[processing-instruction-attributes.html]
  [Processing instruction attribute mutation from DOM]
    expected: FAIL

  [Processing instruction attribute mutation from parser]
    expected: FAIL

  [Processing instruction attribute mutation from XML]
    expected: FAIL

  [Processing instruction attributes with xml-stylesheet in HTML document]
    expected: FAIL

  [Processing instruction attributes with xml-stylesheet in XML document]
    expected: FAIL

  [Processing instruction toggleAttribute]
    expected: FAIL

  [check attribute value: = (source: DOM)]
    expected: FAIL

  [check attribute value: = (source: parser)]
    expected: FAIL

  [check attribute value: = (source: xml)]
    expected: FAIL

  [check attribute value: axx" (source: DOM)]
    expected: FAIL

  [check attribute value: axx" (source: parser)]
    expected: FAIL

  [check attribute value: axx" (source: xml)]
    expected: FAIL

  [check attribute value: axx> (source: DOM)]
    expected: FAIL

  [check attribute value: axx> (source: parser)]
    expected: FAIL

  [check attribute value: axx> (source: xml)]
    expected: FAIL

  [check attribute value: some<> (source: DOM)]
    expected: FAIL

  [check attribute value: some<> (source: parser)]
    expected: FAIL

  [check attribute value: some<> (source: xml)]
    expected: FAIL

  [check attribute value: '""' (source: DOM)]
    expected: FAIL

  [check attribute value: '""' (source: parser)]
    expected: FAIL

  [check attribute value: '""' (source: xml)]
    expected: FAIL

  [check attribute value: aa"aa" (source: DOM)]
    expected: FAIL

  [check attribute value: aa"aa" (source: parser)]
    expected: FAIL

  [check attribute value: aa"aa" (source: xml)]
    expected: FAIL

  [Invalid attribute name: =]
    expected: FAIL

  [Invalid attribute name: a=]
    expected: FAIL

  [Invalid attribute name: =x]
    expected: FAIL

  [Invalid attribute name: b>]
    expected: FAIL

  [Invalid attribute name: >]
    expected: FAIL

  [Invalid attribute name: >x]
    expected: FAIL

  [Invalid attribute name: /x/]
    expected: FAIL

  [Invalid attribute name: /]
    expected: FAIL

  [Invalid attribute name: x/]
    expected: FAIL

  [Invalid attribute name: x\t]
    expected: FAIL

  [Invalid attribute name: \tx]
    expected: FAIL

  [Invalid attribute name: x\n]
    expected: FAIL

  [Invalid attribute name: \nx]
    expected: FAIL

  [Invalid attribute name: x\r]
    expected: FAIL

  [Invalid attribute name: \rx]
    expected: FAIL

  [Equivalent attribute name (source: DOM): ABC -> abc]
    expected: FAIL

  [Equivalent attribute name (source: parser): ABC -> abc]
    expected: FAIL

  [Equivalent attribute name (source: DOM): abC -> abc]
    expected: FAIL

  [Equivalent attribute name (source: parser): abC -> abc]
    expected: FAIL

  [Equivalent attribute name (source: DOM): x123A -> x123a]
    expected: FAIL

  [Equivalent attribute name (source: parser): x123A -> x123a]
    expected: FAIL