mcs/class/System.Data/Test/System.Xml/XmlDataDocumentTest2.cs

   1 //
   2 // XmlDataDocumentTest2.cs
   3 //
   4 // Author:
   5 //      Atsushi Enomoto <atsushi@ximian.com>
   6 //
   7
   8 //
   9 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31
  32 using System;
  33 using System.Data;
  34 using System.Xml;
  35 using NUnit.Framework;
  36
  37 namespace MonoTests.System.Xml
  38 {
  39         [TestFixture]
  40         public class XmlDataDocumentTest2 : Assertion
  41         {
  42                 string xml = "<NewDataSet><table><row><col1>1</col1><col2>2</col2></row></table></NewDataSet>";
  43
  44                 [Test]
  45                 [ExpectedException (typeof (ArgumentException))]
  46                 public void TestCtorNullArgs ()
  47                 {
  48                         new XmlDataDocument (null);
  49                 }
  50
  51                 [Test]
  52                 public void TestDefaultCtor ()
  53                 {
  54                         XmlDataDocument doc = new XmlDataDocument ();
  55                         AssertNotNull (doc.DataSet);
  56                         AssertEquals ("NewDataSet", doc.DataSet.DataSetName);
  57                 }
  58
  59                 [Test]
  60                 [ExpectedException (typeof (InvalidOperationException))]
  61                 public void TestMultipleLoadError ()
  62                 {
  63                         DataSet ds = new DataSet ();
  64                         ds.ReadXml (new XmlTextReader (xml, XmlNodeType.Document, null));
  65                         // If there is already data element, Load() fails.
  66                         XmlDataDocument doc = new XmlDataDocument (ds);
  67                         doc.LoadXml (xml);
  68                 }
  69
  70                 [Test]
  71                 public void TestMultipleLoadNoError ()
  72                 {
  73                         DataSet ds = new DataSet ();
  74                         DataTable dt = new DataTable ();
  75                         dt.Columns.Add ("col1");
  76                         ds.Tables.Add (dt);
  77
  78                         XmlDataDocument doc = new XmlDataDocument (ds);
  79                         doc.LoadXml (xml);
  80                 }
  81
  82                 [Test]
  83                 [ExpectedException (typeof (ArgumentException))]
  84                 public void TestMultipleDataDocFromDataSet ()
  85                 {
  86                         DataSet ds = new DataSet ();
  87                         XmlDataDocument doc = new XmlDataDocument (ds);
  88                         XmlDataDocument doc2 = new XmlDataDocument (ds);
  89                 }
  90
  91                 [Test]
  92                 public void TestLoadXml ()
  93                 {
  94                         XmlDataDocument doc = new XmlDataDocument ();
  95                         doc.LoadXml ("<NewDataSet><TestTable><TestRow><TestColumn>1</TestColumn></TestRow></TestTable></NewDataSet>");
  96                 }
  97
  98                 [Test]
  99                 public void TestCreateElementAndRow ()
 100                 {
 101                         DataSet ds = new DataSet ("set");
 102                         DataTable dt = new DataTable ("tab1");
 103                         dt.Columns.Add ("col1");
 104                         dt.Columns.Add ("col2");
 105                         ds.Tables.Add (dt);
 106                         DataTable dt2 = new DataTable ("child");
 107                         dt2.Columns.Add ("ref");
 108                         dt2.Columns.Add ("val");
 109                         ds.Tables.Add (dt2);
 110                         DataRelation rel = new DataRelation ("rel",
 111                                 dt.Columns [0], dt2.Columns [0]);
 112                         rel.Nested = true;
 113                         ds.Relations.Add (rel);
 114                         XmlDataDocument doc = new XmlDataDocument (ds);
 115                         doc.LoadXml ("<set><tab1><col1>1</col1><col2/><child><ref>1</ref><val>aaa</val></child></tab1></set>");
 116                         AssertEquals (1, ds.Tables [0].Rows.Count);
 117                         AssertEquals (1, ds.Tables [1].Rows.Count);
 118
 119                         // document element - no mapped row
 120                         XmlElement el = doc.DocumentElement;
 121                         AssertNull (doc.GetRowFromElement (el));
 122
 123                         // tab1 element - has mapped row
 124                         el = el.FirstChild as XmlElement;
 125                         DataRow row = doc.GetRowFromElement (el);
 126                         AssertNotNull (row);
 127                         AssertEquals (DataRowState.Added, row.RowState);
 128
 129                         // col1 - it is column. no mapped row
 130                         el = el.FirstChild as XmlElement;
 131                         row = doc.GetRowFromElement (el);
 132                         AssertNull (row);
 133
 134                         // col2 - it is column. np mapped row
 135                         el = el.NextSibling as XmlElement;
 136                         row = doc.GetRowFromElement (el);
 137                         AssertNull (row);
 138
 139                         // child - has mapped row
 140                         el = el.NextSibling as XmlElement;
 141                         row = doc.GetRowFromElement (el);
 142                         AssertNotNull (row);
 143                         AssertEquals (DataRowState.Added, row.RowState);
 144
 145                         // created (detached) table 1 element (used later)
 146                         el = doc.CreateElement ("tab1");
 147                         row = doc.GetRowFromElement (el);
 148                         AssertEquals (DataRowState.Detached, row.RowState);
 149                         AssertEquals (1, dt.Rows.Count); // not added yet
 150
 151                         // adding a node before setting EnforceConstraints
 152                         // raises an error
 153                         try {
 154                                 doc.DocumentElement.AppendChild (el);
 155                                 Fail ("Invalid Operation should occur; EnforceConstraints prevents addition.");
 156                         } catch (InvalidOperationException) {
 157                         }
 158
 159                         // try again...
 160                         ds.EnforceConstraints = false;
 161                         AssertEquals (1, dt.Rows.Count); // not added yet
 162                         doc.DocumentElement.AppendChild (el);
 163                         AssertEquals (2, dt.Rows.Count); // added
 164                         row = doc.GetRowFromElement (el);
 165                         AssertEquals (DataRowState.Added, row.RowState); // changed
 166
 167                         // Irrelevant element
 168                         XmlElement el2 = doc.CreateElement ("hoge");
 169                         row = doc.GetRowFromElement (el2);
 170                         AssertNull (row);
 171
 172                         // created table 2 element (used later)
 173                         el = doc.CreateElement ("child");
 174                         row = doc.GetRowFromElement (el);
 175                         AssertEquals (DataRowState.Detached, row.RowState);
 176
 177                         // Adding it to irrelevant element performs no row state change.
 178                         AssertEquals (1, dt2.Rows.Count); // not added yet
 179                         el2.AppendChild (el);
 180                         AssertEquals (1, dt2.Rows.Count); // still not added
 181                         row = doc.GetRowFromElement (el);
 182                         AssertEquals (DataRowState.Detached, row.RowState); // still detached here
 183                 }
 184         }
 185 }