mcs/class/Managed.Windows.Forms/Test/System.Windows.Forms/BindingTest.cs

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   6 // permit persons to whom the Software is furnished to do so, subject to
   7 // the following conditions:
   8 //
   9 // The above copyright notice and this permission notice shall be
  10 // included in all copies or substantial portions of the Software.
  11 //
  12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  19 //
  20 // Copyright (c) 2006 Novell, Inc.
  21 //
  22 // Authors:
  23 //      Jackson Harper  jackson@ximian.com
  24
  25
  26 using System;
  27 using System.Data;
  28 using System.Collections;
  29 using System.Windows.Forms;
  30
  31 using NUnit.Framework;
  32
  33 namespace MonoTests.System.Windows.Forms {
  34
  35         [TestFixture]
  36         public class BindingTest {
  37
  38                 [SetUp]
  39                 protected virtual void SetUp ()
  40                 {
  41                 }
  42
  43                 [TearDown]
  44                 protected virtual void TearDown ()
  45                 {
  46                 }
  47
  48                 [Test]
  49                 public void CtorTest ()
  50                 {
  51                         string prop = "PROPERTY NAME";
  52                         object data_source = new object ();
  53                         string data_member = "DATA MEMBER";
  54                         Binding b = new Binding (prop, data_source, data_member);
  55
  56                         Assert.IsNull (b.BindingManagerBase, "ctor1");
  57                         Console.WriteLine ("MEMBER INFO:  " + b.BindingMemberInfo);
  58                         Assert.IsNotNull (b.BindingMemberInfo, "ctor2");
  59                         Assert.IsNull (b.Control, "ctor3");
  60                         Assert.IsFalse (b.IsBinding, "ctor4");
  61
  62                         Assert.AreSame (b.PropertyName, prop, "ctor5");
  63                         Assert.AreSame (b.DataSource, data_source, "ctor6");
  64                 }
  65
  66                 [Test]
  67                 public void CtorNullTest ()
  68                 {
  69                         Binding b = new Binding (null, null, null);
  70
  71                         Assert.IsNull (b.PropertyName, "ctornull1");
  72                         Assert.IsNull (b.DataSource, "ctornull2");
  73                 }
  74
  75                 [Test]
  76                 /* create control and set binding context */
  77                 public void BindingContextChangedTest ()
  78                 {
  79                         Control c = new Control ();
  80                         // Test BindingContextChanged Event
  81                         c.BindingContextChanged += new EventHandler (Event_Handler1);
  82                         BindingContext bcG1 = new BindingContext ();
  83                         eventcount = 0;
  84                         c.BindingContext = bcG1;
  85                         Assert.AreEqual (1, eventcount, "A1");
  86                 }
  87
  88                 [Test]
  89                 [Category ("NotWorking")]
  90                 /* create control and show control */
  91                 public void BindingContextChangedTest2 ()
  92                 {
  93                         Form f = new Form ();
  94                         f.ShowInTaskbar = false;
  95                         Control c = new Control ();
  96                         f.Controls.Add (c);
  97
  98                         c.BindingContextChanged += new EventHandler (Event_Handler1);
  99                         eventcount = 0;
 100                         f.Show ();
 101                         Assert.AreEqual (2, eventcount, "A1");
 102                         f.Dispose();
 103                 }
 104
 105                 [Test]
 106                 /* create control, set binding context, and show control */
 107                 public void BindingContextChangedTest3 ()
 108                 {
 109                         Form f = new Form ();
 110                         f.ShowInTaskbar = false;
 111
 112                         Control c = new Control ();
 113                         f.Controls.Add (c);
 114
 115                         c.BindingContextChanged += new EventHandler (Event_Handler1);
 116                         eventcount = 0;
 117                         c.BindingContext = new BindingContext ();;
 118                         f.Show ();
 119                         Assert.AreEqual (1, eventcount, "A1");
 120                         f.Dispose ();
 121                 }
 122
 123                 int eventcount;
 124                 public void Event_Handler1 (object sender, EventArgs e)
 125                 {
 126                         Console.WriteLine (Environment.StackTrace);
 127                         eventcount++;
 128                 }
 129
 130                 [Test]
 131                 public void DataBindingCountTest1 ()
 132                 {
 133                         Control c = new Control ();
 134                         Assert.AreEqual (0, c.DataBindings.Count, "1");
 135                         c.DataBindings.Add (new Binding ("Text", c, "Name"));
 136                         Assert.AreEqual (1, c.DataBindings.Count, "2");
 137
 138                         Binding b = c.DataBindings[0];
 139                         Assert.AreEqual (c, b.Control, "3");
 140                         Assert.AreEqual (c, b.DataSource, "4");
 141                         Assert.AreEqual ("Text", b.PropertyName, "5");
 142                         Assert.AreEqual ("Name", b.BindingMemberInfo.BindingField, "6");
 143                 }
 144
 145                 [Test]
 146                 public void DataBindingCountTest2 ()
 147                 {
 148                         Control c = new Control ();
 149                         Control c2 = new Control ();
 150                         Assert.AreEqual (0, c.DataBindings.Count, "1");
 151                         c.DataBindings.Add (new Binding ("Text", c2, "Name"));
 152                         Assert.AreEqual (1, c.DataBindings.Count, "2");
 153                         Assert.AreEqual (0, c2.DataBindings.Count, "3");
 154
 155                         Binding b = c.DataBindings[0];
 156                         Assert.AreEqual (c, b.Control, "4");
 157                         Assert.AreEqual (c2, b.DataSource, "5");
 158                         Assert.AreEqual ("Text", b.PropertyName, "6");
 159                         Assert.AreEqual ("Name", b.BindingMemberInfo.BindingField, "7");
 160                 }
 161         }
 162
 163 }
 164