public void RootedNavigator()
{
var source = new TestSource5();
var nav = new NavigableNavigator(source, source.Get(1));
// go to (/root) /1
Assert.IsTrue(nav.MoveToFirstChild());
Assert.AreEqual(NavigableNavigator.StatePosition.Element, nav.InternalState.Position);
Assert.AreEqual(1, (nav.UnderlyingObject as TestContent).Id);
// go to (/root) /1/prop1
Assert.IsTrue(nav.MoveToFirstChild());
// go to (/root) /1/prop2
Assert.IsTrue(nav.MoveToNext());
// go to (/root) /1/3
Assert.IsTrue(nav.MoveToNext());
Assert.AreEqual(NavigableNavigator.StatePosition.Element, nav.InternalState.Position);
Assert.AreEqual(3, (nav.UnderlyingObject as TestContent).Id);
// go to (/root) /1
Assert.IsTrue(nav.MoveToParent());
Assert.AreEqual(NavigableNavigator.StatePosition.Element, nav.InternalState.Position);
Assert.AreEqual(1, (nav.UnderlyingObject as TestContent).Id);
// go to (/root) ie root
Assert.IsTrue(nav.MoveToParent());
Assert.AreEqual(NavigableNavigator.StatePosition.Root, nav.InternalState.Position);
Assert.IsFalse(nav.MoveToParent());
// can't go there
Assert.IsFalse(nav.MoveToId("2"));
}
public void CloneIsSafe()
{
var source = new TestSource5();
var nav = new NavigableNavigator(source);
TestContent content;
Assert.AreEqual(NavigableNavigator.StatePosition.Root, nav.InternalState.Position);
Assert.IsTrue(nav.MoveToFirstChild());
Assert.AreEqual(NavigableNavigator.StatePosition.Element, nav.InternalState.Position);
Assert.AreEqual("root", nav.Name); // at -1
Assert.IsTrue(nav.MoveToFirstChild());
Assert.AreEqual(NavigableNavigator.StatePosition.Element, nav.InternalState.Position);
Assert.AreEqual(1, (nav.UnderlyingObject as TestContent).Id);
Assert.IsTrue(nav.MoveToFirstChild());
Assert.AreEqual(NavigableNavigator.StatePosition.PropertyElement, nav.InternalState.Position);
Assert.AreEqual("prop1", nav.Name);
Assert.IsTrue(nav.MoveToNext());
Assert.AreEqual(NavigableNavigator.StatePosition.PropertyElement, nav.InternalState.Position);
Assert.AreEqual("prop2", nav.Name);
Assert.IsTrue(nav.MoveToNext());
Assert.AreEqual(NavigableNavigator.StatePosition.Element, nav.InternalState.Position);
Assert.AreEqual(3, (nav.UnderlyingObject as TestContent).Id);
// at that point nav is at /root/1/3
var clone = nav.Clone() as NavigableNavigator;
// move nav to /root/1/5 and ensure that clone stays at /root/1/3
Assert.IsTrue(nav.MoveToNext());
Assert.AreEqual(NavigableNavigator.StatePosition.Element, nav.InternalState.Position);
Assert.AreEqual(5, (nav.UnderlyingObject as TestContent).Id);
Assert.AreEqual(NavigableNavigator.StatePosition.Element, clone.InternalState.Position);
Assert.AreEqual(3, (clone.UnderlyingObject as TestContent).Id);
// move nav to /root/2
Assert.IsTrue(nav.MoveToParent());
Assert.AreEqual(NavigableNavigator.StatePosition.Element, nav.InternalState.Position);
Assert.AreEqual(1, (nav.UnderlyingObject as TestContent).Id);
Assert.IsTrue(nav.MoveToNext());
Assert.AreEqual(NavigableNavigator.StatePosition.Element, nav.InternalState.Position);
Assert.AreEqual(2, (nav.UnderlyingObject as TestContent).Id);
Assert.IsTrue(nav.MoveToFirstChild());
Assert.AreEqual(NavigableNavigator.StatePosition.PropertyElement, nav.InternalState.Position);
Assert.AreEqual("prop1", nav.Name);
Assert.AreEqual("p21", nav.Value);
// move clone to .. /root/1
Assert.IsTrue(clone.MoveToParent());
// clone has not been corrupted by nav
Assert.AreEqual(NavigableNavigator.StatePosition.Element, clone.InternalState.Position);
Assert.AreEqual(1, (clone.UnderlyingObject as TestContent).Id);
}
public void NavigateMixed()
{
var source = new TestSource2();
var nav = new NavigableNavigator(source);
nav.MoveToRoot();
nav.MoveToFirstChild();
Assert.AreEqual("root", nav.Name);
nav.MoveToFirstChild();
Assert.AreEqual("type1", nav.Name); // our content
nav.MoveToFirstChild();
Assert.AreEqual("prop1", nav.Name); // our property
Assert.AreEqual(XPathNodeType.Element, nav.NodeType);
nav.MoveToFirstChild();
// "<data><item1>poo</item1><item2 xx=\"33\" /><item2 xx=\"34\" /></data>"
Assert.AreEqual(XPathNodeType.Element, nav.NodeType);
Assert.AreEqual("data", nav.Name);
nav.MoveToFirstChild();
Assert.AreEqual(XPathNodeType.Element, nav.NodeType);
Assert.AreEqual("item1", nav.Name);
nav.MoveToNext();
Assert.AreEqual(XPathNodeType.Element, nav.NodeType);
Assert.AreEqual("item2", nav.Name);
nav.MoveToParent();
Assert.AreEqual(XPathNodeType.Element, nav.NodeType);
Assert.AreEqual("data", nav.Name);
nav.MoveToParent();
Assert.AreEqual(XPathNodeType.Element, nav.NodeType);
Assert.AreEqual("prop1", nav.Name);
}
public void MixedWithNoValue()
{
var source = new TestSource4();
var nav = new NavigableNavigator(source);
var doc = XmlHelper.CreateXPathDocument(@"<root id=""-1"">
<type1 id=""1""><prop1><data value=""value""/></prop1><prop2>dang</prop2></type1>
<type1 id=""2""><prop1 /><prop2></prop2></type1>
<type1 id=""3""><prop1 /><prop2 /></type1>
</root>");
var docNav = doc.CreateNavigator();
docNav.MoveToRoot();
Assert.IsTrue(docNav.MoveToFirstChild());
Assert.AreEqual("root", docNav.Name);
Assert.IsTrue(docNav.MoveToFirstChild());
Assert.AreEqual("type1", docNav.Name);
Assert.IsTrue(docNav.MoveToNext());
Assert.AreEqual("type1", docNav.Name);
Assert.IsTrue(docNav.MoveToNext());
Assert.AreEqual("type1", docNav.Name);
Assert.IsFalse(docNav.MoveToNext());
docNav.MoveToRoot();
var docOuter = docNav.OuterXml;
nav.MoveToRoot();
Assert.IsTrue(nav.MoveToFirstChild());
Assert.AreEqual("root", nav.Name);
Assert.IsTrue(nav.MoveToFirstChild());
Assert.AreEqual("type1", nav.Name);
Assert.IsTrue(nav.MoveToNext());
Assert.AreEqual("type1", nav.Name);
Assert.IsTrue(nav.MoveToNext());
Assert.AreEqual("type1", nav.Name);
Assert.IsFalse(nav.MoveToNext());
nav.MoveToRoot();
var outer = nav.OuterXml;
Assert.AreEqual(docOuter, outer);
}
public void Navigate()
{
var source = new TestSource1();
var nav = new NavigableNavigator(source);
nav.MoveToRoot();
Assert.AreEqual("", 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());
}