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_policy_override_postupdatepage.js      | 132 +++++++++++++++++++++
 1 file changed, 132 insertions(+)
 create mode 100644 browser/components/enterprisepolicies/tests/browser/browser_policy_override_postupdatepage.js

(limited to 'browser/components/enterprisepolicies/tests/browser/browser_policy_override_postupdatepage.js')

diff --git a/browser/components/enterprisepolicies/tests/browser/browser_policy_override_postupdatepage.js b/browser/components/enterprisepolicies/tests/browser/browser_policy_override_postupdatepage.js
new file mode 100644
index 0000000000..2208ee955f
--- /dev/null
+++ b/browser/components/enterprisepolicies/tests/browser/browser_policy_override_postupdatepage.js
@@ -0,0 +1,132 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// This test was based on the test browser_bug538331.js
+
+const UPDATE_PROVIDED_PAGE = "https://default.example.com/";
+const POLICY_PROVIDED_PAGE = "https://policy.example.com/";
+
+const PREF_MSTONE = "browser.startup.homepage_override.mstone";
+
+/*
+ * The important parts for this test are:
+ *  - actions="showURL"
+ *  - openURL="${UPDATE_PROVIDED_PAGE}"
+ */
+const XML_UPDATE = `<?xml version="1.0"?>
+<updates xmlns="http://www.mozilla.org/2005/app-update">
+  <update appVersion="1.0" buildID="20080811053724" channel="nightly"
+          displayVersion="Version 1.0" installDate="1238441400314"
+          isCompleteUpdate="true" name="Update Test 1.0" type="minor"
+          detailsURL="http://example.com/" previousAppVersion="1.0"
+          serviceURL="https://example.com/" statusText="The Update was successfully installed"
+          foregroundDownload="true"
+          actions="showURL"
+          openURL="${UPDATE_PROVIDED_PAGE}">
+    <patch type="complete" URL="http://example.com/" size="775" selected="true" state="succeeded"/>
+  </update>
+</updates>`;
+
+add_task(async function test_override_postupdate_page() {
+  let originalMstone = Services.prefs.getCharPref(PREF_MSTONE);
+  // Set the preferences needed for the test: they will be cleared up
+  // after it runs.
+  await SpecialPowers.pushPrefEnv({ set: [[PREF_MSTONE, originalMstone]] });
+
+  registerCleanupFunction(async () => {
+    let activeUpdateFile = getActiveUpdateFile();
+    activeUpdateFile.remove(false);
+    reloadUpdateManagerData(true);
+  });
+
+  writeUpdatesToXMLFile(XML_UPDATE);
+  reloadUpdateManagerData(false);
+
+  is(
+    getPostUpdatePage(),
+    UPDATE_PROVIDED_PAGE,
+    "Post-update page was provided by active-update.xml."
+  );
+
+  // Now perform the same action but set the policy to override this page
+  await setupPolicyEngineWithJson({
+    policies: {
+      OverridePostUpdatePage: POLICY_PROVIDED_PAGE,
+    },
+  });
+
+  is(
+    getPostUpdatePage(),
+    POLICY_PROVIDED_PAGE,
+    "Post-update page was provided by policy."
+  );
+});
+
+function getPostUpdatePage() {
+  Services.prefs.setCharPref(PREF_MSTONE, "PreviousMilestone");
+  return Cc["@mozilla.org/browser/clh;1"].getService(Ci.nsIBrowserHandler)
+    .defaultArgs;
+}
+
+/**
+ * Removes the updates.xml file and returns the nsIFile for the
+ * active-update.xml file.
+ *
+ * @return  The nsIFile for the active-update.xml file.
+ */
+function getActiveUpdateFile() {
+  let updateRootDir = Services.dirsvc.get("UpdRootD", Ci.nsIFile);
+  let updatesFile = updateRootDir.clone();
+  updatesFile.append("updates.xml");
+  if (updatesFile.exists()) {
+    // The following is non-fatal.
+    try {
+      updatesFile.remove(false);
+    } catch (e) {}
+  }
+  let activeUpdateFile = updateRootDir.clone();
+  activeUpdateFile.append("active-update.xml");
+  return activeUpdateFile;
+}
+
+/**
+ * Reloads the update xml files.
+ *
+ * @param  skipFiles (optional)
+ *         If true, the update xml files will not be read and the metadata will
+ *         be reset. If false (the default), the update xml files will be read
+ *         to populate the update metadata.
+ */
+function reloadUpdateManagerData(skipFiles = false) {
+  Cc["@mozilla.org/updates/update-manager;1"]
+    .getService(Ci.nsIUpdateManager)
+    .QueryInterface(Ci.nsIObserver)
+    .observe(null, "um-reload-update-data", skipFiles ? "skip-files" : "");
+}
+
+/**
+ * Writes the updates specified to the active-update.xml file.
+ *
+ * @param  aText
+ *         The updates represented as a string to write to the active-update.xml
+ *         file.
+ */
+function writeUpdatesToXMLFile(aText) {
+  const PERMS_FILE = 0o644;
+
+  const MODE_WRONLY = 0x02;
+  const MODE_CREATE = 0x08;
+  const MODE_TRUNCATE = 0x20;
+
+  let activeUpdateFile = getActiveUpdateFile();
+  if (!activeUpdateFile.exists()) {
+    activeUpdateFile.create(Ci.nsIFile.NORMAL_FILE_TYPE, PERMS_FILE);
+  }
+  let fos = Cc["@mozilla.org/network/file-output-stream;1"].createInstance(
+    Ci.nsIFileOutputStream
+  );
+  let flags = MODE_WRONLY | MODE_CREATE | MODE_TRUNCATE;
+  fos.init(activeUpdateFile, flags, PERMS_FILE, 0);
+  fos.write(aText, aText.length);
+  fos.close();
+}
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