public void Close(string itemId, string comment)
{
using (var collection = new TfsTeamProjectCollection(locator.Location))
{
var workItemId = int.Parse(itemId);
var workItemStore = new WorkItemStore(collection, WorkItemStoreFlags.BypassRules);
var workItem = workItemStore.GetWorkItem(workItemId);
var workItemDefinition = workItem.Store.Projects[workItem.Project.Name].WorkItemTypes[workItem.Type.Name];
if (workItemDefinition == null)
{
throw new ArgumentException("Could not obtain work item definition to close work item");
}
var definitionDocument = workItemDefinition.Export(false).InnerXml;
var xDocument = XDocument.Parse(definitionDocument);
var graphBuilder = new StateGraphBuilder();
var stateGraph = graphBuilder.BuildStateGraph(xDocument);
var currentStateNode = stateGraph.FindRelative(workItem.State);
var graphWalker = new GraphWalker<string>(currentStateNode);
var shortestWalk = graphWalker.WalkToNode("Closed");
foreach (var step in shortestWalk.Path)
{
workItem.State = step.Value;
workItem.Save();
}
workItem.Fields[CoreField.Description].Value = comment + "<br /><br/>" + workItem.Fields[CoreField.Description].Value;
workItem.Save();
}
}
public void One_Node_In_Graph_Returns_Valid_Path_Of_Length_One()
{
var graph = new GraphNode<int> { Value = 1 };
var walker = new GraphWalker<int>(graph);
var walkingPath = walker.WalkToNode(1);
Assert.AreEqual(true, walkingPath.IsValid);
Assert.AreEqual(1, walkingPath.Path.Count, "Path length should be one (node) for single node graph");
}
public void Transition_Document_Graph_Is_Walkable()
{
var document = XDocument.Load(TransitionDocument);
var builder = new WorkItemStateGraphBuilder();
var graph = builder.BuildStateGraph(document);
var walker = new GraphWalker<string>(graph);
var walkingPath = walker.TraverseTo("Closed");
Assert.IsNotNull(walkingPath);
}
public void Search_Result_Is_Walkable()
{
var document = XDocument.Load(TransitionDocument);
var builder = new WorkItemStateGraphBuilder();
var graph = builder.BuildStateGraph(document);
var node = graph.Find("Failed Testing");
var walker = new GraphWalker<string>(node);
var walk = walker.TraverseTo("Closed");
Assert.IsNotNull(walk);
}
public void Three_Nodes_In_Tree_Graph_Returns_Valid_Path_With_Length_Of_Two()
{
var graphRoot = new GraphNode<int> { Value = 1 };
var secondNode = new GraphNode<int> { Value = 2 };
var thirdNode = new GraphNode<int> { Value = 3 };
graphRoot.AddRelative(secondNode);
graphRoot.AddRelative(thirdNode);
var walker = new GraphWalker<int>(graphRoot);
var walkingPath = walker.WalkToNode(3);
Assert.AreEqual(true, walkingPath.IsValid);
Assert.AreEqual(2, walkingPath.Path.Count, "Path length should be two (nodes) for three node tree graph");
}
public void Three_Nodes_In_Linear_Graph_Returns_Valid_Path_With_Length_Of_Three()
{
var graphRoot = new GraphNode<int> {Value = 1};
var secondNode = new GraphNode<int> {Value = 2};
var thirdNode = new GraphNode<int> {Value = 3};
secondNode.Add(thirdNode);
graphRoot.Add(secondNode);
var walker = new GraphWalker<int>(graphRoot);
var path = walker.TraverseTo(3);
Assert.AreEqual(true, path.IsValid);
Assert.AreEqual(3, path.Count(), "Path length should be three (nodes) for three node linear graph");
}
public void Five_Nodes_In_A_Graph_Returns_Valid_Path_With_Length_Of_Three()
{
var graphRoot = new GraphNode<int> { Value = 1 };
var secondNode = new GraphNode<int> { Value = 2 };
var thirdNode = new GraphNode<int> { Value = 3 };
var fourthNode = new GraphNode<int> { Value = 4 };
var fifthNode = new GraphNode<int> { Value = 5 };
//first level
graphRoot.AddRelative(secondNode);
graphRoot.AddRelative(thirdNode);
//second level
thirdNode.AddRelative(fourthNode);
secondNode.AddRelative(fifthNode);
fourthNode.AddRelative(graphRoot);
var walker = new GraphWalker<int>(graphRoot);
var walkingPath = walker.WalkToNode(5);
Assert.AreEqual(true, walkingPath.IsValid);
Assert.AreEqual(3, walkingPath.Path.Count, "Path length should be three (nodes) for six node graph");
}
public void Two_Paths_To_Target_Returns_Shortest_Valid_Path()
{
var graphRoot = new GraphNode<int> { Value = 1 };
var secondNode = new GraphNode<int> { Value = 2 };
var thirdNode = new GraphNode<int> { Value = 3 };
var fourthNode = new GraphNode<int> { Value = 4 };
var fifthNode = new GraphNode<int> { Value = 5 };
graphRoot.AddRelative(secondNode);
graphRoot.AddRelative(thirdNode);
secondNode.AddRelative(fourthNode);
thirdNode.AddRelative(fifthNode);
fourthNode.AddRelative(fifthNode);
var walker = new GraphWalker<int>(graphRoot);
var walkingPath = walker.WalkToNode(5);
Assert.AreEqual(true, walkingPath.IsValid);
Assert.AreEqual(3, walkingPath.Path.Count, "Path length should be three (nodes) for five node graph");
}
public void Value_Not_In_Graph_Throws_Arg_Out_Of_Range()
{
var graphRoot = new GraphNode<int> { Value = 1 };
var secondNode = new GraphNode<int> { Value = 2 };
var thirdNode = new GraphNode<int> { Value = 3 };
graphRoot.AddRelative(secondNode);
graphRoot.AddRelative(thirdNode);
var walker = new GraphWalker<int>(graphRoot);
var exceptional = false;
try
{
walker.WalkToNode(5);
}
catch (ArgumentOutOfRangeException ex)
{
exceptional = true;
Assert.AreEqual(5, ex.ActualValue);
Assert.AreEqual("value", ex.ParamName);
}
Assert.IsTrue(exceptional, "Expected to catch an argument out of range exception");
}
