dom/bindings/test/test_proxies_via_xray.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 https://bugzilla.mozilla.org/show_bug.cgi?id=1021066
   5 -->
   6 <head>
   7   <meta charset="utf-8">
   8   <title>Test for Bug 1021066</title>
   9   <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  10   <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
  11 </head>
  12 <body>
  13 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1021066">Mozilla Bug 1021066</a>
  14 <p id="display"></p>
  15 <div id="content" style="display: none">
  16 <iframe id="t" src="http://example.org/tests/dom/bindings/test/file_proxies_via_xray.html"></iframe>
  17 </div>
  18 <pre id="test">
  19 <script type="application/javascript">
  20
  21 /** Test for Bug 1021066 **/
  22
  23 function test() {
  24   "use strict"; // So we'll get exceptions on sets
  25   var doc = document.getElementById("t").contentWindow.document;
  26   ok(!("x" in doc), "Should have an Xray here");
  27   is(doc.x, undefined, "Really should have an Xray here");
  28   is(doc.wrappedJSObject.x, 5, "And wrapping the right thing");
  29
  30   // Test overridebuiltins binding without named setter
  31   is(doc.y, doc.getElementById("y"),
  32      "Named getter should work on Document");
  33   try {
  34     doc.z = 5;
  35     ok(false, "Should have thrown on set of readonly property on Document");
  36   } catch (e) {
  37     ok(/read-only/.test(e.message),
  38        "Threw the right exception on set of readonly property on Document");
  39   }
  40
  41   doc.w = 5;
  42   is(doc.w, 5, "Should be able to set things that are not named props");
  43
  44   // Test non-overridebuiltins binding without named setter
  45   var l = doc.getElementsByTagName("img");
  46   is(l.y, doc.getElementById("y"),
  47      "Named getter should work on HTMLCollection");
  48   try {
  49     l.z = 5;
  50     ok(false, "Should have thrown on set of readonly property on HTMLCollection");
  51   } catch (e) {
  52     ok(/read-only/.test(e.message),
  53        "Should throw the right exception on set of readonly property on HTMLCollection");
  54   }
  55   try {
  56     l[10] = 5;
  57     ok(false, "Should have thrown on set of indexed property on HTMLCollection");
  58   } catch (e) {
  59     ok(/doesn't have an indexed property setter/.test(e.message),
  60        "Should throw the right exception on set of indexed property on HTMLCollection");
  61   }
  62
  63   // Test overridebuiltins binding with named setter
  64   var d = doc.documentElement.dataset;
  65   d.foo = "bar";
  66   // Check that this actually got passed on to the underlying object.
  67   is(d.wrappedJSObject.foo, "bar",
  68      "Set should get forwarded to the underlying object");
  69   is(doc.documentElement.getAttribute("data-foo"), "bar",
  70      "Attribute setter should have been called");
  71   d.foo = "baz";
  72   // Check that this actually got passed on to the underlying object.
  73   is(d.wrappedJSObject.foo, "baz",
  74      "Set should get forwarded to the underlying object again");
  75   is(doc.documentElement.getAttribute("data-foo"), "baz",
  76      "Attribute setter should have been called again");
  77
  78   // Test non-overridebuiltins binding with named setter
  79   var s = doc.defaultView.localStorage;
  80   s.test_proxies_via_xray = "bar";
  81   // Check that this actually got passed on to the underlying object.
  82   is(s.wrappedJSObject.test_proxies_via_xray, "bar",
  83      "Set should get forwarded to the underlying object without overridebuiltins");
  84   s.test_proxies_via_xray = "baz";
  85   // Check that this actually got passed on to the underlying object.
  86   is(s.wrappedJSObject.test_proxies_via_xray, "baz",
  87      "Set should get forwarded to the underlying object again without overridebuiltins");
  88
  89   SimpleTest.finish();
  90 }
  91
  92 SimpleTest.waitForExplicitFinish();
  93 addLoadEvent(test);
  94
  95 </script>
  96 </pre>
  97 </body>
  98 </html>