private HResult ExpandItem(IVsUIHierarchy uiHierarchy, HierarchyId id, EXPANDFLAGS flags)
{
Requires.NotNull(uiHierarchy, nameof(uiHierarchy));
Requires.Argument(!(id.IsNilOrEmpty || id.IsSelection), nameof(id), "id must not be nil, empty or represent a selection.");
return(Invoke(window => window.ExpandItem(uiHierarchy, id, flags)));
}
public void Implicit_ToUInt32_ReturnsId(uint id)
{
var hierarchyId = new HierarchyId(id);
uint result = hierarchyId;
Assert.Equal(id, result);
}
public void IsEmpty_WhenIdIsNotNil_ReturnsFalse(uint id)
{
var hierarchyId = new HierarchyId(id);
Assert.False(hierarchyId.IsNil);
}
public void IsNil_WhenIdIsNil_ReturnsTrue()
{
var hierarchyId = new HierarchyId((uint)VSConstants.VSITEMID.Nil);
Assert.True(hierarchyId.IsNil);
}
public void IsEmpty_WhenIdIsEmpty_ReturnsTrue()
{
var hierarchyId = new HierarchyId(0);
Assert.True(hierarchyId.IsEmpty);
}
public void IsSelection_WhenIdIsNotSelection_ReturnsFalse(uint id)
{
var hierarchyId = new HierarchyId(id);
Assert.False(hierarchyId.IsSelection);
}
public void IsSelection_WhenIdIsSelection_ReturnsTrue()
{
var hierarchyId = new HierarchyId((uint)VSConstants.VSITEMID.Selection);
Assert.True(hierarchyId.IsSelection);
}
public void IsRoot_WhenIdIsNotRoot_ReturnsFalse(uint id)
{
var hierarchyId = new HierarchyId(id);
Assert.False(hierarchyId.IsRoot);
}
public void Constructor_ValueAsId_SetsId(uint id)
{
var hierarchyId = new HierarchyId(id);
Assert.Equal(id, hierarchyId.Id);
}
public void Implicit_ToHierarchyId_SetsId(uint id)
{
HierarchyId hierarchyId = id;
Assert.Equal(id, hierarchyId.Id);
}
public void Constructor1_ReturnsEmpty()
{
var hierarchyId = new HierarchyId();
Assert.True(hierarchyId.IsEmpty);
}
/// <summary>
/// Selects the specified node.
/// </summary>
/// <exception cref="ArgumentNullException"><paramref name="uiHierarchy"/> is <see langword="null"/>.</exception>
/// <exception cref="ArgumentException"><paramref name="id"/> is nil, empty or represents a selection.</exception>
/// <exception cref="InvalidOperationException">This method was not accessed from the UI thread.</exception>
/// <exception cref="InvalidOperationException"><see cref="IsAvailable"/> is <see langword="false"/>.</exception>
public HResult Select(IVsUIHierarchy uiHierarchy, HierarchyId id)
{
return(ExpandItem(uiHierarchy, id, EXPANDFLAGS.EXPF_SelectItem));
}