protected internal override Relationship fetchNextOrNull()
{
while (_pathIterator.MoveNext())
{
Path path = _pathIterator.Current;
if (path.Length() > 0)
{
return(path.LastRelationship());
}
}
return(null);
}
private void AssertPathIsCorrect(Path path)
{
Node a = Node("A");
Relationship to1 = GetFistRelationship(a);
Node b = to1.EndNode;
Relationship to2 = GetFistRelationship(b);
Node c = to2.EndNode;
Relationship to3 = GetFistRelationship(c);
Node d = to3.EndNode;
Relationship to4 = GetFistRelationship(d);
Node e = to4.EndNode;
assertEquals(( int? )4, ( int? )path.Length());
assertEquals(a, path.StartNode());
assertEquals(e, path.EndNode());
assertEquals(to4, path.LastRelationship());
AssertContainsInOrder(path, a, to1, b, to2, c, to3, d, to4, e);
AssertContainsInOrder(path.Nodes(), a, b, c, d, e);
AssertContainsInOrder(path.Relationships(), to1, to2, to3, to4);
AssertContainsInOrder(path.ReverseNodes(), e, d, c, b, a);
AssertContainsInOrder(path.ReverseRelationships(), to4, to3, to2, to1);
}