layer at (0,0) size 800x600 RenderView at (0,0) size 800x600 layer at (0,0) size 800x272 RenderBlock {HTML} at (0,0) size 800x272 RenderBody {BODY} at (8,8) size 784x256 RenderBlock (anonymous) at (0,0) size 784x40 RenderText {#text} at (0,0) size 778x39 text run at (0,0) width 410: "Test for empty buttons, which inherit from RenderFlexibleBox. " text run at (409,0) width 369: "Empty buttons should not collapse, which makes" text run at (0,20) width 498: "them different from most flex boxes. Empty