public static object RoundTripAndExamineXAML(object obj, string[] xPathExpressions, XmlNamespaceManager namespaceManager)
{
if (obj == null)
{
throw new ArgumentNullException("obj");
}
if (xPathExpressions == null)
{
throw new ArgumentNullException("xPathExpressions");
}
MemoryStream xamlStream;
object roundTrippedObject = XamlTestDriver.RoundTrip(obj, out xamlStream);
using (xamlStream)
{
XPathDocument doc = new XPathDocument(xamlStream);
XPathNavigator navigator = doc.CreateNavigator();
foreach (string xPathExpression in xPathExpressions)
{
XPathNodeIterator iterator = null;
if (namespaceManager != null)
{
iterator = navigator.Select(xPathExpression, namespaceManager);
}
else
{
iterator = navigator.Select(xPathExpression);
}
if (iterator == null)
{
//Log.TraceInternal("XAML file generated during serializing: ");
XamlTestDriver.TraceXamlFile(xamlStream);
throw new Exception(string.Format("The xpath '{0}' does not map to any node in the above xaml document.", xPathExpression));
}
}
return(roundTrippedObject);
}
}
public static object RoundTripAndCompareObjects(object obj, params string[] propertyNamesToBeIgnored)
{
if (obj == null)
{
throw new ArgumentNullException("obj");
}
MemoryStream xamlStream = null;
object roundTrippedObject = XamlTestDriver.RoundTrip(obj, out xamlStream);
using (xamlStream)
{
Dictionary <string, PropertyToIgnore> ignore = new Dictionary <string, PropertyToIgnore>();
foreach (string propertyName in propertyNamesToBeIgnored)
{
ignore.Add(propertyName, new PropertyToIgnore()
{
WhatToIgnore = IgnoreProperty.IgnoreValueOnly
});
}
TreeComparerResult result;
if (ignore.Count == 0)
{
result = TreeComparer.CompareLogical(obj, roundTrippedObject);
}
else
{
result = TreeComparer.CompareLogical(obj, roundTrippedObject, ignore);
}
if (result.Result == CompareResult.Different)
{
string source = new ObjectDumper().DumpToString(null, obj);
string target = new ObjectDumper().DumpToString(null, roundTrippedObject);
XamlTestDriver.TraceXamlFile(xamlStream);
throw new Exception("Two objects are different.");
}
return(roundTrippedObject);
}
}
static void TraceXamlFile(MemoryStream xamlStream)
{
XamlTestDriver.TraceXamlFile(XamlTestDriver.GetStringFromMemoryStream(xamlStream));
xamlStream.Position = 0;
}
