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>
---
 .../sessionstore/test/browser_attributes.js        | 83 ++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 browser/components/sessionstore/test/browser_attributes.js

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

diff --git a/browser/components/sessionstore/test/browser_attributes.js b/browser/components/sessionstore/test/browser_attributes.js
new file mode 100644
index 0000000000..336573a508
--- /dev/null
+++ b/browser/components/sessionstore/test/browser_attributes.js
@@ -0,0 +1,83 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * This test makes sure that we correctly preserve tab attributes when storing
+ * and restoring tabs. It also ensures that we skip special attributes like
+ * 'image', 'muted', and 'pending' that need to be
+ * handled differently or internally.
+ */
+
+const PREF = "browser.sessionstore.restore_on_demand";
+
+add_task(async function test() {
+  Services.prefs.setBoolPref(PREF, true);
+  registerCleanupFunction(() => Services.prefs.clearUserPref(PREF));
+
+  // Add a new tab with a nice icon.
+  let tab = BrowserTestUtils.addTab(gBrowser, "about:robots");
+  await promiseBrowserLoaded(tab.linkedBrowser);
+
+  // Because there is debounce logic in ContentLinkHandler.jsm to reduce the
+  // favicon loads, we have to wait some time before checking that icon was
+  // stored properly.
+  await BrowserTestUtils.waitForCondition(
+    () => {
+      return gBrowser.getIcon(tab) != null;
+    },
+    "wait for favicon load to finish",
+    100,
+    5
+  );
+
+  // Check that the tab has an 'image' attribute.
+  ok(tab.hasAttribute("image"), "tab.image exists");
+
+  tab.toggleMuteAudio();
+  // Check that the tab has a 'muted' attribute.
+  ok(tab.hasAttribute("muted"), "tab.muted exists");
+
+  // Make sure we do not persist 'image' and 'muted' attributes.
+  ss.persistTabAttribute("image");
+  ss.persistTabAttribute("muted");
+  let { attributes } = JSON.parse(ss.getTabState(tab));
+  ok(!("image" in attributes), "'image' attribute not saved");
+  ok(!("muted" in attributes), "'muted' attribute not saved");
+  ok(!("custom" in attributes), "'custom' attribute not saved");
+
+  // Test persisting a custom attribute.
+  tab.setAttribute("custom", "foobar");
+  ss.persistTabAttribute("custom");
+
+  ({ attributes } = JSON.parse(ss.getTabState(tab)));
+  is(attributes.custom, "foobar", "'custom' attribute is correct");
+
+  // Make sure we're backwards compatible and restore old 'image' attributes.
+  let state = {
+    entries: [{ url: "about:mozilla", triggeringPrincipal_base64 }],
+    attributes: { custom: "foobaz" },
+    image: gBrowser.getIcon(tab),
+  };
+
+  // Prepare a pending tab waiting to be restored.
+  let promise = promiseTabRestoring(tab);
+  ss.setTabState(tab, JSON.stringify(state));
+  await promise;
+
+  ok(tab.hasAttribute("pending"), "tab is pending");
+  is(gBrowser.getIcon(tab), state.image, "tab has correct icon");
+  ok(!state.attributes.image, "'image' attribute not saved");
+
+  // Let the pending tab load.
+  gBrowser.selectedTab = tab;
+  await promiseTabRestored(tab);
+
+  // Ensure no 'image' or 'pending' attributes are stored.
+  ({ attributes } = JSON.parse(ss.getTabState(tab)));
+  ok(!("image" in attributes), "'image' attribute not saved");
+  ok(!("pending" in attributes), "'pending' attribute not saved");
+  is(attributes.custom, "foobaz", "'custom' attribute is correct");
+
+  // Clean up.
+  gBrowser.removeTab(tab);
+});
-- 
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