1 files changed, 62 insertions, 0 deletions
diff --git a/dom/inputmethod/mochitest/test_bug1175399.html b/dom/inputmethod/mochitest/test_bug1175399.html
new file mode 100644
index 000000000..64fc85e88
--- /dev/null
+++ b/dom/inputmethod/mochitest/test_bug1175399.html
@@ -0,0 +1,62 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=1175399
+-->
+<head>
+  <title>Test focus when page unloads</title>
+  <script type="application/javascript;version=1.7" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="application/javascript;version=1.7" src="inputmethod_common.js"></script>
+  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1175399">Mozilla Bug 1175399</a>
+<p id="display"></p>
+<pre id="test">
+<script class="testbody" type="application/javascript;version=1.7">
+
+inputmethod_setup(function() {
+  runTest();
+});
+
+let appFrameScript = function appFrameScript() {
+  let input = content.document.body.firstElementChild;
+  input.focus();
+
+  content.setTimeout(function() {
+    sendAsyncMessage('test:step');
+  });
+};
+
+function runTest() {
+  let im = navigator.mozInputMethod;
+
+  // Set current page as an input method.
+  SpecialPowers.wrap(im).setActive(true);
+
+  let iframe = document.createElement('iframe');
+  iframe.src = 'file_test_bug1175399.html';
+  iframe.setAttribute('mozbrowser', true);
+  document.body.appendChild(iframe);
+
+  let mm = SpecialPowers.getBrowserFrameMessageManager(iframe);
+  im.oninputcontextchange = function() {
+    is(false, 'should not receive inputcontextchange event');
+  };
+
+  iframe.addEventListener('mozbrowserloadend', function() {
+    mm.addMessageListener('test:step', function() {
+      let inputcontext = navigator.mozInputMethod.inputcontext;
+      is(inputcontext, null, 'inputcontext is null');
+
+      inputmethod_cleanup();
+    });
+    mm.loadFrameScript('data:,(' + encodeURIComponent(appFrameScript.toString()) + ')();', false);
+  });
+}
+
+</script>
+</pre>
+</body>
+</html>
+