mcs/class/System.XML/Test/XmlNodeTests.cs

   1 //
   2 // System.Xml.XmlNodeTests
   3 //
   4 // Author:
   5 //   Kral Ferch <kral_ferch@hotmail.com>
   6 //
   7 // (C) 2002 Kral Ferch
   8 //
   9
  10 using System;
  11 using System.IO;
  12 using System.Text;
  13 using System.Xml;
  14
  15 using NUnit.Framework;
  16
  17 namespace MonoTests.System.Xml
  18 {
  19         public class XmlNodeTests : TestCase
  20         {
  21                 public XmlNodeTests () : base ("MonoTests.System.Xml.XmlNodeTests testsuite") {}
  22                 public XmlNodeTests (string name) : base (name) {}
  23
  24                 XmlDocument document;
  25                 XmlElement element;
  26                 XmlElement element2;
  27                 bool inserted;
  28                 bool inserting;
  29                 bool removed;
  30                 bool removing;
  31
  32                 protected override void SetUp ()
  33                 {
  34                         document = new XmlDocument ();
  35                         document.NodeInserted += new XmlNodeChangedEventHandler (this.EventNodeInserted);
  36                         document.NodeInserting += new XmlNodeChangedEventHandler (this.EventNodeInserting);
  37                         document.NodeRemoved += new XmlNodeChangedEventHandler (this.EventNodeRemoved);
  38                         document.NodeRemoving += new XmlNodeChangedEventHandler (this.EventNodeRemoving);
  39                         element = document.CreateElement ("foo");
  40                         element2 = document.CreateElement ("bar");
  41                 }
  42
  43                 private void EventNodeInserted(Object sender, XmlNodeChangedEventArgs e)
  44                 {
  45                         inserted = true;
  46                 }
  47
  48                 private void EventNodeInserting (Object sender, XmlNodeChangedEventArgs e)
  49                 {
  50                         inserting = true;
  51                 }
  52
  53                 private void EventNodeRemoved(Object sender, XmlNodeChangedEventArgs e)
  54                 {
  55                         removed = true;
  56                 }
  57
  58                 private void EventNodeRemoving (Object sender, XmlNodeChangedEventArgs e)
  59                 {
  60                         removing = true;
  61                 }
  62
  63                 public void TestAppendChild ()
  64                 {
  65                         XmlComment comment;
  66
  67                         inserted = false;
  68                         inserting = false;
  69                         element.AppendChild (element2);
  70                         Assert (inserted);
  71                         Assert (inserting);
  72
  73                         // Can only append to elements, documents, and attributes
  74                         try
  75                         {
  76                                 comment = document.CreateComment ("baz");
  77                                 comment.AppendChild (element2);
  78                                 Fail ("Expected an InvalidOperationException to be thrown.");
  79                         }
  80                         catch (InvalidOperationException) {}
  81
  82                         // Can't append a node from one document into another document.
  83                         XmlDocument document2 = new XmlDocument();
  84                         AssertEquals (1, element.ChildNodes.Count);
  85                         try
  86                         {
  87                                 element2 = document2.CreateElement ("qux");
  88                                 element.AppendChild (element2);
  89                                 Fail ("Expected an ArgumentException to be thrown.");
  90                         }
  91                         catch (ArgumentException) {}
  92                         AssertEquals (1, element.ChildNodes.Count);
  93
  94                         // Can't append to a readonly node.
  95 /* TODO put this in when I figure out how to create a read-only node.
  96                         try
  97                         {
  98                                 XmlElement element3 = (XmlElement)element.CloneNode (false);
  99                                 Assert (!element.IsReadOnly);
 100                                 Assert (element3.IsReadOnly);
 101                                 element2 = document.CreateElement ("quux");
 102                                 element3.AppendChild (element2);
 103                                 Fail ("Expected an ArgumentException to be thrown.");
 104                         }
 105                         catch (ArgumentException) {}
 106 */
 107                 }
 108
 109                 public void TestInsertBefore()
 110                 {
 111                         document = new XmlDocument();
 112                         document.LoadXml("<root><sub /></root>");
 113                         XmlElement docelem = document.DocumentElement;
 114                         docelem.InsertBefore(document.CreateElement("good_child"), docelem.FirstChild);
 115                         AssertEquals("InsertBefore.Normal", "good_child", docelem.FirstChild.Name);
 116                         try {
 117                                 document.InsertBefore(document.CreateElement("BAD_MAN"), docelem);
 118                                 Fail("#InsertBefore.BadPositionButNoError.1");
 119                         }
 120                         catch(XmlException) {}
 121                 }
 122
 123                 public void TestInsertAfter()
 124                 {
 125                         document = new XmlDocument();
 126                         document.LoadXml("<root><sub1 /><sub2 /></root>");
 127                         XmlElement docelem = document.DocumentElement;
 128                         XmlElement newelem = document.CreateElement("good_child");
 129                         docelem.InsertAfter(newelem, docelem.FirstChild);
 130                         AssertEquals("InsertAfter.Normal", 3, docelem.ChildNodes.Count);
 131                         AssertEquals("InsertAfter.First", "sub1", docelem.FirstChild.Name);
 132                         AssertEquals("InsertAfter.Last", "sub2", docelem.LastChild.Name);
 133                         AssertEquals("InsertAfter.Prev", "good_child", docelem.FirstChild.NextSibling.Name);
 134                         AssertEquals("InsertAfter.Next", "good_child", docelem.LastChild.PreviousSibling.Name);
 135                         // this doesn't throw an exception
 136                         document.InsertAfter(document.CreateElement("BAD_MAN"), docelem);
 137                         AssertEquals("InsertAfter with bad location",
 138                                 "<root><sub1 /><good_child /><sub2 /></root><BAD_MAN />",
 139                                 document.InnerXml);
 140 }
 141
 142                 public void TestPrependChild()
 143                 {
 144                         document = new XmlDocument();
 145                         document.LoadXml("<root><sub1 /><sub2 /></root>");
 146                         XmlElement docelem = document.DocumentElement;
 147                         docelem.PrependChild(document.CreateElement("prepender"));
 148                         AssertEquals("PrependChild", "prepender", docelem.FirstChild.Name);
 149                 }
 150
 151                 public void saveTestRemoveAll ()
 152                 {
 153                         // TODO:  put this test back in when AttributeCollection.RemoveAll() is implemented.
 154                         element.AppendChild(element2);
 155                         removed = false;
 156                         removing = false;
 157                         element.RemoveAll ();
 158                         Assert (removed);
 159                         Assert (removing);
 160                 }
 161
 162                 public void TestRemoveChild ()
 163                 {
 164                         element.AppendChild(element2);
 165                         removed = false;
 166                         removing = false;
 167                         element.RemoveChild (element2);
 168                         Assert (removed);
 169                         Assert (removing);
 170                 }
 171
 172                 public void TestGetPrefixOfNamespace ()
 173                 {
 174                         document.LoadXml ("<root><c1 xmlns='urn:foo'><c2 xmlns:foo='urn:foo' xmlns='urn:bar'><c3 xmlns=''/></c2></c1></root>");
 175                         AssertEquals ("root", String.Empty, document.DocumentElement.GetPrefixOfNamespace ("urn:foo"));
 176                         AssertEquals ("c1", String.Empty, document.DocumentElement.GetPrefixOfNamespace ("urn:foo"));
 177                         AssertEquals ("c2", String.Empty, document.DocumentElement.FirstChild.GetPrefixOfNamespace ("urn:foo"));
 178                         AssertEquals ("c3", "foo", document.DocumentElement.FirstChild.FirstChild.GetPrefixOfNamespace ("urn:foo"));
 179
 180                 }
 181         }
 182 }