[parse-a-srcset-attribute.html]
  type: testharness
  [""]
    expected: FAIL

  [","]
    expected: FAIL

  [",,,"]
    expected: FAIL

  ["  data:,a  1x  "]
    expected: FAIL

  ["\\t\\tdata:,a\\t\\t1x\\t\\t"]
    expected: FAIL

  ["\\n\\ndata:,a\\n\\n1x\\n\\n"]
    expected: FAIL

  ["\\v\\vdata:,a\\v\\v1x\\v\\v"]
    expected: FAIL

  ["\\f\\fdata:,a\\f\\f1x\\f\\f"]
    expected: FAIL

  ["\\r\\rdata:,a\\r\\r1x\\r\\r"]
    expected: FAIL

  ["\\x0e\\x0edata:,a\\x0e\\x0e1x\\x0e\\x0e"]
    expected: FAIL

  ["\\x0f\\x0fdata:,a\\x0f\\x0f1x\\x0f\\x0f"]
    expected: FAIL

  ["\\x10\\x10data:,a\\x10\\x101x\\x10\\x10"]
    expected: FAIL

  ["data:,a"]
    expected: FAIL

  ["data:,a "]
    expected: FAIL

  ["data:,a ,"]
    expected: FAIL

  ["data:,a,"]
    expected: FAIL

  ["data:,a, "]
    expected: FAIL

  ["data:,a,,,"]
    expected: FAIL

  ["data:,a,, , "]
    expected: FAIL

  [" data:,a"]
    expected: FAIL

  [",,,data:,a"]
    expected: FAIL

  [" , ,,data:,a"]
    expected: FAIL

  [" data:,a"]
    expected: FAIL

  ["data:,a "]
    expected: FAIL

  ["data:,a 1x"]
    expected: FAIL

  ["data:,a 1x "]
    expected: FAIL

  ["data:,a 1x,"]
    expected: FAIL

  ["data:,a ( , data:,b 1x, ), data:,c"]
    expected: FAIL

  ["data:,a ((( , data:,b 1x, ), data:,c"]
    expected: FAIL

  ["data:,a [ , data:,b 1x, \], data:,c"]
    expected: FAIL

  ["data:,a { , data:,b 1x, }, data:,c"]
    expected: FAIL

  ["data:,a \\" , data:,b 1x, \\", data:,c"]
    expected: FAIL

  ["data:,a \\\\,data:;\\,b, data:,c"]
    expected: FAIL

  ["data:,a, data:,b ("]
    expected: FAIL

  ["data:,a, data:,b (  "]
    expected: FAIL

  ["data:,a, data:,b (,"]
    expected: FAIL

  ["data:,a, data:,b (x"]
    expected: FAIL

  ["data:,a, data:,b ()"]
    expected: FAIL

  ["data:,a (, data:,b"]
    expected: FAIL

  ["data:,a /*, data:,b, data:,c */"]
    expected: FAIL

  ["data:,a //, data:,b"]
    expected: FAIL

  ["data:,a foo"]
    expected: FAIL

  ["data:,a foo foo"]
    expected: FAIL

  ["data:,a foo 1x"]
    expected: FAIL

  ["data:,a foo 1x foo"]
    expected: FAIL

  ["data:,a foo 1w"]
    expected: FAIL

  ["data:,a foo 1w foo"]
    expected: FAIL

  ["data:,a 1x 1x"]
    expected: FAIL

  ["data:,a 1w 1w"]
    expected: FAIL

  ["data:,a 1w 1x"]
    expected: FAIL

  ["data:,a 1x 1w"]
    expected: FAIL

  ["data:,a 1w 1h"]
    expected: FAIL

  ["data:,a 1h 1w"]
    expected: FAIL

  ["data:,a 1h 1h"]
    expected: FAIL

  ["data:,a 1h 1x"]
    expected: FAIL

  ["data:,a 1h 1w 1x"]
    expected: FAIL

  ["data:,a 1x 1w 1h"]
    expected: FAIL

  ["data:,a 1w"]
    expected: FAIL

  ["data:,a 1h"]
    expected: FAIL

  ["data:,a 1h foo"]
    expected: FAIL

  ["data:,a foo 1h"]
    expected: FAIL

  ["data:,a 0w"]
    expected: FAIL

  ["data:,a -1w"]
    expected: FAIL

  ["data:,a 1w -1w"]
    expected: FAIL

  ["data:,a 1.0w"]
    expected: FAIL

  ["data:,a 1w 1.0w"]
    expected: FAIL

  ["data:,a 1e0w"]
    expected: FAIL

  ["data:,a 1w 1e0w"]
    expected: FAIL

  ["data:,a 1www"]
    expected: FAIL

  ["data:,a 1w 1www"]
    expected: FAIL

  ["data:,a +1w"]
    expected: FAIL

  ["data:,a 1w +1w"]
    expected: FAIL

  ["data:,a 1W"]
    expected: FAIL

  ["data:,a 1w 1W"]
    expected: FAIL

  ["data:,a Infinityw"]
    expected: FAIL

  ["data:,a 1w Infinityw"]
    expected: FAIL

  ["data:,a NaNw"]
    expected: FAIL

  ["data:,a 1w NaNw"]
    expected: FAIL

  ["data:,a 0x1w"]
    expected: FAIL

  ["data:,a 0X1w"]
    expected: FAIL

  ["data:,a 1\\x01w" (trailing U+0001)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+00A0)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+1680)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+2000)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+2001)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+2002)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+2003)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+2004)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+2005)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+2006)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+2007)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+2008)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+2009)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+200A)]
    expected: FAIL

  ["data:,a 1‌w" (trailing U+200C)]
    expected: FAIL

  ["data:,a 1‍w" (trailing U+200D)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+202F)]
    expected: FAIL

  ["data:,a 1 w" (trailing U+205F)]
    expected: FAIL

  ["data:,a 1　w" (trailing U+3000)]
    expected: FAIL

  ["data:,a 1w" (trailing U+FEFF)]
    expected: FAIL

  ["data:,a \\x011w" (leading U+0001)]
    expected: FAIL

  ["data:,a  1w" (leading U+00A0)]
    expected: FAIL

  ["data:,a  1w" (leading U+1680)]
    expected: FAIL

  ["data:,a  1w" (leading U+2000)]
    expected: FAIL

  ["data:,a  1w" (leading U+2001)]
    expected: FAIL

  ["data:,a  1w" (leading U+2002)]
    expected: FAIL

  ["data:,a  1w" (leading U+2003)]
    expected: FAIL

  ["data:,a  1w" (leading U+2004)]
    expected: FAIL

  ["data:,a  1w" (leading U+2005)]
    expected: FAIL

  ["data:,a  1w" (leading U+2006)]
    expected: FAIL

  ["data:,a  1w" (leading U+2007)]
    expected: FAIL

  ["data:,a  1w" (leading U+2008)]
    expected: FAIL

  ["data:,a  1w" (leading U+2009)]
    expected: FAIL

  ["data:,a  1w" (leading U+200A)]
    expected: FAIL

  ["data:,a ‌1w" (leading U+200C)]
    expected: FAIL

  ["data:,a ‍1w" (leading U+200D)]
    expected: FAIL

  ["data:,a  1w" (leading U+202F)]
    expected: FAIL

  ["data:,a  1w" (leading U+205F)]
    expected: FAIL

  ["data:,a 　1w" (leading U+3000)]
    expected: FAIL

  ["data:,a 1w" (leading U+FEFF)]
    expected: FAIL

  ["data:,a 0x"]
    expected: FAIL

  ["data:,a -0x"]
    expected: FAIL

  ["data:,a 1x -0x"]
    expected: FAIL

  ["data:,a -1x"]
    expected: FAIL

  ["data:,a 1x -1x"]
    expected: FAIL

  ["data:,a 1e0x"]
    expected: FAIL

  ["data:,a 1E0x"]
    expected: FAIL

  ["data:,a 1e-1x"]
    expected: FAIL

  ["data:,a 1.5e1x"]
    expected: FAIL

  ["data:,a -x"]
    expected: FAIL

  ["data:,a .x"]
    expected: FAIL

  ["data:,a -.x"]
    expected: FAIL

  ["data:,a 1.x"]
    expected: FAIL

  ["data:,a .5x"]
    expected: FAIL

  ["data:,a .5e1x"]
    expected: FAIL

  ["data:,a 1x 1.5e1x"]
    expected: FAIL

  ["data:,a 1x 1e1.5x"]
    expected: FAIL

  ["data:,a 1.0x"]
    expected: FAIL

  ["data:,a 1x 1.0x"]
    expected: FAIL

  ["data:,a +1x"]
    expected: FAIL

  ["data:,a 1X"]
    expected: FAIL

  ["data:,a Infinityx"]
    expected: FAIL

  ["data:,a NaNx"]
    expected: FAIL

  ["data:,a 0x1x"]
    expected: FAIL

  ["data:,a 0X1x"]
    expected: FAIL

  ["data:,a 1\\x01x" (trailing U+0001)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+00A0)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+1680)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+2000)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+2001)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+2002)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+2003)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+2004)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+2005)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+2006)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+2007)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+2008)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+2009)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+200A)]
    expected: FAIL

  ["data:,a 1‌x" (trailing U+200C)]
    expected: FAIL

  ["data:,a 1‍x" (trailing U+200D)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+202F)]
    expected: FAIL

  ["data:,a 1 x" (trailing U+205F)]
    expected: FAIL

  ["data:,a 1　x" (trailing U+3000)]
    expected: FAIL

  ["data:,a 1x" (trailing U+FEFF)]
    expected: FAIL

  ["data:,a \\x011x" (leading U+0001)]
    expected: FAIL

  ["data:,a  1x" (leading U+00A0)]
    expected: FAIL

  ["data:,a  1x" (leading U+1680)]
    expected: FAIL

  ["data:,a  1x" (leading U+2000)]
    expected: FAIL

  ["data:,a  1x" (leading U+2001)]
    expected: FAIL

  ["data:,a  1x" (leading U+2002)]
    expected: FAIL

  ["data:,a  1x" (leading U+2003)]
    expected: FAIL

  ["data:,a  1x" (leading U+2004)]
    expected: FAIL

  ["data:,a  1x" (leading U+2005)]
    expected: FAIL

  ["data:,a  1x" (leading U+2006)]
    expected: FAIL

  ["data:,a  1x" (leading U+2007)]
    expected: FAIL

  ["data:,a  1x" (leading U+2008)]
    expected: FAIL

  ["data:,a  1x" (leading U+2009)]
    expected: FAIL

  ["data:,a  1x" (leading U+200A)]
    expected: FAIL

  ["data:,a ‌1x" (leading U+200C)]
    expected: FAIL

  ["data:,a ‍1x" (leading U+200D)]
    expected: FAIL

  ["data:,a  1x" (leading U+202F)]
    expected: FAIL

  ["data:,a  1x" (leading U+205F)]
    expected: FAIL

  ["data:,a 　1x" (leading U+3000)]
    expected: FAIL

  ["data:,a 1x" (leading U+FEFF)]
    expected: FAIL

  ["data:,a 1w 0h"]
    expected: FAIL

  ["data:,a 1w -1h"]
    expected: FAIL

  ["data:,a 1w 1.0h"]
    expected: FAIL

  ["data:,a 1w 1e0h"]
    expected: FAIL

  ["data:,a 1w 1hhh"]
    expected: FAIL

  ["data:,a 1w +1h"]
    expected: FAIL

  ["data:,a 1w 1H"]
    expected: FAIL

  ["data:,a 1w Infinityh"]
    expected: FAIL

  ["data:,a 1w NaNh"]
    expected: FAIL

  ["data:,a 0x1h"]
    expected: FAIL

  ["data:,a 0X1h"]
    expected: FAIL

  ["data:,a 1w 1\\x01h" (trailing U+0001)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+00A0)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+1680)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+2000)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+2001)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+2002)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+2003)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+2004)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+2005)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+2006)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+2007)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+2008)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+2009)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+200A)]
    expected: FAIL

  ["data:,a 1w 1‌h" (trailing U+200C)]
    expected: FAIL

  ["data:,a 1w 1‍h" (trailing U+200D)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+202F)]
    expected: FAIL

  ["data:,a 1w 1 h" (trailing U+205F)]
    expected: FAIL

  ["data:,a 1w 1　h" (trailing U+3000)]
    expected: FAIL

  ["data:,a 1w 1h" (trailing U+FEFF)]
    expected: FAIL

  ["data:,a 1w \\x011h" (leading U+0001)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+00A0)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+1680)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+2000)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+2001)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+2002)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+2003)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+2004)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+2005)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+2006)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+2007)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+2008)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+2009)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+200A)]
    expected: FAIL

  ["data:,a 1w ‌1h" (leading U+200C)]
    expected: FAIL

  ["data:,a 1w ‍1h" (leading U+200D)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+202F)]
    expected: FAIL

  ["data:,a 1w  1h" (leading U+205F)]
    expected: FAIL

  ["data:,a 1w 　1h" (leading U+3000)]
    expected: FAIL

  ["data:,a 1w 1h" (leading U+FEFF)]
    expected: FAIL