public void ReturnsNameForItemWithoutParent()
{
HierarchyTreeViewItem item;
Mock <IHierarchyNode> node;
node = new Mock <IHierarchyNode>();
node.SetupGet((x) => x.Name).Returns("Root");
item = new HierarchyTreeViewItem(node.Object, Enumerable.Empty <HierarchyTreeViewItem>());
Assert.Equal("Root", item.Path);
}
public void JoinsNameToParentPathForItemWithParent()
{
HierarchyTreeViewItem parentItem;
HierarchyTreeViewItem childItem;
Mock <IHierarchyNode> parentNode;
Mock <IHierarchyNode> childNode;
childNode = new Mock <IHierarchyNode>();
childNode.SetupGet((x) => x.Name).Returns("Child");
parentNode = new Mock <IHierarchyNode>();
parentNode.SetupGet((x) => x.Name).Returns("Root");
childItem = new HierarchyTreeViewItem(childNode.Object, Enumerable.Empty <HierarchyTreeViewItem>());
parentItem = new HierarchyTreeViewItem(parentNode.Object, new[] { childItem });
Assert.Equal("Root/Child", childItem.Path);
}
public void ReturnsIconBasedOnExpandedState()
{
HierarchyTreeViewItem item;
Mock <IHierarchyNode> node;
node = new Mock <IHierarchyNode>();
node.SetupGet((x) => x.CollapsedIcon).Returns(KnownMonikers.FolderClosed);
node.SetupGet((x) => x.ExpandedIcon).Returns(KnownMonikers.FolderOpened);
item = new HierarchyTreeViewItem(node.Object, Enumerable.Empty <HierarchyTreeViewItem>())
{
IsExpanded = true
};
Assert.Equal(KnownMonikers.FolderOpened, item.Icon);
item.IsExpanded = false;
Assert.Equal(KnownMonikers.FolderClosed, item.Icon);
}
private static HierarchyTreeViewItem CreateItem(IHierarchyNode node)
{
HierarchyTreeViewItem item;
item = new HierarchyTreeViewItem(node, node.Children.Select(CreateItem));
// Set the checked state of the item. If it has children, then we check
// it based on whether all or none of the children are checked. If it
// doesn't have children, then we check it if the node is loaded. In either
// case, we only set the checked state of the direct item and don't affect
// the children or parent because the children have already been initialized,
// and the parent will be initialized when we return from this method.
item.SetIsChecked(
item.Children.Count > 0 ? item.Children.CalculateCheckedState() : node.IsLoaded,
false,
false
);
return(item);
}
public void RaisesPropertyChangedEventForIcon()
{
HierarchyTreeViewItem item;
item = new HierarchyTreeViewItem(
Mock.Of <IHierarchyNode>(),
Enumerable.Empty <HierarchyTreeViewItem>()
);
Assert.PropertyChanged(
item,
nameof(HierarchyTreeViewItem.Icon),
() => item.IsExpanded = false
);
Assert.PropertyChanged(
item,
nameof(HierarchyTreeViewItem.Icon),
() => item.IsExpanded = true
);
}
