From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../browser_restore_session_in_undoCloseTab.js     | 56 ++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 browser/components/sessionstore/test/browser_restore_session_in_undoCloseTab.js

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

diff --git a/browser/components/sessionstore/test/browser_restore_session_in_undoCloseTab.js b/browser/components/sessionstore/test/browser_restore_session_in_undoCloseTab.js
new file mode 100644
index 0000000000..a64f432eeb
--- /dev/null
+++ b/browser/components/sessionstore/test/browser_restore_session_in_undoCloseTab.js
@@ -0,0 +1,56 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const { _LastSession } = ChromeUtils.importESModule(
+  "resource:///modules/sessionstore/SessionStore.sys.mjs"
+);
+
+/**
+ * Tests that if the user invokes undoCloseTab in a window for which there are no
+ * tabs to undo closing, that we attempt to restore the previous session if one
+ * exists.
+ */
+add_task(async function test_restore_session_in_undoCloseTab() {
+  forgetClosedTabs(window);
+  registerCleanupFunction(() => {
+    forgetClosedTabs(window);
+  });
+
+  const state = {
+    windows: [
+      {
+        tabs: [
+          {
+            entries: [
+              {
+                url: "https://example.org/",
+                triggeringPrincipal_base64,
+              },
+            ],
+          },
+          {
+            entries: [
+              {
+                url: "https://example.com/",
+                triggeringPrincipal_base64,
+              },
+            ],
+          },
+        ],
+        selected: 2,
+      },
+    ],
+  };
+
+  _LastSession.setState(state);
+
+  let sessionRestored = promiseSessionStoreLoads(2 /* total restored tabs */);
+  let result = undoCloseTab();
+  await sessionRestored;
+  Assert.equal(result, null);
+  Assert.equal(gBrowser.tabs.length, 2);
+
+  gBrowser.removeAllTabsBut(gBrowser.tabs[0]);
+});
-- 
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