public void ReplaceParentChangesChildrenIfParentDifferentTypes()
{
// Arrange
var bnd = new Binder();
bnd.PropertyScanner.Add(new ReflectionPropertyScanner());
bnd.PropertyScanner.Add(new NotifyPropertyChangedPropertyScanner());
var view = new MockView {
Control = new MockControl("ViewOrig")
};
var vm = new MockViewModel2 {
Control = new MockControlViewModel("VmOrig")
};
_bindings = bnd.Bind(new object[] { vm, view });
// Act
view.Control = new MockControl("ViewNew")
{
Text = "banaan",
Size = 11
};
// Assert
Assert.Greater(_bindings.Count(), 0);
Assert.AreEqual("banaan", vm.Control.Text);
Assert.AreEqual(11, vm.Control.Size);
}
public void BindObjectsOfDifferentTypesResultsInPropertiesBeingSetOnce()
{
// Arrange
int ob1cnt = 0, ob2cnt = 0;
var bnd = new Binder();
bnd.PropertyScanner.Add(new ReflectionPropertyScanner());
bnd.PropertyScanner.Add(new NotifyPropertyChangedPropertyScanner());
var ob1 = new NotifyPropertyChangedClass();
var ob2 = new ClassWithPropertyAndEvents();
ob1.PropertyChanged += delegate
{
ob1cnt++;
};
ob2.PropertyChanged += delegate
{
ob2cnt++;
};
_bindings = bnd.Bind(new object[] { ob1, ob2 });
ob1cnt = 0;
ob2cnt = 0;
// Act
ob2.Property = "a";
// Assert
Assert.Greater(_bindings.Count(), 0);
Assert.AreEqual(1, ob1cnt);
Assert.AreEqual(1, ob2cnt);
}
public void BindDifferentlyDistributedObjectHierarchiesChangeParent()
{
// Arrange
var bnd = new Binder();
bnd.PropertyScanner.Add(new ReflectionPropertyScanner());
bnd.PropertyScanner.Add(new NotifyPropertyChangedPropertyScanner());
var ob1 = new Abcd1();
var ob2 = new Abcd2();
var ob3 = new Abcd3();
_bindings = bnd.Bind(new object[] { ob1, ob2, ob3 });
ob2.AaaBee.CeeDee.Eee = "x";
// Act
Abcd2.AB oldAaaBee = ob2.AaaBee;
ob2.AaaBee = new Abcd2.AB
{
CeeDee = new Abcd2.CD
{
Eee = "y"
}
};
// Assert
Assert.Greater(_bindings.Count(), 0);
Assert.AreEqual("y", ob1.Aaa.Bee.Cee.Dee.Eee);
Assert.AreEqual("y", ob3.Aaa.BeeCee.Dee.Eee);
Assert.AreEqual("x", oldAaaBee.CeeDee.Eee);
}
public void BindThreeNotifyPropertyChangedObjects()
{
{
// Arrange
var bnd = new Binder();
bnd.PropertyScanner.Add(new NotifyPropertyChangedPropertyScanner());
var ob1 = new NotifyPropertyChangedClass();
var ob2 = new NotifyPropertyChangedClass();
var ob3 = new NotifyPropertyChangedClass();
_bindings = bnd.Bind(new object[] { ob1, ob2, ob3 });
// Act
ob1.Property = "a";
// Assert
Assert.Greater(_bindings.Count(), 0);
Assert.AreEqual("a", ob1.Property);
Assert.AreEqual("a", ob2.Property);
Assert.AreEqual("a", ob3.Property);
}
{
// Arrange
var bnd = new Binder();
bnd.PropertyScanner.Add(new NotifyPropertyChangedPropertyScanner());
var ob1 = new NotifyPropertyChangedClass();
var ob2 = new NotifyPropertyChangedClass();
var ob3 = new NotifyPropertyChangedClass();
_bindings = bnd.Bind(new object[] { ob1, ob2, ob3 });
// Act
ob2.Property = "a";
// Assert
Assert.Greater(_bindings.Count(), 0);
Assert.AreEqual("a", ob1.Property);
Assert.AreEqual("a", ob2.Property);
Assert.AreEqual("a", ob3.Property);
}
{
// Arrange
var bnd = new Binder();
bnd.PropertyScanner.Add(new NotifyPropertyChangedPropertyScanner());
var ob1 = new NotifyPropertyChangedClass();
var ob2 = new NotifyPropertyChangedClass();
var ob3 = new NotifyPropertyChangedClass();
_bindings = bnd.Bind(new object[] { ob1, ob2, ob3 });
// Act
ob3.Property = "a";
// Assert
Assert.Greater(_bindings.Count(), 0);
Assert.AreEqual("a", ob1.Property);
Assert.AreEqual("a", ob2.Property);
Assert.AreEqual("a", ob3.Property);
}
}
public void BindReflectedObjects()
{
// Arrange
var bnd = new Binder();
bnd.PropertyScanner.Add(new ReflectionPropertyScanner());
bnd.PropertyScanner.Add(new NotifyPropertyChangedPropertyScanner());
var ob1 = new ClassWithPropertyAndEvents();
var ob2 = new ClassWithPropertyAndEvents();
_bindings = bnd.Bind(new object[] { ob1, ob2 });
// Act
ob2.Property = "a";
// Assert
Assert.Greater(_bindings.Count(), 0);
Assert.AreEqual("a", ob1.Property);
}
public void BindSpecialPropertyOnExtensionsWithNotifyPropertyChanged()
{
// Arrange
var bnd = new Binder();
var customExtensionsScanner = new TypeExtensionsScanner(bnd.PropertyScanner);
customExtensionsScanner.AdapterRegistry.Register <MockViewExtensions>();
bnd.PropertyScanner.Add(new NotifyPropertyChangedPropertyScanner());
bnd.PropertyScanner.Add(customExtensionsScanner);
var ob1 = new MockView();
var ob2 = new MockViewModel();
_bindings = bnd.Bind(new object[] { ob1, ob2 });
// Act
ob2.SpecialProperty = 666;
// Assert
Assert.Greater(_bindings.Count(), 0);
Assert.AreEqual(666, ob1.GetSpecialProperty());
}
public void ReplaceParentWithSameTypeChangesParentAndLeavesChildrenAlone()
{
// Arrange
var bnd = new Binder();
bnd.PropertyScanner.Add(new ReflectionPropertyScanner());
bnd.PropertyScanner.Add(new NotifyPropertyChangedPropertyScanner());
var view = new MockView {
Control = new MockControl("ViewOrig")
{
Text = "Appel", Size = 100
}
};
var viewCtl = view.Control;
var vm = new MockView {
Control = new MockControl("VmOrig")
{
Text = "Peer", Size = 200
}
};
var vmCtl = vm.Control;
_bindings = bnd.Bind(new object[] { vm, view });
// Act
view.Control = new MockControl("ViewNew")
{
Text = "banaan",
Size = 11
};
// Assert
Assert.Greater(_bindings.Count(), 0);
Assert.AreSame(view.Control, vm.Control);
Assert.AreEqual("Appel", viewCtl.Text);
Assert.AreEqual(100, viewCtl.Size);
Assert.AreEqual("Peer", vmCtl.Text);
Assert.AreEqual(200, vmCtl.Size);
}
public void BindViewToViewmodel()
{
// Arrange
var bnd = new Binder();
bnd.PropertyScanner.Add(new ReflectionPropertyScanner());
bnd.PropertyScanner.Add(new NotifyPropertyChangedPropertyScanner());
var view = new MockView {
Control = new MockControl("ViewOrig")
};
var vm = new MockViewModel();
_bindings = bnd.Bind(new object[] { vm, view });
// Act
view.Control.Text = "banaan";
view.Control.Size = 11;
// Assert
Assert.Greater(_bindings.Count(), 0);
Assert.AreEqual("banaan", vm.ControlText);
Assert.AreEqual(11, vm.ControlSize);
}
