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mojo/services/window_manager/view_targeter_unittest.cc

+// 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 "mojo/services/window_manager/view_targeter.h"
+
+#include "mojo/services/window_manager/basic_focus_rules.h"
+#include "mojo/services/window_manager/capture_controller.h"
+#include "mojo/services/window_manager/focus_controller.h"
+#include "mojo/services/window_manager/view_event_dispatcher.h"
+#include "mojo/services/window_manager/window_manager_test_util.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/events/event_utils.h"
+#include "ui/events/test/test_event_handler.h"
+
+namespace window_manager {
+
+class ViewTargeterTest : public testing::Test {
+ public:
+  ViewTargeterTest() {}
+  ~ViewTargeterTest() override {}
+
+  void SetUp() override {
+    view_event_dispatcher_.reset(new ViewEventDispatcher());
+  }
+
+  void TearDown() override {
+    view_event_dispatcher_.reset();
+    testing::Test::TearDown();
+  }
+
+ protected:
+  scoped_ptr<ViewEventDispatcher> view_event_dispatcher_;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ViewTargeterTest);
+};
+
+TEST_F(ViewTargeterTest, Basic) {
+  // The dispatcher will take ownership of the tree root.
+  TestView root(1, gfx::Rect(0, 0, 100, 100));
+  ViewTarget* root_target = root.target();
+  root_target->SetEventTargeter(scoped_ptr<ViewTargeter>(new ViewTargeter()));
+  view_event_dispatcher_->SetRootViewTarget(root_target);
+
+  CaptureController capture_controller;
+  SetCaptureController(&root, &capture_controller);
+
+  TestView one(2, gfx::Rect(0, 0, 500, 100));
+  TestView two(3, gfx::Rect(501, 0, 500, 1000));
+
+  root.AddChild(&one);
+  root.AddChild(&two);
+
+  ui::test::TestEventHandler handler;
+  one.target()->AddPreTargetHandler(&handler);
+
+  ui::MouseEvent press(ui::ET_MOUSE_PRESSED, gfx::Point(20, 20),
+                       gfx::Point(20, 20), ui::EventTimeForNow(), ui::EF_NONE,
+                       ui::EF_NONE);
+  ui::EventDispatchDetails details =
+      view_event_dispatcher_->OnEventFromSource(&press);
+  ASSERT_FALSE(details.dispatcher_destroyed);
+
+  EXPECT_EQ(1, handler.num_mouse_events());
+
+  one.target()->RemovePreTargetHandler(&handler);
+}
+
+TEST_F(ViewTargeterTest, KeyTest) {
+  // The dispatcher will take ownership of the tree root.
+  TestView root(1, gfx::Rect(0, 0, 100, 100));
+  ViewTarget* root_target = root.target();
+  root_target->SetEventTargeter(scoped_ptr<ViewTargeter>(new ViewTargeter()));
+  view_event_dispatcher_->SetRootViewTarget(root_target);
+
+  CaptureController capture_controller;
+  SetCaptureController(&root, &capture_controller);
+
+  TestView one(2, gfx::Rect(0, 0, 500, 100));
+  TestView two(3, gfx::Rect(501, 0, 500, 1000));
+
+  root.AddChild(&one);
+  root.AddChild(&two);
+
+  ui::test::TestEventHandler one_handler;
+  one.target()->AddPreTargetHandler(&one_handler);
+
+  ui::test::TestEventHandler two_handler;
+  two.target()->AddPreTargetHandler(&two_handler);
+
+  FocusController focus_controller(make_scoped_ptr(new BasicFocusRules(&root)));
+  SetFocusController(&root, &focus_controller);
+
+  // Focus |one|. Then test that it receives a key event.
+  focus_controller.FocusView(&one);
+  ui::KeyEvent key_event_one(ui::ET_KEY_PRESSED, ui::VKEY_A, 0);
+  ui::EventDispatchDetails details =
+      view_event_dispatcher_->OnEventFromSource(&key_event_one);
+  ASSERT_FALSE(details.dispatcher_destroyed);
+  EXPECT_EQ(1, one_handler.num_key_events());
+
+  // Focus |two|. Then test that it receives a key event.
+  focus_controller.FocusView(&two);
+  ui::KeyEvent key_event_two(ui::ET_KEY_PRESSED, ui::VKEY_A, 0);
+  details = view_event_dispatcher_->OnEventFromSource(&key_event_two);
+  ASSERT_FALSE(details.dispatcher_destroyed);
+  EXPECT_EQ(1, two_handler.num_key_events());
+
+  two.target()->RemovePreTargetHandler(&two_handler);
+  one.target()->RemovePreTargetHandler(&one_handler);
+}
+
+}  // namespace window_manager