mcs/class/Managed.Windows.Forms/Test/System.Windows.Forms/PropertyManagerTest.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 //      Chris Toshok    toshok@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.DataBinding
  34 {
  35         [TestFixture]
  36         public class PropertyManagerTest : TestHelper {
  37
  38                 class TestClass1 {
  39                         int prop;
  40                         public TestClass1 ()
  41                         {
  42                                 prop = 0;
  43                         }
  44
  45                         public int Property {
  46                                 get { return prop; }
  47                                 set {
  48                                         prop = value;
  49                                         if (PropertyChanged != null)
  50                                                 PropertyChanged (this, EventArgs.Empty);
  51                                 }
  52                         }
  53
  54                         public event EventHandler PropertyChanged;
  55                 }
  56
  57                 class TestClass2 {
  58                         int prop;
  59                         public TestClass2 ()
  60                         {
  61                                 prop = 0;
  62                         }
  63
  64                         public int Property {
  65                                 get { return prop; }
  66                                 set { prop = value; }
  67                         }
  68                 }
  69
  70                 class TestClass3 {
  71                         int prop;
  72                         public TestClass3 ()
  73                         {
  74                                 prop = 0;
  75                         }
  76
  77                         public int Property {
  78                                 get { return prop; }
  79                                 set {
  80                                         prop = value;
  81                                         if (Changed != null)
  82                                                 Changed (this, EventArgs.Empty);
  83                                 }
  84                         }
  85
  86                         public event EventHandler Changed;
  87                 }
  88
  89                 bool currentChangedRaised;
  90                 bool positionChangedRaised;
  91
  92                 void OnCurrentChanged (object sender, EventArgs args)
  93                 {
  94                         currentChangedRaised = true;
  95                 }
  96
  97                 //void OnPositionChanged (object sender, EventArgs args)
  98                 //{
  99                 //        positionChangedRaised = true;
 100                 //}
 101
 102                 [Test]
 103                 public void TestEvent ()
 104                 {
 105                         TestClass1 test = new TestClass1();
 106                         BindingContext bc = new BindingContext ();
 107
 108                         BindingManagerBase bm = bc[test, "Property"];
 109                         Assert.IsTrue (typeof (PropertyManager).IsAssignableFrom (bm.GetType()), "A1");
 110
 111                         bm.CurrentChanged += new EventHandler (OnCurrentChanged);
 112
 113                         currentChangedRaised = positionChangedRaised = false;
 114                         test.Property = 5;
 115                         Assert.IsTrue (currentChangedRaised, "A2");
 116                         Assert.IsFalse (positionChangedRaised, "A3");
 117                 }
 118
 119                 [Test]
 120                 public void TestNoEvent ()
 121                 {
 122                         TestClass2 test = new TestClass2();
 123                         BindingContext bc = new BindingContext ();
 124
 125                         BindingManagerBase bm = bc[test, "Property"];
 126                         Assert.IsTrue (typeof (PropertyManager).IsAssignableFrom (bm.GetType()), "A1");
 127
 128                         bm.CurrentChanged += new EventHandler (OnCurrentChanged);
 129
 130                         currentChangedRaised = positionChangedRaised = false;
 131                         test.Property = 5;
 132                         Assert.IsFalse (currentChangedRaised, "A2");
 133                         Assert.IsFalse (positionChangedRaised, "A3");
 134                 }
 135
 136                 [Test]
 137                 public void TestMemberEvent ()
 138                 {
 139                         TestClass1 test = new TestClass1();
 140                         BindingContext bc = new BindingContext ();
 141
 142                         BindingManagerBase bm = bc[test];
 143                         Assert.IsTrue (typeof (PropertyManager).IsAssignableFrom (bm.GetType()), "A1");
 144
 145                         bm.CurrentChanged += new EventHandler (OnCurrentChanged);
 146
 147                         currentChangedRaised = positionChangedRaised = false;
 148                         test.Property = 5;
 149                         Assert.IsFalse (currentChangedRaised, "A2");
 150                         Assert.IsFalse (positionChangedRaised, "A3");
 151                 }
 152
 153                 [Test]
 154                 public void TestMemberEvent2 ()
 155                 {
 156                         TestClass3 test = new TestClass3();
 157                         BindingContext bc = new BindingContext ();
 158
 159                         BindingManagerBase bm = bc[test];
 160                         Assert.IsTrue (typeof (PropertyManager).IsAssignableFrom (bm.GetType()), "A1");
 161
 162                         bm.CurrentChanged += new EventHandler (OnCurrentChanged);
 163
 164                         currentChangedRaised = positionChangedRaised = false;
 165                         test.Property = 5;
 166                         Assert.IsFalse (currentChangedRaised, "A2");
 167                         Assert.IsFalse (positionChangedRaised, "A3");
 168                 }
 169
 170                 [Test]
 171                 public void TestMemberNoEvent ()
 172                 {
 173                         TestClass2 test = new TestClass2();
 174                         BindingContext bc = new BindingContext ();
 175
 176                         BindingManagerBase bm = bc[test];
 177                         Assert.IsTrue (typeof (PropertyManager).IsAssignableFrom (bm.GetType()), "A1");
 178
 179                         bm.CurrentChanged += new EventHandler (OnCurrentChanged);
 180
 181                         currentChangedRaised = positionChangedRaised = false;
 182                         test.Property = 5;
 183                         Assert.IsFalse (currentChangedRaised, "A2");
 184                         Assert.IsFalse (positionChangedRaised, "A3");
 185                 }
 186
 187         }
 188
 189 }