public void NotBindViewModelWhenTheSameModelIsSet()
{
var vm = new TestViewModel();
var v = new TestView();
v.SetViewModel(vm);
v.UnbindModelCalled = false;
Assert.IsFalse(v.UnbindModelCalled);
v.SetViewModel(vm);
Assert.IsFalse(v.UnbindModelCalled);
}
public void UnbindPreviousViewProperly()
{
var vm1 = new TestViewModel();
var vm2 = new TestViewModel();
var v = new TestView();
v.SetViewModel(vm1);
v.UnbindModelCalled = false;
Assert.IsFalse(v.UnbindModelCalled);
v.SetViewModel(vm2);
Assert.IsTrue(v.UnbindModelCalled);
}
public void CallBindModelOnView()
{
var v = new TestView();
var tvm = new TestViewModel();
v.SetViewModel(tvm);
Assert.IsTrue(v.BindModelCalled);
}
public void ProperlyExecuteActionIfViewModelIsSet()
{
var v = new TestView();
var tvm = new TestViewModel();
v.SetViewModel(tvm);
v.ExecuteViewModelMethod(CallViewModelExecute);
Assert.IsTrue(tvm.ExecuteCalled);
}
public void ReturnProperViewModelIfViewIsRegistered()
{
var v = new TestView();
var vm = new TestViewModel();
var o = (object)v;
v.SetViewModel(vm);
Assert.AreSame(vm, o.GetViewModel <TestViewModel>());
}
public void NotRebindWhenOtherThanModelPropertyOfTheViewModelIsChanged()
{
var v = new TestView();
var vm = new TestViewModel();
v.SetViewModel(vm);
v.BindModelCalled = false;
v.UnbindModelCalled = false;
Assert.IsFalse(v.BindModelCalled);
Assert.IsFalse(v.UnbindModelCalled);
vm.PropertyRaisingChangeNotification = 42;
Assert.IsFalse(v.UnbindModelCalled);
Assert.IsFalse(v.BindModelCalled);
}
public void RebindViewWhenModelOnViewModelIsChanged()
{
var v = new TestView();
var vm = new TestViewModel();
var m = new TestModel();
v.SetViewModel(vm);
Assert.AreNotSame(vm.Model, m);
v.BindModelCalled = false;
v.UnbindModelCalled = false;
Assert.IsFalse(v.BindModelCalled);
Assert.IsFalse(v.UnbindModelCalled);
vm.Model = m;
Assert.IsTrue(v.UnbindModelCalled);
Assert.IsTrue(v.BindModelCalled);
}