public void OrderedHashSet_Test()
{
var hashSet = new OrderedHashSet <int>();
int nodeCount = 1000;
//insert test
for (int i = 0; i <= nodeCount; i++)
{
hashSet.Add(i);
Assert.AreEqual(true, hashSet.Contains(i));
}
//IEnumerable test using linq
Assert.AreEqual(hashSet.Count, hashSet.Count());
Assert.AreEqual(hashSet.Count, hashSet.AsEnumerableDesc().Count());
for (int i = 0; i <= nodeCount; i++)
{
hashSet.Remove(i);
Assert.AreEqual(false, hashSet.Contains(i));
}
//IEnumerable test using linq
Assert.AreEqual(hashSet.Count, hashSet.Count());
Assert.AreEqual(hashSet.Count, hashSet.AsEnumerableDesc().Count());
var rnd = new Random();
var testSeries = Enumerable.Range(1, nodeCount).OrderBy(x => rnd.Next()).ToList();
foreach (var item in testSeries)
{
hashSet.Add(item);
Assert.AreEqual(true, hashSet.Contains(item));
}
//IEnumerable test using linq
Assert.AreEqual(hashSet.Count, hashSet.Count());
Assert.AreEqual(hashSet.Count, hashSet.AsEnumerableDesc().Count());
for (int i = 1; i <= nodeCount; i++)
{
hashSet.Remove(i);
Assert.AreEqual(false, hashSet.Contains(i));
}
//IEnumerable test using linq
Assert.AreEqual(hashSet.Count, hashSet.Count());
Assert.AreEqual(hashSet.Count, hashSet.AsEnumerableDesc().Count());
}
public void ListHashSetTest()
{
OrderedHashSet <string> set = new OrderedHashSet <string>();
Assert.AreEqual(set.Count(), 0);
CollectionAssert.AreEqual(new string[] { }, set.ToArray());
Assert.IsFalse(set.Contains("a"));
Assert.IsFalse(set.Contains("b"));
set.Add("b");
Assert.AreEqual(set.Count(), 1);
Assert.IsFalse(set.Contains("a"));
Assert.IsTrue(set.Contains("b"));
CollectionAssert.AreEqual(new string[] { "b" }, set.ToArray());
set.Add("a");
Assert.AreEqual(set.Count(), 2);
Assert.IsTrue(set.Contains("a"));
Assert.IsTrue(set.Contains("b"));
CollectionAssert.AreEqual(new string[] { "b", "a" }, set.ToArray());
set.Add("b");
Assert.AreEqual(set.Count(), 2);
Assert.IsTrue(set.Contains("a"));
Assert.IsTrue(set.Contains("b"));
CollectionAssert.AreEqual(new string[] { "b", "a" }, set.ToArray());
Assert.AreEqual(set[0], "b");
Assert.AreEqual(set[1], "a");
set.Remove("b");
CollectionAssert.AreEqual(new string[] { "a" }, set.ToArray());
Assert.IsTrue(set.Contains("a"));
Assert.IsFalse(set.Contains("b"));
set.Clear();
CollectionAssert.AreEqual(new string[] {}, set.ToArray());
Assert.IsFalse(set.Contains("a"));
Assert.IsFalse(set.Contains("b"));
}
public void ListHashSetTest()
{
OrderedHashSet<string> set = new OrderedHashSet<string>();
Assert.AreEqual(set.Count(), 0);
CollectionAssert.AreEqual(new string[] { }, set.ToArray());
Assert.IsFalse(set.Contains("a"));
Assert.IsFalse(set.Contains("b"));
set.Add("b");
Assert.AreEqual(set.Count(), 1);
Assert.IsFalse(set.Contains("a"));
Assert.IsTrue(set.Contains("b"));
CollectionAssert.AreEqual(new string[] { "b" }, set.ToArray());
set.Add("a");
Assert.AreEqual(set.Count(), 2);
Assert.IsTrue(set.Contains("a"));
Assert.IsTrue(set.Contains("b"));
CollectionAssert.AreEqual(new string[] { "b", "a" }, set.ToArray());
set.Add("b");
Assert.AreEqual(set.Count(), 2);
Assert.IsTrue(set.Contains("a"));
Assert.IsTrue(set.Contains("b"));
CollectionAssert.AreEqual(new string[] { "b", "a" }, set.ToArray());
Assert.AreEqual(set[0], "b");
Assert.AreEqual(set[1], "a");
set.Remove("b");
CollectionAssert.AreEqual(new string[] { "a" }, set.ToArray());
Assert.IsTrue(set.Contains("a"));
Assert.IsFalse(set.Contains("b"));
set.Clear();
CollectionAssert.AreEqual(new string[] {}, set.ToArray());
Assert.IsFalse(set.Contains("a"));
Assert.IsFalse(set.Contains("b"));
}