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));
}