ash/launcher/launcher_navigator_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 "ash/launcher/launcher_navigator.h"
   6
   7 #include "ash/launcher/launcher.h"
   8 #include "ash/launcher/launcher_model.h"
   9 #include "ash/launcher/launcher_types.h"
  10 #include "base/compiler_specific.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12
  13 namespace ash {
  14
  15 namespace {
  16
  17 class LauncherNavigatorTest : public testing::Test {
  18  public:
  19   LauncherNavigatorTest() {}
  20
  21  protected:
  22   virtual void SetUp() OVERRIDE {
  23     model_.reset(new LauncherModel);
  24   }
  25
  26   void SetupMockLauncherModel(LauncherItemType* types,
  27                               int types_length,
  28                               int focused_index) {
  29     for (int i = 0; i < types_length; ++i) {
  30       LauncherItem new_item;
  31       new_item.type = types[i];
  32       new_item.status =
  33           (types[i] == TYPE_TABBED) ? STATUS_RUNNING : STATUS_CLOSED;
  34       model_->Add(new_item);
  35     }
  36
  37     // Set the focused item.
  38     if (focused_index >= 0) {
  39       LauncherItem focused_item =model_->items()[focused_index];
  40       if (focused_item.type == TYPE_TABBED) {
  41         focused_item.status = STATUS_ACTIVE;
  42         model_->Set(focused_index, focused_item);
  43       }
  44     }
  45   }
  46
  47   const LauncherModel& model() { return *model_.get(); }
  48
  49  private:
  50   scoped_ptr<LauncherModel> model_;
  51
  52   DISALLOW_COPY_AND_ASSIGN(LauncherNavigatorTest);
  53 };
  54
  55 } // namespace
  56
  57 TEST_F(LauncherNavigatorTest, BasicCycle) {
  58   // An app shortcut and three windows
  59   LauncherItemType types[] = {
  60     TYPE_APP_SHORTCUT, TYPE_TABBED, TYPE_TABBED, TYPE_TABBED,
  61   };
  62   // LauncherModel automatically adds BROWSER_SHORTCUT item at the
  63   // beginning, so '2' refers the first TYPE_TABBED item.
  64   SetupMockLauncherModel(types, arraysize(types), 2);
  65
  66   EXPECT_EQ(3, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
  67
  68   // Fourth one.  It will skip the APP_SHORTCUT at the beginning of the list and
  69   // the APP_LIST item which is automatically added at the end of items.
  70   EXPECT_EQ(4, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
  71 }
  72
  73 TEST_F(LauncherNavigatorTest, WrapToBeginning) {
  74   LauncherItemType types[] = {
  75     TYPE_APP_SHORTCUT, TYPE_TABBED, TYPE_TABBED, TYPE_TABBED,
  76   };
  77   SetupMockLauncherModel(types, arraysize(types), 4);
  78
  79   // Second one.  It skips the APP_LIST item at the end of the list,
  80   // wraps to the beginning, and skips BROWSER_SHORTCUT and APP_SHORTCUT
  81   // at the beginning of the list.
  82   EXPECT_EQ(2, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
  83 }
  84
  85 TEST_F(LauncherNavigatorTest, Empty) {
  86   SetupMockLauncherModel(NULL, 0, -1);
  87   EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
  88   EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
  89 }
  90
  91 TEST_F(LauncherNavigatorTest, SingleEntry) {
  92   LauncherItemType type = TYPE_TABBED;
  93   SetupMockLauncherModel(&type, 1, 1);
  94
  95   // If there's only one item there and it is already active, there's no item
  96   // to be activated next.
  97   EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
  98   EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
  99 }
 100
 101 TEST_F(LauncherNavigatorTest, NoActive) {
 102   LauncherItemType types[] = {
 103     TYPE_TABBED, TYPE_TABBED,
 104   };
 105   // Special case: no items are 'STATUS_ACTIVE'.
 106   SetupMockLauncherModel(types, arraysize(types), -1);
 107
 108   // If there are no active status, pick the first running item as a fallback.
 109   EXPECT_EQ(1, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
 110   EXPECT_EQ(1, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
 111 }
 112
 113 }  // namespace ash