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));
}
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);
}
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"));
}
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);
}
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);
}
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);
}
