Reland: Implement Aura side of unified touch text selection for contents

ui/touch_selection/touch_selection_controller_aura_unittest.cc

Index: ui/touch_selection/touch_selection_controller_aura_unittest.cc
diff --git a/ui/touch_selection/touch_selection_controller_aura_unittest.cc b/ui/touch_selection/touch_selection_controller_aura_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..b6d330a6f1f5e032d212923dafb3eaa41b6905b2
--- /dev/null
+++ b/ui/touch_selection/touch_selection_controller_aura_unittest.cc
@@ -0,0 +1,391 @@
+// 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 "ui/touch_selection/touch_selection_controller_aura.h"
+
+#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/aura/test/aura_test_base.h"
+#include "ui/aura/window.h"
+#include "ui/events/test/event_generator.h"
+#include "ui/touch_selection/touch_handle_drawable_aura.h"
+#include "ui/touch_selection/touch_selection_menu_runner.h"
+
+namespace ui {
+namespace {
+
+// ...
+class TestTouchSelectionMenuRunner : public TouchSelectionMenuRunner {
+ public:
+  TestTouchSelectionMenuRunner() {
+    SetInstance(this);
+  }
+
+  ~TestTouchSelectionMenuRunner() override {
+    SetInstance(nullptr);
+  }
+
+ private:
+  // TouchSelectionMenuRunner:
+  void RunMenu(TouchSelectionMenuClient* client,
+               const gfx::Rect& anchor_rect,
+               const gfx::Size& handle_image_size,
+               aura::Window* context) override {
+    is_running_ = true;
+  }
+
+  void CloseMenu() override {
+    is_running_ = false;
+  }
+
+  bool IsRunning() const override {
+    return is_running_;
+  }
+
+  bool is_running_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestTouchSelectionMenuRunner);
+};
+
+// Convenience to make constructing a GestureEvent simpler.
+class GestureEventForTest : public ui::GestureEvent {
+ public:
+  GestureEventForTest(ui::EventType type, int x, int y)
+      : GestureEvent(x,
+                     y,
+                     0,
+                     base::TimeDelta(),
+                     ui::GestureEventDetails(type)) {}
+};
+
+// ...
+class TouchEventForTest : public ui::TouchEvent {
+ public:
+  TouchEventForTest(ui::EventType type, gfx::Point location)
+      : TouchEvent(type, location, 0, base::TimeDelta()) {}
+};
+
+}  // namespace
+
+class TouchSelectionControllerAuraTest
+    : public aura::test::AuraTestBase,
+      public TouchSelectionControllerAuraClient {
+ public:
+  TouchSelectionControllerAuraTest() : caret_moved_(false),
+                                       selection_moved_(false),
+                                       selection_points_swapped_(false),
+                                       last_command_id_(0),
+                                       context_menu_opened_(false) {
+  }
+
+  ~TouchSelectionControllerAuraTest() override {}
+
+  void ChangeSelection(const gfx::PointF& start_top,
+                       const gfx::PointF& start_bottom,
+                       const gfx::PointF& end_top,
+                       const gfx::PointF& end_bottom) {
+    SelectionBound start_bound, end_bound;
+    start_bound.set_type(SelectionBound::LEFT);
+    end_bound.set_type(SelectionBound::RIGHT);
+    start_bound.SetEdge(start_top, start_bottom);
+    end_bound.SetEdge(end_top, end_bottom);
+    start_bound.set_visible(true);
+    end_bound.set_visible(true);
+    controller_->OnSelectionBoundsUpdated(start_bound, end_bound);
+  }
+
+  void ChangeInsertion(const gfx::Point& top,
+                       const gfx::Point& bottom) {
+    SelectionBound bound;
+    bound.set_type(SelectionBound::CENTER);
+    bound.SetEdge(top, bottom);
+    bound.set_visible(true);
+    controller_->OnSelectionBoundsUpdated(bound, bound);
+  }
+
+  void ClearSelection() {
+    controller_->OnSelectionBoundsUpdated(SelectionBound(),
+                                          SelectionBound());
+  }
+
+  void ClearInsertion() { ClearSelection(); }
+
+  bool GetAndResetCaretMoved() {
+    bool moved = caret_moved_;
+    caret_moved_ = false;
+    return moved;
+  }
+
+  bool GetAndResetSelectionMoved() {
+    bool moved = selection_moved_;
+    selection_moved_ = false;
+    return moved;
+  }
+
+  bool GetAndResetSelectionPointsSwapped() {
+    bool swapped = selection_points_swapped_;
+    selection_points_swapped_ = false;
+    return swapped;
+  }
+
+  const gfx::PointF& GetLastCaretPosition() const { return caret_position_; }
+  const gfx::PointF& GetLastSelectionStart() const { return selection_start_; }
+  const gfx::PointF& GetLastSelectionEnd() const { return selection_end_; }
+
+  TouchSelectionControllerAura& controller() const { return *controller_; }
+
+  TouchHandleDrawableAura* GetInsertionHandleDrawable() const {
+    return static_cast<TouchHandleDrawableAura*>(
+        controller_->controller_for_testing()->insertion_handle_for_testing()
+            ->drawable_for_testing());
+  }
+
+  aura::Window* GetInsertionHandleWindow() const {
+    return GetInsertionHandleDrawable()->window_for_testing();
+  }
+
+  bool IsInsertionActive() const {
+    return controller_->controller_for_testing()->is_insertion_active();
+  }
+
+  bool IsSelectionActive() const {
+    return controller_->controller_for_testing()->is_selection_active();
+  }
+
+  bool IsMenuRunning() const {
+    return menu_runner_->IsRunning();
+  }
+
+ private:
+  // aura::test::AuraTestBase:
+  void SetUp() override {
+    AuraTestBase::SetUp();
+
+    parent_window_.reset(CreateNormalWindow(0, root_window(), NULL));
+    parent_window_->SetBounds(gfx::Rect(0, 0, 400, 400));
+
+    controller_.reset(new TouchSelectionControllerAura(this));
+    controller_->set_immediate_quick_menu_for_testing(true);
+
+    menu_runner_.reset(new TestTouchSelectionMenuRunner());
+  }
+
+  void TearDown() override {
+    menu_runner_.reset();
+    controller_.reset();
+    parent_window_.reset();
+
+    AuraTestBase::TearDown();
+  }
+
+  // TouchSelectionControllerAuraClient:
+  void MoveCaret(const gfx::PointF& position) override {
+    caret_moved_ = true;
+    caret_position_ = position;
+  }
+
+  void MoveRangeSelectionExtent(const gfx::PointF& extent) override {
+    selection_moved_ = true;
+    selection_end_ = extent;
+  }
+
+  void SelectBetweenCoordinates(const gfx::PointF& base,
+                                const gfx::PointF& extent) override {
+    if (base == selection_end_ && extent == selection_start_)
+      selection_points_swapped_ = true;
+
+    selection_start_ = base;
+    selection_end_ = extent;
+  }
+
+  aura::Window* GetParentWindow() const override {
+    return parent_window_.get();
+  }
+
+  bool IsCommandIdEnabled(int command_id) const override {
+    return true;
+  }
+
+  void ExecuteCommand(int command_id, int event_flags) override {
+    last_command_id_ = command_id;
+  }
+
+  void OpenContextMenu(const gfx::PointF& point) override {
+    context_menu_opened_ = true;
+  }
+
+  gfx::Rect ConvertRectToScreen(const gfx::Rect& rect) const override {
+    return rect;
+  }
+
+  scoped_ptr<aura::Window> parent_window_;
+  gfx::PointF caret_position_;
+  gfx::PointF selection_start_;
+  gfx::PointF selection_end_;
+  bool caret_moved_;
+  bool selection_moved_;
+  bool selection_points_swapped_;
+  int last_command_id_;
+  bool context_menu_opened_;
+  scoped_ptr<TouchSelectionControllerAura> controller_;
+  scoped_ptr<TouchSelectionMenuRunner> menu_runner_;
+
+  DISALLOW_COPY_AND_ASSIGN(TouchSelectionControllerAuraTest);
+};
+
+TEST_F(TouchSelectionControllerAuraTest, QuickMenuShowHide) {
+  gfx::Point top(5, 5);
+  gfx::Point bottom(5, 15);
+
+  controller().OnSelectionEditable(true);
+  ui::GestureEventForTest tap(ui::ET_GESTURE_TAP, top.x(), top.y());
+  controller().HandleGestureEvent(&tap);
+  ChangeInsertion(top, bottom);
+  EXPECT_TRUE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+  EXPECT_TRUE(ui::TouchSelectionMenuRunner::GetInstance()->IsRunning());
+  EXPECT_TRUE(IsMenuRunning());
+
+  ClearInsertion();
+  EXPECT_FALSE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+  EXPECT_FALSE(ui::TouchSelectionMenuRunner::GetInstance()->IsRunning());
+  EXPECT_FALSE(IsMenuRunning());
+}
+
+TEST_F(TouchSelectionControllerAuraTest, QuickMenuHiddenOnScroll) {
+  gfx::Point top(5, 5);
+  gfx::Point bottom(5, 15);
+
+  controller().OnSelectionEditable(true);
+  ui::GestureEventForTest tap(ui::ET_GESTURE_TAP, top.x(), top.y());
+  controller().HandleGestureEvent(&tap);
+  ChangeInsertion(top, bottom);
+  EXPECT_TRUE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+  EXPECT_TRUE(ui::TouchSelectionMenuRunner::GetInstance()->IsRunning());
+  EXPECT_TRUE(IsMenuRunning());
+
+  ui::GestureEventForTest scroll_begin(ui::ET_GESTURE_SCROLL_BEGIN, top.x(),
+                                       top.y());
+  controller().HandleGestureEvent(&scroll_begin);
+  EXPECT_TRUE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+  EXPECT_FALSE(ui::TouchSelectionMenuRunner::GetInstance()->IsRunning());
+  EXPECT_FALSE(IsMenuRunning());
+
+  ui::GestureEventForTest scroll_end(ui::ET_GESTURE_SCROLL_END, top.x(),
+                                     top.y());
+  controller().HandleGestureEvent(&scroll_end);
+  EXPECT_TRUE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+  EXPECT_TRUE(ui::TouchSelectionMenuRunner::GetInstance()->IsRunning());
+  EXPECT_TRUE(IsMenuRunning());
+
+  ClearInsertion();
+  EXPECT_FALSE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+  EXPECT_FALSE(ui::TouchSelectionMenuRunner::GetInstance()->IsRunning());
+  EXPECT_FALSE(IsMenuRunning());
+}
+
+TEST_F(TouchSelectionControllerAuraTest, QuickMenuHiddenOnHandleDrag) {
+  gfx::Point top(5, 5);
+  gfx::Point bottom(5, 15);
+
+  controller().OnSelectionEditable(true);
+  ui::GestureEventForTest tap(ui::ET_GESTURE_TAP, top.x(), top.y());
+  controller().HandleGestureEvent(&tap);
+  ChangeInsertion(top, bottom);
+  EXPECT_TRUE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+  EXPECT_TRUE(ui::TouchSelectionMenuRunner::GetInstance()->IsRunning());
+  EXPECT_TRUE(IsMenuRunning());
+
+  gfx::Point drag_point =
+      GetInsertionHandleWindow()->GetBoundsInScreen().CenterPoint();
+
+  ui::TouchEventForTest touch_pressed(ui::ET_TOUCH_PRESSED, drag_point);
+  controller().HandleTouchEvent(&touch_pressed);
+  EXPECT_TRUE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+  EXPECT_FALSE(ui::TouchSelectionMenuRunner::GetInstance()->IsRunning());
+  EXPECT_FALSE(IsMenuRunning());
+
+  ui::TouchEventForTest touch_released(ui::ET_TOUCH_RELEASED, drag_point);
+  controller().HandleTouchEvent(&touch_released);
+  EXPECT_TRUE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+  EXPECT_TRUE(ui::TouchSelectionMenuRunner::GetInstance()->IsRunning());
+  EXPECT_TRUE(IsMenuRunning());
+
+  ClearInsertion();
+  EXPECT_FALSE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+  EXPECT_FALSE(ui::TouchSelectionMenuRunner::GetInstance()->IsRunning());
+  EXPECT_FALSE(IsMenuRunning());
+}
+
+TEST_F(TouchSelectionControllerAuraTest, TapOverSelection) {
+  gfx::Point start_top(5, 5);
+  gfx::Point start_bottom(5, 15);
+  gfx::Point middle(15, 10);
+  gfx::Point end_top(25, 5);
+  gfx::Point end_bottom(25, 15);
+
+  controller().OnSelectionEditable(false);
+  ChangeSelection(start_top, start_bottom, end_top, end_bottom);
+  EXPECT_FALSE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+
+  ui::GestureEventForTest tap(ui::ET_GESTURE_TAP, middle.x(), middle.y());
+  controller().HandleGestureEvent(&tap);
+  EXPECT_FALSE(IsInsertionActive());
+  EXPECT_TRUE(IsSelectionActive());
+
+  ClearSelection();
+  EXPECT_FALSE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+}
+
+TEST_F(TouchSelectionControllerAuraTest, DeactivatedOnKeyEvent) {
+  gfx::Point top(5, 5);
+  gfx::Point bottom(5, 15);
+
+  RunAllPendingInMessageLoop();
+  controller().OnSelectionEditable(true);
+  ui::GestureEventForTest tap(ui::ET_GESTURE_TAP, top.x(), top.y());
+  controller().HandleGestureEvent(&tap);
+  ChangeInsertion(top, bottom);
+  EXPECT_TRUE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+
+  test::EventGenerator generator(root_window());
+  generator.PressKey(VKEY_A, 0);
+  RunAllPendingInMessageLoop();
+  EXPECT_FALSE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+}
+
+TEST_F(TouchSelectionControllerAuraTest, DeactivatedOnMouseEvent) {
+  gfx::Point top(5, 5);
+  gfx::Point bottom(5, 15);
+
+  RunAllPendingInMessageLoop();
+  controller().OnSelectionEditable(true);
+  ui::GestureEventForTest tap(ui::ET_GESTURE_TAP, top.x(), top.y());
+  controller().HandleGestureEvent(&tap);
+  ChangeInsertion(top, bottom);
+  EXPECT_TRUE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+
+  test::EventGenerator generator(root_window());
+  generator.set_current_location(top);
+  RunAllPendingInMessageLoop();
+  generator.MoveMouseTo(bottom);
+  RunAllPendingInMessageLoop();
+  EXPECT_FALSE(IsInsertionActive());
+  EXPECT_FALSE(IsSelectionActive());
+}
+
+}  // namespace ui