public void CopyTo_should_copy()
        {
            var dict = new ThreadSafeDictionary <string, string>(new Dictionary <string, string>());

            dict.Add(new KeyValuePair <string, string>("AnyKey", "AnyValue"));
            dict.Add(new KeyValuePair <string, string>("AnyKey1", "AnyValue1"));
            dict.Add(new KeyValuePair <string, string>("AnyKey2", "AnyValue2"));

            var items = new KeyValuePair <string, string> [3];

            dict.CopyTo(items, 0);

            Assert.That(items.Length, Is.EqualTo(3));
        }