1 files changed, 134 insertions, 0 deletions
diff --git a/toolkit/components/satchel/test/unit/test_async_expire.js b/toolkit/components/satchel/test/unit/test_async_expire.js
new file mode 100644
index 0000000000..5fe796d864
--- /dev/null
+++ b/toolkit/components/satchel/test/unit/test_async_expire.js
@@ -0,0 +1,134 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+ChromeUtils.defineESModuleGetters(this, {
+  TestUtils: "resource://testing-common/TestUtils.sys.mjs",
+});
+
+function promiseExpiration() {
+  let promise = TestUtils.topicObserved(
+    "satchel-storage-changed",
+    (subject, data) => {
+      return data == "formhistory-expireoldentries";
+    }
+  );
+
+  // We can't easily fake a "daily idle" event, so for testing purposes form
+  // history listens for another notification to trigger an immediate
+  // expiration.
+  Services.obs.notifyObservers(null, "formhistory-expire-now");
+
+  return promise;
+}
+
+add_task(async function () {
+  // ===== test init =====
+  let testfile = do_get_file("asyncformhistory_expire.sqlite");
+  let profileDir = do_get_profile();
+
+  // Cleanup from any previous tests or failures.
+  let dbFile = profileDir.clone();
+  dbFile.append("formhistory.sqlite");
+  if (dbFile.exists()) {
+    dbFile.remove(false);
+  }
+
+  testfile.copyTo(profileDir, "formhistory.sqlite");
+  Assert.ok(dbFile.exists());
+
+  // We're going to clear this at the end, so it better have the default value now.
+  Assert.ok(!Services.prefs.prefHasUserValue("browser.formfill.expire_days"));
+
+  // Sanity check initial state
+  Assert.equal(508, await promiseCountEntries(null, null));
+  Assert.ok((await promiseCountEntries("name-A", "value-A")) > 0); // lastUsed == distant past
+  Assert.ok((await promiseCountEntries("name-B", "value-B")) > 0); // lastUsed == distant future
+
+  Assert.equal(CURRENT_SCHEMA, getDBVersion(dbFile));
+
+  // Add a new entry
+  Assert.equal(0, await promiseCountEntries("name-C", "value-C"));
+  await promiseAddEntry("name-C", "value-C");
+  Assert.equal(1, await promiseCountEntries("name-C", "value-C"));
+
+  // Update some existing entries to have ages relative to when the test runs.
+  let now = 1000 * Date.now();
+  let updateLastUsed = (results, age) => {
+    let lastUsed = now - age * 24 * PR_HOURS;
+
+    let changes = [];
+    for (let result of results) {
+      changes.push({ op: "update", lastUsed, guid: result.guid });
+    }
+
+    return changes;
+  };
+
+  let results = await FormHistory.search(["guid"], { lastUsed: 181 });
+  await promiseUpdate(updateLastUsed(results, 181));
+
+  results = await FormHistory.search(["guid"], { lastUsed: 179 });
+  await promiseUpdate(updateLastUsed(results, 179));
+
+  results = await FormHistory.search(["guid"], { lastUsed: 31 });
+  await promiseUpdate(updateLastUsed(results, 31));
+
+  results = await FormHistory.search(["guid"], { lastUsed: 29 });
+  await promiseUpdate(updateLastUsed(results, 29));
+
+  results = await FormHistory.search(["guid"], { lastUsed: 9999 });
+  await promiseUpdate(updateLastUsed(results, 11));
+
+  results = await FormHistory.search(["guid"], { lastUsed: 9 });
+  await promiseUpdate(updateLastUsed(results, 9));
+
+  Assert.ok((await promiseCountEntries("name-A", "value-A")) > 0);
+  Assert.ok((await promiseCountEntries("181DaysOld", "foo")) > 0);
+  Assert.ok((await promiseCountEntries("179DaysOld", "foo")) > 0);
+  Assert.equal(509, await promiseCountEntries(null, null));
+
+  // 2 entries are expected to expire.
+  await promiseExpiration();
+
+  Assert.equal(0, await promiseCountEntries("name-A", "value-A"));
+  Assert.equal(0, await promiseCountEntries("181DaysOld", "foo"));
+  Assert.ok((await promiseCountEntries("179DaysOld", "foo")) > 0);
+  Assert.equal(507, await promiseCountEntries(null, null));
+
+  // And again. No change expected.
+  await promiseExpiration();
+
+  Assert.equal(507, await promiseCountEntries(null, null));
+
+  // Set formfill pref to 30 days.
+  Services.prefs.setIntPref("browser.formfill.expire_days", 30);
+
+  Assert.ok((await promiseCountEntries("179DaysOld", "foo")) > 0);
+  Assert.ok((await promiseCountEntries("bar", "31days")) > 0);
+  Assert.ok((await promiseCountEntries("bar", "29days")) > 0);
+  Assert.equal(507, await promiseCountEntries(null, null));
+
+  await promiseExpiration();
+
+  Assert.equal(0, await promiseCountEntries("179DaysOld", "foo"));
+  Assert.equal(0, await promiseCountEntries("bar", "31days"));
+  Assert.ok((await promiseCountEntries("bar", "29days")) > 0);
+  Assert.equal(505, await promiseCountEntries(null, null));
+
+  // Set override pref to 10 days and expire. This expires a large batch of
+  // entries, and should trigger a VACCUM to reduce file size.
+  Services.prefs.setIntPref("browser.formfill.expire_days", 10);
+
+  Assert.ok((await promiseCountEntries("bar", "29days")) > 0);
+  Assert.ok((await promiseCountEntries("9DaysOld", "foo")) > 0);
+  Assert.equal(505, await promiseCountEntries(null, null));
+
+  await promiseExpiration();
+
+  Assert.equal(0, await promiseCountEntries("bar", "29days"));
+  Assert.ok((await promiseCountEntries("9DaysOld", "foo")) > 0);
+  Assert.ok((await promiseCountEntries("name-B", "value-B")) > 0);
+  Assert.ok((await promiseCountEntries("name-C", "value-C")) > 0);
+  Assert.equal(3, await promiseCountEntries(null, null));
+});