Example #1
0
        public virtual void TestLru()
        {
            LRUHashMap <string, string> lru = new LRUHashMap <string, string>(3, 1);

            Assert.AreEqual(0, lru.Size());
            lru.Put("one", "Hello world");
            Assert.AreEqual(1, lru.Size());
            lru.Put("two", "Hi man");
            Assert.AreEqual(2, lru.Size());
            lru.Put("three", "Bonjour");
            Assert.AreEqual(3, lru.Size());
            lru.Put("four", "Shalom");
            Assert.AreEqual(3, lru.Size());
            Assert.NotNull(lru.Get("three"));
            Assert.NotNull(lru.Get("two"));
            Assert.NotNull(lru.Get("four"));
            Assert.Null(lru.Get("one"));
            lru.Put("five", "Yo!");
            Assert.AreEqual(3, lru.Size());
            Assert.Null(lru.Get("three")); // three was last used, so it got removed
            Assert.NotNull(lru.Get("five"));
            lru.Get("four");
            lru.Put("six", "hi");
            lru.Put("seven", "hey dude");
            Assert.AreEqual(3, lru.Size());
            Assert.Null(lru.Get("one"));
            Assert.Null(lru.Get("two"));
            Assert.Null(lru.Get("three"));
            Assert.NotNull(lru.Get("four"));
            Assert.Null(lru.Get("five"));
            Assert.NotNull(lru.Get("six"));
            Assert.NotNull(lru.Get("seven"));
        }
Example #2
0
        public virtual void TestLru()
        {
            LRUHashMap <string, string> lru = new LRUHashMap <string, string>(3);

            Assert.AreEqual(0, lru.Count);
            lru.Put("one", "Hello world");
            Assert.AreEqual(1, lru.Count);
            lru.Put("two", "Hi man");
            Assert.AreEqual(2, lru.Count);
            lru.Put("three", "Bonjour");
            Assert.AreEqual(3, lru.Count);
            lru.Put("four", "Shalom");
            Assert.AreEqual(3, lru.Count);
            Assert.NotNull(lru.Get("three"));
            Assert.NotNull(lru.Get("two"));
            Assert.NotNull(lru.Get("four"));
            Assert.Null(lru.Get("one"));
            lru.Put("five", "Yo!");
            Assert.AreEqual(3, lru.Count);
            Assert.Null(lru.Get("three")); // three was last used, so it got removed
            Assert.NotNull(lru.Get("five"));
            lru.Get("four");
            lru.Put("six", "hi");
            lru.Put("seven", "hey dude");
            Assert.AreEqual(3, lru.Count);
            Assert.Null(lru.Get("one"));
            Assert.Null(lru.Get("two"));
            Assert.Null(lru.Get("three"));
            Assert.NotNull(lru.Get("four"));
            Assert.Null(lru.Get("five"));
            Assert.NotNull(lru.Get("six"));
            Assert.NotNull(lru.Get("seven"));

            // LUCENENET specific tests to ensure Put is implemented correctly
            Assert.Null(lru.Put("ten", "oops"));
            assertEquals("oops", lru.Put("ten", "not oops"));
            assertEquals("not oops", lru.Put("ten", "new value"));
            assertEquals("new value", lru.Put("ten", "new value2"));
        }