public void convertToWordsTestForZero() { IConvertNumToWords c1 = ConvertNumToWords.ConvertNumToWords.GetInstance(); string actual = c1.convertToWords(0); Assert.AreEqual("Zero", actual); }
public void convertToWordsTestForDoubleDigits() { IConvertNumToWords c1 = ConvertNumToWords.ConvertNumToWords.GetInstance(); string actual = c1.convertToWords(11); Assert.AreEqual("eleven", actual); }
public void TestForMultipleInstances() { IConvertNumToWords c1 = ConvertNumToWords.ConvertNumToWords.GetInstance(); IConvertNumToWords c2 = ConvertNumToWords.ConvertNumToWords.GetInstance(); Assert.IsTrue(c1 == c2); }
public void convertToWordsTestForNineDigits() { IConvertNumToWords c1 = ConvertNumToWords.ConvertNumToWords.GetInstance(); string actual = c1.convertToWords(111111111); string expected = "eleven crore eleven lakh eleven thousand one hundred and eleven"; Assert.AreEqual(expected, actual); }
public void convertToWordsTestForNegativeInput() { IConvertNumToWords c1 = ConvertNumToWords.ConvertNumToWords.GetInstance(); string actual = c1.convertToWords(-9); string expected = string.Empty; Assert.AreEqual(expected, actual); }
public void convertToWordsTestForMaxLimit() { IConvertNumToWords c1 = ConvertNumToWords.ConvertNumToWords.GetInstance(); string actual = c1.convertToWords(999999999); string expected = "ninety nine crore ninety nine lakh ninety nine thousand nine hundred and ninety nine"; Assert.AreEqual(expected, actual); }
// checks if instance is available or not - follows singleton design pattern public static IConvertNumToWords GetInstance() { //The block inside the lock ensures that only one thread enters this block at any given time. lock (padlock){ if (_instance == null) { _instance = new ConvertNumToWords(); return(_instance); } return(_instance); } }
static void Main() { // long handles upto 9 digit no // change to unsigned long long int to // handle more digit number Console.WriteLine("Please Enter a positive number"); long num = long.Parse(Console.ReadLine()); //singleton pattern IConvertNumToWords c1 = ConvertNumToWords.GetInstance(); //Console.WriteLine(c1.convertToWords(n1)); Console.WriteLine(c1.convertToWords(num)); //Implemenet using extension methods for long type // Console.WriteLine(n1.convertToWords()); // convert given number in words Console.WriteLine("Press any key to exist."); Console.ReadLine(); }