public void ReadValueTest() { Control c = new Control(); c.BindingContext = new BindingContext(); c.CreateControl(); ChildMockItem item = new ChildMockItem(); item.ObjectValue = "A"; Binding binding = new Binding("Tag", item, "ObjectValue"); binding.ControlUpdateMode = ControlUpdateMode.Never; c.DataBindings.Add(binding); Assert.AreEqual(null, c.Tag, "#A1"); item.ObjectValue = "B"; Assert.AreEqual(null, c.Tag, "#B1"); binding.ReadValue(); Assert.AreEqual("B", c.Tag, "#C1"); item.ObjectValue = "C"; binding.ReadValue(); Assert.AreEqual("C", c.Tag, "#D1"); c.Dispose(); }
public void DataSourceNullTest() { ChildMockItem item = new ChildMockItem(); Control c = new Control(); c.Tag = null; item.ObjectValue = null; c.DataBindings.Add("Tag", item, "ObjectValue"); Form f = new Form(); f.Controls.Add(c); f.Show(); // Need this to init data binding Assert.AreEqual(DBNull.Value, c.Tag, "1"); f.Dispose(); }
public void DataSourceNullValueTest() { Control c = new Control(); c.BindingContext = new BindingContext(); c.CreateControl(); ChildMockItem item = new ChildMockItem(); item.ObjectValue = "A"; Binding binding = new Binding("Tag", item, "ObjectValue"); binding.DataSourceNullValue = "NonNull"; c.DataBindings.Add(binding); Assert.AreEqual(c.Tag, "A", "#A1"); // Since Tag property doesn't have a // TagChanged event, we need to force an update c.Tag = null; binding.WriteValue(); Assert.AreEqual(item.ObjectValue, "NonNull", "#B1"); }
public void DataSourceNullValueTest () { Control c = new Control (); c.BindingContext = new BindingContext (); c.CreateControl (); ChildMockItem item = new ChildMockItem (); item.ObjectValue = "A"; Binding binding = new Binding ("Tag", item, "ObjectValue"); binding.DataSourceNullValue = "NonNull"; c.DataBindings.Add (binding); Assert.AreEqual (c.Tag, "A", "#A1"); // Since Tag property doesn't have a // TagChanged event, we need to force an update c.Tag = null; binding.WriteValue (); Assert.AreEqual (item.ObjectValue, "NonNull", "#B1"); }
public void ReadValueTest () { Control c = new Control (); c.BindingContext = new BindingContext (); c.CreateControl (); ChildMockItem item = new ChildMockItem (); item.ObjectValue = "A"; Binding binding = new Binding ("Tag", item, "ObjectValue"); binding.ControlUpdateMode = ControlUpdateMode.Never; c.DataBindings.Add (binding); Assert.AreEqual (null, c.Tag, "#A1"); item.ObjectValue = "B"; Assert.AreEqual (null, c.Tag, "#B1"); binding.ReadValue (); Assert.AreEqual ("B", c.Tag, "#C1"); item.ObjectValue = "C"; binding.ReadValue (); Assert.AreEqual ("C", c.Tag, "#D1"); c.Dispose(); }
public void DataSourceNullTest () { ChildMockItem item = new ChildMockItem (); Control c = new Control (); c.Tag = null; item.ObjectValue = null; c.DataBindings.Add ("Tag", item, "ObjectValue"); Form f = new Form (); f.Controls.Add (c); f.Show (); // Need this to init data binding Assert.AreEqual (DBNull.Value, c.Tag, "1"); f.Dispose (); }