Harness status: OK

Found 9 tests

9 Pass
Pass	e.style['background-position-x'] = "top" should not set the property value
Pass	e.style['background-position-x'] = "bottom" should not set the property value
Pass	e.style['background-position-x'] = "y-start" should not set the property value
Pass	e.style['background-position-x'] = "y-end" should not set the property value
Pass	e.style['background-position-x'] = "center 10px" should not set the property value
Pass	e.style['background-position-x'] = "20% left" should not set the property value
Pass	e.style['background-position-x'] = "right left" should not set the property value
Pass	e.style['background-position-x'] = "x-start center" should not set the property value
Pass	e.style['background-position-x'] = "left, center right" should not set the property value