public void GetSet_TypicalCase()
{
var elements = new int[] { 1, 2, 3, 4, 5 };
var sets = new DisjointSets <int>(elements);
foreach (int element in elements)
{
Assert.That(sets.GetSet(element), Is.EquivalentTo(new SortedSet <int>(new int[] { element })));
}
}
public void GetSet_TypicalCase2()
{
var sets = new DisjointSets <int>(new int[] { 1, 2, 3, 4, 5, 6 });
sets.Union(1, 2);
sets.Union(1, 6);
sets.Union(3, 4);
Assert.That(sets.GetSet(1), Is.EquivalentTo(new HashSet <int>(new int[] { 1, 2, 6 })));
Assert.That(sets.GetSet(2), Is.EquivalentTo(new HashSet <int>(new int[] { 1, 2, 6 })));
Assert.That(sets.GetSet(6), Is.EquivalentTo(new HashSet <int>(new int[] { 1, 2, 6 })));
Assert.That(sets.GetSet(3), Is.EquivalentTo(new HashSet <int>(new int[] { 3, 4 })));
Assert.That(sets.GetSet(4), Is.EquivalentTo(new HashSet <int>(new int[] { 3, 4 })));
Assert.That(sets.GetSet(5), Is.EquivalentTo(new HashSet <int>(new int[] { 5 })));
}
public void GetSet_ThrowsOnNonExistentElement()
{
var sets = new DisjointSets <int>(new int[] { 1, 2 });
Assert.That(() => sets.GetSet(3), Throws.ArgumentException);
}