コード例 #1
0
        public void TestContainsValue()
        {
            HashDictionary dict = new HashDictionary();

            Assert.AreEqual(0, dict.Count);
            Assert.IsFalse(dict.ContainsValue("B"));
            Assert.IsFalse(dict.ContainsValue(null));

            dict.Add("A", "A");
            dict.Add("B", "B");
            dict.Add("C", "C");
            Assert.AreEqual(3, dict.Count);
            Assert.IsTrue(dict.ContainsValue("B"));
            Assert.IsFalse(dict.ContainsValue(null));

            dict.Add(null, null);
            Assert.AreEqual(4, dict.Count);
            Assert.IsTrue(dict.ContainsValue("B"));
            Assert.IsTrue(dict.ContainsValue(null));

            dict.Remove("B");
            Assert.AreEqual(3, dict.Count);
            Assert.IsFalse(dict.ContainsValue("B"));
            Assert.IsTrue(dict.ContainsValue(null));

            dict.Remove(null);
            Assert.AreEqual(2, dict.Count);
            Assert.IsFalse(dict.ContainsValue("B"));
            Assert.IsFalse(dict.ContainsValue(null));

            dict.Clear();
            Assert.AreEqual(0, dict.Count);
            Assert.IsFalse(dict.ContainsValue("A"));
            Assert.IsFalse(dict.ContainsValue(null));
        }
コード例 #2
0
        public void TestSafeHashSet()
        {
            SafeHashSet set = new SafeHashSet();

            Assert.AreEqual(0, set.Count);
            Assert.IsFalse(set.Contains("B"));
            Assert.IsFalse(set.Contains(null));

            set.Add("A");
            set.Add("B");
            set.Add("C");
            Assert.AreEqual(3, set.Count);
            Assert.IsTrue(set.Contains("B"));
            Assert.IsFalse(set.Contains(null));

            set.Add(null);
            Assert.AreEqual(4, set.Count);
            Assert.IsTrue(set.Contains("B"));
            Assert.IsTrue(set.Contains(null));

            set.Remove("B");
            Assert.AreEqual(3, set.Count);
            Assert.IsFalse(set.Contains("B"));
            Assert.IsTrue(set.Contains(null));

            set.Remove(null);
            Assert.AreEqual(2, set.Count);
            Assert.IsFalse(set.Contains("B"));
            Assert.IsFalse(set.Contains(null));

            set.Clear();
            Assert.AreEqual(0, set.Count);
            Assert.IsFalse(set.Contains("A"));
            Assert.IsFalse(set.Contains(null));

            HashDictionary dict = new HashDictionary();

            dict.Add("A", "A");
            dict.Add("B", "B");
            dict.Add("C", "C");
            dict.Add("Null", null);

            ICollection col = dict.Values;

            set = new SafeHashSet(col);
            Assert.AreEqual(4, set.Count);
            Assert.IsTrue(set.Contains("A"));
            Assert.IsTrue(set.Contains(null));
        }