2 // DataRowExtensionsTest.cs
5 // Marek Habersack (mhabersack@novell.com)
7 // Copyright (C) 2008 Novell, Inc. http://www.novell.com
11 // Permission is hereby granted, free of charge, to any person obtaining
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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
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19 // The above copyright notice and this permission notice shall be
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32 using System.Collections.Generic;
34 using NUnit.Framework;
36 namespace MonoTests.System.Data
39 public class DataRowExtensionsTest
43 DataTable dt = new DataTable ("TestTable");
44 DataColumn dc = new DataColumn ("Column1", typeof (string));
45 dc.AllowDBNull = true;
48 dc = new DataColumn ("Column2", typeof (int));
49 dc.AllowDBNull = true;
52 DataRow row = dt.NewRow ();
58 public void Field_T_DBNullFieldValue ()
60 DataRow row = SetupRow ();
61 row ["Column1"] = null;
62 row ["Column2"] = DBNull.Value;
64 string s = row.Field <string> ("Column1");
65 Assert.AreEqual (null, s, "#A1");
67 int? i = row.Field <int?> ("Column2");
68 Assert.AreEqual (null, i, "#A2");
72 [ExpectedException (typeof (StrongTypingException))]
73 public void Field_T_DBNullFieldValue_ValueType ()
75 DataRow row = SetupRow ();
76 row ["Column1"] = null;
77 row ["Column2"] = DBNull.Value;
79 int i = row.Field <int> ("Column2");