third_party/WebKit/LayoutTests/http/tests/security/resources/link-crossorigin-common.js

   1 // Tiny test rig for all security/link-crossorigin-*.html tests,
   2 // which exercise <link> + CORS variations.
   3
   4 window.jsTestIsAsync = true;
   5
   6 if (window.testRunner) {
   7     testRunner.dumpAsText();
   8     testRunner.waitUntilDone();
   9 }
  10
  11 // The common case is to have four sub-tests. To override
  12 // for a test, assign window.testCount.
  13 var defaultTestCount = 4;
  14
  15 var eventCount = 0;
  16 testCount = window.testCount || defaultTestCount;
  17
  18 function finish(pass, msg, event) {
  19     if (pass)
  20         testPassed(msg || "");
  21     else
  22         testFailed(msg || "");
  23
  24     // Verify that the stylesheet is (in)accessible.
  25     // (only report failures so as to avoid subtest ordering instability.)
  26     if (event !== undefined && event.target && event.target.rel === "stylesheet") {
  27         for (var i = 0; i < document.styleSheets.length; ++i) {
  28             if (document.styleSheets[i].href !== event.target.href)
  29                 continue;
  30             if (event.type === "load") {
  31                 try {
  32                     if (document.styleSheets[i].cssRules[0].cssText.length >= 0)
  33                        ;
  34                     if (document.styleSheets[i].cssRules[0].cssText.indexOf("green") == -1)
  35                         testFailed("Failed to find occurrence of 'green' in stylesheet: " + event.target.href);
  36                 } catch (e) {
  37                     testFailed("Failed to access contents of stylesheet: " + event.target.href);
  38                 }
  39             } else {
  40                 try {
  41                     // Will throw as .cssRules should return 0.
  42                     if (document.styleSheets[i].cssRules[0].cssRules[0])
  43                         ;
  44                     testFailed("Should not be able to access contents of stylesheet: " + event.target.href);
  45                 } catch (e) {
  46                     ;
  47                 }
  48             }
  49             break;
  50         }
  51     }
  52     if (++eventCount >= testCount)
  53         finishJSTest();
  54 }
  55
  56 function pass(event) { finish(true, "", event); }
  57 function fail(event) { finish(false, "", event); }