public void HandlesDuplicateElements(IBreadcrumbSorter sorter)
{
var randomizer = new Random();
for (var i = 0; i < 16; i++)
{
var parts = _hierarchyRigged.Shuffle(randomizer);
var partsSorted = sorter.SortByChildHierarchy(parts).ToArray();
Assert.Equal(3, partsSorted.Length);
}
}
public void OmitsUnrelatedParts(IBreadcrumbSorter sorter)
{
var randomizer = new Random();
for (var i = 0; i < 16; i++)
{
var parts = _hierarchyUnrelated.Shuffle(randomizer);
var partsSorted = sorter.SortByChildHierarchy(parts).ToArray();
Assert.Equal(3, partsSorted.Length);
var unrelated = partsSorted.FirstOrDefault(x => x.ParentId == "1.1.2");
Assert.Null(unrelated);
}
}
public void SortsHierarchyCorrectly(IBreadcrumbSorter sorter)
{
var randomizer = new Random();
for (var i = 0; i < 16; i++)
{
var parts = _hierarchy.Shuffle(randomizer);
var partsSorted = sorter.SortByChildHierarchy(parts).ToArray();
for (var j = 1; j < partsSorted.Length - 1; j++)
{
var parent = partsSorted[j - 1];
var child = partsSorted[j];
Assert.Equal(parent.CategoryId, child.ParentId);
}
}
}
public void RunsPrettyFast(IBreadcrumbSorter sorter)
{
var timer = new Stopwatch();
timer.Start();
for (var i = 0; i < 100000; i++)
{
// Actually enumerate to test real execution speed
foreach (var item in sorter.SortByChildHierarchy(_hierarchy))
{
;
}
}
timer.Stop();
Assert.InRange(timer.ElapsedMilliseconds, 0, 1000);
}
