layout/style/test/test_compute_data_with_start_struct.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <head>
   4   <title>Test for correct handling of aStartStruct parameter to nsRuleNode::Compute*Data</title>
   5   <script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
   6   <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
   7   <script type="text/javascript" src="property_database.js"></script>
   8   <style type="text/css" id="stylesheet"></style>
   9   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
  10 </head>
  11 <body>
  12 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=216456">Mozilla Bug 216456</a>
  13 <p id="display">
  14   <span id="base"></span>
  15   <span id="test"></span>
  16 </p>
  17 <div id="content" style="display: none">
  18
  19 </div>
  20 <pre id="test">
  21 <script class="testbody" type="text/javascript">
  22
  23 function xfail_computecheck(prop, roundnum) {
  24     return false;
  25 }
  26
  27 function xfail_test(prop, roundnum) {
  28     return false;
  29 }
  30
  31 var gStyleSheet = document.getElementById("stylesheet").sheet;
  32 var gRule1 = gStyleSheet.cssRules[gStyleSheet.insertRule("#base, #test {}", gStyleSheet.cssRules.length)];
  33 var gRule2 = gStyleSheet.cssRules[gStyleSheet.insertRule("#test {}", gStyleSheet.cssRules.length)];
  34
  35 var gBase = getComputedStyle(document.getElementById("base"), "");
  36 var gTest = getComputedStyle(document.getElementById("test"), "");
  37
  38 function round(lower_set, higher_set, roundnum) {
  39
  40   for (var prop in gCSSProperties) {
  41     var info = gCSSProperties[prop];
  42     if (info.backend_only || info.subproperties || info.get_computed)
  43       continue;
  44     gRule1.style.setProperty(prop, info[lower_set][0], "");
  45     gRule2.style.setProperty(prop, info[higher_set][0], "");
  46   }
  47
  48   for (var prop in gCSSProperties) {
  49     var info = gCSSProperties[prop];
  50     if (info.backend_only || info.subproperties || info.get_computed)
  51       continue;
  52
  53     if ("prerequisites" in info) {
  54       for (var prereq in info.prerequisites) {
  55         gRule2.style.setProperty(prereq, info.prerequisites[prereq], "");
  56       }
  57     }
  58
  59     gBase.getPropertyValue(prop);
  60     var higher_set_val = gTest.getPropertyValue(prop);
  61     gRule2.style.setProperty(prop, info[lower_set][0], "");
  62     var lower_set_val = gTest.getPropertyValue(prop);
  63     (xfail_computecheck(prop, roundnum) ? todo_isnot : isnot)(higher_set_val, lower_set_val, "initial and other values of " + prop + " are different");
  64     gRule2.style.removeProperty(prop);
  65     (xfail_test(prop, roundnum) ? todo_is : is)(gTest.getPropertyValue(prop), lower_set_val, prop + " is not touched when its value comes from aStartStruct");
  66
  67     gRule2.style.setProperty(prop, info[higher_set][0], "");
  68     if ("prerequisites" in info) {
  69       for (var prereq in info.prerequisites) {
  70         gRule2.style.setProperty(prereq, gCSSProperties[prereq][higher_set][0], "");
  71       }
  72     }
  73   }
  74 }
  75
  76 round("other_values", "initial_values", 1);
  77 round("initial_values", "other_values", 2);
  78
  79 </script>
  80 </pre>
  81 </body>
  82 </html>