public void IsPalindromeTest() { var a = 9; // 1001 var b = 11; // 1011 Assert.IsTrue(Functions.IsPalindrome(a)); Assert.IsFalse(Functions.IsPalindrome(b)); Assert.IsTrue(Functions2.IsPalindrome(a)); Assert.IsFalse(Functions2.IsPalindrome(b)); }
public void IsLeapYearTest() { foreach (var year in Enumerable.Range(DateTime.MinValue.Year, DateTime.MaxValue.Year - DateTime.MinValue.Year + 1)) { if (Functions.IsLeapYear(year) != DateTime.IsLeapYear(year) || Functions2.IsLeapYear(year) != DateTime.IsLeapYear(year)) { Assert.Fail(); } } }
public void PadNumberWithZeroesTest() { Assert.IsTrue(Functions.PadNumberWithZeroes(5) == "00005"); Assert.IsTrue(Functions.PadNumberWithZeroes(15) == "00015"); Assert.IsTrue(Functions.PadNumberWithZeroes(9999) == "09999"); Assert.IsTrue(Functions.PadNumberWithZeroes(99999) == "99999"); Assert.IsTrue(Functions2.PadNumberWithZeroes(5) == "00005"); Assert.IsTrue(Functions2.PadNumberWithZeroes(15) == "00015"); Assert.IsTrue(Functions2.PadNumberWithZeroes(9999) == "09999"); Assert.IsTrue(Functions2.PadNumberWithZeroes(99999) == "99999"); }
public void CountSetBitsTest() { var a = 123; // 1111011 var b = 456; // 111001000 var c = 1000; // 1111101000 Assert.IsTrue(Functions.CountSetBits(a) == 7); Assert.IsTrue(Functions.CountSetBits(b) == 9); Assert.IsTrue(Functions.CountSetBits(c) == 10); Assert.IsTrue(Functions2.CountSetBits(a) == 7); Assert.IsTrue(Functions2.CountSetBits(b) == 9); Assert.IsTrue(Functions2.CountSetBits(c) == 10); }
public void CalculateNthFibonacciNumberTest() { Assert.IsTrue(Functions.CalculateNthFibonacciNumber(0) == 0); Assert.IsTrue(Functions.CalculateNthFibonacciNumber(1) == 1); int a = 0, b = 1, fib = 1, n = 2, maxN; while (fib > 0) // when overflows the value becomes negative { fib = a + b; a = b; b = fib; if (fib > 0 && Functions.CalculateNthFibonacciNumber(n++) != fib) { Assert.Fail(); } } maxN = n; Assert.IsTrue(Functions2.CalculateNthFibonacciNumber(0) == 0); Assert.IsTrue(Functions2.CalculateNthFibonacciNumber(1) == 1); a = 0; b = 1; fib = 1; n = 2; while (n < maxN) { fib = a + b; a = b; b = fib; if (Functions2.CalculateNthFibonacciNumber(n++) != fib) { Assert.Fail(); } } }
public void SelectPrimeNumbersTest() { var numbers = Enumerable.Range(2, 1000); var prime = numbers.AsParallel().Select(x => { for (int i = 2; i <= x / 2; i++) { if (i == x) { i = i + 1; } if (x % i == 0) { return(-1); } } return(x); }).Where(x => x > 0).OrderBy(x => x).ToArray(); Assert.IsTrue(prime.SequenceEqual(Functions.SelectPrimeNumbers(numbers))); Assert.IsTrue(prime.SequenceEqual(Functions2.SelectPrimeNumbers(numbers))); }
public void FindNthLargestNumberTest() { Assert.IsTrue(Functions.FindNthLargestNumber(new[] { 1, 4, 2, 5, 3 }.ToList(), 4) == 4); Assert.IsTrue(Functions2.FindNthLargestNumber(new[] { 1, 4, 2, 5, 3 }.ToList(), 4) == 4); }
public void ReverseStringTest() { Assert.IsTrue(Functions.ReverseString("erawtfoS wonS") == "Snow Software"); Assert.IsTrue(Functions2.ReverseString("erawtfoS wonS") == "Snow Software"); }