1 files changed, 44 insertions, 0 deletions
diff --git a/dom/base/test/test_bug392318.html b/dom/base/test/test_bug392318.html
new file mode 100644
index 0000000000..112468f894
--- /dev/null
+++ b/dom/base/test/test_bug392318.html
@@ -0,0 +1,44 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=392318
+-->
+<head>
+  <title>Test for Bug 392318</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+  <script class="testbody" type="text/javascript">
+  /** Test for Bug 392318 **/
+  
+  SimpleTest.waitForExplicitFinish();
+  var testRan = false;
+  
+  function runTest() {
+    isnot($("t").offsetWidth, 0, "Unexpected offsetWidth");
+    testRan = true;
+  }
+  
+  document.addEventListener("DOMContentLoaded", runTest);
+  
+  addLoadEvent(function() {
+    is(testRan, true, "Onload firing too early");
+  });
+  
+  addLoadEvent(SimpleTest.finish);
+  </script>
+  <!-- IMPORTANT: This sheet must come after the test that sets up the
+       DOMContentLoaded handler and before the <body> -->
+  <link rel="stylesheet" type="text/css" href="data:text/css;%20charset=utf-8,%23t%20%7B%0Awidth%3A%20200px%3B%0Aborder%3A%201px%20solid%20black%3B%0Aheight%3A%20100px%3B%0A%7D">
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=392318">Mozilla Bug 392318</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+  
+</div>
+<pre id="test">
+<div id="t"></div>
+</pre>
+</body>
+</html>
+