public void SameValues_RemainIntact()
{
var input = GeneratePowers(100, () => 101, () => 101);
var expected = (Power[])input.Clone();
var sut = new PowersSorter();
sut.Sort(input);
input.Should().Equal(expected);
}
public void SameBase_ExponentsGrow()
{
var random = new Random(12345);
var input = GeneratePowers(100, () => 999, () => random.Next(100, 10000));
var sut = new PowersSorter();
sut.Sort(input);
input.Select(x => x.Exponent).Should().BeInAscendingOrder();
}
public void RandomMaxInput_PerformanceTests()
{
var random = new Random(12345);
var input = GeneratePowers(10000, () => random.Next(100, 10000), () => random.Next(100, 10000));
var sut = new PowersSorter();
var stopwatch = new Stopwatch();
stopwatch.Start();
sut.Sort(input);
stopwatch.Stop();
this.output.WriteLine($"Max example took: {stopwatch.Elapsed.Milliseconds} ms. ");
}
public void RandomSmallInput_VerifiesAccuratelly()
{
var random = new Random(12345);
var input = GeneratePowers(100, () => random.Next(2, 8), () => random.Next(2, 8));
var copy = input.ComputePowers().ToArray();
Array.Sort(copy);
var sut = new PowersSorter();
sut.Sort(input);
input.ComputePowers().ShouldAllBeEquivalentTo(copy);
}
public void EmptySet_DoesNotFail()
{
var sut = new PowersSorter();
sut.Sort(new Power[] { });
}