1 files changed, 74 insertions, 0 deletions
diff --git a/browser/base/content/test/chrome/test_aboutRestartRequired.xhtml b/browser/base/content/test/chrome/test_aboutRestartRequired.xhtml
new file mode 100644
index 0000000000..5db3b40242
--- /dev/null
+++ b/browser/base/content/test/chrome/test_aboutRestartRequired.xhtml
@@ -0,0 +1,74 @@
+<?xml version="1.0"?>
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<?xml-stylesheet href="chrome://global/skin/global.css" type="text/css"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?>
+
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js" />
+  <iframe type="content" id="frame1"/>
+  <iframe type="content" id="frame2" onload="doTest()"/>
+  <script type="application/javascript"><![CDATA[
+    SimpleTest.waitForExplicitFinish();
+
+    // Load error pages do not fire "load" events, so let's use a progressListener.
+    function waitForErrorPage(frame) {
+      return new Promise(resolve => {
+        let progressListener = {
+          onLocationChange(aWebProgress, aRequest, aLocation, aFlags) {
+            if (aFlags & Ci.nsIWebProgressListener.LOCATION_CHANGE_ERROR_PAGE) {
+              frame.docShell.QueryInterface(Ci.nsIInterfaceRequestor)
+                            .getInterface(Ci.nsIWebProgress)
+                            .removeProgressListener(progressListener,
+                                                    Ci.nsIWebProgress.NOTIFY_LOCATION);
+
+              resolve();
+            }
+          },
+
+          QueryInterface: ChromeUtils.generateQI(["nsIWebProgressListener",
+                                                  "nsISupportsWeakReference"])
+        };
+
+        frame.docShell.QueryInterface(Ci.nsIInterfaceRequestor)
+                      .getInterface(Ci.nsIWebProgress)
+                      .addProgressListener(progressListener,
+                                           Ci.nsIWebProgress.NOTIFY_LOCATION);
+      });
+    }
+
+  function doTest() {
+    (async function testBody() {
+      let frame1 = document.getElementById("frame1");
+      let frame2 = document.getElementById("frame2");
+      let uri1 = Services.io.newURI("http://www.example.com/1");
+      let uri2 = Services.io.newURI("http://www.example.com/2");
+
+      let errorPageReady = waitForErrorPage(frame1);
+      frame1.docShell.displayLoadError(Cr.NS_ERROR_BUILDID_MISMATCH, uri1, null);
+
+      await errorPageReady;
+      frame1.docShell.chromeEventHandler.removeAttribute("crashedPageTitle");
+
+      SimpleTest.is(frame1.contentDocument.documentURI,
+                    "about:restartrequired?e=restartrequired&u=http%3A//www.example.com/1&c=UTF-8&d=%20",
+                    "Correct about:restartrequired displayed for page with title.");
+
+      errorPageReady = waitForErrorPage(frame2);
+      frame2.docShell.displayLoadError(Cr.NS_ERROR_BUILDID_MISMATCH, uri2, null);
+
+      await errorPageReady;
+
+      SimpleTest.is(frame2.contentDocument.documentURI,
+                    "about:restartrequired?e=restartrequired&u=http%3A//www.example.com/2&c=UTF-8&d=%20",
+                    "Correct about:restartrequired displayed for page with no title.");
+
+      SimpleTest.finish();
+    })().catch(ex => SimpleTest.ok(false, ex));
+  }
+  ]]></script>
+
+  <body xmlns="http://www.w3.org/1999/xhtml" style="height: 300px; overflow: auto;" />
+</window>