public void Navigate()
{
var source = new TestSource1();
var nav = new NavigableNavigator(source);
nav.MoveToRoot();
Assert.AreEqual(string.Empty, nav.Name); // because we're at root
nav.MoveToFirstChild();
Assert.AreEqual("root", nav.Name);
nav.MoveToFirstChild();
Assert.AreEqual("type1", nav.Name); // our first content
nav.MoveToFirstAttribute();
Assert.AreEqual("id", nav.Name);
Assert.AreEqual("1", nav.Value);
nav.MoveToNextAttribute();
Assert.AreEqual("prop1", nav.Name);
Assert.AreEqual("1:p1", nav.Value);
nav.MoveToNextAttribute();
Assert.AreEqual("prop2", nav.Name);
Assert.AreEqual("1:p2", nav.Value);
Assert.IsFalse(nav.MoveToNextAttribute());
nav.MoveToParent();
nav.MoveToFirstChild();
Assert.AreEqual("prop3", nav.Name);
Assert.AreEqual("1:p3", nav.Value);
Assert.IsFalse(nav.MoveToNext());
}
public void QueryWithVariables()
{
var source = new TestSource1();
var nav = new NavigableNavigator(source);
var iterator = nav.Select("//* [@prop1=$var]", new XPathVariable("var", "1:p1"));
Assert.AreEqual(1, iterator.Count);
iterator.MoveNext();
Assert.AreEqual("type1", iterator.Current.Name);
}
public void OuterXml()
{
var source = new TestSource1();
var nav = new NavigableNavigator(source);
const string xml = @"<root id=""-1"" prop1="""" prop2="""">
<type1 id=""1"" prop1=""1:p1"" prop2=""1:p2"">
<prop3>1:p3</prop3>
</type1>
</root>";
Assert.AreEqual(xml.Lf(), nav.OuterXml.Lf());
}
public void Query()
{
var source = new TestSource1();
var nav = new NavigableNavigator(source);
var iterator = nav.Select("//type1");
Assert.AreEqual(1, iterator.Count);
iterator.MoveNext();
Assert.AreEqual("type1", iterator.Current.Name);
iterator = nav.Select("//* [@prop1='1:p1']");
Assert.AreEqual(1, iterator.Count);
iterator.MoveNext();
Assert.AreEqual("type1", iterator.Current.Name);
}
public void XmlNodeList()
{
var source = new TestSource1();
var nav = new NavigableNavigator(source);
var iterator = nav.Select("/*");
// but, that requires that the underlying navigator implements IHasXmlNode
// so it is possible to obtain nodes from the navigator - not possible yet
var nodes = XmlNodeListFactory.CreateNodeList(iterator);
Assert.AreEqual(nodes.Count, 1);
var node = nodes[0];
Assert.AreEqual(3, node.Attributes.Count);
Assert.AreEqual("1", node.Attributes["id"].Value);
Assert.AreEqual("1:p1", node.Attributes["prop1"].Value);
Assert.AreEqual("1:p2", node.Attributes["prop2"].Value);
Assert.AreEqual(1, node.ChildNodes.Count);
Assert.AreEqual("prop3", node.FirstChild.Name);
Assert.AreEqual("1:p3", node.FirstChild.Value);
}