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>
---
 .../components/sessionstore/test/browser_526613.js | 86 ++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 browser/components/sessionstore/test/browser_526613.js

(limited to 'browser/components/sessionstore/test/browser_526613.js')

diff --git a/browser/components/sessionstore/test/browser_526613.js b/browser/components/sessionstore/test/browser_526613.js
new file mode 100644
index 0000000000..ba3f03ef32
--- /dev/null
+++ b/browser/components/sessionstore/test/browser_526613.js
@@ -0,0 +1,86 @@
+/* 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/. */
+
+function test() {
+  /** Test for Bug 526613 **/
+
+  // test setup
+  waitForExplicitFinish();
+
+  function browserWindowsCount(expected) {
+    let count = 0;
+    for (let win of Services.wm.getEnumerator("navigator:browser")) {
+      if (!win.closed) {
+        ++count;
+      }
+    }
+    is(
+      count,
+      expected,
+      "number of open browser windows according to nsIWindowMediator"
+    );
+    let state = ss.getBrowserState();
+    info(state);
+    is(
+      JSON.parse(state).windows.length,
+      expected,
+      "number of open browser windows according to getBrowserState"
+    );
+  }
+
+  browserWindowsCount(1);
+
+  // backup old state
+  let oldState = ss.getBrowserState();
+  // create a new state for testing
+  let testState = {
+    windows: [
+      { tabs: [{ entries: [{ url: "http://example.com/" }] }], selected: 1 },
+      { tabs: [{ entries: [{ url: "about:mozilla" }] }], selected: 1 },
+    ],
+    // make sure the first window is focused, otherwise when restoring the
+    // old state, the first window is closed and the test harness gets unloaded
+    selectedWindow: 1,
+  };
+
+  let pass = 1;
+  function observer(aSubject, aTopic, aData) {
+    is(
+      aTopic,
+      "sessionstore-browser-state-restored",
+      "The sessionstore-browser-state-restored notification was observed"
+    );
+
+    if (pass++ == 1) {
+      browserWindowsCount(2);
+
+      // let the first window be focused (see above)
+      function pollMostRecentWindow() {
+        if (Services.wm.getMostRecentWindow("navigator:browser") == window) {
+          ss.setBrowserState(oldState);
+        } else {
+          info("waiting for the current window to become active");
+          setTimeout(pollMostRecentWindow, 0);
+          window.focus(); // XXX Why is this needed?
+        }
+      }
+      pollMostRecentWindow();
+    } else {
+      browserWindowsCount(1);
+      ok(
+        !window.closed,
+        "Restoring the old state should have left this window open"
+      );
+      Services.obs.removeObserver(
+        observer,
+        "sessionstore-browser-state-restored"
+      );
+      finish();
+    }
+  }
+  Services.obs.addObserver(observer, "sessionstore-browser-state-restored");
+
+  // set browser to test state
+  ss.setBrowserState(JSON.stringify(testState));
+}
-- 
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