public async Task WriteXmlTest()
{
var root = new XmlChaserNode {
Caption = "Root Node", Probability = 1
};
root.Add(new XmlChaserNode {
Caption = "Hello", Probability = 0.5
});
root.Add(new XmlChaserNode {
Caption = "World", Probability = 0.45
});
var builder = new StringBuilder();
var settings = new XmlWriterSettings {
Indent = true
};
var writer = XmlWriter.Create(builder, settings);
root.WriteXml(writer);
writer.Flush();
var xml = builder.ToString();
Debug.WriteLine(xml);
var readerSettings = new XmlReaderSettings {
};
var stream = new StringReader(xml);
var reader = XmlReader.Create(stream, readerSettings);
var copyRoot = XmlChaserNode.ReadXml(reader);
await CheckSameAsync(root, copyRoot);
}
static IEnumerable <XmlChaserNode> CreateChildren(int cursor, int position, int depth, params string[][] phrases)
{
Debug.Assert(phrases.Length == 1);
foreach (var phrase in phrases)
{
foreach (var word in phrase)
{
var node = new XmlChaserNode
{
Caption = word,
Probability = cursor < phrase.Length ? (word == phrase[cursor] ? 0.75 : 0.25 / phrase.Length) : 1.0 / phrase.Length
};
if (position < depth)
{
foreach (var child in CreateChildren(Array.IndexOf(phrase, node.Caption) + 1, position + 1, depth, phrases))
{
node.Add(child);
}
}
yield return(node);
}
}
}
public static async Task <Api.IChaserQuery <Range1D> > CreateAsync(XmlReader reader, double minProbThreshold = 0.0)
{
var xmlRoot = await XmlChaserNode.ReadXmlAsync(reader);
var sortedRoot = new AlphabeticChaserNode(xmlRoot, minProbThreshold);
// ALAN TODO refactor, separate the two concepts here: (1) packing to initial coordinates from probabilities,
// (2) movement of coordinates...
var engine = new QueryEngine();
var root = new ChaserQueryNode <Range1D>(null, sortedRoot, Renormalize, new Range1D(0.0, 1.0));
engine.SetRoot(root);
return(engine);
}
static XmlChaserNode CreateTree(int depth, params string[][] phrases)
{
var root = new XmlChaserNode
{
Caption = "Root",
Probability = 1
};
foreach (var node in CreateChildren(0, 0, depth, phrases))
{
root.Add(node);
}
return(root);
}
