public IEnumerable <Tuple <int, TimeSpan> > Test(IAlgorithm <int[], int[]> algo)
{
foreach (var array in _generator.GenerateTestArrays())
{
var watch = Stopwatch.StartNew();
algo.Process(array);
watch.Stop();
yield return(new Tuple <int, TimeSpan>(array.Length, watch.Elapsed));
}
}
public void TestRandomArray()
{
var dataGenerator = new ArrayGenerator(100, 1000, 1, 0, 10);
foreach (var array in dataGenerator.GenerateTestArrays())
{
var expectedResult = array.GroupBy(i => i).Select(gb => new Tuple <int, int>(gb.Key, gb.Count())).ToArray();
var inputRdd = new FromMemoryRdd <int>(array);
var mapRdd = inputRdd.MapToPair((i) => new Tuple <int, int>(i, 1));
var reduceRdd = mapRdd.ReduceByKey((i1, i2) => i1 + i2);
var result = new RDDProcessor <int, Tuple <int, int> >().Process(reduceRdd).ToArray();
CollectionAssert.AreEquivalent(expectedResult, result);
}
}
