From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../tests/xpcshell/test_sqlite_autoVacuum.js       | 96 ++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 toolkit/modules/tests/xpcshell/test_sqlite_autoVacuum.js

(limited to 'toolkit/modules/tests/xpcshell/test_sqlite_autoVacuum.js')

diff --git a/toolkit/modules/tests/xpcshell/test_sqlite_autoVacuum.js b/toolkit/modules/tests/xpcshell/test_sqlite_autoVacuum.js
new file mode 100644
index 0000000000..f3a6dced3f
--- /dev/null
+++ b/toolkit/modules/tests/xpcshell/test_sqlite_autoVacuum.js
@@ -0,0 +1,96 @@
+"use strict";
+
+const { Sqlite } = ChromeUtils.importESModule(
+  "resource://gre/modules/Sqlite.sys.mjs"
+);
+const { TestUtils } = ChromeUtils.importESModule(
+  "resource://testing-common/TestUtils.sys.mjs"
+);
+
+/**
+ * Sends a fake idle-daily notification to the VACUUM Manager.
+ */
+function synthesize_idle_daily() {
+  Cc["@mozilla.org/storage/vacuum;1"]
+    .getService(Ci.nsIObserver)
+    .observe(null, "idle-daily", null);
+}
+
+function unregister_vacuum_participants() {
+  // First unregister other participants.
+  for (let { data: entry } of Services.catMan.enumerateCategory(
+    "vacuum-participant"
+  )) {
+    Services.catMan.deleteCategoryEntry("vacuum-participant", entry, false);
+  }
+}
+
+function reset_vacuum_date(dbname) {
+  let date = parseInt(Date.now() / 1000 - 31 * 86400);
+  // Set last VACUUM to a date in the past.
+  Services.prefs.setIntPref(`storage.vacuum.last.${dbname}`, date);
+  return date;
+}
+
+function get_vacuum_date(dbname) {
+  return Services.prefs.getIntPref(`storage.vacuum.last.${dbname}`, 0);
+}
+
+async function get_freelist_count(conn) {
+  return (await conn.execute("PRAGMA freelist_count"))[0].getResultByIndex(0);
+}
+
+async function get_auto_vacuum(conn) {
+  return (await conn.execute("PRAGMA auto_vacuum"))[0].getResultByIndex(0);
+}
+
+async function test_vacuum(options = {}) {
+  unregister_vacuum_participants();
+  const dbName = "testVacuum.sqlite";
+  const dbFile = PathUtils.join(PathUtils.profileDir, dbName);
+  let lastVacuumDate = reset_vacuum_date(dbName);
+  let conn = await Sqlite.openConnection(
+    Object.assign(
+      {
+        path: dbFile,
+        vacuumOnIdle: true,
+      },
+      options
+    )
+  );
+  // Ensure the category manager is up-to-date.
+  await TestUtils.waitForTick();
+
+  Assert.equal(
+    await get_auto_vacuum(conn),
+    options.incrementalVacuum ? 2 : 0,
+    "Check auto_vacuum"
+  );
+
+  // Generate some freelist page.
+  await conn.execute("CREATE TABLE test (id INTEGER)");
+  await conn.execute("DROP TABLE test");
+  Assert.greater(await get_freelist_count(conn), 0, "Check freelist_count");
+
+  let promiseVacuumEnd = TestUtils.topicObserved(
+    "vacuum-end",
+    (_, d) => d == dbName
+  );
+  synthesize_idle_daily();
+  info("Await vacuum end");
+  await promiseVacuumEnd;
+
+  Assert.greater(get_vacuum_date(dbName), lastVacuumDate);
+
+  Assert.equal(await get_freelist_count(conn), 0, "Check freelist_count");
+
+  await conn.close();
+  await IOUtils.remove(dbFile);
+}
+
+add_task(async function test_vacuumOnIdle() {
+  info("Test full vacuum");
+  await test_vacuum();
+  info("Test incremental vacuum");
+  await test_vacuum({ incrementalVacuum: true });
+});
-- 
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