chrome/browser/ui/zoom/zoom_controller_unittest.cc

   1 // Copyright (c) 2012 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/message_loop/message_loop.h"
   6 #include "base/prefs/pref_service.h"
   7 #include "chrome/browser/ui/browser.h"
   8 #include "chrome/browser/ui/browser_finder.h"
   9 #include "chrome/browser/ui/zoom/zoom_controller.h"
  10 #include "chrome/browser/ui/zoom/zoom_observer.h"
  11 #include "chrome/common/pref_names.h"
  12 #include "chrome/test/base/chrome_render_view_host_test_harness.h"
  13 #include "chrome/test/base/testing_profile.h"
  14 #include "content/public/browser/host_zoom_map.h"
  15 #include "content/public/browser/navigation_details.h"
  16 #include "content/public/common/frame_navigate_params.h"
  17 #include "content/public/test/test_utils.h"
  18 #include "testing/gmock/include/gmock/gmock.h"
  19 #include "testing/gtest/include/gtest/gtest.h"
  20
  21 class TestZoomObserver : public ZoomObserver {
  22  public:
  23   MOCK_METHOD2(OnZoomChanged, void(content::WebContents*, bool));
  24 };
  25
  26 class ZoomControllerTest : public ChromeRenderViewHostTestHarness {
  27  public:
  28   virtual void SetUp() OVERRIDE {
  29     ChromeRenderViewHostTestHarness::SetUp();
  30     zoom_controller_.reset(new ZoomController(web_contents()));
  31     zoom_controller_->set_observer(&zoom_observer_);
  32   }
  33
  34   virtual void TearDown() OVERRIDE {
  35     zoom_controller_.reset();
  36     ChromeRenderViewHostTestHarness::TearDown();
  37   }
  38
  39  protected:
  40   scoped_ptr<ZoomController> zoom_controller_;
  41   TestZoomObserver zoom_observer_;
  42 };
  43
  44 TEST_F(ZoomControllerTest, DidNavigateMainFrame) {
  45   EXPECT_CALL(zoom_observer_, OnZoomChanged(web_contents(), false)).Times(1);
  46   zoom_controller_->DidNavigateMainFrame(content::LoadCommittedDetails(),
  47                                          content::FrameNavigateParams());
  48 }
  49
  50 TEST_F(ZoomControllerTest, OnPreferenceChanged) {
  51   EXPECT_CALL(zoom_observer_, OnZoomChanged(web_contents(), false)).Times(1);
  52   profile()->GetPrefs()->SetDouble(prefs::kDefaultZoomLevel, 110.0f);
  53 }
  54
  55 TEST_F(ZoomControllerTest, Observe) {
  56   EXPECT_CALL(zoom_observer_, OnZoomChanged(web_contents(), false)).Times(1);
  57
  58   content::HostZoomMap* host_zoom_map =
  59       content::HostZoomMap::GetForBrowserContext(
  60           web_contents()->GetBrowserContext());
  61
  62   host_zoom_map->SetZoomLevelForHost(std::string(), 110.0f);
  63 }