//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void testBidirectionalPath()
public virtual void TestBidirectionalPath()
{
TraversalDescription side = GraphDb.traversalDescription().uniqueness(Uniqueness.NODE_PATH);
BidirectionalTraversalDescription bidirectional = GraphDb.bidirectionalTraversalDescription().mirroredSides(side);
Path bidirectionalPath = GetFirstPath(bidirectional.Traverse(_a, _e));
AssertPathIsCorrect(bidirectionalPath);
Path path = GetFirstPath(bidirectional.Traverse(_a, _e));
Node node = path.StartNode();
assertEquals(_a, node);
// White box testing below: relationships(), nodes(), reverseRelationships(), reverseNodes()
// does cache the start node if not already cached, so just make sure they to it properly.
bidirectionalPath = GetFirstPath(bidirectional.Traverse(_a, _e));
bidirectionalPath.Relationships();
assertEquals(_a, bidirectionalPath.StartNode());
bidirectionalPath = GetFirstPath(bidirectional.Traverse(_a, _e));
bidirectionalPath.Nodes();
assertEquals(_a, bidirectionalPath.StartNode());
bidirectionalPath = GetFirstPath(bidirectional.Traverse(_a, _e));
bidirectionalPath.ReverseRelationships();
assertEquals(_a, bidirectionalPath.StartNode());
bidirectionalPath = GetFirstPath(bidirectional.Traverse(_a, _e));
bidirectionalPath.ReverseNodes();
assertEquals(_a, bidirectionalPath.StartNode());
bidirectionalPath = GetFirstPath(bidirectional.Traverse(_a, _e));
bidirectionalPath.GetEnumerator();
assertEquals(_a, bidirectionalPath.StartNode());
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void testPathIterator()
public virtual void TestPathIterator()
{
Traverser traverse = GraphDb.traversalDescription().evaluator(atDepth(4)).traverse(Node("A"));
using (ResourceIterator <Path> resourceIterator = traverse.GetEnumerator())
{
//JAVA TO C# CONVERTER TODO TASK: Java iterators are only converted within the context of 'while' and 'for' loops:
Path path = resourceIterator.next();
AssertPathIsCorrect(path);
}
}
protected internal override Relationship fetchNextOrNull()
{
while (_pathIterator.MoveNext())
{
Path path = _pathIterator.Current;
if (path.Length() > 0)
{
return(path.LastRelationship());
}
}
return(null);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void reverseNodes()
public virtual void ReverseNodes()
{
Traverser traverse = GraphDb.traversalDescription().evaluator(atDepth(0)).traverse(_a);
Path path = GetFirstPath(traverse);
AssertContains(path.ReverseNodes(), _a);
Traverser traverse2 = GraphDb.traversalDescription().evaluator(atDepth(4)).traverse(_a);
Path path2 = GetFirstPath(traverse2);
AssertContainsInOrder(path2.ReverseNodes(), _e, _d, _c, _b, _a);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void reverseRelationships()
public virtual void ReverseRelationships()
{
Traverser traverser = GraphDb.traversalDescription().evaluator(atDepth(0)).traverse(_a);
Path path = GetFirstPath(traverser);
assertFalse(path.ReverseRelationships().GetEnumerator().hasNext());
Traverser traverser2 = GraphDb.traversalDescription().evaluator(atDepth(4)).traverse(_a);
Path path2 = GetFirstPath(traverser2);
Node[] expectedNodes = new Node[] { _e, _d, _c, _b, _a };
int index = 0;
foreach (Relationship rel in path2.ReverseRelationships())
{
assertEquals("For index " + index, expectedNodes[index++], rel.EndNode);
}
assertEquals(4, index);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void ensureCorrectPathEntitiesInShortPath()
public virtual void EnsureCorrectPathEntitiesInShortPath()
{
/*
* (a)-->(b)
*/
CreateGraph("a TO b");
Node a = GetNodeWithName("a");
Node b = GetNodeWithName("b");
Relationship r = a.GetSingleRelationship(To, OUTGOING);
Path path = Iterables.single(GraphDb.bidirectionalTraversalDescription().mirroredSides(GraphDb.traversalDescription().relationships(To, OUTGOING).uniqueness(NODE_PATH)).collisionEvaluator(Evaluators.atDepth(1)).sideSelector(SideSelectorPolicies.LEVEL, 1).traverse(a, b));
AssertContainsInOrder(path.Nodes(), a, b);
AssertContainsInOrder(path.ReverseNodes(), b, a);
AssertContainsInOrder(path.Relationships(), r);
AssertContainsInOrder(path.ReverseRelationships(), r);
AssertContainsInOrder(path, a, r, b);
assertEquals(a, path.StartNode());
assertEquals(b, path.EndNode());
assertEquals(r, path.LastRelationship());
}
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);
}
protected internal override Node convert(Path path)
{
return(path.EndNode());
}
protected internal abstract T Convert(Path path);
protected internal override Relationship convert(Path path)
{
return(path.LastRelationship());
}
protected internal override bool includePath(Path path, TraversalBranch startPath, TraversalBranch endPath)
{
assertEquals(0, startPath.State());
assertEquals(10, endPath.State());
return(true);
}