public void BTree_Enumerate()
{
var btree = new BTreeDictionary <string, int>();
btree.Add("3", 3);
btree.Add("2", 2);
var e = btree.GetEnumerator();
Assert.IsTrue(e.MoveNext());
Assert.AreEqual("2", e.Current.Key);
Assert.AreEqual(2, e.Current.Value);
Assert.IsTrue(e.MoveNext());
Assert.AreEqual("3", e.Current.Key);
Assert.AreEqual(3, e.Current.Value);
Assert.IsFalse(e.MoveNext());
}
public void BTree_EnumeratorThrowIfMutated()
{
var btree = new BTreeDictionary <string, int>();
btree.Add("3", 3);
var e = btree.GetEnumerator();
Assert.True(e.MoveNext());
btree.Add("2", 2);
try
{
e.MoveNext();
Assert.Fail("Should have thrown exception");
}
catch (InvalidOperationException)
{
}
}