for test_1, values expected:
bo.x(0),bo.y(0) = left,top corner
bo.width(510) = width + border-left-width
bo.height(60) = height + border-top-width
values got:
bo.x(10) = border-left-width
bo.y(10) = border-top-width
bo.width(510) = width + border-left-width
bo.height(60) = height + border-top-width