System.Data.Tests.DataColumnTest.NullStrings C# (CSharp) Method

		public void NullStrings ()
		{
			var a = MakeColumn ("nullbar", "null+'bar'");
			var b = MakeColumn ("barnull", "'bar'+null");
			var c = MakeColumn ("foobar", "'foo'+'bar'");

		        var table = new DataTable();
		        
		        table.Columns.Add(a);
		        table.Columns.Add(b);
		        table.Columns.Add(c);
		
		        var row = table.NewRow();
		        table.Rows.Add(row);
			Assert.Equal (row [0], DBNull.Value);
			Assert.Equal (row [1], DBNull.Value);
			Assert.Equal (row [2], "foobar");
		}
#endif