Move services code brought in from Mojo to live under //third_party.

mojo/services/view_manager/public/cpp/tests/view_manager_unittest.cc

Index: mojo/services/view_manager/public/cpp/tests/view_manager_unittest.cc
diff --git a/mojo/services/view_manager/public/cpp/tests/view_manager_unittest.cc b/mojo/services/view_manager/public/cpp/tests/view_manager_unittest.cc
deleted file mode 100644
index bc694646fd8a020ac2ef286432d8f9be0926b130..0000000000000000000000000000000000000000
--- a/mojo/services/view_manager/public/cpp/tests/view_manager_unittest.cc
+++ /dev/null
@@ -1,652 +0,0 @@
-// Copyright 2014 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 "mojo/services/view_manager/public/cpp/view_manager.h"
-
-#include "base/auto_reset.h"
-#include "base/bind.h"
-#include "base/logging.h"
-#include "mojo/public/cpp/application/application_connection.h"
-#include "mojo/public/cpp/application/application_delegate.h"
-#include "mojo/public/cpp/application/application_impl.h"
-#include "mojo/public/cpp/application/service_provider_impl.h"
-#include "mojo/public/interfaces/application/service_provider.mojom.h"
-#include "mojo/services/geometry/public/cpp/geometry_util.h"
-#include "mojo/services/view_manager/public/cpp/lib/view_manager_client_impl.h"
-#include "mojo/services/view_manager/public/cpp/lib/view_private.h"
-#include "mojo/services/view_manager/public/cpp/util.h"
-#include "mojo/services/view_manager/public/cpp/view_manager_client_factory.h"
-#include "mojo/services/view_manager/public/cpp/view_manager_delegate.h"
-#include "mojo/services/view_manager/public/cpp/view_observer.h"
-#include "shell/application_manager/application_manager.h"
-#include "shell/shell_test_helper.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace mojo {
-
-namespace {
-
-const char kWindowManagerURL[] = "mojo:window_manager";
-const char kEmbeddedApp1URL[] = "mojo:embedded_app_1";
-
-base::RunLoop* current_run_loop = NULL;
-
-void DoRunLoop() {
-  base::RunLoop run_loop;
-  current_run_loop = &run_loop;
-  current_run_loop->Run();
-  current_run_loop = NULL;
-}
-
-void QuitRunLoop() {
-  current_run_loop->Quit();
-}
-
-class ConnectApplicationLoader : public ApplicationLoader,
-                                 public ApplicationDelegate,
-                                 public ViewManagerDelegate {
- public:
-  typedef base::Callback<void(View*)> LoadedCallback;
-
-  explicit ConnectApplicationLoader(const LoadedCallback& callback)
-      : callback_(callback) {}
-  ~ConnectApplicationLoader() override {}
-
- private:
-  // Overridden from ApplicationDelegate:
-  void Initialize(ApplicationImpl* app) override {
-    view_manager_client_factory_.reset(
-        new ViewManagerClientFactory(app->shell(), this));
-  }
-
-  // Overridden from ApplicationLoader:
-  void Load(ApplicationManager* manager,
-            const GURL& url,
-            InterfaceRequest<Application> application_request,
-            LoadCallback callback) override {
-    ASSERT_TRUE(application_request.is_pending());
-    scoped_ptr<ApplicationImpl> app(
-        new ApplicationImpl(this, application_request.Pass()));
-    apps_.push_back(app.release());
-  }
-
-  void OnApplicationError(ApplicationManager* manager,
-                          const GURL& url) override {}
-
-  bool ConfigureIncomingConnection(ApplicationConnection* connection) override {
-    connection->AddService(view_manager_client_factory_.get());
-    return true;
-  }
-
-  // Overridden from ViewManagerDelegate:
-  void OnEmbed(View* root,
-               InterfaceRequest<ServiceProvider> services,
-               ServiceProviderPtr exposed_services) override {
-    callback_.Run(root);
-  }
-  void OnViewManagerDisconnected(ViewManager* view_manager) override {}
-
-  ScopedVector<ApplicationImpl> apps_;
-  LoadedCallback callback_;
-  scoped_ptr<ViewManagerClientFactory> view_manager_client_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(ConnectApplicationLoader);
-};
-
-class BoundsChangeObserver : public ViewObserver {
- public:
-  explicit BoundsChangeObserver(View* view) : view_(view) {}
-  ~BoundsChangeObserver() override {}
-
- private:
-  // Overridden from ViewObserver:
-  void OnViewBoundsChanged(View* view,
-                           const Rect& old_bounds,
-                           const Rect& new_bounds) override {
-    DCHECK_EQ(view, view_);
-    QuitRunLoop();
-  }
-
-  View* view_;
-
-  DISALLOW_COPY_AND_ASSIGN(BoundsChangeObserver);
-};
-
-// Wait until the bounds of the supplied view change.
-void WaitForBoundsToChange(View* view) {
-  BoundsChangeObserver observer(view);
-  view->AddObserver(&observer);
-  DoRunLoop();
-  view->RemoveObserver(&observer);
-}
-
-// Spins a runloop until the tree beginning at |root| has |tree_size| views
-// (including |root|).
-class TreeSizeMatchesObserver : public ViewObserver {
- public:
-  TreeSizeMatchesObserver(View* tree, size_t tree_size)
-      : tree_(tree),
-        tree_size_(tree_size) {}
-  ~TreeSizeMatchesObserver() override {}
-
-  bool IsTreeCorrectSize() {
-    return CountViews(tree_) == tree_size_;
-  }
-
- private:
-  // Overridden from ViewObserver:
-  void OnTreeChanged(const TreeChangeParams& params) override {
-    if (IsTreeCorrectSize())
-      QuitRunLoop();
-  }
-
-  size_t CountViews(const View* view) const {
-    size_t count = 1;
-    View::Children::const_iterator it = view->children().begin();
-    for (; it != view->children().end(); ++it)
-      count += CountViews(*it);
-    return count;
-  }
-
-  View* tree_;
-  size_t tree_size_;
-
-  DISALLOW_COPY_AND_ASSIGN(TreeSizeMatchesObserver);
-};
-
-void WaitForTreeSizeToMatch(View* view, size_t tree_size) {
-  TreeSizeMatchesObserver observer(view, tree_size);
-  if (observer.IsTreeCorrectSize())
-    return;
-  view->AddObserver(&observer);
-  DoRunLoop();
-  view->RemoveObserver(&observer);
-}
-
-// Utility class that waits for the destruction of some number of views and
-// views.
-class DestructionObserver : public ViewObserver {
- public:
-  // |views| or |views| can be NULL.
-  explicit DestructionObserver(std::set<Id>* views) : views_(views) {}
-
- private:
-  // Overridden from ViewObserver:
-  void OnViewDestroyed(View* view) override {
-    std::set<Id>::iterator it = views_->find(view->id());
-    if (it != views_->end())
-      views_->erase(it);
-    if (CanQuit())
-      QuitRunLoop();
-  }
-
-  bool CanQuit() {
-    return !views_ || views_->empty();
-  }
-
-  std::set<Id>* views_;
-
-  DISALLOW_COPY_AND_ASSIGN(DestructionObserver);
-};
-
-void WaitForDestruction(ViewManager* view_manager, std::set<Id>* views) {
-  DestructionObserver observer(views);
-  DCHECK(views);
-  if (views) {
-    for (std::set<Id>::const_iterator it = views->begin();
-          it != views->end(); ++it) {
-      view_manager->GetViewById(*it)->AddObserver(&observer);
-    }
-  }
-  DoRunLoop();
-}
-
-class OrderChangeObserver : public ViewObserver {
- public:
-  OrderChangeObserver(View* view) : view_(view) {
-    view_->AddObserver(this);
-  }
-  ~OrderChangeObserver() override { view_->RemoveObserver(this); }
-
- private:
-  // Overridden from ViewObserver:
-  void OnViewReordered(View* view,
-                       View* relative_view,
-                       OrderDirection direction) override {
-    DCHECK_EQ(view, view_);
-    QuitRunLoop();
-  }
-
-  View* view_;
-
-  DISALLOW_COPY_AND_ASSIGN(OrderChangeObserver);
-};
-
-void WaitForOrderChange(ViewManager* view_manager, View* view) {
-  OrderChangeObserver observer(view);
-  DoRunLoop();
-}
-
-// Tracks a view's destruction. Query is_valid() for current state.
-class ViewTracker : public ViewObserver {
- public:
-  explicit ViewTracker(View* view) : view_(view) {
-    view_->AddObserver(this);
-  }
-  ~ViewTracker() override {
-    if (view_)
-      view_->RemoveObserver(this);
-  }
-
-  bool is_valid() const { return !!view_; }
-
- private:
-  // Overridden from ViewObserver:
-  void OnViewDestroyed(View* view) override {
-    DCHECK_EQ(view, view_);
-    view_ = NULL;
-  }
-
-  int id_;
-  View* view_;
-
-  DISALLOW_COPY_AND_ASSIGN(ViewTracker);
-};
-
-}  // namespace
-
-// ViewManager -----------------------------------------------------------------
-
-// These tests model synchronization of two peer connections to the view manager
-// service, that are given access to some root view.
-
-class ViewManagerTest : public testing::Test {
- public:
-  ViewManagerTest()
-      : connect_loop_(NULL),
-        loaded_view_manager_(NULL),
-        window_manager_(NULL),
-        commit_count_(0) {}
-
- protected:
-  ViewManager* window_manager() { return window_manager_; }
-
-  View* CreateViewInParent(View* parent) {
-    ViewManager* parent_manager = parent->view_manager();
-    View* view = parent_manager->CreateView();
-    view->SetVisible(true);
-    parent->AddChild(view);
-    return view;
-  }
-
-  // Embeds another version of the test app @ view.
-  ViewManager* Embed(ViewManager* view_manager, View* view) {
-    DCHECK_EQ(view_manager, view->view_manager());
-    view->Embed(kEmbeddedApp1URL);
-    RunRunLoop();
-    return GetLoadedViewManager();
-  }
-
-  ViewManager* GetLoadedViewManager() {
-    ViewManager* view_manager = loaded_view_manager_;
-    loaded_view_manager_ = NULL;
-    return view_manager;
-  }
-
-  void UnloadApplication(const GURL& url) {
-    test_helper_.SetLoaderForURL(scoped_ptr<ApplicationLoader>(), url);
-  }
-
- private:
-  // Overridden from testing::Test:
-  void SetUp() override {
-    ConnectApplicationLoader::LoadedCallback ready_callback = base::Bind(
-        &ViewManagerTest::OnViewManagerLoaded, base::Unretained(this));
-    test_helper_.Init();
-    test_helper_.SetLoaderForURL(
-        scoped_ptr<ApplicationLoader>(
-            new ConnectApplicationLoader(ready_callback)),
-        GURL(kWindowManagerURL));
-    test_helper_.SetLoaderForURL(
-        scoped_ptr<ApplicationLoader>(
-            new ConnectApplicationLoader(ready_callback)),
-        GURL(kEmbeddedApp1URL));
-
-    // TODO(sky): resolve this. Need to establish initial connection.
-  }
-
-  void OnViewManagerLoaded(View* root) {
-    loaded_view_manager_ = root->view_manager();
-    connect_loop_->Quit();
-  }
-
-  void RunRunLoop() {
-    base::RunLoop run_loop;
-    connect_loop_ = &run_loop;
-    connect_loop_->Run();
-    connect_loop_ = NULL;
-  }
-
-  base::RunLoop* connect_loop_;
-  shell::ShellTestHelper test_helper_;
-  // Used to receive the most recent view manager loaded by an embed action.
-  ViewManager* loaded_view_manager_;
-  // The View Manager connection held by the window manager (app running at the
-  // root view).
-  ViewManager* window_manager_;
-  int commit_count_;
-
-  DISALLOW_COPY_AND_ASSIGN(ViewManagerTest);
-};
-
-// TODO(sky): all of these tests are disabled as each test triggers running
-// ViewsInit, which tries to register the same set of paths with the
-// PathService, triggering a DCHECK.
-TEST_F(ViewManagerTest, DISABLED_SetUp) {}
-
-TEST_F(ViewManagerTest, DISABLED_Embed) {
-  View* view = window_manager()->CreateView();
-  view->SetVisible(true);
-  window_manager()->GetRoot()->AddChild(view);
-  ViewManager* embedded = Embed(window_manager(), view);
-  EXPECT_TRUE(NULL != embedded);
-
-  View* view_in_embedded = embedded->GetRoot();
-  EXPECT_EQ(view->parent(), window_manager()->GetRoot());
-  EXPECT_EQ(NULL, view_in_embedded->parent());
-}
-
-// Window manager has two views, N1 and N11. Embeds A at N1. A should not see
-// N11.
-// TODO(sky): Update client lib to match server.
-TEST_F(ViewManagerTest, DISABLED_EmbeddedDoesntSeeChild) {
-  View* view = window_manager()->CreateView();
-  view->SetVisible(true);
-  window_manager()->GetRoot()->AddChild(view);
-  View* nested = window_manager()->CreateView();
-  nested->SetVisible(true);
-  view->AddChild(nested);
-
-  ViewManager* embedded = Embed(window_manager(), view);
-  EXPECT_EQ(embedded->GetRoot()->children().front()->id(),
-            nested->id());
-  EXPECT_TRUE(embedded->GetRoot()->children().empty());
-  EXPECT_TRUE(nested->parent() == NULL);
-}
-
-// http://crbug.com/396300
-TEST_F(ViewManagerTest, DISABLED_ViewManagerDestroyed_CleanupView) {
-  View* view = window_manager()->CreateView();
-  view->SetVisible(true);
-  window_manager()->GetRoot()->AddChild(view);
-  ViewManager* embedded = Embed(window_manager(), view);
-
-  Id view_id = view->id();
-
-  UnloadApplication(GURL(kWindowManagerURL));
-
-  std::set<Id> views;
-  views.insert(view_id);
-  WaitForDestruction(embedded, &views);
-
-  EXPECT_EQ(nullptr, embedded->GetRoot());
-}
-
-// TODO(beng): write a replacement test for the one that once existed here:
-// This test validates the following scenario:
-// -  a view originating from one connection
-// -  a view originating from a second connection
-// +  the connection originating the view is destroyed
-// -> the view should still exist (since the second connection is live) but
-//    should be disconnected from any views.
-// http://crbug.com/396300
-//
-// TODO(beng): The new test should validate the scenario as described above
-//             except that the second connection still has a valid tree.
-
-// Verifies that bounds changes applied to a view hierarchy in one connection
-// are reflected to another.
-TEST_F(ViewManagerTest, DISABLED_SetBounds) {
-  View* view = window_manager()->CreateView();
-  view->SetVisible(true);
-  window_manager()->GetRoot()->AddChild(view);
-  ViewManager* embedded = Embed(window_manager(), view);
-
-  View* view_in_embedded = embedded->GetViewById(view->id());
-  EXPECT_EQ(view->bounds(), view_in_embedded->bounds());
-
-  Rect rect;
-  rect.width = rect.height = 100;
-  view->SetBounds(rect);
-  EXPECT_NE(view->bounds(), view_in_embedded->bounds());
-  WaitForBoundsToChange(view_in_embedded);
-  EXPECT_EQ(view->bounds(), view_in_embedded->bounds());
-}
-
-// Verifies that bounds changes applied to a view owned by a different
-// connection are refused.
-TEST_F(ViewManagerTest, DISABLED_SetBoundsSecurity) {
-  View* view = window_manager()->CreateView();
-  view->SetVisible(true);
-  window_manager()->GetRoot()->AddChild(view);
-  ViewManager* embedded = Embed(window_manager(), view);
-
-  View* view_in_embedded = embedded->GetViewById(view->id());
-  Rect rect;
-  rect.width = 800;
-  rect.height = 600;
-  view->SetBounds(rect);
-  WaitForBoundsToChange(view_in_embedded);
-
-  rect.width = 1024;
-  rect.height = 768;
-  view_in_embedded->SetBounds(rect);
-  // Bounds change should have been rejected.
-  EXPECT_EQ(view->bounds(), view_in_embedded->bounds());
-}
-
-// Verifies that a view can only be destroyed by the connection that created it.
-TEST_F(ViewManagerTest, DISABLED_DestroySecurity) {
-  View* view = window_manager()->CreateView();
-  view->SetVisible(true);
-  window_manager()->GetRoot()->AddChild(view);
-  ViewManager* embedded = Embed(window_manager(), view);
-
-  View* view_in_embedded = embedded->GetViewById(view->id());
-
-  ViewTracker tracker2(view_in_embedded);
-  view_in_embedded->Destroy();
-  // View should not have been destroyed.
-  EXPECT_TRUE(tracker2.is_valid());
-
-  ViewTracker tracker1(view);
-  view->Destroy();
-  EXPECT_FALSE(tracker1.is_valid());
-}
-
-TEST_F(ViewManagerTest, DISABLED_MultiRoots) {
-  View* view1 = window_manager()->CreateView();
-  view1->SetVisible(true);
-  window_manager()->GetRoot()->AddChild(view1);
-  View* view2 = window_manager()->CreateView();
-  view2->SetVisible(true);
-  window_manager()->GetRoot()->AddChild(view2);
-  ViewManager* embedded1 = Embed(window_manager(), view1);
-  ViewManager* embedded2 = Embed(window_manager(), view2);
-  EXPECT_EQ(embedded1, embedded2);
-}
-
-TEST_F(ViewManagerTest, DISABLED_EmbeddingIdentity) {
-  View* view = window_manager()->CreateView();
-  view->SetVisible(true);
-  window_manager()->GetRoot()->AddChild(view);
-  ViewManager* embedded = Embed(window_manager(), view);
-  EXPECT_EQ(kWindowManagerURL, embedded->GetEmbedderURL());
-}
-
-TEST_F(ViewManagerTest, DISABLED_Reorder) {
-  View* view1 = window_manager()->CreateView();
-  view1->SetVisible(true);
-  window_manager()->GetRoot()->AddChild(view1);
-
-  ViewManager* embedded = Embed(window_manager(), view1);
-
-  View* view11 = embedded->CreateView();
-  view11->SetVisible(true);
-  embedded->GetRoot()->AddChild(view11);
-  View* view12 = embedded->CreateView();
-  view12->SetVisible(true);
-  embedded->GetRoot()->AddChild(view12);
-
-  View* view1_in_wm = window_manager()->GetViewById(view1->id());
-
-  {
-    WaitForTreeSizeToMatch(view1, 2u);
-    view11->MoveToFront();
-    WaitForOrderChange(window_manager(),
-                       window_manager()->GetViewById(view11->id()));
-
-    EXPECT_EQ(view1_in_wm->children().front(),
-              window_manager()->GetViewById(view12->id()));
-    EXPECT_EQ(view1_in_wm->children().back(),
-              window_manager()->GetViewById(view11->id()));
-  }
-
-  {
-    view11->MoveToBack();
-    WaitForOrderChange(window_manager(),
-                       window_manager()->GetViewById(view11->id()));
-
-    EXPECT_EQ(view1_in_wm->children().front(),
-              window_manager()->GetViewById(view11->id()));
-    EXPECT_EQ(view1_in_wm->children().back(),
-              window_manager()->GetViewById(view12->id()));
-  }
-}
-
-namespace {
-
-class VisibilityChangeObserver : public ViewObserver {
- public:
-  explicit VisibilityChangeObserver(View* view) : view_(view) {
-    view_->AddObserver(this);
-  }
-  ~VisibilityChangeObserver() override { view_->RemoveObserver(this); }
-
- private:
-  // Overridden from ViewObserver:
-  void OnViewVisibilityChanged(View* view) override {
-    EXPECT_EQ(view, view_);
-    QuitRunLoop();
-  }
-
-  View* view_;
-
-  DISALLOW_COPY_AND_ASSIGN(VisibilityChangeObserver);
-};
-
-}  // namespace
-
-TEST_F(ViewManagerTest, DISABLED_Visible) {
-  View* view1 = window_manager()->CreateView();
-  view1->SetVisible(true);
-  window_manager()->GetRoot()->AddChild(view1);
-
-  // Embed another app and verify initial state.
-  ViewManager* embedded = Embed(window_manager(), view1);
-  ASSERT_NE(nullptr, embedded->GetRoot());
-  View* embedded_root = embedded->GetRoot();
-  EXPECT_TRUE(embedded_root->visible());
-  EXPECT_TRUE(embedded_root->IsDrawn());
-
-  // Change the visible state from the first connection and verify its mirrored
-  // correctly to the embedded app.
-  {
-    VisibilityChangeObserver observer(embedded_root);
-    view1->SetVisible(false);
-    DoRunLoop();
-  }
-
-  EXPECT_FALSE(view1->visible());
-  EXPECT_FALSE(view1->IsDrawn());
-
-  EXPECT_FALSE(embedded_root->visible());
-  EXPECT_FALSE(embedded_root->IsDrawn());
-
-  // Make the node visible again.
-  {
-    VisibilityChangeObserver observer(embedded_root);
-    view1->SetVisible(true);
-    DoRunLoop();
-  }
-
-  EXPECT_TRUE(view1->visible());
-  EXPECT_TRUE(view1->IsDrawn());
-
-  EXPECT_TRUE(embedded_root->visible());
-  EXPECT_TRUE(embedded_root->IsDrawn());
-}
-
-namespace {
-
-class DrawnChangeObserver : public ViewObserver {
- public:
-  explicit DrawnChangeObserver(View* view) : view_(view) {
-    view_->AddObserver(this);
-  }
-  ~DrawnChangeObserver() override { view_->RemoveObserver(this); }
-
- private:
-  // Overridden from ViewObserver:
-  void OnViewDrawnChanged(View* view) override {
-    EXPECT_EQ(view, view_);
-    QuitRunLoop();
-  }
-
-  View* view_;
-
-  DISALLOW_COPY_AND_ASSIGN(DrawnChangeObserver);
-};
-
-}  // namespace
-
-TEST_F(ViewManagerTest, DISABLED_Drawn) {
-  View* view1 = window_manager()->CreateView();
-  view1->SetVisible(true);
-  window_manager()->GetRoot()->AddChild(view1);
-
-  // Embed another app and verify initial state.
-  ViewManager* embedded = Embed(window_manager(), view1);
-  ASSERT_NE(nullptr, embedded->GetRoot());
-  View* embedded_root = embedded->GetRoot();
-  EXPECT_TRUE(embedded_root->visible());
-  EXPECT_TRUE(embedded_root->IsDrawn());
-
-  // Change the visibility of the root, this should propagate a drawn state
-  // change to |embedded|.
-  {
-    DrawnChangeObserver observer(embedded_root);
-    window_manager()->GetRoot()->SetVisible(false);
-    DoRunLoop();
-  }
-
-  EXPECT_TRUE(view1->visible());
-  EXPECT_FALSE(view1->IsDrawn());
-
-  EXPECT_TRUE(embedded_root->visible());
-  EXPECT_FALSE(embedded_root->IsDrawn());
-}
-
-// TODO(beng): tests for view event dispatcher.
-// - verify that we see events for all views.
-
-// TODO(beng): tests for focus:
-// - focus between two views known to a connection
-// - focus between views unknown to one of the connections.
-// - focus between views unknown to either connection.
-
-// TODO(sky): need test of root being destroyed with existing views. See
-// 434555 for specific case.
-
-}  // namespace mojo