private async Task RunToRdfTest(CsvwTestDescription test, bool expectWarnings)
{
var expect = new Graph();
expect.LoadFromUri(new Uri(_baseUri, test.Result.Uri));
var actual = new Graph();
var insertHandler = new GraphHandler(actual);
var errorMessages = new List <string>();
// Set up converter
var converter = new Converter(
insertHandler,
new DefaultResolver(),
test.Options.Minimal ? ConverterMode.Minimal : ConverterMode.Standard,
errorMessage => errorMessages.Add(errorMessage),
suppressStringDatatype: true);
if (test.Options.Metadata != null)
{
var localMetadata = File.ReadAllText(test.Options.Metadata.LocalPath);
await converter.ConvertWithLocalMetadata(new Uri(_baseUri, test.Action.Uri), new HttpClient(), localMetadata);
}
else
{
await converter.ConvertAsync(new Uri(_baseUri, test.Action.Uri), new HttpClient());
}
//var tableGroup = new TableGroup();
//var table = new Table(tableGroup) {Url = new Uri(_baseUri, test.Action.Uri)};
//await converter.ConvertAsync(tableGroup, new DefaultResolver());
converter.Errors.Should().BeEmpty("expected no errors during conversion");
var differ = new GraphDiff();
NormalizeLiterals(expect);
NormalizeLiterals(actual);
var graphDiff = differ.Difference(expect, actual);
// Assert graphs are equal
//actual.Triples.Count.Should().Be(expect.Triples.Count,
// "Count of triples in output graph should match the count of triples in the expected result graph");
//Assert.Equal(expect.Triples.Count, actual.Triples.Count);
Assert.True(graphDiff.AreEqual, "Expected graphs to be the same.\n" + ReportGraphDiff(graphDiff));
}
public async void TestValidConversions(string tableMetadataPath, string csvFilePath,
string expectedOutputGraphPath)
{
var metadataParser =
new JsonMetadataParser(new DefaultResolver(), new Uri("http://example.org/metadata.json"));
tableMetadataPath = Path.Combine("data", tableMetadataPath);
csvFilePath = Path.Combine("data", csvFilePath);
expectedOutputGraphPath = Path.Combine("data", expectedOutputGraphPath);
TableGroup tableGroup;
using (var metadataReader = File.OpenText(tableMetadataPath))
{
tableGroup = metadataParser.Parse(metadataReader);
}
tableGroup.Should().NotBeNull();
tableGroup.Tables.Should().HaveCount(1);
var tableMeta = tableGroup.Tables[0];
tableMeta.Should().NotBeNull(because: "The metadata file should parse as table metadata");
var outputGraph = new Graph();
var graphHandler = new GraphHandler(outputGraph);
var resolverMock = new Mock <ITableResolver>();
resolverMock.Setup(x => x.ResolveAsync(It.IsAny <Uri>())).Returns(Task.FromResult(File.OpenRead(csvFilePath) as Stream));
var converter = new Converter(graphHandler, resolverMock.Object, ConverterMode.Minimal);
await converter.ConvertAsync(tableMeta.Parent as TableGroup);
converter.Errors.Count.Should().Be(0, "Expected 0 errors. Got {0}. Error listing is:\n{1}", converter.Errors.Count, string.Join("\n", converter.Errors));
var turtleParser = new TurtleParser(TurtleSyntax.W3C);
var expectGraph = new Graph();
turtleParser.Load(expectGraph, expectedOutputGraphPath);
var diff = new GraphDiff();
var diffReport = diff.Difference(expectGraph, outputGraph);
diffReport.AreEqual.Should().BeTrue("Graphs differ");
}
/// <summary>
/// Starts animation from oldGraph to newGraph.
/// </summary>
/// <param name="oldGraph"></param>
/// <param name="newGraph"></param>
/// <param name="diff"></param>
public void StartAnimation(PositionedGraph oldGraph, PositionedGraph newGraph, GraphDiff diff)
{
// account for that the visual controls could have been reused (we are not reusing controls now - NodeControlCache does nothing)
this.canvas.Width = newGraph.BoundingRect.Width;
this.canvas.Height = newGraph.BoundingRect.Height;
if (oldGraph == null)
{
Draw(newGraph);
return;
}
var durationMove = new Duration(TimeSpan.FromSeconds(animationDurationSeconds));
var durationFade = durationMove;
DoubleAnimation fadeOutAnim = new DoubleAnimation(1.0, 0.0, durationFade);
DoubleAnimation fadeInAnim = new DoubleAnimation(0.0, 1.0, durationFade);
foreach (UIElement drawing in canvas.Children)
{
var arrow = drawing as Path;
if (arrow != null)
{
arrow.BeginAnimation(UIElement.OpacityProperty, fadeOutAnim);
}
}
foreach (PositionedEdge edge in newGraph.Edges)
{
AddEdgeToCanvas(edge).BeginAnimation(UIElement.OpacityProperty, fadeInAnim);
}
foreach (PositionedNode removedNode in diff.RemovedNodes)
{
removedNode.NodeVisualControl.BeginAnimation(UIElement.OpacityProperty, fadeOutAnim);
}
foreach (PositionedNode addedNode in diff.AddedNodes)
{
AddNodeToCanvas(addedNode).BeginAnimation(UIElement.OpacityProperty, fadeInAnim);
}
bool first = true;
foreach (PositionedNode node in diff.ChangedNodes)
{
var newNode = diff.GetMatchingNewNode(node);
PointAnimation anim = new PointAnimation();
if (first)
{
anim.Completed += (o, e) => {
Draw(newGraph);
if (oldGraph != null)
{
foreach (var oldNode in oldGraph.Nodes)
{
oldNode.ReleaseNodeVisualControl();
}
}
};
first = false;
}
anim.From = node.LeftTop;
anim.To = newNode.LeftTop;
anim.DecelerationRatio = 0.3;
anim.AccelerationRatio = 0.3;
anim.Duration = durationMove;
node.NodeVisualControl.BeginAnimation(CanvasLocationAdapter.LocationProperty, anim);
}
}
/// <summary>
/// Computes the Difference between this Graph the given Graph
/// </summary>
/// <param name="g">Graph</param>
/// <returns></returns>
/// <remarks>
/// <para>
/// Produces a report which shows the changes that must be made to this Graph to produce the given Graph
/// </para>
/// </remarks>
public GraphDiffReport Difference(IGraph g)
{
GraphDiff differ = new GraphDiff();
return differ.Difference(this, g);
}
/// <summary>
/// Starts animation from oldGraph to newGraph.
/// </summary>
/// <param name="oldGraph"></param>
/// <param name="newGraph"></param>
/// <param name="diff"></param>
public void StartAnimation(PositionedGraph oldGraph, PositionedGraph newGraph, GraphDiff diff)
{
if (oldGraph != null)
{
foreach (var oldNode in oldGraph.Nodes)
{
foreach (var newNode in newGraph.Nodes)
{
if (oldNode.NodeVisualControl == newNode.NodeVisualControl)
{
ClearCanvas();
}
}
}
}
this.canvas.Width = newGraph.BoundingRect.Width;
this.canvas.Height = newGraph.BoundingRect.Height;
if (oldGraph == null)
{
Draw(newGraph);
return;
}
double seconds = 0.5;
var durationMove = new Duration(TimeSpan.FromSeconds(seconds));
var durationFade = durationMove;
DoubleAnimation fadeOutAnim = new DoubleAnimation(1.0, 0.0, durationFade);
DoubleAnimation fadeInAnim = new DoubleAnimation(0.0, 1.0, durationFade);
foreach (UIElement drawing in canvas.Children)
{
var arrow = drawing as Path;
if (arrow != null)
{
arrow.BeginAnimation(UIElement.OpacityProperty, fadeOutAnim);
}
}
foreach (PositionedEdge edge in newGraph.Edges)
{
addEdgeToCanvas(edge).BeginAnimation(UIElement.OpacityProperty, fadeInAnim);
}
foreach (PositionedGraphNode removedNode in diff.RemovedNodes)
{
removedNode.NodeVisualControl.BeginAnimation(UIElement.OpacityProperty, fadeOutAnim);
}
foreach (PositionedGraphNode addedNode in diff.AddedNodes)
{
addNodeToCanvas(addedNode).BeginAnimation(UIElement.OpacityProperty, fadeInAnim);
}
bool first = true;
foreach (PositionedGraphNode node in diff.ChangedNodes)
{
var newNode = diff.GetMatchingNewNode(node);
PointAnimation anim = new PointAnimation();
if (first)
{
anim.Completed += new EventHandler((o, e) => { Draw(newGraph); });
first = false;
}
anim.From = node.LeftTop;
anim.To = newNode.LeftTop;
anim.DecelerationRatio = 0.3;
anim.AccelerationRatio = 0.3;
anim.Duration = durationMove;
node.NodeVisualControl.BeginAnimation(CanvasLocationAdapter.LocationProperty, anim);
}
}