third_party/WebKit/LayoutTests/fast/xpath/ambiguous-operators.html

   1 <html>
   2 <head>
   3 <script src="../../resources/js-test.js"></script>
   4 <script src="xpath-test-pre.js"></script>
   5 <style>
   6 #context {display:none}
   7 </style>
   8 </head>
   9 <body>
  10 <p>Test that an NCName and * are interpreted as an operator when in
  11 binary operator context, and as a NameTest otherwise.
  12
  13 <p>See <a href="http://bugs.webkit.org/show_bug.cgi?id=50366">bug 50366</a>:
  14 XPath lexer misinterprets expression starting with "div".</p>
  15
  16 <div id="console"></div>
  17
  18 <div id="context">
  19   <div id="two" div="x">2</div>
  20 </div>
  21
  22 <script>
  23 var context = document.getElementById('context');
  24 var div = document.getElementById('two');
  25
  26 // =========== div ===========
  27
  28 test(document, context, "div", [div], null);  // div with no preceding token
  29 test(document, context, "  div", [div], null);
  30 // div following every possible [28] ExprToken http://www.w3.org/TR/xpath/
  31 test(document, context, "(div) div (div)", 2/2, null);  // div after ( and )
  32 test(document, context, "self::node()[div] div 1", 2/1, null);  // div after [ and ]
  33 test(document, context, ". div .", 2/2, null);  // div after .
  34 test(document, div, ".. div ..", 2/2, null);  // div after ..
  35 test(document, context, "string(div/@div)", "x", null);  // div after @
  36 test(document, context, "substring-before('1992', div)", "199", null);  // div after ,
  37 test(document, div, "self::div", [div], null);  // div after ::
  38 test(document, context, "* div 4", 2/4, null);  // div after NameTest *
  39 test(document, context, "'3' div 4", 3/4, null);  // div after Literal
  40 test(document, context, "\"3\" div 4", 3/4, null);  // div after Literal
  41 test(document, context, "12 div 4", 12/4, null);  // div after Number
  42
  43 // div following every [32] Operator
  44 test(document, context, "true() and div", true, null);  // div after OperatorName and
  45 test(document, context, "false() or div", true, null);  // div after OperatorName or
  46 test(document, context, "div mod div", 0, null);  // div after OperatorName mod
  47 test(document, context, "div div div", 1, null);  // div after OperatorName div
  48 test(document, context, "3 * div", 6, null);  // div after MultiplyOperator
  49 test(document, context, "div/div", [], null);  // div after /
  50 test(document, context, "div//div", [], null);  // div after //
  51 test(document, context, "zz|div", [div], null);  // div after |
  52 test(document, context, "div+div", 4, null);  // div after +
  53 test(document, context, "- - div", 2, null);  // div after unary -
  54 test(document, context, "5 -div", 3, null);  // div after binary -
  55 test(document, context, "div=div", true, null);  // div after =
  56 test(document, context, "div!=div", false, null);  // div after =
  57 test(document, context, "div<div", false, null);  // div after <
  58 test(document, context, "div<=div", true, null);  // div after <=
  59 test(document, context, "div>div", false, null);  // div after >
  60 test(document, context, "div>=div", true, null);  // div after >=
  61
  62
  63 // =========== * ===========
  64
  65 test(document, context, "*", [div], null);  // * with no preceding token
  66 test(document, context, "  *", [div], null);
  67 // * following every possible [28] ExprToken http://www.w3.org/TR/xpath/
  68 test(document, context, "(*) * (*)", 2*2, null);  // * after ( and )
  69 test(document, context, "self::node()[*] * 1", 2*1, null);  // * after [ and ]
  70 test(document, context, ". * .", 2*2, null);  // * after .
  71 test(document, div, ".. * ..", 2*2, null);  // * after ..
  72 // (* can't follow @)
  73 test(document, context, "substring-before('1992', *)", "199", null);  // * after ,
  74 test(document, div, "self::*", [div], null);  // * after ::
  75 test(document, context, "* * 4", 2*4, null);  // * after NameTest *
  76 test(document, context, "'3' * 4", 3*4, null);  // * after Literal
  77 test(document, context, "\"3\" * 4", 3*4, null);  // * after Literal
  78 test(document, context, "12 * 4", 12*4, null);  // * after Number
  79
  80 // * following every [32] Operator
  81 test(document, context, "true() and *", true, null);  // * after OperatorName and
  82 test(document, context, "false() or *", true, null);  // * after OperatorName or
  83 test(document, context, "* mod *", 0, null);  // * after OperatorName mod
  84 test(document, context, "* div *", 1, null);  // * after OperatorName div
  85 test(document, context, "3 * *", 6, null);  // * after MultiplyOperator
  86 test(document, context, "*/*", [], null);  // * after /
  87 test(document, context, "*//*", [], null);  // * after //
  88 test(document, context, "zz|*", [div], null);  // * after |
  89 test(document, context, "*+*", 4, null);  // * after +
  90 test(document, context, "- - *", 2, null);  // * after unary -
  91 test(document, context, "5 -*", 3, null);  // * after binary -
  92 test(document, context, "*=*", true, null);  // * after =
  93 test(document, context, "*!=*", false, null);  // * after =
  94 test(document, context, "*<*", false, null);  // * after <
  95 test(document, context, "*<=*", true, null);  // * after <=
  96 test(document, context, "*>*", false, null);  // * after >
  97 test(document, context, "*>=*", true, null);  // * after >=
  98
  99 var xmlDoc = (new DOMParser).parseFromString("<or xmlns='uri'>5</or>", "text/xml");
 100 var nsResolver = function(prefix) {return 'uri';}
 101 // div and * after :
 102 test(xmlDoc, xmlDoc, "or:or", [xmlDoc.documentElement], nsResolver);
 103 test(xmlDoc, xmlDoc, "or:*", [xmlDoc.documentElement], nsResolver);
 104
 105 // A few tests with mod as well
 106 var xmlDoc2 = (new DOMParser).parseFromString("<mod and='x'>8</mod>", "text/xml");
 107 test(xmlDoc2, xmlDoc2, "mod", [xmlDoc2.documentElement], null);
 108 test(xmlDoc2, xmlDoc2, "mod mod mod", 0, null);
 109 test(xmlDoc2, xmlDoc2, "(mod) mod 5", 3, null);
 110 test(xmlDoc2, xmlDoc2, "string(mod/@and)", 'x', null);
 111 </script>
 112 </body>
 113 </html>