import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

devtools/client/netmonitor/test/browser_net_persistent_logs.js

@@ -0,0 +1,51 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Tests if the network monitor leaks on initialization and sudden destruction.
+ * You can also use this initialization format as a template for other tests.
+ */
+
+add_task(function* () {
+  let { tab, monitor } = yield initNetMonitor(SINGLE_GET_URL);
+  info("Starting test... ");
+
+  let { NetMonitorView } = monitor.panelWin;
+  let { RequestsMenu } = NetMonitorView;
+
+  Services.prefs.setBoolPref("devtools.webconsole.persistlog", false);
+
+  yield reloadAndWait();
+
+  is(RequestsMenu.itemCount, 2,
+    "The request menu should have two items at this point.");
+
+  yield reloadAndWait();
+
+  // Since the reload clears the log, we still expect two requests in the log
+  is(RequestsMenu.itemCount, 2,
+    "The request menu should still have two items at this point.");
+
+  // Now we toggle the persistence logs on
+  Services.prefs.setBoolPref("devtools.webconsole.persistlog", true);
+
+  yield reloadAndWait();
+
+  // Since we togged the persistence logs, we expect four items after the reload
+  is(RequestsMenu.itemCount, 4,
+    "The request menu should now have four items at this point.");
+
+  Services.prefs.setBoolPref("devtools.webconsole.persistlog", false);
+  return teardown(monitor);
+
+  /**
+   * Reload the page and wait for 2 GET requests. Race-free.
+   */
+  function reloadAndWait() {
+    let wait = waitForNetworkEvents(monitor, 2);
+    tab.linkedBrowser.reload();
+    return wait;
+  }
+});