From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 .../test/browser_async_duplicate_tab.js            | 78 ++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 browser/components/sessionstore/test/browser_async_duplicate_tab.js

(limited to 'browser/components/sessionstore/test/browser_async_duplicate_tab.js')

diff --git a/browser/components/sessionstore/test/browser_async_duplicate_tab.js b/browser/components/sessionstore/test/browser_async_duplicate_tab.js
new file mode 100644
index 000000000..8696a284f
--- /dev/null
+++ b/browser/components/sessionstore/test/browser_async_duplicate_tab.js
@@ -0,0 +1,78 @@
+"use strict";
+
+const URL = "data:text/html;charset=utf-8,<a href=%23>clickme</a>";
+
+add_task(function* test_duplicate() {
+  // Create new tab.
+  let tab = gBrowser.addTab(URL);
+  let browser = tab.linkedBrowser;
+  yield promiseBrowserLoaded(browser);
+
+  // Flush to empty any queued update messages.
+  yield TabStateFlusher.flush(browser);
+
+  // Click the link to navigate, this will add second shistory entry.
+  yield ContentTask.spawn(browser, null, function* () {
+    return new Promise(resolve => {
+      addEventListener("hashchange", function onHashChange() {
+        removeEventListener("hashchange", onHashChange);
+        resolve();
+      });
+
+      // Click the link.
+      content.document.querySelector("a").click();
+    });
+  });
+
+  // Duplicate the tab.
+  let tab2 = ss.duplicateTab(window, tab);
+
+  // Wait until the tab has fully restored.
+  yield promiseTabRestored(tab2);
+  yield TabStateFlusher.flush(tab2.linkedBrowser);
+
+  // There should be two history entries now.
+  let {entries} = JSON.parse(ss.getTabState(tab2));
+  is(entries.length, 2, "there are two shistory entries");
+
+  // Cleanup.
+  yield promiseRemoveTab(tab2);
+  yield promiseRemoveTab(tab);
+});
+
+add_task(function* test_duplicate_remove() {
+  // Create new tab.
+  let tab = gBrowser.addTab(URL);
+  let browser = tab.linkedBrowser;
+  yield promiseBrowserLoaded(browser);
+
+  // Flush to empty any queued update messages.
+  yield TabStateFlusher.flush(browser);
+
+  // Click the link to navigate, this will add second shistory entry.
+  yield ContentTask.spawn(browser, null, function* () {
+    return new Promise(resolve => {
+      addEventListener("hashchange", function onHashChange() {
+        removeEventListener("hashchange", onHashChange);
+        resolve();
+      });
+
+      // Click the link.
+      content.document.querySelector("a").click();
+    });
+  });
+
+  // Duplicate the tab.
+  let tab2 = ss.duplicateTab(window, tab);
+
+  // Before the duplication finished, remove the tab.
+  yield Promise.all([promiseRemoveTab(tab), promiseTabRestored(tab2)]);
+  yield TabStateFlusher.flush(tab2.linkedBrowser);
+
+  // There should be two history entries now.
+  let {entries} = JSON.parse(ss.getTabState(tab2));
+  is(entries.length, 2, "there are two shistory entries");
+
+  // Cleanup.
+  yield promiseRemoveTab(tab2);
+});
-- 
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