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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/shelf/shelf_navigator.h"
#include "ash/ash_switches.h"
#include "ash/shelf/shelf.h"
#include "ash/shelf/shelf_item_types.h"
#include "ash/shelf/shelf_model.h"
#include "base/command_line.h"
#include "base/macros.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace ash {
namespace {
class ShelfNavigatorTest : public testing::Test {
public:
ShelfNavigatorTest() {}
protected:
virtual void SetUp() OVERRIDE {
model_.reset(new ShelfModel);
// Add APP_LIST for test.
ShelfItem app_list;
app_list.type = TYPE_APP_LIST;
model_->Add(app_list);
// Initially, applist launcher item is only created.
int total_num = model_->item_count();
EXPECT_EQ(1, total_num);
EXPECT_TRUE(model_->items()[0].type == TYPE_APP_LIST);
// Add BROWSER_SHORTCUT for test.
ShelfItem browser_shortcut;
browser_shortcut.type = TYPE_BROWSER_SHORTCUT;
model_->Add(browser_shortcut);
}
void SetupMockShelfModel(ShelfItemType* types,
int types_length,
int focused_index) {
for (int i = 0; i < types_length; ++i) {
ShelfItem new_item;
new_item.type = types[i];
new_item.status =
(types[i] == TYPE_PLATFORM_APP) ? STATUS_RUNNING : STATUS_CLOSED;
model_->Add(new_item);
}
// Set the focused item.
if (focused_index >= 0) {
ShelfItem focused_item =model_->items()[focused_index];
if (focused_item.type == TYPE_PLATFORM_APP) {
focused_item.status = STATUS_ACTIVE;
model_->Set(focused_index, focused_item);
}
}
}
const ShelfModel& model() { return *model_.get(); }
private:
scoped_ptr<ShelfModel> model_;
DISALLOW_COPY_AND_ASSIGN(ShelfNavigatorTest);
};
} // namespace
TEST_F(ShelfNavigatorTest, BasicCycle) {
// An app shortcut and three platform apps.
ShelfItemType types[] = {
TYPE_APP_SHORTCUT, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP,
};
// ShelfModel automatically adds BROWSER_SHORTCUT item at the
// beginning, so '3' refers the first TYPE_PLATFORM_APP item.
SetupMockShelfModel(types, arraysize(types), 3);
EXPECT_EQ(4, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
// Fourth one. It will skip the APP_SHORTCUT at the beginning of the list and
// the APP_LIST item which is automatically added at the end of items.
EXPECT_EQ(5, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
}
TEST_F(ShelfNavigatorTest, WrapToBeginning) {
ShelfItemType types[] = {
TYPE_APP_SHORTCUT, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP,
};
SetupMockShelfModel(types, arraysize(types), 5);
// Second one. It skips the APP_LIST item at the end of the list,
// wraps to the beginning, and skips BROWSER_SHORTCUT and APP_SHORTCUT
// at the beginning of the list.
EXPECT_EQ(3, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
}
TEST_F(ShelfNavigatorTest, Empty) {
SetupMockShelfModel(NULL, 0, -1);
EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
}
TEST_F(ShelfNavigatorTest, SingleEntry) {
ShelfItemType type = TYPE_PLATFORM_APP;
SetupMockShelfModel(&type, 1, 2);
// If there's only one item there and it is already active, there's no item
// to be activated next.
EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
}
TEST_F(ShelfNavigatorTest, NoActive) {
ShelfItemType types[] = {
TYPE_PLATFORM_APP, TYPE_PLATFORM_APP,
};
// Special case: no items are 'STATUS_ACTIVE'.
SetupMockShelfModel(types, arraysize(types), -1);
// If there are no active status, pick the first running item as a fallback.
EXPECT_EQ(2, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
EXPECT_EQ(2, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
}
} // namespace ash
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