Add window manager component.

wm/foreign_window_unittest.cc

Index: wm/foreign_window_unittest.cc
diff --git a/wm/foreign_window_unittest.cc b/wm/foreign_window_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..f4e5b201fecae9a7eeea0eae11c022c351809f1c
--- /dev/null
+++ b/wm/foreign_window_unittest.cc
@@ -0,0 +1,78 @@
+// Copyright (c) 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 "wm/foreign_window.h"
+
+#include "base/memory/ref_counted.h"
+#include "ui/aura/root_window.h"
+#include "ui/aura/window_tracker.h"
+#include "wm/foreign_test_window.h"
+#include "wm/test/wm_test_base.h"
+
+namespace wm {
+namespace test {
+
+namespace {
+
+// Add all windows with ForeignWindows to |window_tracker|.
+void AddForeignWindowsToWindowTracker(
+    aura::Window* window,
+    aura::WindowTracker& window_tracker) {
+  if (ForeignWindow::GetForeignWindowForNativeView(window))
+    window_tracker.Add(window);
+  for (size_t i = 0; i < window->children().size(); ++i)
+    AddForeignWindowsToWindowTracker(window->children()[i], window_tracker);
+}
+
+}  // namespace
+
+typedef wm::test::WmTestBase ForeignWindowTest;
+
+// Test that aura windows are added and removed correctly when creating and
+// destroying foreign windows.
+TEST_F(ForeignWindowTest, AddRemove) {
+  ForeignTestWindow::CreateParams params(ash::Shell::GetPrimaryRootWindow());
+  scoped_ptr<ForeignTestWindow> test_window1(new ForeignTestWindow(params));
+  scoped_ptr<ForeignTestWindow> test_window2(new ForeignTestWindow(params));
+  test_window1->Sync();
+  test_window2->Sync();
+  RunAllPendingInMessageLoop();
+  aura::WindowTracker tracker;
+  AddForeignWindowsToWindowTracker(
+      ash::Shell::GetPrimaryRootWindow(), tracker);
+  EXPECT_EQ(2u, tracker.windows().size());
+  test_window1->Destroy();
+  test_window1->Sync();
+  RunAllPendingInMessageLoop();
+  EXPECT_EQ(1u, tracker.windows().size());
+  test_window2->Destroy();
+  test_window2->Sync();
+  RunAllPendingInMessageLoop();
+  EXPECT_EQ(0u, tracker.windows().size());
+}
+
+// Test that aura window properties are updated correctly when foreign
+// is mapped/unmapped.
+TEST_F(ForeignWindowTest, IsVisible) {
+  ForeignTestWindow::CreateParams params(ash::Shell::GetPrimaryRootWindow());
+  scoped_ptr<ForeignTestWindow> test_window(new ForeignTestWindow(params));
+  test_window->Sync();
+  RunAllPendingInMessageLoop();
+  aura::WindowTracker tracker;
+  AddForeignWindowsToWindowTracker(
+      ash::Shell::GetPrimaryRootWindow(), tracker);
+  EXPECT_EQ(1u, tracker.windows().size());
+  EXPECT_FALSE((*tracker.windows().begin())->IsVisible());
+  test_window->Show();
+  test_window->Sync();
+  RunAllPendingInMessageLoop();
+  EXPECT_TRUE((*tracker.windows().begin())->IsVisible());
+  test_window->Hide();
+  test_window->Sync();
+  RunAllPendingInMessageLoop();
+  EXPECT_FALSE((*tracker.windows().begin())->IsVisible());
+}
+
+}  // namespace test
+}  // namespace wm