public void ShouldThrowIfNodeIsNotInInitialList()
{
Assert.Throws <KeyNotFoundException>(() => {
ChildNodeXPathContextProvider p = new ChildNodeXPathContextProvider(ctx, elements);
p.Map(doc.CreateElement("foo"));
});
}
public void ShouldReturnACopyOfOriginalXPathContext()
{
ChildNodeXPathContextProvider p = new ChildNodeXPathContextProvider(ctx, elements);
XPathContext provided = p.Map(elements[0]);
Assert.AreNotSame(ctx, provided);
}
public void ShouldFindCorrectChildIndex()
{
ChildNodeXPathContextProvider p = new ChildNodeXPathContextProvider(ctx, elements);
XPathContext provided = p.Map(elements[1]);
Assert.AreEqual("/foo[2]", provided.XPath);
}
private XPathContext GetXPathForNonAttribute(XmlNode n)
{
XmlNode parent = n.ParentNode;
if (parent == null || parent is XmlDocument)
{
return(new XPathContext(prefix2uri, n));
}
XPathContext parentContext = GetXPathForNonAttribute(parent);
IEnumerable <XmlNode> children = parent.ChildNodes.Cast <XmlNode>();
parentContext.SetChildren(children.Select <XmlNode, XPathContext.INodeInfo>(ElementSelectors.TO_NODE_INFO));
ChildNodeXPathContextProvider cn = new ChildNodeXPathContextProvider(parentContext,
children);
return(cn.Map(n));
}