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mojo/services/window_manager/window_manager_api_unittest.cc

Index: mojo/services/window_manager/window_manager_api_unittest.cc
diff --git a/mojo/services/window_manager/window_manager_api_unittest.cc b/mojo/services/window_manager/window_manager_api_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..7d5dccf65e47a293c17dd68c10c89274f43f0876
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+++ b/mojo/services/window_manager/window_manager_api_unittest.cc
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+// 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 "base/bind.h"
+#include "base/command_line.h"
+#include "base/memory/scoped_vector.h"
+#include "base/run_loop.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/shell/application_manager/application_manager.h"
+#include "mojo/shell/shell_test_helper.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/mojo_services/src/view_manager/public/cpp/types.h"
+#include "third_party/mojo_services/src/view_manager/public/cpp/view.h"
+#include "third_party/mojo_services/src/view_manager/public/cpp/view_manager.h"
+#include "third_party/mojo_services/src/view_manager/public/cpp/view_manager_client_factory.h"
+#include "third_party/mojo_services/src/view_manager/public/cpp/view_manager_delegate.h"
+#include "third_party/mojo_services/src/view_manager/public/interfaces/view_manager.mojom.h"
+#include "third_party/mojo_services/src/window_manager/public/interfaces/window_manager.mojom.h"
+
+using mojo::ApplicationImpl;
+using mojo::Id;
+using mojo::View;
+
+namespace window_manager {
+namespace {
+
+const char kTestServiceURL[] = "mojo:test_url";
+
+void EmptyResultCallback(bool result) {}
+
+class TestWindowManagerObserver : public mojo::WindowManagerObserver {
+ public:
+  using NodeIdCallback = base::Callback<void(Id)>;
+
+  explicit TestWindowManagerObserver(
+      mojo::InterfaceRequest<mojo::WindowManagerObserver> observer_request)
+      : binding_(this, observer_request.Pass()) {}
+  ~TestWindowManagerObserver() override {}
+
+  void set_focus_changed_callback(const NodeIdCallback& callback) {
+    focus_changed_callback_ = callback;
+  }
+  void set_active_window_changed_callback(const NodeIdCallback& callback) {
+    active_window_changed_callback_ = callback;
+  }
+
+ private:
+  // Overridden from mojo::WindowManagerObserver:
+  void OnCaptureChanged(Id new_capture_node_id) override {}
+  void OnFocusChanged(Id focused_node_id) override {
+    if (!focus_changed_callback_.is_null())
+      focus_changed_callback_.Run(focused_node_id);
+  }
+  void OnActiveWindowChanged(Id active_window) override {
+    if (!active_window_changed_callback_.is_null())
+      active_window_changed_callback_.Run(active_window);
+  }
+
+  NodeIdCallback focus_changed_callback_;
+  NodeIdCallback active_window_changed_callback_;
+  mojo::Binding<WindowManagerObserver> binding_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestWindowManagerObserver);
+};
+
+class TestApplicationLoader : public mojo::shell::ApplicationLoader,
+                              public mojo::ApplicationDelegate,
+                              public mojo::ViewManagerDelegate {
+ public:
+  typedef base::Callback<void(View*)> RootAddedCallback;
+
+  explicit TestApplicationLoader(const RootAddedCallback& root_added_callback)
+      : root_added_callback_(root_added_callback) {}
+  ~TestApplicationLoader() override {}
+
+ private:
+  // Overridden from mojo::shell::ApplicationLoader:
+  void Load(
+      const GURL& url,
+      mojo::InterfaceRequest<mojo::Application> application_request) override {
+    ASSERT_TRUE(application_request.is_pending());
+    scoped_ptr<ApplicationImpl> app(
+        new ApplicationImpl(this, application_request.Pass()));
+    apps_.push_back(app.release());
+  }
+
+  // Overridden from mojo::ApplicationDelegate:
+  void Initialize(ApplicationImpl* app) override {
+    view_manager_client_factory_.reset(
+        new mojo::ViewManagerClientFactory(app->shell(), this));
+  }
+
+  bool ConfigureIncomingConnection(
+      mojo::ApplicationConnection* connection) override {
+    connection->AddService(view_manager_client_factory_.get());
+    return true;
+  }
+
+  // Overridden from mojo::ViewManagerDelegate:
+  void OnEmbed(View* root,
+               mojo::InterfaceRequest<mojo::ServiceProvider> services,
+               mojo::ServiceProviderPtr exposed_services) override {
+    root_added_callback_.Run(root);
+  }
+  void OnViewManagerDisconnected(mojo::ViewManager* view_manager) override {}
+
+  RootAddedCallback root_added_callback_;
+
+  ScopedVector<ApplicationImpl> apps_;
+  scoped_ptr<mojo::ViewManagerClientFactory> view_manager_client_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestApplicationLoader);
+};
+
+}  // namespace
+
+class WindowManagerApiTest : public testing::Test {
+ public:
+  WindowManagerApiTest() {}
+  ~WindowManagerApiTest() override {}
+
+ protected:
+  Id WaitForEmbed() {
+    Id id;
+    base::RunLoop run_loop;
+    root_added_callback_ = base::Bind(&WindowManagerApiTest::OnEmbed,
+                                      base::Unretained(this), &id, &run_loop);
+    run_loop.Run();
+    return id;
+  }
+
+  Id WaitForFocusChange() {
+    Id new_focused;
+    base::RunLoop run_loop;
+    window_manager_observer()->set_focus_changed_callback(
+        base::Bind(&WindowManagerApiTest::OnFocusChanged,
+                   base::Unretained(this), &new_focused, &run_loop));
+    run_loop.Run();
+    return new_focused;
+  }
+
+  Id WaitForActiveWindowChange() {
+    Id new_active;
+    base::RunLoop run_loop;
+    window_manager_observer()->set_active_window_changed_callback(
+        base::Bind(&WindowManagerApiTest::OnActiveWindowChanged,
+                   base::Unretained(this), &new_active, &run_loop));
+    run_loop.Run();
+    return new_active;
+  }
+
+  Id OpenWindow() {
+    return OpenWindowWithURL(kTestServiceURL);
+  }
+
+  Id OpenWindowWithURL(const std::string& url) {
+    base::RunLoop run_loop;
+    window_manager_->Embed(url, nullptr, nullptr);
+    run_loop.Run();
+    return WaitForEmbed();
+  }
+
+  TestWindowManagerObserver* window_manager_observer() {
+    return window_manager_observer_.get();
+  }
+
+  mojo::WindowManagerPtr window_manager_;
+
+ private:
+  // Overridden from testing::Test:
+  void SetUp() override {
+    test_helper_.reset(new mojo::shell::ShellTestHelper);
+    test_helper_->Init();
+    test_helper_->AddURLMapping(GURL("mojo:window_manager"),
+                                GURL("mojo:core_window_manager"));
+    test_helper_->SetLoaderForURL(
+        scoped_ptr<mojo::shell::ApplicationLoader>(
+            new TestApplicationLoader(base::Bind(
+                &WindowManagerApiTest::OnRootAdded, base::Unretained(this)))),
+        GURL(kTestServiceURL));
+    ConnectToWindowManager2();
+  }
+  void TearDown() override {}
+
+  void ConnectToWindowManager2() {
+    test_helper_->application_manager()->ConnectToService(
+        GURL("mojo:window_manager"), &window_manager_);
+    base::RunLoop connect_loop;
+    mojo::WindowManagerObserverPtr observer;
+    window_manager_observer_.reset(
+        new TestWindowManagerObserver(GetProxy(&observer)));
+
+    window_manager_->GetFocusedAndActiveViews(
+        observer.Pass(),
+        base::Bind(&WindowManagerApiTest::GotFocusedAndActiveViews,
+                   base::Unretained(this)));
+    connect_loop.Run();
+
+    // The RunLoop above ensures the connection to the window manager completes.
+    // Without this the ApplicationManager would load the window manager twice.
+    test_helper_->application_manager()->ConnectToService(
+        GURL("mojo:core_window_manager"), &window_manager_);
+  }
+
+  void GotFocusedAndActiveViews(uint32_t, uint32_t, uint32_t) {}
+
+  void OnRootAdded(View* root) {
+    if (!root_added_callback_.is_null())
+      root_added_callback_.Run(root);
+  }
+
+  void OnEmbed(Id* root_id,
+               base::RunLoop* loop,
+               View* root) {
+    *root_id = root->id();
+    loop->Quit();
+  }
+
+  void OnFocusChanged(Id* new_focused,
+                      base::RunLoop* run_loop,
+                      Id focused_node_id) {
+    *new_focused = focused_node_id;
+    run_loop->Quit();
+  }
+
+  void OnActiveWindowChanged(Id* new_active,
+                             base::RunLoop* run_loop,
+                             Id active_node_id) {
+    *new_active = active_node_id;
+    run_loop->Quit();
+  }
+
+  scoped_ptr<mojo::shell::ShellTestHelper> test_helper_;
+  scoped_ptr<TestWindowManagerObserver> window_manager_observer_;
+  TestApplicationLoader::RootAddedCallback root_added_callback_;
+
+  DISALLOW_COPY_AND_ASSIGN(WindowManagerApiTest);
+};
+
+// TODO(sky): resolve this. Temporarily disabled as ApplicationManager ends up
+// loading windowmanager twice because of the mapping of window_manager to
+// core_window_manager.
+TEST_F(WindowManagerApiTest, DISABLED_FocusAndActivateWindow) {
+  Id first_window = OpenWindow();
+  window_manager_->FocusWindow(first_window, base::Bind(&EmptyResultCallback));
+  Id id = WaitForFocusChange();
+  EXPECT_EQ(id, first_window);
+
+  Id second_window = OpenWindow();
+  window_manager_->ActivateWindow(second_window,
+                                  base::Bind(&EmptyResultCallback));
+  id = WaitForActiveWindowChange();
+  EXPECT_EQ(id, second_window);
+}
+
+}  // namespace window_manager