Add ability APIs for opening a window with a url embedded, focusing and activating a window.

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
index b58d994994cefc59d1dba17d2d194d1873c27f9c..387b8af5e509786cbfe2d42bd18fa7208b36f85e 100644
--- a/mojo/services/window_manager/window_manager_api_unittest.cc
+++ b/mojo/services/window_manager/window_manager_api_unittest.cc
@@ -3,8 +3,14 @@
 // found in the LICENSE file.
 
 #include "base/bind.h"
+#include "base/memory/scoped_vector.h"
+#include "mojo/public/cpp/application/application_delegate.h"
+#include "mojo/public/cpp/application/application_impl.h"
 #include "mojo/service_manager/service_manager.h"
+#include "mojo/services/public/cpp/view_manager/node.h"
 #include "mojo/services/public/cpp/view_manager/types.h"
+#include "mojo/services/public/cpp/view_manager/view_manager.h"
+#include "mojo/services/public/cpp/view_manager/view_manager_delegate.h"
 #include "mojo/services/public/interfaces/view_manager/view_manager.mojom.h"
 #include "mojo/services/public/interfaces/window_manager/window_manager.mojom.h"
 #include "mojo/shell/shell_test_helper.h"
@@ -13,6 +19,10 @@
 namespace mojo {
 namespace {
 
+const char kTestServiceURL[] = "mojo:test_url";
+
+void EmptyResultCallback(bool result) {}
+
 // Callback from EmbedRoot(). |result| is the result of the
 // Embed() call and |run_loop| the nested RunLoop.
 void ResultCallback(bool* result_cache, base::RunLoop* run_loop, bool result) {
@@ -48,12 +58,33 @@ view_manager::Id OpenWindow(WindowManagerService* window_manager) {
   return id;
 }
 
+view_manager::Id OpenWindowWithURL(WindowManagerService* window_manager,
+                                   const std::string& url) {
+  base::RunLoop run_loop;
+  view_manager::Id id;
+  window_manager->OpenWindowWithURL(
+      url,
+      base::Bind(&OpenWindowCallback, &id, &run_loop));
+  run_loop.Run();
+  return id;
+}
+
 class TestWindowManagerClient : public WindowManagerClient {
  public:
+  typedef base::Callback<void(view_manager::Id, view_manager::Id)>
+      TwoNodeCallback;
+
   explicit TestWindowManagerClient(base::RunLoop* run_loop)
       : run_loop_(run_loop) {}
   virtual ~TestWindowManagerClient() {}
 
+  void set_focus_changed_callback(const TwoNodeCallback& callback) {
+    focus_changed_callback_ = callback;
+  }
+  void set_active_window_changed_callback(const TwoNodeCallback& callback) {
+    active_window_changed_callback_ = callback;
+  }
+
  private:
   // Overridden from WindowManagerClient:
   virtual void OnWindowManagerReady() MOJO_OVERRIDE {
@@ -61,13 +92,74 @@ class TestWindowManagerClient : public WindowManagerClient {
   }
   virtual void OnCaptureChanged(
       view_manager::Id old_capture_node_id,
-      view_manager::Id new_capture_node_id) MOJO_OVERRIDE {}
+      view_manager::Id new_capture_node_id) MOJO_OVERRIDE {
+  }
+  virtual void OnFocusChanged(
+      view_manager::Id old_focused_node_id,
+      view_manager::Id new_focused_node_id) MOJO_OVERRIDE {
+    if (!focus_changed_callback_.is_null())
+      focus_changed_callback_.Run(old_focused_node_id, new_focused_node_id);
+  }
+  virtual void OnActiveWindowChanged(
+      view_manager::Id old_active_window,
+      view_manager::Id new_active_window) MOJO_OVERRIDE {
+    if (!active_window_changed_callback_.is_null())
+      active_window_changed_callback_.Run(old_active_window, new_active_window);
+  }
 
   base::RunLoop* run_loop_;
+  TwoNodeCallback focus_changed_callback_;
+  TwoNodeCallback active_window_changed_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(TestWindowManagerClient);
 };
 
+class TestServiceLoader : public ServiceLoader,
+                          public ApplicationDelegate,
+                          public view_manager::ViewManagerDelegate {
+ public:
+  typedef base::Callback<void(view_manager::Node*)> RootAddedCallback;
+
+  explicit TestServiceLoader(const RootAddedCallback& root_added_callback)
+      : root_added_callback_(root_added_callback) {}
+  virtual ~TestServiceLoader() {}
+
+ private:
+  // Overridden from ServiceLoader:
+  virtual void LoadService(ServiceManager* service_manager,
+                           const GURL& url,
+                           ScopedMessagePipeHandle shell_handle) MOJO_OVERRIDE {
+    scoped_ptr<ApplicationImpl> app(
+        new ApplicationImpl(this, shell_handle.Pass()));
+    apps_.push_back(app.release());
+  }
+  virtual void OnServiceError(ServiceManager* service_manager,
+                              const GURL& url) MOJO_OVERRIDE {
+  }
+
+  // Overridden from ApplicationDelegate:
+  virtual bool ConfigureIncomingConnection(
+      ApplicationConnection* connection) MOJO_OVERRIDE {
+    view_manager::ViewManager::ConfigureIncomingConnection(connection, this);
+    return true;
+  }
+
+  // Overridden from ViewManagerDelegate:
+  virtual void OnRootAdded(view_manager::ViewManager* view_manager,
+                           view_manager::Node* root) MOJO_OVERRIDE {
+    root_added_callback_.Run(root);
+  }
+  virtual void OnViewManagerDisconnected(
+      view_manager::ViewManager* view_manager) MOJO_OVERRIDE {
+  }
+
+  RootAddedCallback root_added_callback_;
+
+  ScopedVector<ApplicationImpl> apps_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestServiceLoader);
+};
+
 }  // namespace
 
 class WindowManagerApiTest : public testing::Test {
@@ -76,12 +168,52 @@ class WindowManagerApiTest : public testing::Test {
   virtual ~WindowManagerApiTest() {}
 
  protected:
+  typedef std::pair<view_manager::Id, view_manager::Id> TwoIds;
+
+  view_manager::Id WaitForEmbed() {
+    view_manager::Id id;
+    base::RunLoop run_loop;
+    root_added_callback_ = base::Bind(&WindowManagerApiTest::OnEmbed,
+                                      base::Unretained(this), &id, &run_loop);
+    run_loop.Run();
+    return id;
+  }
+
+  TwoIds WaitForFocusChange() {
+    TwoIds old_and_new;
+    base::RunLoop run_loop;
+    window_manager_client()->set_focus_changed_callback(
+        base::Bind(&WindowManagerApiTest::OnFocusChanged,
+                   base::Unretained(this), &old_and_new, &run_loop));
+    run_loop.Run();
+    return old_and_new;
+  }
+
+  TwoIds WaitForActiveWindowChange() {
+    TwoIds old_and_new;
+    base::RunLoop run_loop;
+    window_manager_client()->set_active_window_changed_callback(
+        base::Bind(&WindowManagerApiTest::OnActiveWindowChanged,
+                   base::Unretained(this), &old_and_new, &run_loop));
+    run_loop.Run();
+    return old_and_new;
+  }
+
+  TestWindowManagerClient* window_manager_client() {
+    return window_manager_client_.get();
+  }
+
   WindowManagerServicePtr window_manager_;
 
  private:
   // Overridden from testing::Test:
   virtual void SetUp() MOJO_OVERRIDE {
     test_helper_.Init();
+    test_helper_.SetLoaderForURL(
+        scoped_ptr<ServiceLoader>(new TestServiceLoader(
+            base::Bind(&WindowManagerApiTest::OnRootAdded,
+                       base::Unretained(this)))),
+        GURL(kTestServiceURL));
     test_helper_.service_manager()->ConnectToService(
         GURL("mojo:mojo_view_manager"),
         &view_manager_init_);
@@ -96,21 +228,74 @@ class WindowManagerApiTest : public testing::Test {
         GURL("mojo:mojo_core_window_manager"),
         &window_manager_);
     base::RunLoop connect_loop;
-    window_manager_client_ = new TestWindowManagerClient(&connect_loop);
-    window_manager_.set_client(window_manager_client_);
+    window_manager_client_.reset(new TestWindowManagerClient(&connect_loop));
+    window_manager_.set_client(window_manager_client());
     connect_loop.Run();
   }
 
+  void OnRootAdded(view_manager::Node* root) {
+    if (!root_added_callback_.is_null())
+      root_added_callback_.Run(root);
+  }
+
+  void OnEmbed(view_manager::Id* root_id,
+               base::RunLoop* loop,
+               view_manager::Node* root) {
+    *root_id = root->id();
+    loop->Quit();
+  }
+
+  void OnFocusChanged(TwoIds* old_and_new,
+                      base::RunLoop* run_loop,
+                      view_manager::Id old_focused_node_id,
+                      view_manager::Id new_focused_node_id) {
+    DCHECK(old_and_new);
+    old_and_new->first = old_focused_node_id;
+    old_and_new->second = new_focused_node_id;
+    run_loop->Quit();
+  }
+
+  void OnActiveWindowChanged(TwoIds* old_and_new,
+                             base::RunLoop* run_loop,
+                             view_manager::Id old_focused_node_id,
+                             view_manager::Id new_focused_node_id) {
+    DCHECK(old_and_new);
+    old_and_new->first = old_focused_node_id;
+    old_and_new->second = new_focused_node_id;
+    run_loop->Quit();
+  }
+
   base::MessageLoop loop_;
   shell::ShellTestHelper test_helper_;
   view_manager::ViewManagerInitServicePtr view_manager_init_;
-  TestWindowManagerClient* window_manager_client_;
+  scoped_ptr<TestWindowManagerClient> window_manager_client_;
+  TestServiceLoader::RootAddedCallback root_added_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowManagerApiTest);
 };
 
 TEST_F(WindowManagerApiTest, OpenWindow) {
   OpenWindow(window_manager_.get());
+  view_manager::Id created_node =
+      OpenWindowWithURL(window_manager_.get(), kTestServiceURL);
+  view_manager::Id embed_node = WaitForEmbed();
+  EXPECT_EQ(created_node, embed_node);
+}
+
+TEST_F(WindowManagerApiTest, FocusAndActivateWindow) {
+  view_manager::Id first_window = OpenWindow(window_manager_.get());
+  window_manager_->FocusWindow(first_window,
+                               base::Bind(&EmptyResultCallback));
+  TwoIds ids = WaitForFocusChange();
+  EXPECT_TRUE(ids.first == 0);
+  EXPECT_EQ(ids.second, first_window);
+
+  view_manager::Id second_window = OpenWindow(window_manager_.get());
+  window_manager_->ActivateWindow(second_window,
+                                  base::Bind(&EmptyResultCallback));
+  ids = WaitForActiveWindowChange();
+  EXPECT_EQ(ids.first, first_window);
+  EXPECT_EQ(ids.second, second_window);
 }
 
 }  // namespace mojo