[ash] Add ShelfWindowWatcher

This is the first CL to add a LauncherItem of TYPE_DIALOG.
ShelfWindowWatcher creates and manages a LauncherItem for aura::Window that has
LauncherItemDetails property.

R=sky@chromium.org
BUG=121242
TEST=ash_unittests --gtest_filter=ShelfWindowWatcherTest.*

Review URL: https://codereview.chromium.org/80933003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@239169 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 175 insertions, 0 deletions

diff --git a/ash/shelf/shelf_window_watcher_unittest.cc b/ash/shelf/shelf_window_watcher_unittest.cc
new file mode 100644
index 0000000..1217aae
--- /dev/null
+++ b/ash/shelf/shelf_window_watcher_unittest.cc
@@ -0,0 +1,175 @@
+// 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_window_watcher.h"
+
+#include "ash/launcher/launcher_types.h"
+#include "ash/shelf/shelf_model.h"
+#include "ash/shelf/shelf_util.h"
+#include "ash/shell.h"
+#include "ash/test/ash_test_base.h"
+#include "ash/test/shell_test_api.h"
+#include "ash/wm/window_state.h"
+#include "ash/wm/window_util.h"
+#include "ui/aura/client/aura_constants.h"
+#include "ui/aura/window.h"
+
+namespace ash {
+namespace internal {
+
+class ShelfWindowWatcherTest : public test::AshTestBase {
+ public:
+  ShelfWindowWatcherTest() : model_(NULL) {}
+  virtual ~ShelfWindowWatcherTest() {}
+
+  virtual void SetUp() OVERRIDE {
+    test::AshTestBase::SetUp();
+    model_ = test::ShellTestApi(Shell::GetInstance()).shelf_model();
+  }
+
+  virtual void TearDown() OVERRIDE {
+    model_ = NULL;
+    test::AshTestBase::TearDown();
+  }
+
+  ash::LauncherID CreateLauncherItem(aura::Window* window) {
+    LauncherID id = model_->next_id();
+    ash::LauncherItemDetails item_details;
+    item_details.type = TYPE_PLATFORM_APP;
+    SetLauncherItemDetailsForWindow(window, item_details);
+    return id;
+  }
+
+  void UpdateLauncherItem(aura::Window* window) {
+  }
+
+ protected:
+  ShelfModel* model_;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ShelfWindowWatcherTest);
+};
+
+TEST_F(ShelfWindowWatcherTest, CreateAndRemoveLauncherItem) {
+  // ShelfModel only has an APP_LIST item.
+  EXPECT_EQ(1, model_->item_count());
+
+  scoped_ptr<aura::Window> w1(CreateTestWindowInShellWithId(0));
+  scoped_ptr<aura::Window> w2(CreateTestWindowInShellWithId(0));
+
+  // Create a LauncherItem for w1.
+  LauncherID id_w1 = CreateLauncherItem(w1.get());
+  EXPECT_EQ(2, model_->item_count());
+
+  int index_w1 = model_->ItemIndexByID(id_w1);
+  EXPECT_EQ(STATUS_RUNNING, model_->items()[index_w1].status);
+
+  // Create a LauncherItem for w2.
+  LauncherID id_w2 = CreateLauncherItem(w2.get());
+  EXPECT_EQ(3, model_->item_count());
+
+  int index_w2 = model_->ItemIndexByID(id_w2);
+  EXPECT_EQ(STATUS_RUNNING, model_->items()[index_w2].status);
+
+  // LauncherItem is removed when assoicated window is destroyed.
+  ClearLauncherItemDetailsForWindow(w1.get());
+  EXPECT_EQ(2, model_->item_count());
+  ClearLauncherItemDetailsForWindow(w2.get());
+  EXPECT_EQ(1, model_->item_count());
+  // Clears twice doesn't do anything.
+  ClearLauncherItemDetailsForWindow(w2.get());
+  EXPECT_EQ(1, model_->item_count());
+
+}
+
+TEST_F(ShelfWindowWatcherTest, ActivateWindow) {
+  // ShelfModel only have APP_LIST item.
+  EXPECT_EQ(1, model_->item_count());
+  scoped_ptr<aura::Window> w1(CreateTestWindowInShellWithId(0));
+  scoped_ptr<aura::Window> w2(CreateTestWindowInShellWithId(0));
+
+  // Create a LauncherItem for w1.
+  LauncherID id_w1 = CreateLauncherItem(w1.get());
+  EXPECT_EQ(2, model_->item_count());
+  int index_w1 = model_->ItemIndexByID(id_w1);
+  EXPECT_EQ(STATUS_RUNNING, model_->items()[index_w1].status);
+
+  // Create a LauncherItem for w2.
+  LauncherID id_w2 = CreateLauncherItem(w2.get());
+  EXPECT_EQ(3, model_->item_count());
+  int index_w2 = model_->ItemIndexByID(id_w2);
+  EXPECT_EQ(STATUS_RUNNING, model_->items()[index_w1].status);
+  EXPECT_EQ(STATUS_RUNNING, model_->items()[index_w2].status);
+
+  // LauncherItem for w1 is active when w1 is activated.
+  wm::ActivateWindow(w1.get());
+  EXPECT_EQ(STATUS_ACTIVE, model_->items()[index_w1].status);
+
+  // LauncherItem for w2 is active state when w2 is activated.
+  wm::ActivateWindow(w2.get());
+  EXPECT_EQ(STATUS_RUNNING, model_->items()[index_w1].status);
+  EXPECT_EQ(STATUS_ACTIVE, model_->items()[index_w2].status);
+}
+
+TEST_F(ShelfWindowWatcherTest, UpdateWindowProperty) {
+  // ShelfModel only has an APP_LIST item.
+  EXPECT_EQ(1, model_->item_count());
+
+  scoped_ptr<aura::Window> window(CreateTestWindowInShellWithId(0));
+
+  // Create a LauncherItem for |window|.
+  LauncherID id = CreateLauncherItem(window.get());
+  EXPECT_EQ(2, model_->item_count());
+
+  int index = model_->ItemIndexByID(id);
+  EXPECT_EQ(STATUS_RUNNING, model_->items()[index].status);
+
+  // Update LauncherItem for |window|.
+  LauncherItemDetails details;
+  details.type = TYPE_PLATFORM_APP;
+
+  SetLauncherItemDetailsForWindow(window.get(), details);
+  // No new item is created after updating a launcher item.
+  EXPECT_EQ(2, model_->item_count());
+  // index and id are not changed after updating a launcher item.
+  EXPECT_EQ(index, model_->ItemIndexByID(id));
+  EXPECT_EQ(id, model_->items()[index].id);
+}
+
+TEST_F(ShelfWindowWatcherTest, MaximizeAndRestoreWindow) {
+  // ShelfModel only has an APP_LIST item.
+  EXPECT_EQ(1, model_->item_count());
+
+  scoped_ptr<aura::Window> window(CreateTestWindowInShellWithId(0));
+  wm::WindowState* window_state = wm::GetWindowState(window.get());
+
+  // Create a LauncherItem for |window|.
+  LauncherID id = CreateLauncherItem(window.get());
+  EXPECT_EQ(2, model_->item_count());
+
+  int index = model_->ItemIndexByID(id);
+  EXPECT_EQ(STATUS_RUNNING, model_->items()[index].status);
+
+  // Maximize window |window|.
+  EXPECT_FALSE(window_state->IsMaximized());
+  window_state->Maximize();
+  EXPECT_TRUE(window_state->IsMaximized());
+  // No new item is created after maximizing a window |window|.
+  EXPECT_EQ(2, model_->item_count());
+  // index and id are not changed after maximizing a window |window|.
+  EXPECT_EQ(index, model_->ItemIndexByID(id));
+  EXPECT_EQ(id, model_->items()[index].id);
+
+  // Restore window |window|.
+  window_state->Restore();
+  EXPECT_FALSE(window_state->IsMaximized());
+  // No new item is created after restoring a window |window|.
+  EXPECT_EQ(2, model_->item_count());
+  // index and id are not changed after maximizing a window |window|.
+  EXPECT_EQ(index, model_->ItemIndexByID(id));
+  EXPECT_EQ(id, model_->items()[index].id);
+}
+
+}  // namespace internal
+}  // namespace ash