Move ShellWindowGeometryCache into apps

chrome/browser/extensions/shell_window_geometry_cache_unittest.cc

Index: chrome/browser/extensions/shell_window_geometry_cache_unittest.cc
diff --git a/chrome/browser/extensions/shell_window_geometry_cache_unittest.cc b/chrome/browser/extensions/shell_window_geometry_cache_unittest.cc
deleted file mode 100644
index efab64ffe91ebd4ffa1b40d4e312f1405825d688..0000000000000000000000000000000000000000
--- a/chrome/browser/extensions/shell_window_geometry_cache_unittest.cc
+++ /dev/null
@@ -1,256 +0,0 @@
-// Copyright (c) 2012 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 "base/memory/scoped_ptr.h"
-#include "base/prefs/mock_pref_change_callback.h"
-#include "base/strings/string_number_conversions.h"
-#include "chrome/browser/extensions/extension_prefs.h"
-#include "chrome/browser/extensions/shell_window_geometry_cache.h"
-#include "chrome/browser/extensions/test_extension_prefs.h"
-#include "chrome/browser/prefs/pref_service_syncable.h"
-#include "chrome/test/base/testing_profile.h"
-#include "content/public/test/test_browser_thread.h"
-#include "content/public/test/test_utils.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace {
-  static const char kWindowId[] = "windowid";
-  static const char kWindowId2[] = "windowid2";
-
-  const char kWindowGeometryKey[] = "window_geometry";
-} // namespace
-
-using content::BrowserThread;
-
-namespace extensions {
-
-// Base class for tests.
-class ShellWindowGeometryCacheTest : public testing::Test {
- public:
-  ShellWindowGeometryCacheTest() :
-        ui_thread_(BrowserThread::UI, &ui_message_loop_) {
-    prefs_.reset(new TestExtensionPrefs(ui_message_loop_.message_loop_proxy()));
-    cache_.reset(
-        new ShellWindowGeometryCache(&profile_, prefs_->prefs()));
-    cache_->SetSyncDelayForTests(0);
-  }
-
-  void AddGeometryAndLoadExtension(
-      const std::string& extension_id,
-      const std::string& window_id,
-      const gfx::Rect& bounds,
-      ui::WindowShowState state);
-
-  // Spins the UI threads' message loops to make sure any task
-  // posted to sync the geometry to the value store gets a chance to run.
-  void WaitForSync();
-
-  void LoadExtension(const std::string& extension_id);
-  void UnloadExtension(const std::string& extension_id);
-
- protected:
-  TestingProfile profile_;
-  MessageLoopForUI ui_message_loop_;
-  content::TestBrowserThread ui_thread_;
-  scoped_ptr<TestExtensionPrefs> prefs_;
-  scoped_ptr<ShellWindowGeometryCache> cache_;
-};
-
-void ShellWindowGeometryCacheTest::AddGeometryAndLoadExtension(
-    const std::string& extension_id,
-    const std::string& window_id,
-    const gfx::Rect& bounds,
-    ui::WindowShowState state) {
-  scoped_ptr<base::DictionaryValue> dict(new base::DictionaryValue);
-  base::DictionaryValue* value = new base::DictionaryValue;
-  value->SetInteger("x", bounds.x());
-  value->SetInteger("y", bounds.y());
-  value->SetInteger("w", bounds.width());
-  value->SetInteger("h", bounds.height());
-  value->SetInteger("state", state);
-  dict->SetWithoutPathExpansion(window_id, value);
-  prefs_->prefs()->SetGeometryCache(extension_id, dict.Pass());
-  LoadExtension(extension_id);
-}
-
-void ShellWindowGeometryCacheTest::WaitForSync() {
-  content::RunAllPendingInMessageLoop();
-}
-
-void ShellWindowGeometryCacheTest::LoadExtension(
-    const std::string& extension_id) {
-  cache_->OnExtensionLoaded(extension_id);
-  WaitForSync();
-}
-
-void ShellWindowGeometryCacheTest::UnloadExtension(
-    const std::string& extension_id) {
-  cache_->OnExtensionUnloaded(extension_id);
-  WaitForSync();
-}
-
-// Test getting geometry from an empty store.
-TEST_F(ShellWindowGeometryCacheTest, GetGeometryEmptyStore) {
-  const std::string extension_id = prefs_->AddExtensionAndReturnId("ext1");
-  ASSERT_FALSE(cache_->GetGeometry(extension_id, kWindowId, NULL, NULL));
-}
-
-// Test getting geometry for an unknown extension.
-TEST_F(ShellWindowGeometryCacheTest, GetGeometryUnkownExtension) {
-  const std::string extension_id1 = prefs_->AddExtensionAndReturnId("ext1");
-  const std::string extension_id2 = prefs_->AddExtensionAndReturnId("ext2");
-  AddGeometryAndLoadExtension(extension_id1, kWindowId,
-                              gfx::Rect(4, 5, 31, 43),
-                              ui::SHOW_STATE_DEFAULT);
-  ASSERT_FALSE(cache_->GetGeometry(extension_id2, kWindowId, NULL, NULL));
-}
-
-// Test getting geometry for an unknown window in a known extension.
-TEST_F(ShellWindowGeometryCacheTest, GetGeometryUnkownWindow) {
-  const std::string extension_id = prefs_->AddExtensionAndReturnId("ext1");
-  AddGeometryAndLoadExtension(extension_id, kWindowId,
-                              gfx::Rect(4, 5, 31, 43),
-                              ui::SHOW_STATE_DEFAULT);
-  ASSERT_FALSE(cache_->GetGeometry(extension_id, kWindowId2, NULL, NULL));
-}
-
-// Test that loading geometry and state from the store works correctly.
-TEST_F(ShellWindowGeometryCacheTest, GetGeometryAndStateFromStore) {
-  const std::string extension_id = prefs_->AddExtensionAndReturnId("ext1");
-  gfx::Rect bounds(4, 5, 31, 43);
-  ui::WindowShowState state = ui::SHOW_STATE_NORMAL;
-  AddGeometryAndLoadExtension(extension_id, kWindowId, bounds, state);
-  gfx::Rect new_bounds;
-  ui::WindowShowState new_state = ui::SHOW_STATE_DEFAULT;
-  ASSERT_TRUE(cache_->GetGeometry(
-      extension_id, kWindowId, &new_bounds, &new_state));
-  ASSERT_EQ(bounds, new_bounds);
-  ASSERT_EQ(state, new_state);
-}
-
-// Test saving geometry and state to the cache and state store, and reading
-// it back.
-TEST_F(ShellWindowGeometryCacheTest, SaveGeometryAndStateToStore) {
-  const std::string extension_id = prefs_->AddExtensionAndReturnId("ext1");
-  const std::string window_id(kWindowId);
-
-  // inform cache of extension
-  LoadExtension(extension_id);
-
-  // update geometry stored in cache
-  gfx::Rect bounds(4, 5, 31, 43);
-  ui::WindowShowState state = ui::SHOW_STATE_NORMAL;
-  cache_->SaveGeometry(extension_id, window_id, bounds, state);
-
-  // make sure that immediately reading back geometry works
-  gfx::Rect new_bounds;
-  ui::WindowShowState new_state = ui::SHOW_STATE_DEFAULT;
-  ASSERT_TRUE(cache_->GetGeometry(
-      extension_id, window_id, &new_bounds, &new_state));
-  ASSERT_EQ(bounds, new_bounds);
-  ASSERT_EQ(state, new_state);
-
-  // unload extension to force cache to save data to the state store
-  UnloadExtension(extension_id);
-
-  // check if geometry got stored correctly in the state store
-  const base::DictionaryValue* dict =
-      prefs_->prefs()->GetGeometryCache(extension_id);
-  ASSERT_TRUE(dict);
-
-  ASSERT_TRUE(dict->HasKey(window_id));
-  int v;
-  ASSERT_TRUE(dict->GetInteger(window_id + ".x", &v));
-  ASSERT_EQ(bounds.x(), v);
-  ASSERT_TRUE(dict->GetInteger(window_id + ".y", &v));
-  ASSERT_EQ(bounds.y(), v);
-  ASSERT_TRUE(dict->GetInteger(window_id + ".w", &v));
-  ASSERT_EQ(bounds.width(), v);
-  ASSERT_TRUE(dict->GetInteger(window_id + ".h", &v));
-  ASSERT_EQ(bounds.height(), v);
-  ASSERT_TRUE(dict->GetInteger(window_id + ".state", &v));
-  ASSERT_EQ(state, v);
-
-  // check to make sure cache indeed doesn't know about this extension anymore
-  ASSERT_FALSE(cache_->GetGeometry(
-      extension_id, window_id, &new_bounds, &new_state));
-
-  // reload extension
-  LoadExtension(extension_id);
-  // and make sure the geometry got reloaded properly too
-  ASSERT_TRUE(cache_->GetGeometry(
-      extension_id, window_id, &new_bounds, &new_state));
-  ASSERT_EQ(bounds, new_bounds);
-  ASSERT_EQ(state, new_state);
-}
-
-// Tests that we won't do writes to the state store for SaveGeometry calls
-// which don't change the state we already have.
-TEST_F(ShellWindowGeometryCacheTest, NoDuplicateWrites) {
-  using testing::_;
-  using testing::Mock;
-
-  const std::string extension_id = prefs_->AddExtensionAndReturnId("ext1");
-  gfx::Rect bounds1(100, 200, 300, 400);
-  gfx::Rect bounds2(200, 400, 600, 800);
-  gfx::Rect bounds2_duplicate(200, 400, 600, 800);
-
-  MockPrefChangeCallback observer(prefs_->pref_service());
-  PrefChangeRegistrar registrar;
-  registrar.Init(prefs_->pref_service());
-  registrar.Add("extensions.settings", observer.GetCallback());
-
-  // Write the first bounds - it should do > 0 writes.
-  EXPECT_CALL(observer, OnPreferenceChanged(_));
-  cache_->SaveGeometry(extension_id, kWindowId, bounds1,
-                       ui::SHOW_STATE_DEFAULT);
-  WaitForSync();
-  Mock::VerifyAndClearExpectations(&observer);
-
-  // Write a different bounds - it should also do > 0 writes.
-  EXPECT_CALL(observer, OnPreferenceChanged(_));
-  cache_->SaveGeometry(extension_id, kWindowId, bounds2,
-                       ui::SHOW_STATE_DEFAULT);
-  WaitForSync();
-  Mock::VerifyAndClearExpectations(&observer);
-
-  // Write a different state - it should also do > 0 writes.
-  EXPECT_CALL(observer, OnPreferenceChanged(_));
-  cache_->SaveGeometry(extension_id, kWindowId, bounds2,
-                       ui::SHOW_STATE_NORMAL);
-  WaitForSync();
-  Mock::VerifyAndClearExpectations(&observer);
-
-  // Write a bounds and state that's a duplicate of what we already have.
-  // This should not do any writes.
-  EXPECT_CALL(observer, OnPreferenceChanged(_)).Times(0);
-  cache_->SaveGeometry(extension_id, kWindowId, bounds2_duplicate,
-                       ui::SHOW_STATE_NORMAL);
-  WaitForSync();
-  Mock::VerifyAndClearExpectations(&observer);
-}
-
-// Tests that no more than kMaxCachedWindows windows will be cached.
-TEST_F(ShellWindowGeometryCacheTest, MaxWindows) {
-  const std::string extension_id = prefs_->AddExtensionAndReturnId("ext1");
-  // inform cache of extension
-  LoadExtension(extension_id);
-
-  gfx::Rect bounds(4, 5, 31, 43);
-  for (size_t i = 0; i < ShellWindowGeometryCache::kMaxCachedWindows + 1; ++i) {
-    std::string window_id = "window_" + base::IntToString(i);
-    cache_->SaveGeometry(extension_id, window_id, bounds,
-                         ui::SHOW_STATE_DEFAULT);
-  }
-
-  // The first added window should no longer have cached geometry.
-  EXPECT_FALSE(cache_->GetGeometry(extension_id, "window_0", NULL, NULL));
-  // All other windows should still exist.
-  for (size_t i = 1; i < ShellWindowGeometryCache::kMaxCachedWindows + 1; ++i) {
-    std::string window_id = "window_" + base::IntToString(i);
-    EXPECT_TRUE(cache_->GetGeometry(extension_id, window_id, NULL, NULL));
-  }
-}
-
-} // namespace extensions