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>
---
 .../unit/test_distribution_cachedexistence.js      | 131 +++++++++++++++++++++
 1 file changed, 131 insertions(+)
 create mode 100644 browser/components/tests/unit/test_distribution_cachedexistence.js

(limited to 'browser/components/tests/unit/test_distribution_cachedexistence.js')

diff --git a/browser/components/tests/unit/test_distribution_cachedexistence.js b/browser/components/tests/unit/test_distribution_cachedexistence.js
new file mode 100644
index 0000000000..dc10c3643c
--- /dev/null
+++ b/browser/components/tests/unit/test_distribution_cachedexistence.js
@@ -0,0 +1,131 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Tests that DistributionCustomizer correctly caches the existence
+ * of the distribution.ini file and just rechecks it after a version
+ * update.
+ */
+
+const PREF_CACHED_FILE_EXISTENCE = "distribution.iniFile.exists.value";
+const PREF_CACHED_FILE_APPVERSION = "distribution.iniFile.exists.appversion";
+const PREF_LOAD_FROM_PROFILE = "distribution.testing.loadFromProfile";
+
+const gTestDir = do_get_cwd();
+
+const { AppConstants } = ChromeUtils.importESModule(
+  "resource://gre/modules/AppConstants.sys.mjs"
+);
+
+add_task(async function () {
+  // Start with a clean slate of the prefs that control this feature.
+  Services.prefs.clearUserPref(PREF_CACHED_FILE_APPVERSION);
+  Services.prefs.clearUserPref(PREF_CACHED_FILE_EXISTENCE);
+  setupTest();
+
+  let { DistributionCustomizer } = ChromeUtils.import(
+    "resource:///modules/distribution.js"
+  );
+  let distribution = new DistributionCustomizer();
+
+  copyDistributionToProfile();
+
+  // Check that checking for distribution.ini returns the right value and sets up
+  // the cached prefs.
+  let exists = distribution._hasDistributionIni;
+
+  Assert.ok(exists);
+  Assert.equal(
+    Services.prefs.getBoolPref(PREF_CACHED_FILE_EXISTENCE, undefined),
+    true
+  );
+  Assert.equal(
+    Services.prefs.getStringPref(PREF_CACHED_FILE_APPVERSION, "unknown"),
+    AppConstants.MOZ_APP_VERSION
+  );
+
+  // Check that calling _hasDistributionIni again will use the cached value. We do
+  // this by deleting the file and expecting it to still return true instead of false.
+  // Also, we need to delete _hasDistributionIni from the object because the getter
+  // was replaced with a stored value.
+  deleteDistribution();
+  delete distribution._hasDistributionIni;
+
+  exists = distribution._hasDistributionIni;
+  Assert.ok(exists);
+
+  // Now let's invalidate the PREF_CACHED_FILE_EXISTENCE pref to make sure the
+  // value gets recomputed correctly.
+  Services.prefs.clearUserPref(PREF_CACHED_FILE_EXISTENCE);
+  delete distribution._hasDistributionIni;
+  exists = distribution._hasDistributionIni;
+
+  // It now should return false, as well as storing false in the pref.
+  Assert.ok(!exists);
+  Assert.equal(
+    Services.prefs.getBoolPref(PREF_CACHED_FILE_EXISTENCE, undefined),
+    false
+  );
+
+  // Check now that it will use the new cached value instead of returning true in
+  // the presence of the file.
+  copyDistributionToProfile();
+  delete distribution._hasDistributionIni;
+  exists = distribution._hasDistributionIni;
+
+  Assert.ok(!exists);
+
+  // Now let's do the same, but invalidating the App Version, as if a version
+  // update occurred.
+  Services.prefs.setStringPref(PREF_CACHED_FILE_APPVERSION, "older version");
+  delete distribution._hasDistributionIni;
+  exists = distribution._hasDistributionIni;
+
+  Assert.ok(exists);
+  Assert.equal(
+    Services.prefs.getBoolPref(PREF_CACHED_FILE_EXISTENCE, undefined),
+    true
+  );
+  Assert.equal(
+    Services.prefs.getStringPref(PREF_CACHED_FILE_APPVERSION, "unknown"),
+    AppConstants.MOZ_APP_VERSION
+  );
+});
+
+/*
+ * Helper functions
+ */
+function copyDistributionToProfile() {
+  // Copy distribution.ini file to the profile dir.
+  let distroDir = gProfD.clone();
+  distroDir.leafName = "distribution";
+  let iniFile = distroDir.clone();
+  iniFile.append("distribution.ini");
+  if (iniFile.exists()) {
+    iniFile.remove(false);
+    print("distribution.ini already exists, did some test forget to cleanup?");
+  }
+
+  let testDistributionFile = gTestDir.clone();
+  testDistributionFile.append("distribution.ini");
+  testDistributionFile.copyTo(distroDir, "distribution.ini");
+  Assert.ok(testDistributionFile.exists());
+}
+
+function deleteDistribution() {
+  let distroDir = gProfD.clone();
+  distroDir.leafName = "distribution";
+  let iniFile = distroDir.clone();
+  iniFile.append("distribution.ini");
+  iniFile.remove(false);
+}
+
+function setupTest() {
+  // Set special pref to load distribution.ini from the profile folder.
+  Services.prefs.setBoolPref(PREF_LOAD_FROM_PROFILE, true);
+}
+
+registerCleanupFunction(function () {
+  deleteDistribution();
+  Services.prefs.clearUserPref(PREF_LOAD_FROM_PROFILE);
+});
-- 
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