js/xpconnect/tests/chrome/test_APIExposer.xhtml

   1 <?xml version="1.0"?>
   2 <?xml-stylesheet href="chrome://global/skin" type="text/css"?>
   3 <?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
   4                  type="text/css"?>
   5 <!--
   6 https://bugzilla.mozilla.org/show_bug.cgi?id=634156
   7 -->
   8 <window title="Testing API exposing capabilities"
   9   xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
  10   <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  11
  12   <!-- test results are displayed in the html:body -->
  13   <body xmlns="http://www.w3.org/1999/xhtml">
  14   <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=634156"
  15      target="_blank">Mozilla Bug 634156</a>
  16   </body>
  17
  18   <!-- test code goes here -->
  19   <script type="application/javascript"><![CDATA[
  20       var sandbox = new Cu.Sandbox("about:blank");
  21       sandbox.ok = ok;
  22       sandbox.is = is;
  23       Cu.evalInSandbox("Object.defineProperty(Object.prototype, 'getProp', { get: function() { throw 'FAIL: called getter' }, set: function() { throw 'FAIL: called setter'; } })", sandbox);
  24
  25       var obj = Cu.createObjectIn(sandbox);
  26       is(obj, Cu.waiveXrays(obj), "createObjectIn waives");
  27       is(Object.getPrototypeOf(obj), Cu.waiveXrays(Cu.evalInSandbox("Object.prototype", sandbox)),
  28          "Object is a sandbox object");
  29
  30       function genPropDesc(value) {
  31           return { enumerable: true, configurable: true, writable: true,
  32                    value };
  33       }
  34       const props = {
  35           'getProp': genPropDesc(function() { ok(true, "called prop that shadowed a getter"); }),
  36           'argument': genPropDesc(function(arg) { is(arg, 42, "can pass arguments through"); }),
  37           'returnval': genPropDesc(function() { return 42; })
  38       };
  39       Object.defineProperties(obj, props);
  40       Cu.makeObjectPropsNormal(obj);
  41
  42       sandbox.api = obj;
  43       Cu.evalInSandbox("ok(Object.getPrototypeOf(api) === Object.prototype, 'we have the object we expected'); \
  44       api.getProp(); api.argument(42); is(api.returnval(), 42, 'return value was correct');\
  45       ok(typeof api.getProp === 'function', 'functions are functions');\
  46       ok(Object.getPrototypeOf(api.getProp) === Function.prototype, 'functions come from our scope');", sandbox);
  47   ]]></script>
  48 </window>