public void ReturnRightPrimes()
{
var primeCalculator = new TableLookupPrimeStrategy();
IEnumerable<int> primes = primeCalculator.FindPrimesLessThan(10).ToList();
Assert.IsTrue(primes.SequenceEqual(new[] { 2, 3, 5, 7 }));
}
public void ReturnRightPrimesForABiggerHighLimit()
{
var primeCalculator = new TableLookupPrimeStrategy();
IEnumerable<int> primes = primeCalculator.FindPrimesLessThan(100).ToList();
Assert.IsTrue(primes.SequenceEqual(new[] { 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97 }));
}
public void PerformanceTest()
{
var stopwatch = new Stopwatch();
stopwatch.Start();
var primeCalculator = new TableLookupPrimeStrategy();
Debug.WriteLine(stopwatch.ElapsedMilliseconds);
stopwatch.Restart();
// all these results should come far quicker than from other calculators
primeCalculator.FindPrimesLessThan(100).ToList();
Debug.WriteLine(stopwatch.ElapsedMilliseconds);
primeCalculator.FindPrimesLessThan(100).ToList();
Debug.WriteLine(stopwatch.ElapsedMilliseconds);
primeCalculator.FindPrimesLessThan(100).ToList();
Debug.WriteLine(stopwatch.ElapsedMilliseconds);
}
