1 // Copyright 2013 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/shelf/shelf_navigator.h"
6
7 #include "ash/ash_switches.h"
8 #include "ash/shelf/shelf.h"
9 #include "ash/shelf/shelf_item_types.h"
10 #include "ash/shelf/shelf_model.h"
11 #include "base/command_line.h"
12 #include "base/macros.h"
13 #include "testing/gtest/include/gtest/gtest.h"
14
15 namespace ash {
16
17 namespace {
18
19 class ShelfNavigatorTest : public testing::Test {
20 public:
ShelfNavigatorTest()21 ShelfNavigatorTest() {}
22
23 protected:
SetUp()24 virtual void SetUp() OVERRIDE {
25 model_.reset(new ShelfModel);
26
27 // Add APP_LIST for test.
28 ShelfItem app_list;
29 app_list.type = TYPE_APP_LIST;
30 model_->Add(app_list);
31
32 // Initially, applist launcher item is only created.
33 int total_num = model_->item_count();
34 EXPECT_EQ(1, total_num);
35 EXPECT_TRUE(model_->items()[0].type == TYPE_APP_LIST);
36
37 // Add BROWSER_SHORTCUT for test.
38 ShelfItem browser_shortcut;
39 browser_shortcut.type = TYPE_BROWSER_SHORTCUT;
40 model_->Add(browser_shortcut);
41 }
42
SetupMockShelfModel(ShelfItemType * types,int types_length,int focused_index)43 void SetupMockShelfModel(ShelfItemType* types,
44 int types_length,
45 int focused_index) {
46 for (int i = 0; i < types_length; ++i) {
47 ShelfItem new_item;
48 new_item.type = types[i];
49 new_item.status =
50 (types[i] == TYPE_PLATFORM_APP) ? STATUS_RUNNING : STATUS_CLOSED;
51 model_->Add(new_item);
52 }
53
54 // Set the focused item.
55 if (focused_index >= 0) {
56 ShelfItem focused_item =model_->items()[focused_index];
57 if (focused_item.type == TYPE_PLATFORM_APP) {
58 focused_item.status = STATUS_ACTIVE;
59 model_->Set(focused_index, focused_item);
60 }
61 }
62 }
63
model()64 const ShelfModel& model() { return *model_.get(); }
65
66 private:
67 scoped_ptr<ShelfModel> model_;
68
69 DISALLOW_COPY_AND_ASSIGN(ShelfNavigatorTest);
70 };
71
72 } // namespace
73
TEST_F(ShelfNavigatorTest,BasicCycle)74 TEST_F(ShelfNavigatorTest, BasicCycle) {
75 // An app shortcut and three platform apps.
76 ShelfItemType types[] = {
77 TYPE_APP_SHORTCUT, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP,
78 };
79 // ShelfModel automatically adds BROWSER_SHORTCUT item at the
80 // beginning, so '3' refers the first TYPE_PLATFORM_APP item.
81 SetupMockShelfModel(types, arraysize(types), 3);
82
83 EXPECT_EQ(4, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
84
85 // Fourth one. It will skip the APP_SHORTCUT at the beginning of the list and
86 // the APP_LIST item which is automatically added at the end of items.
87 EXPECT_EQ(5, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
88 }
89
TEST_F(ShelfNavigatorTest,WrapToBeginning)90 TEST_F(ShelfNavigatorTest, WrapToBeginning) {
91 ShelfItemType types[] = {
92 TYPE_APP_SHORTCUT, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP,
93 };
94 SetupMockShelfModel(types, arraysize(types), 5);
95
96 // Second one. It skips the APP_LIST item at the end of the list,
97 // wraps to the beginning, and skips BROWSER_SHORTCUT and APP_SHORTCUT
98 // at the beginning of the list.
99 EXPECT_EQ(3, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
100 }
101
TEST_F(ShelfNavigatorTest,Empty)102 TEST_F(ShelfNavigatorTest, Empty) {
103 SetupMockShelfModel(NULL, 0, -1);
104 EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
105 EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
106 }
107
TEST_F(ShelfNavigatorTest,SingleEntry)108 TEST_F(ShelfNavigatorTest, SingleEntry) {
109 ShelfItemType type = TYPE_PLATFORM_APP;
110 SetupMockShelfModel(&type, 1, 2);
111
112 // If there's only one item there and it is already active, there's no item
113 // to be activated next.
114 EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
115 EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
116 }
117
TEST_F(ShelfNavigatorTest,NoActive)118 TEST_F(ShelfNavigatorTest, NoActive) {
119 ShelfItemType types[] = {
120 TYPE_PLATFORM_APP, TYPE_PLATFORM_APP,
121 };
122 // Special case: no items are 'STATUS_ACTIVE'.
123 SetupMockShelfModel(types, arraysize(types), -1);
124
125 // If there are no active status, pick the first running item as a fallback.
126 EXPECT_EQ(2, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
127 EXPECT_EQ(2, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
128 }
129
130 } // namespace ash
131