layer at (0,0) size 800x600 RenderView at (0,0) size 800x600 layer at (0,0) size 800x249 RenderBlock {HTML} at (0,0) size 800x249 RenderBody {BODY} at (8,8) size 784x233 RenderBlock (anonymous) at (0,0) size 784x36 RenderText {#text} at (0,0) size 778x36 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 (0,18) width 497: "them different from most flex boxes. Empty