chrome/browser/extensions/events_apitest.cc

   1 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/files/file_path.h"
   6 #include "base/files/file_util.h"
   7 #include "chrome/browser/extensions/extension_apitest.h"
   8 #include "extensions/browser/event_router.h"
   9 #include "extensions/browser/extension_registry.h"
  10
  11 namespace extensions {
  12
  13 IN_PROC_BROWSER_TEST_F(ExtensionApiTest, Events) {
  14   ASSERT_TRUE(RunExtensionTest("events")) << message_;
  15 }
  16
  17 // Tests that events are unregistered when an extension page shuts down.
  18 IN_PROC_BROWSER_TEST_F(ExtensionApiTest, EventsAreUnregistered) {
  19   // In this test, page1.html registers for a number of events, then navigates
  20   // to page2.html, which should unregister those events. page2.html notifies
  21   // pass, by which point the event should have been unregistered.
  22   //
  23   // This test relies on the extension installed with RunExtensionSubtest
  24   // actually being installed, which won't happen if subtests are skipped (see
  25   // comment on ExtensionApiTest::ExtensionSubtestsAreSkipped)
  26   if (ExtensionSubtestsAreSkipped())
  27     return;
  28
  29   EventRouter* event_router = EventRouter::Get(profile());
  30   ExtensionRegistry* registry = ExtensionRegistry::Get(profile());
  31
  32   std::string test_extension_name = "events_are_unregistered";
  33   ASSERT_TRUE(RunExtensionSubtest(test_extension_name, "page1.html"))
  34       << message_;
  35
  36   // Find the extension we just installed by looking for the path.
  37   base::FilePath extension_path =
  38       test_data_dir_.AppendASCII(test_extension_name);
  39   const Extension* extension =
  40       GetExtensionByPath(registry->enabled_extensions(), extension_path);
  41   ASSERT_TRUE(extension) << "No extension found at \"" << extension_path.value()
  42                          << "\" (absolute path \""
  43                          << base::MakeAbsoluteFilePath(extension_path).value()
  44                          << "\")";
  45   const std::string& id = extension->id();
  46
  47   // The page has closed, so no matter what all events are no longer listened
  48   // to. Assertions for normal events:
  49   EXPECT_FALSE(
  50       event_router->ExtensionHasEventListener(id, "browserAction.onClicked"));
  51   EXPECT_FALSE(
  52       event_router->ExtensionHasEventListener(id, "runtime.onStartup"));
  53   EXPECT_FALSE(
  54       event_router->ExtensionHasEventListener(id, "runtime.onSuspend"));
  55   EXPECT_FALSE(
  56       event_router->ExtensionHasEventListener(id, "runtime.onInstalled"));
  57   // Assertions for filtered events:
  58   EXPECT_FALSE(event_router->ExtensionHasEventListener(
  59       id, "webNavigation.onBeforeNavigate"));
  60   EXPECT_FALSE(
  61       event_router->ExtensionHasEventListener(id, "webNavigation.onCommitted"));
  62   EXPECT_FALSE(event_router->ExtensionHasEventListener(
  63       id, "webNavigation.onDOMContentLoaded"));
  64   EXPECT_FALSE(
  65       event_router->ExtensionHasEventListener(id, "webNavigation.onCompleted"));
  66 }
  67
  68 }  // namespace extensions