Beispiel #1
0
        public void CountTest()
        {
            var dict = new LRUCacheDictionary <string, string>();

            Assert.That(dict.Count, Is.EqualTo(0));

            dict.Add("key1", "value1");
            Assert.That(dict.Count, Is.EqualTo(1));

            dict.Add("key2", "value2");
            Assert.That(dict.Count, Is.EqualTo(2));

            dict.Remove("key1");
            Assert.That(dict.Count, Is.EqualTo(1));

            dict.Clear();
            Assert.That(dict.Count, Is.EqualTo(0));
        }
Beispiel #2
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        public void CountTest()
        {
            var dict = new LRUCacheDictionary <string, string>();

            Assert.Empty(dict);

            dict.Add("key1", "value1");
            Assert.Single(dict);

            dict.Add("key2", "value2");
            Assert.Equal(2, dict.Count);

            dict.Remove("key1");
            Assert.Single(dict);

            dict.Clear();
            Assert.Empty(dict);
        }
Beispiel #3
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        public void AddTest()
        {
            var dict = new LRUCacheDictionary <string, string>();

            dict.Add("key1", "value1");

            Assert.That(dict.innerDict.Count, Is.EqualTo(1));
            Assert.That(dict.innerDict.ContainsKey("key1"), Is.True);
            var internalNode = dict.innerDict["key1"];

            Assert.That(internalNode.Value.Key, Is.EqualTo("key1"));
            Assert.That(internalNode.Value.Value, Is.EqualTo("value1"));

            dict.Add("key2", "value2");

            Assert.That(dict.innerDict.Count, Is.EqualTo(2));
            Assert.That(dict.innerDict.ContainsKey("key2"), Is.True);
            internalNode = dict.innerDict["key2"];
            Assert.That(internalNode.Value.Key, Is.EqualTo("key2"));
            Assert.That(internalNode.Value.Value, Is.EqualTo("value2"));
        }
Beispiel #4
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        public void AddTest()
        {
            var dict = new LRUCacheDictionary <string, string>();

            dict.Add("key1", "value1");

            Assert.Single(dict.innerDict);
            Assert.True(dict.innerDict.ContainsKey("key1"));
            var internalNode = dict.innerDict["key1"];

            Assert.Equal("key1", internalNode.Value.Key);
            Assert.Equal("value1", internalNode.Value.Value);

            dict.Add("key2", "value2");

            Assert.Equal(2, dict.innerDict.Count);
            Assert.True(dict.innerDict.ContainsKey("key2"));
            internalNode = dict.innerDict["key2"];
            Assert.Equal("key2", internalNode.Value.Key);
            Assert.Equal("value2", internalNode.Value.Value);
        }
Beispiel #5
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        public void ValuesTest()
        {
            var dict = new LRUCacheDictionary <string, string>
            {
                { "key1", "value1" },
                { "key2", "value2" },
                { "key3", "value3" },
            };

            Assert.That(dict.Values, Is.EquivalentTo(new[] { "value1", "value2", "value3" }));

            dict.Add("foo", "bar");
            Assert.That(dict.Values, Is.EquivalentTo(new[] { "value1", "value2", "value3", "bar" }));

            dict.Remove("key2");
            Assert.That(dict.Values, Is.EquivalentTo(new[] { "value1", "value3", "bar" }));

            dict.Clear();
            Assert.That(dict.Values, Is.Empty);
        }
Beispiel #6
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        public void ValuesTest()
        {
            var dict = new LRUCacheDictionary <string, string>
            {
                ["key1"] = "value1",
                ["key2"] = "value2",
                ["key3"] = "value3",
            };

            Assert.Equal(new[] { "value1", "value2", "value3" }, dict.Values, collComparer);

            dict.Add("foo", "bar");
            Assert.Equal(new[] { "value1", "value2", "value3", "bar" }, dict.Values, collComparer);

            dict.Remove("key2");
            Assert.Equal(new[] { "value1", "value3", "bar" }, dict.Values, collComparer);

            dict.Clear();
            Assert.Empty(dict.Values);
        }
        public void KeysTest()
        {
            var dict = new LRUCacheDictionary <string, string>
            {
                { "key1", "value1" },
                { "key2", "value2" },
                { "key3", "value3" },
            };

            Assert.Equal(new[] { "key1", "key2", "key3" }, dict.Keys, collComparer);

            dict.Add("foo", "bar");
            Assert.Equal(new[] { "key1", "key2", "key3", "foo" }, dict.Keys, collComparer);

            dict.Remove("key2");
            Assert.Equal(new[] { "key1", "key3", "foo" }, dict.Keys, collComparer);

            dict.Clear();
            Assert.Empty(dict.Keys);
        }
        public void AutoTrimTest()
        {
            var dict = new LRUCacheDictionary <string, string>();

            dict.AutoTrimCount = 4;  // 4アクセス毎に
            dict.TrimLimit     = 3;  // 3個を越えるアイテムを削除する

            dict["key1"] = "value1"; // 1アクセス目
            dict["key2"] = "value2"; // 2アクセス目
            dict["key3"] = "value3"; // 3アクセス目
            dict["key4"] = "value4"; // 4アクセス目 (この直後にTrim)

            // 1 -> 2 -> 3 -> 4 の順にアクセスしたため、直近 3 件の 2, 3, 4 だけが残る
            Assert.Equal(new[] { "key2", "key3", "key4" }, dict.innerDict.Keys, collComparer);

            dict["key5"] = "value5";         // 5アクセス目
            dict.Add("key6", "value6");      // 6アクセス目
            _ = dict["key2"];                // 7アクセス目
            dict.TryGetValue("key4", out _); // 8アクセス目 (この直後にTrim)

            // 5 -> 6 -> 2 -> 4 の順でアクセスしたため、直近 3 件の 6, 2, 4 だけが残る
            Assert.Equal(new[] { "key6", "key2", "key4" }, dict.innerDict.Keys, collComparer);
        }