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diff --git a/browser/components/sessionstore/test/browser_500328.js b/browser/components/sessionstore/test/browser_500328.js
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--- a/browser/components/sessionstore/test/browser_500328.js
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-/* 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/. */
-
-let checkState = Task.async(function*(browser) {
- // Go back and then forward, and make sure that the state objects received
- // from the popState event are as we expect them to be.
- //
- // We also add a node to the document's body when after going back and make
- // sure it's still there after we go forward -- this is to test that the two
- // history entries correspond to the same document.
-
- let deferred = {};
- deferred.promise = new Promise(resolve => deferred.resolve = resolve);
-
- let popStateCount = 0;
-
- browser.addEventListener("popstate", function(aEvent) {
- if (popStateCount == 0) {
- popStateCount++;
-
- ok(aEvent.state, "Event should have a state property.");
-
- ContentTask.spawn(browser, null, function() {
- is(content.testState, "foo",
- "testState after going back");
- is(JSON.stringify(content.history.state), JSON.stringify({obj1:1}),
- "first popstate object.");
-
- // Add a node with id "new-elem" to the document.
- let doc = content.document;
- ok(!doc.getElementById("new-elem"),
- "doc shouldn't contain new-elem before we add it.");
- let elem = doc.createElement("div");
- elem.id = "new-elem";
- doc.body.appendChild(elem);
- }).then(() => {
- browser.goForward();
- });
- } else if (popStateCount == 1) {
- popStateCount++;
- // When content fires a PopStateEvent and we observe it from a chrome event
- // listener (as we do here, and, thankfully, nowhere else in the tree), the
- // state object will be a cross-compartment wrapper to an object that was
- // deserialized in the content scope. And in this case, since RegExps are
- // not currently Xrayable (see bug 1014991), trying to pull |obj3| (a RegExp)
- // off of an Xrayed Object won't work. So we need to waive.
- ContentTask.spawn(browser, aEvent.state, function(state) {
- Assert.equal(Cu.waiveXrays(state).obj3.toString(),
- "/^a$/", "second popstate object.");
-
- // Make sure that the new-elem node is present in the document. If it's
- // not, then this history entry has a different doc identifier than the
- // previous entry, which is bad.
- let doc = content.document;
- let newElem = doc.getElementById("new-elem");
- ok(newElem, "doc should contain new-elem.");
- newElem.parentNode.removeChild(newElem);
- ok(!doc.getElementById("new-elem"), "new-elem should be removed.");
- }).then(() => {
- browser.removeEventListener("popstate", arguments.callee, true);
- deferred.resolve();
- });
- }
- });
-
- // Set some state in the page's window. When we go back(), the page should
- // be retrieved from bfcache, and this state should still be there.
- yield ContentTask.spawn(browser, null, function() {
- content.testState = "foo";
- });
-
- // Now go back. This should trigger the popstate event handler above.
- browser.goBack();
-
- yield deferred.promise;
-});
-
-add_task(function* test() {
- // Tests session restore functionality of history.pushState and
- // history.replaceState(). (Bug 500328)
-
- // We open a new blank window, let it load, and then load in
- // http://example.com. We need to load the blank window first, otherwise the
- // docshell gets confused and doesn't have a current history entry.
- let state;
- yield BrowserTestUtils.withNewTab({ gBrowser, url: "about:blank" }, function* (browser) {
- BrowserTestUtils.loadURI(browser, "http://example.com");
- yield BrowserTestUtils.browserLoaded(browser);
-
- // After these push/replaceState calls, the window should have three
- // history entries:
- // testURL (state object: null) <-- oldest
- // testURL (state object: {obj1:1})
- // testURL?page2 (state object: {obj3:/^a$/}) <-- newest
- function contentTest() {
- let history = content.window.history;
- history.pushState({obj1:1}, "title-obj1");
- history.pushState({obj2:2}, "title-obj2", "?page2");
- history.replaceState({obj3:/^a$/}, "title-obj3");
- }
- yield ContentTask.spawn(browser, null, contentTest);
- yield TabStateFlusher.flush(browser);
-
- state = ss.getTabState(gBrowser.getTabForBrowser(browser));
- });
-
- // Restore the state into a new tab. Things don't work well when we
- // restore into the old tab, but that's not a real use case anyway.
- yield BrowserTestUtils.withNewTab({ gBrowser, url: "about:blank" }, function* (browser) {
- let tab2 = gBrowser.getTabForBrowser(browser);
-
- let tabRestoredPromise = promiseTabRestored(tab2);
- ss.setTabState(tab2, state, true);
-
- // Run checkState() once the tab finishes loading its restored state.
- yield tabRestoredPromise;
- yield checkState(browser);
- });
-});