private void BasicTests (ListDictionary ld)
{
Assert.AreEqual (0, ld.Count, "Count");
Assert.IsFalse (ld.IsFixedSize, "IsFixedSize");
Assert.IsFalse (ld.IsReadOnly, "IsReadOnly");
Assert.IsFalse (ld.IsSynchronized, "IsSynchronized");
Assert.AreEqual (0, ld.Keys.Count, "Keys");
Assert.AreEqual (0, ld.Values.Count, "Values");
Assert.IsNotNull (ld.SyncRoot, "SyncRoot");
Assert.IsNotNull (ld.GetEnumerator (), "GetEnumerator");
Assert.IsNotNull ((ld as IEnumerable).GetEnumerator (), "IEnumerable.GetEnumerator");
ld.Add ("a", "1");
Assert.AreEqual (1, ld.Count, "Count-1");
Assert.IsTrue (ld.Contains ("a"), "Contains(a)");
Assert.IsFalse (ld.Contains ("1"), "Contains(1)");
ld.Add ("b", null);
Assert.AreEqual (2, ld.Count, "Count-2");
Assert.IsNull (ld["b"], "this[b]");
DictionaryEntry[] entries = new DictionaryEntry[2];
ld.CopyTo (entries, 0);
ld["b"] = "2";
Assert.AreEqual ("2", ld["b"], "this[b]2");
ld.Remove ("b");
Assert.AreEqual (1, ld.Count, "Count-3");
ld.Clear ();
Assert.AreEqual (0, ld.Count, "Count-4");
}