예제 #1
0
        public virtual void LinkedHashSetTest()
        {
            LinkedHashSet <int> set1 = new LinkedHashSet <int>();

            set1.Add(5);
            set1.Add(2);
            set1.Add(3);
            set1.Add(5);

            Assert.AreEqual(5, set1.First());
            Assert.AreEqual(3, set1.Last());
            Assert.AreEqual(3, set1.Count);

            LinkedHashSet <int> set2 = new LinkedHashSet <int>();

            set2.Add(2);
            set2.Add(5);

            Assert.True(set1.IsSupersetOf(set2));
            Assert.True(set1.IsProperSupersetOf(set2));
            Assert.True(set2.IsSubsetOf(set1));
            Assert.True(set2.IsProperSubsetOf(set1));

            Assert.False(set2.IsSupersetOf(set1));

            LinkedHashSet <int> set3 = new LinkedHashSet <int>();

            set3.Add(5);
            set3.Add(2);

            Assert.True(set3.SetEquals(set2));
        }
예제 #2
0
        public static void LinkedHashSetTest()
        {
            int[] setEmpty = { };
            int[] set1     = { 1, 2, 3, 4, 5, 6, 7, 8, 9 };
            int[] set2     = { 1, 2, 3, 4, 5, 6, 6, 8, 9 };
            int[] set3     = { 1, 2, 3, 4, 5, 6, 8, 9, 0 };

            LinkedHashSet <int> lhsEmpty = new LinkedHashSet <int>();
            LinkedHashSet <int> lhs1     = new LinkedHashSet <int>(set1);
            LinkedHashSet <int> lhs2     = new LinkedHashSet <int>(set2);
            LinkedHashSet <int> lhs3     = new LinkedHashSet <int>(set3);

            HashSet <int> hsEmpty = new HashSet <int>();
            HashSet <int> hs1     = new HashSet <int>(set1);
            HashSet <int> hs2     = new HashSet <int>(set2);
            HashSet <int> hs3     = new HashSet <int>(set3);

            #region Pseudo-LINQ-Extensions
            Assert.AreEqual(1, lhs1.First());
            Assert.AreEqual(9, lhs1.Last());
            Assert.AreEqual(0, lhs3.Last());
            Assert.Throws <InvalidOperationException>(() => lhsEmpty.First());
            Assert.Throws <InvalidOperationException>(() => lhsEmpty.Last());
            Assert.DoesNotThrow(() => lhsEmpty.FirstOrDefault());
            Assert.DoesNotThrow(() => lhsEmpty.LastOrDefault());
            Assert.AreEqual(default(int), lhsEmpty.FirstOrDefault());
            Assert.AreEqual(default(int), lhsEmpty.LastOrDefault());

            Assert.DoesNotThrow(() => lhsEmpty.Reverse());
            List <int> reversed = new List <int>(lhs3.Reverse());
            Assert.AreEqual(lhs3.Count, reversed.Count);
            Assert.AreEqual(0, reversed[0]);
            Assert.AreEqual(9, reversed[1]);
            Assert.AreEqual(8, reversed[2]);
            Assert.AreEqual(6, reversed[3]);
            Assert.AreEqual(5, reversed[4]);
            Assert.AreEqual(4, reversed[5]);
            Assert.AreEqual(3, reversed[6]);
            Assert.AreEqual(2, reversed[7]);
            Assert.AreEqual(1, reversed[8]);
            #endregion

            #region SetEquals
            Assert.IsTrue(lhsEmpty.SetEquals(lhsEmpty));
            Assert.IsTrue(lhs1.SetEquals(lhs1));
            Assert.IsTrue(lhs2.SetEquals(lhs2));
            Assert.IsTrue(lhs3.SetEquals(lhs3));

            Assert.IsTrue(lhsEmpty.SetEquals(hsEmpty));
            Assert.IsTrue(lhs1.SetEquals(hs1));
            Assert.IsTrue(lhs2.SetEquals(hs2));
            Assert.IsTrue(lhs3.SetEquals(hs3));

            Assert.IsTrue(lhsEmpty.SetEquals(setEmpty));
            Assert.IsTrue(lhs1.SetEquals(set1));
            Assert.IsTrue(lhs2.SetEquals(set2));
            Assert.IsTrue(lhs3.SetEquals(set3));

            Assert.IsTrue(lhsEmpty.SetEquals(GetEnumerator(setEmpty)));
            Assert.IsTrue(lhs1.SetEquals(GetEnumerator(set1)));
            Assert.IsTrue(lhs2.SetEquals(GetEnumerator(set2)));
            Assert.IsTrue(lhs3.SetEquals(GetEnumerator(set3)));

            Assert.IsFalse(lhsEmpty.SetEquals(lhs1));
            Assert.IsFalse(lhsEmpty.SetEquals(lhs2));
            Assert.IsFalse(lhsEmpty.SetEquals(lhs3));
            Assert.IsFalse(lhsEmpty.SetEquals(hs1));
            Assert.IsFalse(lhsEmpty.SetEquals(hs2));
            Assert.IsFalse(lhsEmpty.SetEquals(hs3));
            Assert.IsFalse(lhsEmpty.SetEquals(set1));
            Assert.IsFalse(lhsEmpty.SetEquals(set2));
            Assert.IsFalse(lhsEmpty.SetEquals(set3));
            Assert.IsFalse(lhsEmpty.SetEquals(GetEnumerator(set1)));
            Assert.IsFalse(lhsEmpty.SetEquals(GetEnumerator(set2)));
            Assert.IsFalse(lhsEmpty.SetEquals(GetEnumerator(set3)));

            Assert.IsFalse(lhs1.SetEquals(lhsEmpty));
            Assert.IsFalse(lhs1.SetEquals(lhs2));
            Assert.IsFalse(lhs1.SetEquals(lhs3));
            Assert.IsFalse(lhs1.SetEquals(hsEmpty));
            Assert.IsFalse(lhs1.SetEquals(hs2));
            Assert.IsFalse(lhs1.SetEquals(hs3));
            Assert.IsFalse(lhs1.SetEquals(setEmpty));
            Assert.IsFalse(lhs1.SetEquals(set2));
            Assert.IsFalse(lhs1.SetEquals(set3));
            Assert.IsFalse(lhs1.SetEquals(GetEnumerator(setEmpty)));
            Assert.IsFalse(lhs1.SetEquals(GetEnumerator(set2)));
            Assert.IsFalse(lhs1.SetEquals(GetEnumerator(set3)));

            Assert.IsFalse(lhs2.SetEquals(lhsEmpty));
            Assert.IsFalse(lhs2.SetEquals(lhs1));
            Assert.IsFalse(lhs2.SetEquals(lhs3));
            Assert.IsFalse(lhs2.SetEquals(hsEmpty));
            Assert.IsFalse(lhs2.SetEquals(hs1));
            Assert.IsFalse(lhs2.SetEquals(hs3));
            Assert.IsFalse(lhs2.SetEquals(setEmpty));
            Assert.IsFalse(lhs2.SetEquals(set1));
            Assert.IsFalse(lhs2.SetEquals(set3));
            Assert.IsFalse(lhs2.SetEquals(GetEnumerator(setEmpty)));
            Assert.IsFalse(lhs2.SetEquals(GetEnumerator(set1)));
            Assert.IsFalse(lhs2.SetEquals(GetEnumerator(set3)));

            Assert.IsFalse(lhs3.SetEquals(lhsEmpty));
            Assert.IsFalse(lhs3.SetEquals(lhs1));
            Assert.IsFalse(lhs3.SetEquals(lhs2));
            Assert.IsFalse(lhs3.SetEquals(hsEmpty));
            Assert.IsFalse(lhs3.SetEquals(hs1));
            Assert.IsFalse(lhs3.SetEquals(hs2));
            Assert.IsFalse(lhs3.SetEquals(setEmpty));
            Assert.IsFalse(lhs3.SetEquals(set1));
            Assert.IsFalse(lhs3.SetEquals(set2));
            Assert.IsFalse(lhs3.SetEquals(GetEnumerator(setEmpty)));
            Assert.IsFalse(lhs3.SetEquals(GetEnumerator(set1)));
            Assert.IsFalse(lhs3.SetEquals(GetEnumerator(set2)));
            #endregion

            #region Overlaps
            Assert.IsFalse(lhsEmpty.Overlaps(lhsEmpty));
            Assert.IsTrue(lhs1.Overlaps(lhs1));
            Assert.IsTrue(lhs2.Overlaps(lhs2));
            Assert.IsTrue(lhs3.Overlaps(lhs3));

            Assert.IsFalse(lhsEmpty.Overlaps(hsEmpty));
            Assert.IsTrue(lhs1.Overlaps(hs1));
            Assert.IsTrue(lhs2.Overlaps(hs2));
            Assert.IsTrue(lhs3.Overlaps(hs3));

            Assert.IsFalse(lhsEmpty.Overlaps(setEmpty));
            Assert.IsTrue(lhs1.Overlaps(set1));
            Assert.IsTrue(lhs2.Overlaps(set2));
            Assert.IsTrue(lhs3.Overlaps(set3));

            Assert.IsFalse(lhsEmpty.Overlaps(GetEnumerator(setEmpty)));
            Assert.IsTrue(lhs1.Overlaps(GetEnumerator(set1)));
            Assert.IsTrue(lhs2.Overlaps(GetEnumerator(set2)));
            Assert.IsTrue(lhs3.Overlaps(GetEnumerator(set3)));

            Assert.IsFalse(lhsEmpty.Overlaps(lhs1));
            Assert.IsFalse(lhsEmpty.Overlaps(lhs2));
            Assert.IsFalse(lhsEmpty.Overlaps(lhs3));
            Assert.IsFalse(lhsEmpty.Overlaps(hs1));
            Assert.IsFalse(lhsEmpty.Overlaps(hs2));
            Assert.IsFalse(lhsEmpty.Overlaps(hs3));
            Assert.IsFalse(lhsEmpty.Overlaps(set1));
            Assert.IsFalse(lhsEmpty.Overlaps(set2));
            Assert.IsFalse(lhsEmpty.Overlaps(set3));
            Assert.IsFalse(lhsEmpty.Overlaps(GetEnumerator(set1)));
            Assert.IsFalse(lhsEmpty.Overlaps(GetEnumerator(set2)));
            Assert.IsFalse(lhsEmpty.Overlaps(GetEnumerator(set3)));

            Assert.IsFalse(lhs1.Overlaps(lhsEmpty));
            Assert.IsTrue(lhs1.Overlaps(lhs2));
            Assert.IsTrue(lhs1.Overlaps(lhs3));
            Assert.IsFalse(lhs1.Overlaps(hsEmpty));
            Assert.IsTrue(lhs1.Overlaps(hs2));
            Assert.IsTrue(lhs1.Overlaps(hs3));
            Assert.IsFalse(lhs1.Overlaps(setEmpty));
            Assert.IsTrue(lhs1.Overlaps(set2));
            Assert.IsTrue(lhs1.Overlaps(set3));
            Assert.IsFalse(lhs1.Overlaps(GetEnumerator(setEmpty)));
            Assert.IsTrue(lhs1.Overlaps(GetEnumerator(set2)));
            Assert.IsTrue(lhs1.Overlaps(GetEnumerator(set3)));

            Assert.IsFalse(lhs2.Overlaps(lhsEmpty));
            Assert.IsTrue(lhs2.Overlaps(lhs1));
            Assert.IsTrue(lhs2.Overlaps(lhs3));
            Assert.IsFalse(lhs2.Overlaps(hsEmpty));
            Assert.IsTrue(lhs2.Overlaps(hs1));
            Assert.IsTrue(lhs2.Overlaps(hs3));
            Assert.IsFalse(lhs2.Overlaps(setEmpty));
            Assert.IsTrue(lhs2.Overlaps(set1));
            Assert.IsTrue(lhs2.Overlaps(set3));
            Assert.IsFalse(lhs2.Overlaps(GetEnumerator(setEmpty)));
            Assert.IsTrue(lhs2.Overlaps(GetEnumerator(set1)));
            Assert.IsTrue(lhs2.Overlaps(GetEnumerator(set3)));

            Assert.IsFalse(lhs3.Overlaps(lhsEmpty));
            Assert.IsTrue(lhs3.Overlaps(lhs1));
            Assert.IsTrue(lhs3.Overlaps(lhs2));
            Assert.IsFalse(lhs3.Overlaps(hsEmpty));
            Assert.IsTrue(lhs3.Overlaps(hs1));
            Assert.IsTrue(lhs3.Overlaps(hs2));
            Assert.IsFalse(lhs3.Overlaps(setEmpty));
            Assert.IsTrue(lhs3.Overlaps(set1));
            Assert.IsTrue(lhs3.Overlaps(set2));
            Assert.IsFalse(lhs3.Overlaps(GetEnumerator(setEmpty)));
            Assert.IsTrue(lhs3.Overlaps(GetEnumerator(set1)));
            Assert.IsTrue(lhs3.Overlaps(GetEnumerator(set2)));
            #endregion

            #region IsSubsetOf
            Assert.IsTrue(lhsEmpty.IsSubsetOf(lhsEmpty));
            Assert.IsTrue(lhs1.IsSubsetOf(lhs1));
            Assert.IsTrue(lhs2.IsSubsetOf(lhs2));
            Assert.IsTrue(lhs3.IsSubsetOf(lhs3));

            Assert.IsTrue(lhsEmpty.IsSubsetOf(hsEmpty));
            Assert.IsTrue(lhs1.IsSubsetOf(hs1));
            Assert.IsTrue(lhs2.IsSubsetOf(hs2));
            Assert.IsTrue(lhs3.IsSubsetOf(hs3));

            Assert.IsTrue(lhsEmpty.IsSubsetOf(setEmpty));
            Assert.IsTrue(lhs1.IsSubsetOf(set1));
            Assert.IsTrue(lhs2.IsSubsetOf(set2));
            Assert.IsTrue(lhs3.IsSubsetOf(set3));

            Assert.IsTrue(lhsEmpty.IsSubsetOf(GetEnumerator(setEmpty)));
            Assert.IsTrue(lhs1.IsSubsetOf(GetEnumerator(set1)));
            Assert.IsTrue(lhs2.IsSubsetOf(GetEnumerator(set2)));
            Assert.IsTrue(lhs3.IsSubsetOf(GetEnumerator(set3)));

            Assert.IsTrue(lhsEmpty.IsSubsetOf(lhs1));
            Assert.IsTrue(lhsEmpty.IsSubsetOf(lhs2));
            Assert.IsTrue(lhsEmpty.IsSubsetOf(lhs3));
            Assert.IsTrue(lhsEmpty.IsSubsetOf(hs1));
            Assert.IsTrue(lhsEmpty.IsSubsetOf(hs2));
            Assert.IsTrue(lhsEmpty.IsSubsetOf(hs3));
            Assert.IsTrue(lhsEmpty.IsSubsetOf(set1));
            Assert.IsTrue(lhsEmpty.IsSubsetOf(set2));
            Assert.IsTrue(lhsEmpty.IsSubsetOf(set3));
            Assert.IsTrue(lhsEmpty.IsSubsetOf(GetEnumerator(set1)));
            Assert.IsTrue(lhsEmpty.IsSubsetOf(GetEnumerator(set2)));
            Assert.IsTrue(lhsEmpty.IsSubsetOf(GetEnumerator(set3)));

            Assert.IsFalse(lhs1.IsSubsetOf(lhsEmpty));
            Assert.IsFalse(lhs1.IsSubsetOf(lhs2));
            Assert.IsFalse(lhs1.IsSubsetOf(lhs3));
            Assert.IsFalse(lhs1.IsSubsetOf(hsEmpty));
            Assert.IsFalse(lhs1.IsSubsetOf(hs2));
            Assert.IsFalse(lhs1.IsSubsetOf(hs3));
            Assert.IsFalse(lhs1.IsSubsetOf(setEmpty));
            Assert.IsFalse(lhs1.IsSubsetOf(set2));
            Assert.IsFalse(lhs1.IsSubsetOf(set3));
            Assert.IsFalse(lhs1.IsSubsetOf(GetEnumerator(setEmpty)));
            Assert.IsFalse(lhs1.IsSubsetOf(GetEnumerator(set2)));
            Assert.IsFalse(lhs1.IsSubsetOf(GetEnumerator(set3)));

            Assert.IsFalse(lhs2.IsSubsetOf(lhsEmpty));
            Assert.IsTrue(lhs2.IsSubsetOf(lhs1));
            Assert.IsTrue(lhs2.IsSubsetOf(lhs3));
            Assert.IsFalse(lhs2.IsSubsetOf(hsEmpty));
            Assert.IsTrue(lhs2.IsSubsetOf(hs1));
            Assert.IsTrue(lhs2.IsSubsetOf(hs3));
            Assert.IsFalse(lhs2.IsSubsetOf(setEmpty));
            Assert.IsTrue(lhs2.IsSubsetOf(set1));
            Assert.IsTrue(lhs2.IsSubsetOf(set3));
            Assert.IsFalse(lhs2.IsSubsetOf(GetEnumerator(setEmpty)));
            Assert.IsTrue(lhs2.IsSubsetOf(GetEnumerator(set1)));
            Assert.IsTrue(lhs2.IsSubsetOf(GetEnumerator(set3)));

            Assert.IsFalse(lhs3.IsSubsetOf(lhsEmpty));
            Assert.IsFalse(lhs3.IsSubsetOf(lhs1));
            Assert.IsFalse(lhs3.IsSubsetOf(lhs2));
            Assert.IsFalse(lhs3.IsSubsetOf(hsEmpty));
            Assert.IsFalse(lhs3.IsSubsetOf(hs1));
            Assert.IsFalse(lhs3.IsSubsetOf(hs2));
            Assert.IsFalse(lhs3.IsSubsetOf(setEmpty));
            Assert.IsFalse(lhs3.IsSubsetOf(set1));
            Assert.IsFalse(lhs3.IsSubsetOf(set2));
            Assert.IsFalse(lhs3.IsSubsetOf(GetEnumerator(setEmpty)));
            Assert.IsFalse(lhs3.IsSubsetOf(GetEnumerator(set1)));
            Assert.IsFalse(lhs3.IsSubsetOf(GetEnumerator(set2)));
            #endregion

            #region IsProperSubsetOf
            Assert.IsFalse(lhsEmpty.IsProperSubsetOf(lhsEmpty));
            Assert.IsFalse(lhs1.IsProperSubsetOf(lhs1));
            Assert.IsFalse(lhs2.IsProperSubsetOf(lhs2));
            Assert.IsFalse(lhs3.IsProperSubsetOf(lhs3));

            Assert.IsFalse(lhsEmpty.IsProperSubsetOf(hsEmpty));
            Assert.IsFalse(lhs1.IsProperSubsetOf(hs1));
            Assert.IsFalse(lhs2.IsProperSubsetOf(hs2));
            Assert.IsFalse(lhs3.IsProperSubsetOf(hs3));

            Assert.IsFalse(lhsEmpty.IsProperSubsetOf(setEmpty));
            Assert.IsFalse(lhs1.IsProperSubsetOf(set1));
            Assert.IsFalse(lhs2.IsProperSubsetOf(set2));
            Assert.IsFalse(lhs3.IsProperSubsetOf(set3));

            Assert.IsFalse(lhsEmpty.IsProperSubsetOf(GetEnumerator(setEmpty)));
            Assert.IsFalse(lhs1.IsProperSubsetOf(GetEnumerator(set1)));
            Assert.IsFalse(lhs2.IsProperSubsetOf(GetEnumerator(set2)));
            Assert.IsFalse(lhs3.IsProperSubsetOf(GetEnumerator(set3)));

            Assert.IsTrue(lhsEmpty.IsProperSubsetOf(lhs1));
            Assert.IsTrue(lhsEmpty.IsProperSubsetOf(lhs2));
            Assert.IsTrue(lhsEmpty.IsProperSubsetOf(lhs3));
            Assert.IsTrue(lhsEmpty.IsProperSubsetOf(hs1));
            Assert.IsTrue(lhsEmpty.IsProperSubsetOf(hs2));
            Assert.IsTrue(lhsEmpty.IsProperSubsetOf(hs3));
            Assert.IsTrue(lhsEmpty.IsProperSubsetOf(set1));
            Assert.IsTrue(lhsEmpty.IsProperSubsetOf(set2));
            Assert.IsTrue(lhsEmpty.IsProperSubsetOf(set3));
            Assert.IsTrue(lhsEmpty.IsProperSubsetOf(GetEnumerator(set1)));
            Assert.IsTrue(lhsEmpty.IsProperSubsetOf(GetEnumerator(set2)));
            Assert.IsTrue(lhsEmpty.IsProperSubsetOf(GetEnumerator(set3)));

            Assert.IsFalse(lhs1.IsProperSubsetOf(lhsEmpty));
            Assert.IsFalse(lhs1.IsProperSubsetOf(lhs2));
            Assert.IsFalse(lhs1.IsProperSubsetOf(lhs3));
            Assert.IsFalse(lhs1.IsProperSubsetOf(hsEmpty));
            Assert.IsFalse(lhs1.IsProperSubsetOf(hs2));
            Assert.IsFalse(lhs1.IsProperSubsetOf(hs3));
            Assert.IsFalse(lhs1.IsProperSubsetOf(setEmpty));
            Assert.IsFalse(lhs1.IsProperSubsetOf(set2));
            Assert.IsFalse(lhs1.IsProperSubsetOf(set3));
            Assert.IsFalse(lhs1.IsProperSubsetOf(GetEnumerator(setEmpty)));
            Assert.IsFalse(lhs1.IsProperSubsetOf(GetEnumerator(set2)));
            Assert.IsFalse(lhs1.IsProperSubsetOf(GetEnumerator(set3)));

            Assert.IsFalse(lhs2.IsProperSubsetOf(lhsEmpty));
            Assert.IsTrue(lhs2.IsProperSubsetOf(lhs1));
            Assert.IsTrue(lhs2.IsProperSubsetOf(lhs3));
            Assert.IsFalse(lhs2.IsProperSubsetOf(hsEmpty));
            Assert.IsTrue(lhs2.IsProperSubsetOf(hs1));
            Assert.IsTrue(lhs2.IsProperSubsetOf(hs3));
            Assert.IsFalse(lhs2.IsProperSubsetOf(setEmpty));
            Assert.IsTrue(lhs2.IsProperSubsetOf(set1));
            Assert.IsTrue(lhs2.IsProperSubsetOf(set3));
            Assert.IsFalse(lhs2.IsProperSubsetOf(GetEnumerator(setEmpty)));
            Assert.IsTrue(lhs2.IsProperSubsetOf(GetEnumerator(set1)));
            Assert.IsTrue(lhs2.IsProperSubsetOf(GetEnumerator(set3)));

            Assert.IsFalse(lhs3.IsProperSubsetOf(lhsEmpty));
            Assert.IsFalse(lhs3.IsProperSubsetOf(lhs1));
            Assert.IsFalse(lhs3.IsProperSubsetOf(lhs2));
            Assert.IsFalse(lhs3.IsProperSubsetOf(hsEmpty));
            Assert.IsFalse(lhs3.IsProperSubsetOf(hs1));
            Assert.IsFalse(lhs3.IsProperSubsetOf(hs2));
            Assert.IsFalse(lhs3.IsProperSubsetOf(setEmpty));
            Assert.IsFalse(lhs3.IsProperSubsetOf(set1));
            Assert.IsFalse(lhs3.IsProperSubsetOf(set2));
            Assert.IsFalse(lhs3.IsProperSubsetOf(GetEnumerator(setEmpty)));
            Assert.IsFalse(lhs3.IsProperSubsetOf(GetEnumerator(set1)));
            Assert.IsFalse(lhs3.IsProperSubsetOf(GetEnumerator(set2)));
            #endregion

            #region IsSupersetOf
            Assert.IsTrue(lhsEmpty.IsSupersetOf(lhsEmpty));
            Assert.IsTrue(lhs1.IsSupersetOf(lhs1));
            Assert.IsTrue(lhs2.IsSupersetOf(lhs2));
            Assert.IsTrue(lhs3.IsSupersetOf(lhs3));

            Assert.IsTrue(lhsEmpty.IsSupersetOf(hsEmpty));
            Assert.IsTrue(lhs1.IsSupersetOf(hs1));
            Assert.IsTrue(lhs2.IsSupersetOf(hs2));
            Assert.IsTrue(lhs3.IsSupersetOf(hs3));

            Assert.IsTrue(lhsEmpty.IsSupersetOf(setEmpty));
            Assert.IsTrue(lhs1.IsSupersetOf(set1));
            Assert.IsTrue(lhs2.IsSupersetOf(set2));
            Assert.IsTrue(lhs3.IsSupersetOf(set3));

            Assert.IsTrue(lhsEmpty.IsSupersetOf(GetEnumerator(setEmpty)));
            Assert.IsTrue(lhs1.IsSupersetOf(GetEnumerator(set1)));
            Assert.IsTrue(lhs2.IsSupersetOf(GetEnumerator(set2)));
            Assert.IsTrue(lhs3.IsSupersetOf(GetEnumerator(set3)));

            Assert.IsFalse(lhsEmpty.IsSupersetOf(lhs1));
            Assert.IsFalse(lhsEmpty.IsSupersetOf(lhs2));
            Assert.IsFalse(lhsEmpty.IsSupersetOf(lhs3));
            Assert.IsFalse(lhsEmpty.IsSupersetOf(hs1));
            Assert.IsFalse(lhsEmpty.IsSupersetOf(hs2));
            Assert.IsFalse(lhsEmpty.IsSupersetOf(hs3));
            Assert.IsFalse(lhsEmpty.IsSupersetOf(set1));
            Assert.IsFalse(lhsEmpty.IsSupersetOf(set2));
            Assert.IsFalse(lhsEmpty.IsSupersetOf(set3));
            Assert.IsFalse(lhsEmpty.IsSupersetOf(GetEnumerator(set1)));
            Assert.IsFalse(lhsEmpty.IsSupersetOf(GetEnumerator(set2)));
            Assert.IsFalse(lhsEmpty.IsSupersetOf(GetEnumerator(set3)));

            Assert.IsTrue(lhs1.IsSupersetOf(lhsEmpty));
            Assert.IsTrue(lhs1.IsSupersetOf(lhs2));
            Assert.IsFalse(lhs1.IsSupersetOf(lhs3));
            Assert.IsTrue(lhs1.IsSupersetOf(hsEmpty));
            Assert.IsTrue(lhs1.IsSupersetOf(hs2));
            Assert.IsFalse(lhs1.IsSupersetOf(hs3));
            Assert.IsTrue(lhs1.IsSupersetOf(setEmpty));
            Assert.IsTrue(lhs1.IsSupersetOf(set2));
            Assert.IsFalse(lhs1.IsSupersetOf(set3));
            Assert.IsTrue(lhs1.IsSupersetOf(GetEnumerator(setEmpty)));
            Assert.IsTrue(lhs1.IsSupersetOf(GetEnumerator(set2)));
            Assert.IsFalse(lhs1.IsSupersetOf(GetEnumerator(set3)));

            Assert.IsTrue(lhs2.IsSupersetOf(lhsEmpty));
            Assert.IsFalse(lhs2.IsSupersetOf(lhs1));
            Assert.IsFalse(lhs2.IsSupersetOf(lhs3));
            Assert.IsTrue(lhs2.IsSupersetOf(hsEmpty));
            Assert.IsFalse(lhs2.IsSupersetOf(hs1));
            Assert.IsFalse(lhs2.IsSupersetOf(hs3));
            Assert.IsTrue(lhs2.IsSupersetOf(setEmpty));
            Assert.IsFalse(lhs2.IsSupersetOf(set1));
            Assert.IsFalse(lhs2.IsSupersetOf(set3));
            Assert.IsTrue(lhs2.IsSupersetOf(GetEnumerator(setEmpty)));
            Assert.IsFalse(lhs2.IsSupersetOf(GetEnumerator(set1)));
            Assert.IsFalse(lhs2.IsSupersetOf(GetEnumerator(set3)));

            Assert.IsTrue(lhs3.IsSupersetOf(lhsEmpty));
            Assert.IsFalse(lhs3.IsSupersetOf(lhs1));
            Assert.IsTrue(lhs3.IsSupersetOf(lhs2));
            Assert.IsTrue(lhs3.IsSupersetOf(hsEmpty));
            Assert.IsFalse(lhs3.IsSupersetOf(hs1));
            Assert.IsTrue(lhs3.IsSupersetOf(hs2));
            Assert.IsTrue(lhs3.IsSupersetOf(setEmpty));
            Assert.IsFalse(lhs3.IsSupersetOf(set1));
            Assert.IsTrue(lhs3.IsSupersetOf(set2));
            Assert.IsTrue(lhs3.IsSupersetOf(GetEnumerator(setEmpty)));
            Assert.IsFalse(lhs3.IsSupersetOf(GetEnumerator(set1)));
            Assert.IsTrue(lhs3.IsSupersetOf(GetEnumerator(set2)));
            #endregion

            #region IsProperSupersetOf
            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(lhsEmpty));
            Assert.IsFalse(lhs1.IsProperSupersetOf(lhs1));
            Assert.IsFalse(lhs2.IsProperSupersetOf(lhs2));
            Assert.IsFalse(lhs3.IsProperSupersetOf(lhs3));

            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(hsEmpty));
            Assert.IsFalse(lhs1.IsProperSupersetOf(hs1));
            Assert.IsFalse(lhs2.IsProperSupersetOf(hs2));
            Assert.IsFalse(lhs3.IsProperSupersetOf(hs3));

            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(setEmpty));
            Assert.IsFalse(lhs1.IsProperSupersetOf(set1));
            Assert.IsFalse(lhs2.IsProperSupersetOf(set2));
            Assert.IsFalse(lhs3.IsProperSupersetOf(set3));

            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(GetEnumerator(setEmpty)));
            Assert.IsFalse(lhs1.IsProperSupersetOf(GetEnumerator(set1)));
            Assert.IsFalse(lhs2.IsProperSupersetOf(GetEnumerator(set2)));
            Assert.IsFalse(lhs3.IsProperSupersetOf(GetEnumerator(set3)));

            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(lhs1));
            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(lhs2));
            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(lhs3));
            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(hs1));
            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(hs2));
            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(hs3));
            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(set1));
            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(set2));
            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(set3));
            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(GetEnumerator(set1)));
            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(GetEnumerator(set2)));
            Assert.IsFalse(lhsEmpty.IsProperSupersetOf(GetEnumerator(set3)));

            Assert.IsTrue(lhs1.IsProperSupersetOf(lhsEmpty));
            Assert.IsTrue(lhs1.IsProperSupersetOf(lhs2));
            Assert.IsFalse(lhs1.IsProperSupersetOf(lhs3));
            Assert.IsTrue(lhs1.IsProperSupersetOf(hsEmpty));
            Assert.IsTrue(lhs1.IsProperSupersetOf(hs2));
            Assert.IsFalse(lhs1.IsProperSupersetOf(hs3));
            Assert.IsTrue(lhs1.IsProperSupersetOf(setEmpty));
            Assert.IsTrue(lhs1.IsProperSupersetOf(set2));
            Assert.IsFalse(lhs1.IsProperSupersetOf(set3));
            Assert.IsTrue(lhs1.IsProperSupersetOf(GetEnumerator(setEmpty)));
            Assert.IsTrue(lhs1.IsProperSupersetOf(GetEnumerator(set2)));
            Assert.IsFalse(lhs1.IsProperSupersetOf(GetEnumerator(set3)));

            Assert.IsTrue(lhs2.IsProperSupersetOf(lhsEmpty));
            Assert.IsFalse(lhs2.IsProperSupersetOf(lhs1));
            Assert.IsFalse(lhs2.IsProperSupersetOf(lhs3));
            Assert.IsTrue(lhs2.IsProperSupersetOf(hsEmpty));
            Assert.IsFalse(lhs2.IsProperSupersetOf(hs1));
            Assert.IsFalse(lhs2.IsProperSupersetOf(hs3));
            Assert.IsTrue(lhs2.IsProperSupersetOf(setEmpty));
            Assert.IsFalse(lhs2.IsProperSupersetOf(set1));
            Assert.IsFalse(lhs2.IsProperSupersetOf(set3));
            Assert.IsTrue(lhs2.IsProperSupersetOf(GetEnumerator(setEmpty)));
            Assert.IsFalse(lhs2.IsProperSupersetOf(GetEnumerator(set1)));
            Assert.IsFalse(lhs2.IsProperSupersetOf(GetEnumerator(set3)));

            Assert.IsTrue(lhs3.IsProperSupersetOf(lhsEmpty));
            Assert.IsFalse(lhs3.IsProperSupersetOf(lhs1));
            Assert.IsTrue(lhs3.IsProperSupersetOf(lhs2));
            Assert.IsTrue(lhs3.IsProperSupersetOf(hsEmpty));
            Assert.IsFalse(lhs3.IsProperSupersetOf(hs1));
            Assert.IsTrue(lhs3.IsProperSupersetOf(hs2));
            Assert.IsTrue(lhs3.IsProperSupersetOf(setEmpty));
            Assert.IsFalse(lhs3.IsProperSupersetOf(set1));
            Assert.IsTrue(lhs3.IsProperSupersetOf(set2));
            Assert.IsTrue(lhs3.IsProperSupersetOf(GetEnumerator(setEmpty)));
            Assert.IsFalse(lhs3.IsProperSupersetOf(GetEnumerator(set1)));
            Assert.IsTrue(lhs3.IsProperSupersetOf(GetEnumerator(set2)));
            #endregion

            #region Remove, Add and Contains
            Assert.IsTrue(lhs1.Remove(7));
            Assert.AreEqual(lhs1.Count, 8);
            Assert.IsTrue(lhs1.SetEquals(lhs2));
            Assert.IsFalse(lhs1.Remove(7));
            Assert.AreEqual(lhs1.Count, 8);

            Assert.IsTrue(lhs1.Add(0));
            Assert.AreEqual(lhs1.Count, 9);
            Assert.IsTrue(lhs1.SetEquals(lhs3));
            Assert.IsFalse(lhs1.Add(0));
            Assert.AreEqual(lhs1.Count, 9);

            Assert.IsTrue(lhs1.Contains(3));
            Assert.IsTrue(lhs1.Contains(0));

            Assert.IsFalse(lhs1.Contains(7));
            Assert.IsFalse(lhs3.Contains(7));

            lhs1.Clear();
            Assert.AreEqual(lhs1.Count, 0);
            Assert.IsTrue(lhs1.SetEquals(lhsEmpty));
            #endregion

            #region ExceptWith
            lhs1 = new LinkedHashSet <int>(set1);
            lhs2 = new LinkedHashSet <int>(set2);
            lhs3 = new LinkedHashSet <int>(set3);

            lhs1.ExceptWith(lhs2);
            Assert.AreEqual(lhs1.Count, 1);
            Assert.IsTrue(lhs1.Contains(7));

            lhs2.ExceptWith(lhs1);
            Assert.IsTrue(lhs2.SetEquals(set2));

            lhs1.ExceptWith(lhs3);
            Assert.AreEqual(lhs1.Count, 1);
            Assert.IsTrue(lhs1.Contains(7));

            lhs3.ExceptWith(lhs2);
            Assert.AreEqual(lhs3.Count, 1);
            Assert.IsTrue(lhs3.Contains(0));
            #endregion

            #region UnionWith
            lhs1 = new LinkedHashSet <int>(set1);
            lhs2 = new LinkedHashSet <int>(set2);
            lhs3 = new LinkedHashSet <int>(set3);

            lhs1.UnionWith(lhs2);
            Assert.IsTrue(lhs1.SetEquals(set1));

            lhs3.UnionWith(lhs2);
            Assert.IsTrue(lhs3.SetEquals(set3));

            lhs3.UnionWith(lhs1);
            Assert.IsTrue(lhs3.Contains(7));
            Assert.IsTrue(lhs3.Contains(0));
            Assert.AreEqual(lhs3.Count, 10);
            #endregion

            #region IntersectWith
            lhs1 = new LinkedHashSet <int>(set1);
            lhs2 = new LinkedHashSet <int>(set2);
            lhs3 = new LinkedHashSet <int>(set3);

            lhs1.IntersectWith(lhs2);
            Assert.IsTrue(lhs1.SetEquals(set2));

            lhs3.IntersectWith(lhs2);
            Assert.IsTrue(lhs3.SetEquals(set2));

            lhs1 = new LinkedHashSet <int>(set1);
            lhs2 = new LinkedHashSet <int>(set2);
            lhs3 = new LinkedHashSet <int>(set3);

            lhs3.IntersectWith(lhs1);
            Assert.IsFalse(lhs3.Contains(7));
            Assert.IsFalse(lhs3.Contains(0));
            Assert.AreEqual(lhs3.Count, 8);
            Assert.IsTrue(lhs3.SetEquals(set2));
            #endregion

            #region SymmetricExceptWith
            lhs1 = new LinkedHashSet <int>(set1);
            lhs2 = new LinkedHashSet <int>(set2);
            lhs3 = new LinkedHashSet <int>(set3);

            lhs1.SymmetricExceptWith(lhs3);
            Assert.AreEqual(lhs1.Count, 2);
            Assert.IsTrue(lhs1.Contains(0));
            Assert.IsTrue(lhs1.Contains(7));

            lhs1.SymmetricExceptWith(lhs2);
            Assert.AreEqual(lhs1.Count, 10);
            #endregion

            LinkedHashSet <int> lhs = new LinkedHashSet <int>();

            for (int i = 0; i < set1.Length; i++)
            {
                lhs.Add(set1[i]);
            }

            List <int> set1a = new List <int>();
            foreach (var i in lhs)
            {
                set1a.Add(i);
            }
            for (int i = 0; i < set1.Length; i++)
            {
                Assert.AreEqual(set1[i], set1a[i]);
            }

            lhs.Remove(7);
            lhs.Add(0);

            set1a.Clear();
            foreach (var i in lhs)
            {
                set1a.Add(i);
            }
            for (int i = 0; i < set3.Length; i++)
            {
                Assert.AreEqual(set3[i], set1a[i]);
            }
        }