public void VScrollBarFirstLineButtonAccessibleObject_FragmentNavigate_ReturnNull_HandleIsNotCreated(RightToLeft rightToLeft, int minimum, int maximum, int value)
{
using VScrollBar scrollBar = GetVScrollBar(createControl: false, rightToLeft, minimum, maximum, value);
var scrollBarAccessibleObject = (ScrollBar.ScrollBarAccessibleObject)scrollBar.AccessibilityObject;
ScrollBarFirstLineButtonAccessibleObject accessibleObject = GetFirstLineButton(scrollBar);
Assert.Null(accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.Parent));
Assert.Null(accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.NextSibling));
Assert.Null(accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling));
Assert.Null(accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild));
Assert.Null(accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.LastChild));
Assert.False(scrollBar.IsHandleCreated);
}
public void VScrollBarFirstLineButtonAccessibleObject_FragmentNavigate_ReturnExpected_FirstPageButtonIsHidden(RightToLeft rightToLeft, int minimum, int maximum, int value)
{
using VScrollBar scrollBar = GetVScrollBar(createControl: true, rightToLeft, minimum, maximum, value);
var scrollBarAccessibleObject = (ScrollBar.ScrollBarAccessibleObject)scrollBar.AccessibilityObject;
ScrollBarFirstLineButtonAccessibleObject accessibleObject = GetFirstLineButton(scrollBar);
Assert.Equal(scrollBarAccessibleObject, accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.Parent));
Assert.Equal(scrollBarAccessibleObject.ThumbAccessibleObject, accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.NextSibling));
Assert.Null(accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.PreviousSibling));
Assert.Null(accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.FirstChild));
Assert.Null(accessibleObject.FragmentNavigate(UiaCore.NavigateDirection.LastChild));
Assert.True(scrollBar.IsHandleCreated);
}