Rect},
  {desc: 'leading SPACE', shape: 'rect', coords: " 2,2,10,10", hit: hitRect},
  {desc: 'leading SEMICOLON', shape: 'rect', coords: ";2,2,10,10", hit: hitRect},
  {desc: 'trailing COMMA', shape: 'rect', coords: "2,2,10,", hit: hitNone},
  {desc: 'trailing SPACE', shape: 'rect', coords: "2,2,10 ", hit: hitNone},
  {desc: 'trailing SEMICOLON', shape: 'rect', coords: "2,2,10;", hit: hitNone},
  {desc: 'PERCENT', shape: 'rect', coords: "2%,2%,10%,10%", hit: hitRect},
  {desc: 'CSS units', shape: 'rect', c