public void PropertyChanged_AfterDisposal_DoesNotInvokeCallback()
{
var vm = new TestViewModel();
var invoked = false;
using (PropertyChangedSubscription.Create(vm, null, () => { invoked = true; }))
{
}
vm.Bob = "test";
Assert.False(invoked);
}
public void PropertyChanged_ForSpecificProperty_WithActionCallback_WhenOtherChanges_DoesNotInvokeCallback()
{
var vm = new TestViewModel();
var invoked = false;
using (PropertyChangedSubscription.Create(vm, "Bob", () => { invoked = true; }))
{
vm.Mary = "test";
}
Assert.False(invoked);
}
public void PropertyChanged_ForAllProperties_WithHandlerCallback_WhenOneChanges_InvokesCallback()
{
var vm = new TestViewModel();
var invoked = false;
using (PropertyChangedSubscription.Create(vm, null, (sender, e) => { invoked = sender == vm && e.PropertyName == "Bob"; }))
{
vm.Bob = "test";
}
Assert.True(invoked);
}
public void PropertyChanged_ForSpecificProperty_WithActionCallback_WhenMatchingChanges_InvokesCallback()
{
var vm = new TestViewModel();
var invoked = false;
using (PropertyChangedSubscription.Create(vm, "Bob", () => { invoked = true; }))
{
vm.Bob = "test";
}
Assert.True(invoked);
}
public void PropertyChanged_ForAllProperties_WithActionCallback_WhenOneChanges_InvokesCallback()
{
var vm = new TestViewModel();
var invoked = false;
using (PropertyChangedSubscription.Create(vm, null, () => { invoked = true; }))
{
vm.Bob = "test";
}
Assert.True(invoked);
}