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arangodb/js/common/tests/shell-graph-traversal.js

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JavaScript

/*jslint indent: 2,
nomen: true,
maxlen: 80,
sloppy: true */
/*global require,
db,
assertEqual, assertTrue */
////////////////////////////////////////////////////////////////////////////////
/// @brief test the graph traversal class
///
/// @file
///
/// DISCLAIMER
///
/// Copyright 2010-2012 triagens GmbH, Cologne, Germany
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
/// http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
/// Copyright holder is triAGENS GmbH, Cologne, Germany
///
/// @author Jan Steemann
/// @author Copyright 2012, triAGENS GmbH, Cologne, Germany
////////////////////////////////////////////////////////////////////////////////
var jsunity = require("jsunity");
var console = require("console");
var internal = require("internal");
var traversal = require("org/arangodb/graph/traversal");
// -----------------------------------------------------------------------------
// --SECTION-- graph traversal module
// -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @brief test: Graph tree traversal
////////////////////////////////////////////////////////////////////////////////
function GraphTreeTraversalSuite () {
//var vertices;
//var edges;
var datasourceWorld;
var datasourcePeople;
var setUpSourceWorld = function () {
var vertices = { };
var inEdges = { };
var outEdges = { };
[ "World", "Nothing",
"Europe", "Asia", "America", "Australia", "Antarctica", "Africa", "Blackhole",
"DE", "FR", "GB", "IE", "CN", "JP", "TW", "US", "MX", "AU", "EG", "ZA", "AN",
"London", "Paris", "Lyon", "Cologne", "Dusseldorf", "Beijing", "Shanghai", "Tokyo", "Kyoto", "Taipeh", "Perth", "Sydney"
].forEach(function (item) {
var key = item;
var vertex = {
_id : "vertices/" + key,
_key : key,
name : item
};
vertices[vertex._id] = vertex;
});
var connect = function (from, to) {
var key = from + "x" + to;
var edge = {
_id : "edges/" + key,
_key : key,
_from : "vertices/" + from,
_to : "vertices/" + to,
what : from + "->" + to,
};
if (outEdges[edge._from] == undefined) {
outEdges[edge._from] = [ ];
}
outEdges[edge._from].push(edge);
if (inEdges[edge._to] == undefined) {
inEdges[edge._to] = [ ];
}
inEdges[edge._to].push(edge);
};
connect("World", "Europe");
connect("World", "Asia");
connect("World", "America");
connect("World", "Australia");
connect("World", "Africa");
connect("World", "Antarctica");
connect("Europe", "DE");
connect("Europe", "FR");
connect("Europe", "GB");
connect("Europe", "IE");
connect("Asia", "CN");
connect("Asia", "JP");
connect("Asia", "TW");
connect("America", "US");
connect("America", "MX");
connect("Australia", "AU");
connect("Antarctica", "AN");
datasourceWorld = {
inEdges: inEdges,
outEdges: outEdges,
vertices: vertices,
getAllEdges: function (vertexId) {
return this.inEdges[vertexId].concat(outEdges[vertexId]);
},
getInEdges: function (vertexId) {
return this.inEdges[vertexId];
},
getOutEdges: function (vertexId) {
return this.outEdges[vertexId];
}
};
};
var setUpSourcePeople = function () {
var vertices = { };
var inEdges = { };
var outEdges = { };
["Alice",
"Bob",
"Charly",
"Diana",
"Eric",
"Frank"].forEach( function (person){
var key = person;
var vertex = {
_id : "vertices/" + key,
_key : key,
name : person
};
vertices[vertex._id] = vertex;
});
var connect = function (from, to, label) {
var key = from + "x" + to;
var edge = {
_id : "edges/" + key,
_key : key,
_from : "vertices/" + from,
_to : "vertices/" + to,
what : from + "->" + to,
label : label
};
if (outEdges[edge._from] == undefined) {
outEdges[edge._from] = [ ];
}
if (inEdges[edge._to] == undefined) {
inEdges[edge._to] = [ ];
}
outEdges[edge._from].push(edge);
inEdges[edge._to].push(edge);
};
var connectBoth = function (first, second, label) {
connect(first, second, label);
connect(second, first, label);
};
connectBoth("Alice", "Bob", "likes");
connect("Alice", "Diana", "hates");
connectBoth("Alice", "Eric", "hates");
connect("Bob", "Charly", "likes");
connectBoth("Charly", "Diana", "hates");
connect("Diana", "Alice", "likes");
connect("Diana", "Eric", "likes");
connect("Alice", "Frank", "l");
connect("Frank", "Bob", "likes");
// SetUp Data source
datasourcePeople = {
inEdges: inEdges,
outEdges: outEdges,
vertices: vertices,
getAllEdges: function (vertex_id) {
return inEdges[vertex_id].concat(outEdges[vertex_id]);
},
getInEdges: function (vertex_id) {
return inEdges[vertex_id];
},
getOutEdges: function (vertex_id) {
return outEdges[vertex_id]
}
};
};
var visitor = traversal.TrackingVisitor;
var filter = function (config, vertex, path) {
var r = [ ];
if (config.noVisit && config.noVisit[vertex._id]) {
r.push(traversal.Traverser.EXCLUDE);
}
if (config.noExpand && config.noExpand[vertex._id]) {
r.push(traversal.Traverser.PRUNE);
}
return r;
};
var expander = function (config, vertex, path) {
var r = [ ];
var edgesList = config.datasource.getOutEdges(vertex._id);
if (edgesList != undefined) {
for (i = 0; i < edgesList.length; ++i) {
r.push({ edge: edgesList[i], vertex: config.datasource.vertices[edgesList[i]._to] });
}
}
return r;
};
var getIds = function (data) {
var r = [ ];
data.forEach(function (item) {
r.push(item._id);
});
return r;
};
var getVisitedPaths = function (data) {
var r = [ ];
data.forEach(function (item) {
r.push(getIds(item.vertices));
});
return r;
};
var getResult = function () {
return {
visited: {
vertices: [ ],
paths: [ ]
}
};
};
var getConfig = function () {
return {
uniqueness: {
vertices: traversal.Traverser.UNIQUE_NONE,
edges: traversal.Traverser.UNIQUE_NONE
},
visitor: visitor,
filter: filter,
expander: expander,
datasource: datasourceWorld,
noVisit: {
"vertices/Antarctica" : true,
"vertices/IE": true
},
noExpand: {
"vertices/Africa": true
}
};
};
return {
////////////////////////////////////////////////////////////////////////////////
/// @brief set up
////////////////////////////////////////////////////////////////////////////////
setUp : function () {
setUpSourceWorld();
setUpSourcePeople();
},
////////////////////////////////////////////////////////////////////////////////
/// @brief tear down
////////////////////////////////////////////////////////////////////////////////
tearDown : function () {
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test depth-first pre-order forward visitation
////////////////////////////////////////////////////////////////////////////////
testDepthFirstPreOrderForward : function () {
var config = getConfig();
config.strategy = traversal.Traverser.DEPTH_FIRST;
config.order = traversal.Traverser.PRE_ORDER;
config.itemOrder = traversal.Traverser.FORWARD;
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/World",
"vertices/Europe",
"vertices/DE",
"vertices/FR",
"vertices/GB",
"vertices/Asia",
"vertices/CN",
"vertices/JP",
"vertices/TW",
"vertices/America",
"vertices/US",
"vertices/MX",
"vertices/Australia",
"vertices/AU",
"vertices/Africa",
"vertices/AN",
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World" ],
[ "vertices/World", "vertices/Europe" ],
[ "vertices/World", "vertices/Europe", "vertices/DE" ],
[ "vertices/World", "vertices/Europe", "vertices/FR" ],
[ "vertices/World", "vertices/Europe", "vertices/GB" ],
[ "vertices/World", "vertices/Asia" ],
[ "vertices/World", "vertices/Asia", "vertices/CN" ],
[ "vertices/World", "vertices/Asia", "vertices/JP" ],
[ "vertices/World", "vertices/Asia", "vertices/TW" ],
[ "vertices/World", "vertices/America" ],
[ "vertices/World", "vertices/America", "vertices/US" ],
[ "vertices/World", "vertices/America", "vertices/MX" ],
[ "vertices/World", "vertices/Australia" ],
[ "vertices/World", "vertices/Australia", "vertices/AU" ],
[ "vertices/World", "vertices/Africa" ],
[ "vertices/World", "vertices/Antarctica", "vertices/AN" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test depth-first pre-order backward visitation
////////////////////////////////////////////////////////////////////////////////
testDepthFirstPreOrderBackward : function () {
var config = getConfig();
config.strategy = traversal.Traverser.DEPTH_FIRST;
config.order = traversal.Traverser.PRE_ORDER;
config.itemOrder = traversal.Traverser.BACKWARD;
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/World",
"vertices/AN",
"vertices/Africa",
"vertices/Australia",
"vertices/AU",
"vertices/America",
"vertices/MX",
"vertices/US",
"vertices/Asia",
"vertices/TW",
"vertices/JP",
"vertices/CN",
"vertices/Europe",
"vertices/GB",
"vertices/FR",
"vertices/DE"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World" ],
[ "vertices/World", "vertices/Antarctica", "vertices/AN" ],
[ "vertices/World", "vertices/Africa" ],
[ "vertices/World", "vertices/Australia" ],
[ "vertices/World", "vertices/Australia", "vertices/AU" ],
[ "vertices/World", "vertices/America" ],
[ "vertices/World", "vertices/America", "vertices/MX" ],
[ "vertices/World", "vertices/America", "vertices/US" ],
[ "vertices/World", "vertices/Asia" ],
[ "vertices/World", "vertices/Asia", "vertices/TW" ],
[ "vertices/World", "vertices/Asia", "vertices/JP" ],
[ "vertices/World", "vertices/Asia", "vertices/CN" ],
[ "vertices/World", "vertices/Europe" ],
[ "vertices/World", "vertices/Europe", "vertices/GB" ],
[ "vertices/World", "vertices/Europe", "vertices/FR" ],
[ "vertices/World", "vertices/Europe", "vertices/DE" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test depth-first post-order forward visitation
////////////////////////////////////////////////////////////////////////////////
testDepthFirstPostOrderForward : function () {
var config = getConfig();
config.strategy = traversal.Traverser.DEPTH_FIRST;
config.order = traversal.Traverser.POST_ORDER;
config.itemOrder = traversal.Traverser.FORWARD;
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/DE",
"vertices/FR",
"vertices/GB",
"vertices/Europe",
"vertices/CN",
"vertices/JP",
"vertices/TW",
"vertices/Asia",
"vertices/US",
"vertices/MX",
"vertices/America",
"vertices/AU",
"vertices/Australia",
"vertices/Africa",
"vertices/AN",
"vertices/World"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World", "vertices/Europe", "vertices/DE" ],
[ "vertices/World", "vertices/Europe", "vertices/FR" ],
[ "vertices/World", "vertices/Europe", "vertices/GB" ],
[ "vertices/World", "vertices/Europe" ],
[ "vertices/World", "vertices/Asia", "vertices/CN" ],
[ "vertices/World", "vertices/Asia", "vertices/JP" ],
[ "vertices/World", "vertices/Asia", "vertices/TW" ],
[ "vertices/World", "vertices/Asia" ],
[ "vertices/World", "vertices/America", "vertices/US" ],
[ "vertices/World", "vertices/America", "vertices/MX" ],
[ "vertices/World", "vertices/America" ],
[ "vertices/World", "vertices/Australia", "vertices/AU" ],
[ "vertices/World", "vertices/Australia" ],
[ "vertices/World", "vertices/Africa" ],
[ "vertices/World", "vertices/Antarctica", "vertices/AN" ],
[ "vertices/World" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test depth-first post-order backward visitation
////////////////////////////////////////////////////////////////////////////////
testDepthFirstPostOrderBackward : function () {
var config = getConfig();
config.strategy = traversal.Traverser.DEPTH_FIRST;
config.order = traversal.Traverser.POST_ORDER;
config.itemOrder = traversal.Traverser.BACKWARD;
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/AN",
"vertices/Africa",
"vertices/AU",
"vertices/Australia",
"vertices/MX",
"vertices/US",
"vertices/America",
"vertices/TW",
"vertices/JP",
"vertices/CN",
"vertices/Asia",
"vertices/GB",
"vertices/FR",
"vertices/DE",
"vertices/Europe",
"vertices/World"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World", "vertices/Antarctica", "vertices/AN" ],
[ "vertices/World", "vertices/Africa" ],
[ "vertices/World", "vertices/Australia", "vertices/AU" ],
[ "vertices/World", "vertices/Australia" ],
[ "vertices/World", "vertices/America", "vertices/MX" ],
[ "vertices/World", "vertices/America", "vertices/US" ],
[ "vertices/World", "vertices/America" ],
[ "vertices/World", "vertices/Asia", "vertices/TW" ],
[ "vertices/World", "vertices/Asia", "vertices/JP" ],
[ "vertices/World", "vertices/Asia", "vertices/CN" ],
[ "vertices/World", "vertices/Asia" ],
[ "vertices/World", "vertices/Europe", "vertices/GB" ],
[ "vertices/World", "vertices/Europe", "vertices/FR" ],
[ "vertices/World", "vertices/Europe", "vertices/DE" ],
[ "vertices/World", "vertices/Europe" ],
[ "vertices/World" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test breadth-first pre-order forward visitation
////////////////////////////////////////////////////////////////////////////////
testBreadthFirstPreOrderForward : function () {
var config = getConfig();
config.strategy = traversal.Traverser.BREADTH_FIRST;
config.order = traversal.Traverser.PRE_ORDER;
config.itemOrder = traversal.Traverser.FORWARD;
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/World",
"vertices/Europe",
"vertices/Asia",
"vertices/America",
"vertices/Australia",
"vertices/Africa",
"vertices/DE",
"vertices/FR",
"vertices/GB",
"vertices/CN",
"vertices/JP",
"vertices/TW",
"vertices/US",
"vertices/MX",
"vertices/AU",
"vertices/AN"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World" ],
[ "vertices/World", "vertices/Europe" ],
[ "vertices/World", "vertices/Asia" ],
[ "vertices/World", "vertices/America" ],
[ "vertices/World", "vertices/Australia" ],
[ "vertices/World", "vertices/Africa" ],
[ "vertices/World", "vertices/Europe", "vertices/DE" ],
[ "vertices/World", "vertices/Europe", "vertices/FR" ],
[ "vertices/World", "vertices/Europe", "vertices/GB" ],
[ "vertices/World", "vertices/Asia", "vertices/CN" ],
[ "vertices/World", "vertices/Asia", "vertices/JP" ],
[ "vertices/World", "vertices/Asia", "vertices/TW" ],
[ "vertices/World", "vertices/America", "vertices/US" ],
[ "vertices/World", "vertices/America", "vertices/MX" ],
[ "vertices/World", "vertices/Australia", "vertices/AU" ],
[ "vertices/World", "vertices/Antarctica", "vertices/AN" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test breadth-first pre-order backward visitation
////////////////////////////////////////////////////////////////////////////////
testBreadthFirstPreOrderBackward : function () {
var config = getConfig();
config.strategy = traversal.Traverser.BREADTH_FIRST;
config.order = traversal.Traverser.PRE_ORDER;
config.itemOrder = traversal.Traverser.BACKWARD;
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/World",
"vertices/Africa",
"vertices/Australia",
"vertices/America",
"vertices/Asia",
"vertices/Europe",
"vertices/AN",
"vertices/AU",
"vertices/MX",
"vertices/US",
"vertices/TW",
"vertices/JP",
"vertices/CN",
"vertices/GB",
"vertices/FR",
"vertices/DE"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World" ],
[ "vertices/World", "vertices/Africa" ],
[ "vertices/World", "vertices/Australia" ],
[ "vertices/World", "vertices/America" ],
[ "vertices/World", "vertices/Asia" ],
[ "vertices/World", "vertices/Europe" ],
[ "vertices/World", "vertices/Antarctica", "vertices/AN" ],
[ "vertices/World", "vertices/Australia", "vertices/AU" ],
[ "vertices/World", "vertices/America", "vertices/MX" ],
[ "vertices/World", "vertices/America", "vertices/US" ],
[ "vertices/World", "vertices/Asia", "vertices/TW" ],
[ "vertices/World", "vertices/Asia", "vertices/JP" ],
[ "vertices/World", "vertices/Asia", "vertices/CN" ],
[ "vertices/World", "vertices/Europe", "vertices/GB" ],
[ "vertices/World", "vertices/Europe", "vertices/FR" ],
[ "vertices/World", "vertices/Europe", "vertices/DE" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test breadth-first post-order forward visitation
////////////////////////////////////////////////////////////////////////////////
testBreadthFirstPostOrderForward : function () {
var config = getConfig();
config.strategy = traversal.Traverser.BREADTH_FIRST;
config.order = traversal.Traverser.POST_ORDER;
config.itemOrder = traversal.Traverser.FORWARD;
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/DE",
"vertices/FR",
"vertices/GB",
"vertices/CN",
"vertices/JP",
"vertices/TW",
"vertices/US",
"vertices/MX",
"vertices/AU",
"vertices/AN",
"vertices/Europe",
"vertices/Asia",
"vertices/America",
"vertices/Australia",
"vertices/Africa",
"vertices/World"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World", "vertices/Europe", "vertices/DE" ],
[ "vertices/World", "vertices/Europe", "vertices/FR" ],
[ "vertices/World", "vertices/Europe", "vertices/GB" ],
[ "vertices/World", "vertices/Asia", "vertices/CN" ],
[ "vertices/World", "vertices/Asia", "vertices/JP" ],
[ "vertices/World", "vertices/Asia", "vertices/TW" ],
[ "vertices/World", "vertices/America", "vertices/US" ],
[ "vertices/World", "vertices/America", "vertices/MX" ],
[ "vertices/World", "vertices/Australia", "vertices/AU" ],
[ "vertices/World", "vertices/Antarctica", "vertices/AN" ],
[ "vertices/World", "vertices/Europe" ],
[ "vertices/World", "vertices/Asia" ],
[ "vertices/World", "vertices/America" ],
[ "vertices/World", "vertices/Australia" ],
[ "vertices/World", "vertices/Africa" ],
[ "vertices/World" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test breadth-first post-order backward visitation
////////////////////////////////////////////////////////////////////////////////
testBreadthFirstPostOrderBackward : function () {
var config = getConfig();
config.strategy = traversal.Traverser.BREADTH_FIRST;
config.order = traversal.Traverser.POST_ORDER;
config.itemOrder = traversal.Traverser.BACKWARD;
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/AN",
"vertices/AU",
"vertices/MX",
"vertices/US",
"vertices/TW",
"vertices/JP",
"vertices/CN",
"vertices/GB",
"vertices/FR",
"vertices/DE",
"vertices/Africa",
"vertices/Australia",
"vertices/America",
"vertices/Asia",
"vertices/Europe",
"vertices/World"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World", "vertices/Antarctica", "vertices/AN" ],
[ "vertices/World", "vertices/Australia", "vertices/AU" ],
[ "vertices/World", "vertices/America", "vertices/MX" ],
[ "vertices/World", "vertices/America", "vertices/US" ],
[ "vertices/World", "vertices/Asia", "vertices/TW" ],
[ "vertices/World", "vertices/Asia", "vertices/JP" ],
[ "vertices/World", "vertices/Asia", "vertices/CN" ],
[ "vertices/World", "vertices/Europe", "vertices/GB" ],
[ "vertices/World", "vertices/Europe", "vertices/FR" ],
[ "vertices/World", "vertices/Europe", "vertices/DE" ],
[ "vertices/World", "vertices/Africa" ],
[ "vertices/World", "vertices/Australia" ],
[ "vertices/World", "vertices/America" ],
[ "vertices/World", "vertices/Asia" ],
[ "vertices/World", "vertices/Europe" ],
[ "vertices/World" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test minimal depth filter with depth 0
////////////////////////////////////////////////////////////////////////////////
testMinDepthFilterWithDepth0 : function () {
var config = {
datasource: datasourceWorld,
expander: expander,
filter: traversal.MinDepthFilter,
minDepth: 0
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/World",
"vertices/Europe",
"vertices/DE",
"vertices/FR",
"vertices/GB",
"vertices/IE",
"vertices/Asia",
"vertices/CN",
"vertices/JP",
"vertices/TW",
"vertices/America",
"vertices/US",
"vertices/MX",
"vertices/Australia",
"vertices/AU",
"vertices/Africa",
"vertices/Antarctica",
"vertices/AN",
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World"],
[ "vertices/World", "vertices/Europe" ],
[ "vertices/World", "vertices/Europe", "vertices/DE" ],
[ "vertices/World", "vertices/Europe", "vertices/FR" ],
[ "vertices/World", "vertices/Europe", "vertices/GB" ],
[ "vertices/World", "vertices/Europe", "vertices/IE" ],
[ "vertices/World", "vertices/Asia" ],
[ "vertices/World", "vertices/Asia", "vertices/CN" ],
[ "vertices/World", "vertices/Asia", "vertices/JP" ],
[ "vertices/World", "vertices/Asia", "vertices/TW" ],
[ "vertices/World", "vertices/America" ],
[ "vertices/World", "vertices/America", "vertices/US" ],
[ "vertices/World", "vertices/America", "vertices/MX" ],
[ "vertices/World", "vertices/Australia" ],
[ "vertices/World", "vertices/Australia", "vertices/AU" ],
[ "vertices/World", "vertices/Africa" ],
[ "vertices/World", "vertices/Antarctica"],
[ "vertices/World", "vertices/Antarctica", "vertices/AN" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test minimal depth filter with depth 1
////////////////////////////////////////////////////////////////////////////////
testMinDepthFilterWithDepth1 : function () {
var config = {
datasource: datasourceWorld,
expander: expander,
filter: traversal.MinDepthFilter,
minDepth: 1
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/Europe",
"vertices/DE",
"vertices/FR",
"vertices/GB",
"vertices/IE",
"vertices/Asia",
"vertices/CN",
"vertices/JP",
"vertices/TW",
"vertices/America",
"vertices/US",
"vertices/MX",
"vertices/Australia",
"vertices/AU",
"vertices/Africa",
"vertices/Antarctica",
"vertices/AN",
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World", "vertices/Europe" ],
[ "vertices/World", "vertices/Europe", "vertices/DE" ],
[ "vertices/World", "vertices/Europe", "vertices/FR" ],
[ "vertices/World", "vertices/Europe", "vertices/GB" ],
[ "vertices/World", "vertices/Europe", "vertices/IE" ],
[ "vertices/World", "vertices/Asia" ],
[ "vertices/World", "vertices/Asia", "vertices/CN" ],
[ "vertices/World", "vertices/Asia", "vertices/JP" ],
[ "vertices/World", "vertices/Asia", "vertices/TW" ],
[ "vertices/World", "vertices/America" ],
[ "vertices/World", "vertices/America", "vertices/US" ],
[ "vertices/World", "vertices/America", "vertices/MX" ],
[ "vertices/World", "vertices/Australia" ],
[ "vertices/World", "vertices/Australia", "vertices/AU" ],
[ "vertices/World", "vertices/Africa" ],
[ "vertices/World", "vertices/Antarctica"],
[ "vertices/World", "vertices/Antarctica", "vertices/AN" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test minimal depth filter with depth 2
////////////////////////////////////////////////////////////////////////////////
testMinDepthFilterWithDepth2 : function () {
var config = {
datasource: datasourceWorld,
expander: expander,
filter: traversal.MinDepthFilter,
minDepth: 2
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/DE",
"vertices/FR",
"vertices/GB",
"vertices/IE",
"vertices/CN",
"vertices/JP",
"vertices/TW",
"vertices/US",
"vertices/MX",
"vertices/AU",
"vertices/AN",
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World", "vertices/Europe", "vertices/DE" ],
[ "vertices/World", "vertices/Europe", "vertices/FR" ],
[ "vertices/World", "vertices/Europe", "vertices/GB" ],
[ "vertices/World", "vertices/Europe", "vertices/IE" ],
[ "vertices/World", "vertices/Asia", "vertices/CN" ],
[ "vertices/World", "vertices/Asia", "vertices/JP" ],
[ "vertices/World", "vertices/Asia", "vertices/TW" ],
[ "vertices/World", "vertices/America", "vertices/US" ],
[ "vertices/World", "vertices/America", "vertices/MX" ],
[ "vertices/World", "vertices/Australia", "vertices/AU" ],
[ "vertices/World", "vertices/Antarctica", "vertices/AN" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test maximal depth filter with depth 0
////////////////////////////////////////////////////////////////////////////////
testMaxDepthFilterWithDepth0 : function () {
var config = {
datasource: datasourceWorld,
expander: expander,
filter: traversal.MaxDepthFilter,
maxDepth: 0
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/World",
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World"]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test maximal depth filter with depth 1
////////////////////////////////////////////////////////////////////////////////
testMaxDepthFilterWithDepth1 : function () {
var config = {
datasource: datasourceWorld,
expander: expander,
filter: traversal.MaxDepthFilter,
maxDepth: 1
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/World",
"vertices/Europe",
"vertices/Asia",
"vertices/America",
"vertices/Australia",
"vertices/Africa",
"vertices/Antarctica",
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World"],
[ "vertices/World", "vertices/Europe" ],
[ "vertices/World", "vertices/Asia" ],
[ "vertices/World", "vertices/America" ],
[ "vertices/World", "vertices/Australia" ],
[ "vertices/World", "vertices/Africa" ],
[ "vertices/World", "vertices/Antarctica"]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test maximal depth filter with depth 2
////////////////////////////////////////////////////////////////////////////////
testMaxDepthFilterWithDepth2 : function () {
var config = {
datasource: datasourceWorld,
expander: expander,
filter: traversal.MaxDepthFilter,
maxDepth: 2
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/World",
"vertices/Europe",
"vertices/DE",
"vertices/FR",
"vertices/GB",
"vertices/IE",
"vertices/Asia",
"vertices/CN",
"vertices/JP",
"vertices/TW",
"vertices/America",
"vertices/US",
"vertices/MX",
"vertices/Australia",
"vertices/AU",
"vertices/Africa",
"vertices/Antarctica",
"vertices/AN",
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World"],
[ "vertices/World", "vertices/Europe" ],
[ "vertices/World", "vertices/Europe", "vertices/DE" ],
[ "vertices/World", "vertices/Europe", "vertices/FR" ],
[ "vertices/World", "vertices/Europe", "vertices/GB" ],
[ "vertices/World", "vertices/Europe", "vertices/IE" ],
[ "vertices/World", "vertices/Asia" ],
[ "vertices/World", "vertices/Asia", "vertices/CN" ],
[ "vertices/World", "vertices/Asia", "vertices/JP" ],
[ "vertices/World", "vertices/Asia", "vertices/TW" ],
[ "vertices/World", "vertices/America" ],
[ "vertices/World", "vertices/America", "vertices/US" ],
[ "vertices/World", "vertices/America", "vertices/MX" ],
[ "vertices/World", "vertices/Australia" ],
[ "vertices/World", "vertices/Australia", "vertices/AU" ],
[ "vertices/World", "vertices/Africa" ],
[ "vertices/World", "vertices/Antarctica"],
[ "vertices/World", "vertices/Antarctica", "vertices/AN" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test filter by given key value pairs
////////////////////////////////////////////////////////////////////////////////
testIncludeMatchingAttributesFilter : function () {
// Can be removed as soon as all expanders user datasource
var anyExp = function (config, vertex, path) {
var result = [ ];
var edgesList = config.datasource.getAllEdges(vertex._id);
if (edgesList != undefined) {
for (i = 0; i < edgesList.length; ++i) {
result.push({ edge: edgesList[i], vertex: config.datasource.vertices[edgesList[i]._to] });
}
}
return result;
};
var config = {
uniqueness: {
vertices: traversal.Traverser.UNIQUE_GLOBAL,
edges: traversal.Traverser.UNIQUE_NONE
},
matchingAttributes: [{"name": "Alice"}, {"name": "Frank"}, {"name": "Diana", "key": "FAIL"}, {"_id": "vertices/Bob"}],
visitor: visitor,
expander: anyExp,
filter: traversal.IncludeMatchingAttributesFilter,
datasource: datasourcePeople
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/Alice"]);
var expectedVisits = [
"vertices/Alice",
"vertices/Bob",
"vertices/Frank"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
},
// -----------------------------------------------------------------------------
// --SECTION-- combineFilters
// -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @brief test combination of filters
////////////////////////////////////////////////////////////////////////////////
testCombineFilters : function () {
var excluder1 = function(config, vertex, path) {
if (vertex.name && vertex.name === config.exclude1) return "exclude";
};
var excluder2 = function(config, vertex, path) {
if (vertex.name && vertex.name === config.exclude2) return "exclude";
};
var excluder3 = function(config, vertex, path) {
if (vertex.name && vertex.name === config.exclude3) return "exclude";
};
var pruner1 = function(config, vertex, path) {
if (vertex.name && vertex.name === config.prune1) return "prune";
};
var pruner2 = function(config, vertex, path) {
if (vertex.name && vertex.name === config.prune2) return "prune";
};
var config = {
expander: expander,
filter: [
excluder1,
pruner1,
excluder2,
pruner2,
excluder3
],
exclude1: "Europe",
exclude2: "AU",
exclude3: "World",
prune1: "Asia",
prune2: "Europe",
datasource: datasourceWorld
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [
"vertices/Asia",
"vertices/America",
"vertices/US",
"vertices/MX",
"vertices/Australia",
"vertices/Africa",
"vertices/Antarctica",
"vertices/AN",
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/World", "vertices/Asia" ],
[ "vertices/World", "vertices/America" ],
[ "vertices/World", "vertices/America", "vertices/US" ],
[ "vertices/World", "vertices/America", "vertices/MX" ],
[ "vertices/World", "vertices/Australia" ],
[ "vertices/World", "vertices/Africa" ],
[ "vertices/World", "vertices/Antarctica"],
[ "vertices/World", "vertices/Antarctica", "vertices/AN" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test if exclude or prune can be overridden in combined filters
////////////////////////////////////////////////////////////////////////////////
testOverrideExcludeAndPruneOfCombinedFilters : function () {
var excludeAndPrune = function(config, vertex, path) {
if (vertex.name && vertex.name === config.excludeAndPrune) return ["prune", "exclude"];
};
var config = {
expander: expander,
filter: [
excludeAndPrune,
traversal.VisitAllFilter
],
excludeAndPrune: "World",
datasource: datasourceWorld
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/World"]);
var expectedVisits = [];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test if all edges with one label are followed
////////////////////////////////////////////////////////////////////////////////
testFollowEdgesWithLabels : function () {
var config = {
uniqueness: {
vertices: traversal.Traverser.UNIQUE_GLOBAL,
edges: traversal.Traverser.UNIQUE_NONE
},
labels: "likes",
visitor: visitor,
expander: traversal.ExpandEdgesWithLabels,
datasource: datasourcePeople
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/Alice"]);
var expectedVisits = [
"vertices/Alice",
"vertices/Bob",
"vertices/Frank",
"vertices/Charly",
"vertices/Diana",
"vertices/Eric",
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/Alice"],
[ "vertices/Alice", "vertices/Bob" ],
[ "vertices/Alice", "vertices/Bob", "vertices/Frank" ],
[ "vertices/Alice", "vertices/Bob", "vertices/Charly" ],
[ "vertices/Alice", "vertices/Diana" ],
[ "vertices/Alice", "vertices/Diana", "vertices/Eric" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test if all and only inbound edges with one label are followed
////////////////////////////////////////////////////////////////////////////////
testFollowInEdgesWithLabels : function () {
var config = {
uniqueness: {
vertices: traversal.Traverser.UNIQUE_GLOBAL,
edges: traversal.Traverser.UNIQUE_NONE
},
labels: "likes",
visitor: visitor,
expander: traversal.ExpandInEdgesWithLabels,
datasource: datasourcePeople
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/Alice"]);
var expectedVisits = [
"vertices/Alice",
"vertices/Bob",
"vertices/Frank",
"vertices/Diana"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/Alice"],
[ "vertices/Alice", "vertices/Bob" ],
[ "vertices/Alice", "vertices/Bob", "vertices/Frank" ],
[ "vertices/Alice", "vertices/Diana" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test if all and only outbound edges with one label are followed
////////////////////////////////////////////////////////////////////////////////
testFollowOutEdgesWithLabels : function () {
var config = {
uniqueness: {
vertices: traversal.Traverser.UNIQUE_GLOBAL,
edges: traversal.Traverser.UNIQUE_NONE
},
labels: "likes",
visitor: visitor,
expander: traversal.ExpandOutEdgesWithLabels,
datasource: datasourcePeople
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, config.datasource.vertices["vertices/Alice"]);
var expectedVisits = [
"vertices/Alice",
"vertices/Bob",
"vertices/Charly"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
var expectedPaths = [
[ "vertices/Alice"],
[ "vertices/Alice", "vertices/Bob" ],
[ "vertices/Alice", "vertices/Bob", "vertices/Charly" ]
];
assertEqual(expectedPaths, getVisitedPaths(result.visited.paths));
}
};
}
// -----------------------------------------------------------------------------
// --SECTION-- collection graph traversal
// -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @brief test: collection-based graph traversal
////////////////////////////////////////////////////////////////////////////////
function CollectionTraversalSuite () {
var vn = "UnitTestsVertices";
var en = "UnitTestsEdges";
var vertexCollection;
var edgeCollection;
var getResult = function () {
return {
visited: {
vertices: [ ],
paths: [ ]
}
};
};
var getIds = function (data) {
var r = [ ];
data.forEach(function (item) {
r.push(item._id);
});
return r;
};
return {
////////////////////////////////////////////////////////////////////////////////
/// @brief set up
////////////////////////////////////////////////////////////////////////////////
setUp : function () {
db._drop(vn);
db._drop(en);
vertexCollection = db._create(vn);
edgeCollection = db._createEdgeCollection(en);
[ "A", "B", "C", "D", "E", "F", "G", "H", "I" ].forEach(function (item) {
vertexCollection.save({ _key: item, name: item });
});
[ [ "A", "B" ], [ "B", "C" ], [ "C", "D" ], [ "A", "D" ], [ "D", "E" ], [ "D", "F" ], [ "B", "G" ], [ "B", "I" ], [ "G", "H" ], [ "I", "H"] ].forEach(function (item) {
var l = item[0];
var r = item[1];
edgeCollection.save(vn + "/" + l, vn + "/" + r, { _key: l + r, what : l + "->" + r });
});
},
////////////////////////////////////////////////////////////////////////////////
/// @brief tear down
////////////////////////////////////////////////////////////////////////////////
tearDown : function () {
db._drop(vn);
db._drop(en);
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test outbound expander
////////////////////////////////////////////////////////////////////////////////
testOutboundExpander : function () {
var config = {
sort: function (l, r) { return l._key < r._key ? -1 : 1 },
datasource: traversal.CollectionDatasourceFactory(edgeCollection)
};
var expander = traversal.CollectionOutboundExpander;
var connected;
connected = [ ];
expander(config, vertexCollection.document(vn + "/A")).forEach(function(item) {
connected.push(item.vertex._key);
});
assertEqual([ "B", "D" ], connected);
connected = [ ];
expander(config, vertexCollection.document(vn + "/D")).forEach(function(item) {
connected.push(item.vertex._key);
});
assertEqual([ "E", "F" ], connected);
connected = [ ];
expander(config, vertexCollection.document(vn + "/H")).forEach(function(item) {
connected.push(item.vertex._key);
});
assertEqual([ ], connected);
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test inbound expander
////////////////////////////////////////////////////////////////////////////////
testInboundExpander : function () {
var config = {
sort: function (l, r) { return l._key < r._key ? -1 : 1 },
datasource: traversal.CollectionDatasourceFactory(edgeCollection)
};
var expander = traversal.CollectionInboundExpander;
var connected;
connected = [ ];
expander(config, vertexCollection.document(vn + "/D")).forEach(function(item) {
connected.push(item.vertex._key);
});
assertEqual([ "A", "C" ], connected);
connected = [ ];
expander(config, vertexCollection.document(vn + "/H")).forEach(function(item) {
connected.push(item.vertex._key);
});
assertEqual([ "G", "I" ], connected);
connected = [ ];
expander(config, vertexCollection.document(vn + "/A")).forEach(function(item) {
connected.push(item.vertex._key);
});
assertEqual([ ], connected);
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test iteration
////////////////////////////////////////////////////////////////////////////////
testIterateFullOutbound : function () {
var config = {
datasource: traversal.CollectionDatasourceFactory(internal.db._collection(en)),
strategy: traversal.Traverser.DEPTH_FIRST,
order: traversal.Traverser.PRE_ORDER,
itemOrder: traversal.Traverser.FORWARD,
filter: traversal.VisitAllFilter,
expander: traversal.CollectionOutboundExpander,
sort: function (l, r) { return l._key < r._key ? -1 : 1 }
};
var traverser = new traversal.Traverser(config);
var result = getResult();
traverser.traverse(result, vertexCollection.document(vn + "/A"));
var expectedVisits = [
vn + "/A",
vn + "/B",
vn + "/C",
vn + "/D",
vn + "/E",
vn + "/F",
vn + "/G",
vn + "/H",
vn + "/I",
vn + "/H",
vn + "/D",
vn + "/E",
vn + "/F"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test iteration
////////////////////////////////////////////////////////////////////////////////
testIterateInbound : function () {
var config = {
datasource: traversal.CollectionDatasourceFactory(internal.db._collection(en)),
strategy: traversal.Traverser.DEPTH_FIRST,
order: traversal.Traverser.PRE_ORDER,
itemOrder: traversal.Traverser.FORWARD,
filter: traversal.VisitAllFilter,
expander: traversal.CollectionInboundExpander,
sort: function (l, r) { return l._key < r._key ? -1 : 1 }
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, vertexCollection.document(vn + "/F"));
var expectedVisits = [
vn + "/F",
vn + "/D",
vn + "/A",
vn + "/C",
vn + "/B",
vn + "/A"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test iteration
////////////////////////////////////////////////////////////////////////////////
testIterateUniqueGlobalVertices : function () {
var config = {
datasource: traversal.CollectionDatasourceFactory(internal.db._collection(en)),
strategy: traversal.Traverser.DEPTH_FIRST,
order: traversal.Traverser.PRE_ORDER,
itemOrder: traversal.Traverser.FORWARD,
uniqueness: {
vertices: traversal.Traverser.UNIQUE_GLOBAL,
edges: traversal.Traverser.UNIQUE_NONE
},
filter: traversal.VisitAllFilter,
expander: traversal.CollectionOutboundExpander,
sort: function (l, r) { return l._key < r._key ? -1 : 1 }
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, vertexCollection.document(vn + "/A"));
var expectedVisits = [
vn + "/A",
vn + "/B",
vn + "/C",
vn + "/D",
vn + "/E",
vn + "/F",
vn + "/G",
vn + "/H",
vn + "/I"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test iteration
////////////////////////////////////////////////////////////////////////////////
testIterateUniquePathVertices : function () {
var config = {
datasource: traversal.CollectionDatasourceFactory(internal.db._collection(en)),
strategy: traversal.Traverser.DEPTH_FIRST,
order: traversal.Traverser.PRE_ORDER,
itemOrder: traversal.Traverser.FORWARD,
uniqueness: {
vertices: traversal.Traverser.UNIQUE_PATH,
edges: traversal.Traverser.UNIQUE_NONE
},
filter: traversal.VisitAllFilter,
expander: traversal.CollectionOutboundExpander,
sort: function (l, r) { return l._key < r._key ? -1 : 1 }
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, vertexCollection.document(vn + "/A"));
var expectedVisits = [
vn + "/A",
vn + "/B",
vn + "/C",
vn + "/D",
vn + "/E",
vn + "/F",
vn + "/G",
vn + "/H",
vn + "/I",
vn + "/H",
vn + "/D",
vn + "/E",
vn + "/F"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test iteration
////////////////////////////////////////////////////////////////////////////////
testIterateUniqueEdges : function () {
var config = {
datasource: traversal.CollectionDatasourceFactory(internal.db._collection(en)),
strategy: traversal.Traverser.DEPTH_FIRST,
order: traversal.Traverser.PRE_ORDER,
itemOrder: traversal.Traverser.FORWARD,
uniqueness: {
vertices: traversal.Traverser.UNIQUE_NONE,
edges: traversal.Traverser.UNIQUE_GLOBAL
},
filter: traversal.VisitAllFilter,
expander: traversal.CollectionOutboundExpander,
sort: function (l, r) { return l._key < r._key ? -1 : 1 }
};
var result = getResult();
var traverser = new traversal.Traverser(config);
traverser.traverse(result, vertexCollection.document(vn + "/A"));
var expectedVisits = [
vn + "/A",
vn + "/B",
vn + "/C",
vn + "/D",
vn + "/E",
vn + "/F",
vn + "/G",
vn + "/H",
vn + "/I",
vn + "/H",
vn + "/D"
];
assertEqual(expectedVisits, getIds(result.visited.vertices));
}
};
}
// -----------------------------------------------------------------------------
// --SECTION-- main
// -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @brief executes the test suites
////////////////////////////////////////////////////////////////////////////////
jsunity.run(GraphTreeTraversalSuite);
jsunity.run(CollectionTraversalSuite);
return jsunity.done();
// Local Variables:
// mode: outline-minor
// outline-regexp: "^\\(/// @brief\\|/// @addtogroup\\|// --SECTION--\\|/// @page\\|/// @}\\)"
// End: