import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

toolkit/components/places/tests/expiration/test_outdated_analyze.js

@@ -0,0 +1,72 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Test that expiration executes ANALYZE when statistics are outdated.
+
+const TEST_URL = "http://www.mozilla.org/";
+
+XPCOMUtils.defineLazyServiceGetter(this, "gHistory",
+                                   "@mozilla.org/browser/history;1",
+                                   "mozIAsyncHistory");
+
+/**
+ * Object that represents a mozIVisitInfo object.
+ *
+ * @param [optional] aTransitionType
+ *        The transition type of the visit.  Defaults to TRANSITION_LINK if not
+ *        provided.
+ * @param [optional] aVisitTime
+ *        The time of the visit.  Defaults to now if not provided.
+ */
+function VisitInfo(aTransitionType, aVisitTime) {
+  this.transitionType =
+    aTransitionType === undefined ? TRANSITION_LINK : aTransitionType;
+  this.visitDate = aVisitTime || Date.now() * 1000;
+}
+
+function run_test() {
+  do_test_pending();
+
+  // Init expiration before "importing".
+  force_expiration_start();
+
+  // Add a bunch of pages (at laast IMPORT_PAGES_THRESHOLD pages).
+  let places = [];
+  for (let i = 0; i < 100; i++) {
+    places.push({
+      uri: NetUtil.newURI(TEST_URL + i),
+      title: "Title" + i,
+      visits: [new VisitInfo]
+    });
+  }
+  gHistory.updatePlaces(places);
+
+  // Set interval to a small value to expire on it.
+  setInterval(1); // 1s
+
+  Services.obs.addObserver(function observeExpiration(aSubject, aTopic, aData) {
+    Services.obs.removeObserver(observeExpiration,
+                                PlacesUtils.TOPIC_EXPIRATION_FINISHED);
+
+    // Check that statistica are up-to-date.
+    let stmt = DBConn().createAsyncStatement(
+      "SELECT (SELECT COUNT(*) FROM moz_places) - "
+      +        "(SELECT SUBSTR(stat,1,LENGTH(stat)-2) FROM sqlite_stat1 "
+      +         "WHERE idx = 'moz_places_url_hashindex')"
+    );
+    stmt.executeAsync({
+      handleResult: function(aResultSet) {
+        let row = aResultSet.getNextRow();
+        this._difference = row.getResultByIndex(0);
+      },
+      handleError: function(aError) {
+        do_throw("Unexpected error (" + aError.result + "): " + aError.message);
+      },
+      handleCompletion: function(aReason) {
+        do_check_true(this._difference === 0);
+        do_test_finished();
+      }
+    });
+    stmt.finalize();
+  }, PlacesUtils.TOPIC_EXPIRATION_FINISHED, false);
+}