne()
{
string productString;
string actual = FunctionRepository.BuildOutputString(1, out productString);
string expected = 1 + " is not prime but has no divisors";
Assert.AreEqual(expected, actual);
}
public void BuildOutputStringTestZero()
{
string productString;
string actual = FunctionRepository.BuildOutputString(0, out productString);
string expected = 0 + " is a composite number with infinite divisors";
Assert.AreEqual(expected, actual);
}
public void BuildOutputStringTestNegativeNumber()
{
string productString;
string actual = FunctionRepository.BuildOutputString(-1, out productString);
string expected = -1 + " negative numbers, by definition, cannot be prime";
Assert.AreEqual(expected, actual);
}
public void BuildOutputStringTestPrimeNumber()
{
string productString;
string actual = FunctionRepository.BuildOutputString(47, out productString);
string expected = 47 + " is Prime";
Assert.AreEqual(expected, actual);
}
public void BuildOutputStringTestValidNumber()
{
string productString;
string actual = FunctionRepository.BuildOutputString(28, out productString);
string expected = "2,2,7";
Assert.AreEqual(expected, actual);
}
public void ListProductTest()
{
string productString;
FunctionRepository.BuildOutputString(28, out productString);
string actual = productString;
string expected = " Product: 28";
Assert.AreEqual(expected, actual);
}
private static void Main(string[] args)
{
IEnumerable <string> numbersString;
if (!args.Any()) //if you run the exe by clicking then you wont have an input
{
//args = new string[] {Environment.CurrentDirectory + "\\test1.txt"};
Console.WriteLine(
"Please drag txt file onto icon or use the command line to specify a target file to run program \nPress Enter To Continue");
Console.ReadLine();
return;
}
if (Path.GetExtension(args[0]) != ".txt") //only work with .txt files
{
Console.WriteLine("Please Select a File With the '.txt' Extension");
return;
}
try //try to read the sepecified file
{
numbersString = File.ReadLines(args[0]);
}
catch (FileNotFoundException)
{
Console.WriteLine("File Not Found. Please Enter a Valid File ");
//Inform the user their file was not found at the specified locaton
return;
}
numbersString = numbersString.Where(entry => !string.IsNullOrWhiteSpace(entry));
//remove empty entries caused by empty lines
if (numbersString.Any(entry => !FunctionRepository.CheckStringValue(entry)))
{
Console.WriteLine(
"All values in .txt file must be integers. Please reference your file for non-integer values \nPress Enter To Continue");
Console.ReadLine();
return;
}
List <int> numbers = numbersString.Select(int.Parse).ToList();
//create list of ints from list of strings from file
foreach (int number in numbers)
{
string productString;
Console.WriteLine(FunctionRepository.BuildOutputString(number, out productString));
}
Console.WriteLine("\nPress Enter To Continue");
Console.ReadLine();
}
private void computePrimesButton_Click(object sender, EventArgs e)
{
if (!File.Exists(_filePath))
{
MessageBox.Show("Select a valid .txt file");
return;
}
IEnumerable <string> numbersString = File.ReadLines(_filePath);
List <int> numbers = numbersString.Select(int.Parse).ToList();
foreach (int number in numbers)
{
richTextBox1.Text += FunctionRepository.BuildOutputString(number) + "\n";
}
}
private void computePrimesButton_Click(object sender, EventArgs e)
{
if (!File.Exists(_filePath))
{
MessageBox.Show("Select a valid .txt file");
return;
}
List <int> numbers = _numbersString.Select(int.Parse).ToList();
foreach (int number in numbers)
{
string productString;
richTextBox1.Text += number + ": Prime Factors: " + FunctionRepository.BuildOutputString(number, out productString) + "\n";
}
}