public void FilterParametersFamilyGroupdCheckedEventCalledOnce()
{
int eventTimesCalled = 0;
TreeViewCheckItem checkItem = new TreeViewCheckItem("root", 0, hasChildren: true);
checkItem.CheckedChanged += (s, e) => eventTimesCalled++;
for (int i = 0; i < 10; i++)
{
checkItem.Children.Add(new TreeViewCheckItem("child " + i, 10 + 1, checkItem));
checkItem.Children[i].CheckedChanged += (s, e) => eventTimesCalled++;
}
checkItem.IsChecked = true;
Assert.AreEqual(eventTimesCalled, 1);
eventTimesCalled = 0;
checkItem.Children[1].IsChecked = false;
checkItem.Children[2].IsChecked = false;
checkItem.Children[3].IsChecked = false;
Assert.AreEqual(eventTimesCalled, 3);
}
public void FilterParametersFamilyGroupParentCheckedAllChildrenChecked()
{
TreeViewCheckItem checkItem = new TreeViewCheckItem("root", 0, hasChildren: true);
for (int i = 0; i < 10; i++)
{
checkItem.Children.Add(new TreeViewCheckItem("child " + i, 10 + 1, checkItem));
}
checkItem.IsChecked = true;
Assert.IsTrue(checkItem.Children.All(r => r.IsChecked == true));
}
public void FilterParametersFamilyGroupdItemAddedLater()
{
TreeViewCheckItem checkItem = new TreeViewCheckItem("root", 0, hasChildren: true);
for (int i = 0; i < 10; i++)
{
checkItem.Children.Add(new TreeViewCheckItem("child " + i, 10 + 1, checkItem));
}
checkItem.IsChecked = true;
checkItem.Children.Add(new TreeViewCheckItem("late child", 99, checkItem));
Assert.AreEqual(checkItem.IsChecked, null);
}
public void FilterParametersFamilyGroupChildrenCheckedUpdateParent()
{
TreeViewCheckItem checkItem = new TreeViewCheckItem("root", 0, hasChildren: true);
for (int i = 0; i < 10; i++)
{
checkItem.Children.Add(new TreeViewCheckItem("child " + i, 10 + 1, checkItem));
}
Assert.AreEqual(checkItem.IsChecked, false);
checkItem.Children[0].IsChecked = true;
Assert.AreEqual(checkItem.IsChecked, null);
for (int i = 1; i < 10; i++)
{
checkItem.Children[i].IsChecked = true;
}
Assert.AreEqual(checkItem.IsChecked, true);
}
