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_capabilities.js      | 90 ++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 browser/components/sessionstore/test/browser_capabilities.js

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

diff --git a/browser/components/sessionstore/test/browser_capabilities.js b/browser/components/sessionstore/test/browser_capabilities.js
new file mode 100644
index 0000000000..f02b0ede76
--- /dev/null
+++ b/browser/components/sessionstore/test/browser_capabilities.js
@@ -0,0 +1,90 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * These tests ensures that disabling features by flipping nsIDocShell.allow*
+ * properties are (re)stored as disabled. Disallowed features must be
+ * re-enabled when the tab is re-used by another tab restoration.
+ */
+add_task(async function docshell_capabilities() {
+  let tab = await createTab();
+  let browser = tab.linkedBrowser;
+  let { browsingContext, docShell } = browser;
+
+  // Get the list of capabilities for docShells.
+  let flags = Object.keys(docShell).filter(k => k.startsWith("allow"));
+
+  // Check that everything is allowed by default for new tabs.
+  let state = JSON.parse(ss.getTabState(tab));
+  ok(!("disallow" in state), "everything allowed by default");
+  ok(
+    flags.every(f => docShell[f]),
+    "all flags set to true"
+  );
+
+  // Flip a couple of allow* flags.
+  docShell.allowImages = false;
+  docShell.allowMetaRedirects = false;
+  browsingContext.allowJavascript = false;
+
+  // Now reload the document to ensure that these capabilities
+  // are taken into account.
+  browser.reload();
+  await promiseBrowserLoaded(browser);
+
+  // Flush to make sure chrome received all data.
+  await TabStateFlusher.flush(browser);
+
+  // Check that we correctly save disallowed features.
+  let disallowedState = JSON.parse(ss.getTabState(tab));
+  let disallow = new Set(disallowedState.disallow.split(","));
+  ok(disallow.has("Images"), "images not allowed");
+  ok(disallow.has("MetaRedirects"), "meta redirects not allowed");
+  is(disallow.size, 2, "two capabilities disallowed");
+
+  // Reuse the tab to restore a new, clean state into it.
+  await promiseTabState(tab, {
+    entries: [{ url: "about:robots", triggeringPrincipal_base64 }],
+  });
+
+  // Flush to make sure chrome received all data.
+  await TabStateFlusher.flush(browser);
+
+  // After restoring disallowed features must be available again.
+  state = JSON.parse(ss.getTabState(tab));
+  ok(!("disallow" in state), "everything allowed again");
+  ok(
+    flags.every(f => docShell[f]),
+    "all flags set to true"
+  );
+
+  // Restore the state with disallowed features.
+  await promiseTabState(tab, disallowedState);
+
+  // Check that docShell flags are set.
+  ok(!docShell.allowImages, "images not allowed");
+  ok(!docShell.allowMetaRedirects, "meta redirects not allowed");
+
+  // Check that docShell allowJavascript flag is not set.
+  ok(browsingContext.allowJavascript, "Javascript still allowed");
+
+  // Check that we correctly restored features as disabled.
+  state = JSON.parse(ss.getTabState(tab));
+  disallow = new Set(state.disallow.split(","));
+  ok(disallow.has("Images"), "images not allowed anymore");
+  ok(disallow.has("MetaRedirects"), "meta redirects not allowed anymore");
+  ok(!disallow.has("Javascript"), "Javascript still allowed");
+  is(disallow.size, 2, "two capabilities disallowed");
+
+  // Clean up after ourselves.
+  gBrowser.removeTab(tab);
+});
+
+async function createTab() {
+  let tab = BrowserTestUtils.addTab(gBrowser, "about:rights");
+  let browser = tab.linkedBrowser;
+  await promiseBrowserLoaded(browser);
+  return tab;
+}
-- 
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