src/chrome/browser/ui/app_list/app_list_shower_views_unittest.cc

   1 // Copyright 2014 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 "chrome/browser/ui/app_list/app_list_shower_views.h"
   6
   7 #include "base/files/file_path.h"
   8 #include "chrome/browser/apps/scoped_keep_alive.h"
   9 #include "chrome/browser/profiles/profile.h"
  10 #include "chrome/browser/ui/app_list/app_list_shower_delegate.h"
  11 #include "chrome/browser/ui/app_list/test/fake_profile.h"
  12 #include "testing/gtest/include/gtest/gtest.h"
  13
  14 namespace {
  15
  16 class FakeAppListShower : public AppListShower {
  17  public:
  18   explicit FakeAppListShower(AppListShowerDelegate* delegate)
  19       : AppListShower(delegate), has_view_(false), visible_(false) {}
  20
  21   void ShowForProfile(Profile* requested_profile) {
  22     CreateViewForProfile(requested_profile);
  23     ShowForCurrentProfile();
  24   }
  25
  26   // AppListShower:
  27   void HandleViewBeingDestroyed() override {
  28     AppListShower::HandleViewBeingDestroyed();
  29     has_view_ = false;
  30     visible_ = false;
  31   }
  32
  33   bool IsAppListVisible() const override { return visible_; }
  34
  35   app_list::AppListView* MakeViewForCurrentProfile() override {
  36     has_view_ = true;
  37     return NULL;
  38   }
  39
  40   void UpdateViewForNewProfile() override {}
  41
  42   void Show() override { visible_ = true; }
  43
  44   void Hide() override { visible_ = false; }
  45
  46   bool HasView() const override { return has_view_; }
  47
  48  private:
  49   bool has_view_;
  50   bool visible_;
  51
  52   DISALLOW_COPY_AND_ASSIGN(FakeAppListShower);
  53 };
  54
  55 }  // namespace
  56
  57 class AppListShowerUnitTest : public testing::Test,
  58                               public AppListShowerDelegate {
  59  public:
  60   AppListShowerUnitTest()
  61       : views_created_(0),
  62         views_dismissed_(0) {}
  63
  64   void SetUp() override {
  65     shower_.reset(new FakeAppListShower(this));
  66     profile1_ = CreateProfile("p1").Pass();
  67     profile2_ = CreateProfile("p2").Pass();
  68   }
  69
  70   void TearDown() override {}
  71
  72   scoped_ptr<FakeProfile> CreateProfile(const std::string& name) {
  73     return make_scoped_ptr(new FakeProfile(name));
  74   }
  75
  76   // AppListShowerDelegate:
  77   AppListViewDelegate* GetViewDelegateForCreate() override { return NULL; }
  78
  79   bool HasKeepAlive() const {
  80     return shower_->keep_alive_.get() != NULL;
  81   }
  82
  83   void OnViewCreated() override { ++views_created_; }
  84   void OnViewDismissed() override { ++views_dismissed_; }
  85   void MoveNearCursor(app_list::AppListView* view) override {}
  86
  87  protected:
  88   scoped_ptr<FakeAppListShower> shower_;
  89   scoped_ptr<FakeProfile> profile1_;
  90   scoped_ptr<FakeProfile> profile2_;
  91
  92   int views_created_;
  93   int views_dismissed_;
  94 };
  95
  96 TEST_F(AppListShowerUnitTest, Preconditions) {
  97   EXPECT_FALSE(shower_->IsAppListVisible());
  98   EXPECT_FALSE(shower_->HasView());
  99   EXPECT_FALSE(HasKeepAlive());
 100 }
 101
 102 TEST_F(AppListShowerUnitTest, ShowForProfilePutsViewOnScreen) {
 103   shower_->ShowForProfile(profile1_.get());
 104   EXPECT_TRUE(shower_->IsAppListVisible());
 105   EXPECT_TRUE(shower_->HasView());
 106   EXPECT_TRUE(HasKeepAlive());
 107 }
 108
 109 TEST_F(AppListShowerUnitTest, HidingViewRemovesKeepalive) {
 110   shower_->ShowForProfile(profile1_.get());
 111   shower_->DismissAppList();
 112   EXPECT_FALSE(shower_->IsAppListVisible());
 113   EXPECT_TRUE(shower_->HasView());
 114   EXPECT_FALSE(HasKeepAlive());
 115 }
 116
 117 TEST_F(AppListShowerUnitTest, HideAndShowReusesView) {
 118   EXPECT_EQ(0, views_created_);
 119   shower_->ShowForProfile(profile1_.get());
 120   EXPECT_EQ(1, views_created_);
 121   EXPECT_EQ(0, views_dismissed_);
 122   shower_->DismissAppList();
 123   EXPECT_EQ(1, views_dismissed_);
 124   shower_->ShowForProfile(profile1_.get());
 125   EXPECT_EQ(1, views_created_);
 126 }
 127
 128 TEST_F(AppListShowerUnitTest, CloseAndShowRecreatesView) {
 129   shower_->ShowForProfile(profile1_.get());
 130   shower_->HandleViewBeingDestroyed();
 131   // Destroying implies hiding. A separate notification shouldn't go out.
 132   EXPECT_EQ(0, views_dismissed_);
 133   shower_->ShowForProfile(profile1_.get());
 134   EXPECT_EQ(2, views_created_);
 135 }
 136
 137 TEST_F(AppListShowerUnitTest, CloseRemovesView) {
 138   shower_->ShowForProfile(profile1_.get());
 139   shower_->HandleViewBeingDestroyed();
 140   EXPECT_FALSE(shower_->IsAppListVisible());
 141   EXPECT_FALSE(shower_->HasView());
 142   EXPECT_FALSE(HasKeepAlive());
 143 }
 144
 145 TEST_F(AppListShowerUnitTest, CloseAppListClearsProfile) {
 146   EXPECT_EQ(NULL, shower_->profile());
 147   shower_->ShowForProfile(profile1_.get());
 148   EXPECT_EQ(profile1_.get(), shower_->profile());
 149   shower_->HandleViewBeingDestroyed();
 150   EXPECT_EQ(NULL, shower_->profile());
 151 }
 152
 153 TEST_F(AppListShowerUnitTest, SwitchingProfiles) {
 154   shower_->ShowForProfile(profile1_.get());
 155   EXPECT_EQ("p1", shower_->profile()->GetProfileName());
 156   shower_->ShowForProfile(profile2_.get());
 157   EXPECT_EQ("p2", shower_->profile()->GetProfileName());
 158
 159   // Shouldn't create new view for second profile - it should switch in place.
 160   EXPECT_EQ(1, views_created_);
 161   EXPECT_EQ(0, views_dismissed_);
 162 }