Adding synthetic touch/mouse drag [Part1]

content/browser/renderer_host/input/synthetic_gesture_controller_unittest.cc

 // Copyright 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 "base/bind.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time/time.h"
 #include "content/browser/renderer_host/input/synthetic_gesture.h"
 #include "content/browser/renderer_host/input/synthetic_gesture_controller.h"
 #include "content/browser/renderer_host/input/synthetic_gesture_target.h"
 #include "content/browser/renderer_host/input/synthetic_pinch_gesture.h"
+#include "content/browser/renderer_host/input/synthetic_smooth_drag_gesture.h"
+#include "content/browser/renderer_host/input/synthetic_smooth_move_gesture.h"
 #include "content/browser/renderer_host/input/synthetic_smooth_scroll_gesture.h"
 #include "content/browser/renderer_host/input/synthetic_tap_gesture.h"
 #include "content/browser/renderer_host/render_widget_host_delegate.h"
 #include "content/common/input/synthetic_pinch_gesture_params.h"
+#include "content/common/input/synthetic_smooth_drag_gesture_params.h"
 #include "content/common/input/synthetic_smooth_scroll_gesture_params.h"
 #include "content/common/input/synthetic_tap_gesture_params.h"
 #include "content/public/test/mock_render_process_host.h"
 #include "content/public/test/test_browser_context.h"
 #include "content/test/test_render_view_host.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/point_f.h"
 #include "ui/gfx/geometry/vector2d.h"
 #include "ui/gfx/geometry/vector2d_f.h"
 
 using blink::WebInputEvent;
 using blink::WebMouseEvent;
 using blink::WebMouseWheelEvent;
 using blink::WebTouchEvent;
 
 namespace content {
 
 namespace {
 
 const int kFlushInputRateInMs = 16;
 const int kPointerAssumedStoppedTimeMs = 43;
 const float kTouchSlopInDips = 7.0f;
 const float kMinScalingSpanInDips = 27.5f;
 
+enum TouchGestureType { TOUCH_SCROLL, TOUCH_DRAG };
+
 class MockSyntheticGesture : public SyntheticGesture {
  public:
   MockSyntheticGesture(bool* finished, int num_steps)
       : finished_(finished),
         num_steps_(num_steps),
         step_count_(0) {
     *finished_ = false;
   }
   ~MockSyntheticGesture() override {}
 
@@ skipping 51 matching lines @@
 
   bool flush_requested() const { return flush_requested_; }
   void ClearFlushRequest() { flush_requested_ = false; }
 
  private:
   bool flush_requested_;
 
   int pointer_assumed_stopped_time_ms_;
 };
 
-class MockScrollGestureTarget : public MockSyntheticGestureTarget {
+class MockMoveGestureTarget : public MockSyntheticGestureTarget {
  public:
-  MockScrollGestureTarget() : total_abs_scroll_distance_length_(0) {}
-  ~MockScrollGestureTarget() override {}
+  MockMoveGestureTarget() : total_abs_move_distance_length_(0) {}
+  ~MockMoveGestureTarget() override {}
 
   gfx::Vector2dF start_to_end_distance() const {
     return start_to_end_distance_;
   }
-  float total_abs_scroll_distance_length() const {
-    return total_abs_scroll_distance_length_;
+  float total_abs_move_distance_length() const {
+    return total_abs_move_distance_length_;
   }
 
  protected:
   gfx::Vector2dF start_to_end_distance_;
-  float total_abs_scroll_distance_length_;
+  float total_abs_move_distance_length_;
 };
 
-class MockScrollMouseTarget : public MockScrollGestureTarget {
+class MockScrollMouseTarget : public MockMoveGestureTarget {
  public:
   MockScrollMouseTarget() {}
   ~MockScrollMouseTarget() override {}
 
   void DispatchInputEventToPlatform(const WebInputEvent& event) override {
     ASSERT_EQ(event.type, WebInputEvent::MouseWheel);
     const WebMouseWheelEvent& mouse_wheel_event =
         static_cast<const WebMouseWheelEvent&>(event);
     gfx::Vector2dF delta(mouse_wheel_event.deltaX, mouse_wheel_event.deltaY);
     start_to_end_distance_ += delta;
-    total_abs_scroll_distance_length_ += delta.Length();
+    total_abs_move_distance_length_ += delta.Length();
   }
 };
 
-class MockScrollTouchTarget : public MockScrollGestureTarget {
+class MockMoveTouchTarget : public MockMoveGestureTarget {
  public:
-  MockScrollTouchTarget() : started_(false) {}
-  ~MockScrollTouchTarget() override {}
+  MockMoveTouchTarget() : started_(false) {}
+  ~MockMoveTouchTarget() override {}
 
   void DispatchInputEventToPlatform(const WebInputEvent& event) override {
     ASSERT_TRUE(WebInputEvent::isTouchEventType(event.type));
     const WebTouchEvent& touch_event = static_cast<const WebTouchEvent&>(event);
     ASSERT_EQ(touch_event.touchesLength, 1U);
 
     if (!started_) {
       ASSERT_EQ(touch_event.type, WebInputEvent::TouchStart);
       start_.SetPoint(touch_event.touches[0].position.x,
                       touch_event.touches[0].position.y);
       last_touch_point_ = start_;
       started_ = true;
     } else {
       ASSERT_NE(touch_event.type, WebInputEvent::TouchStart);
       ASSERT_NE(touch_event.type, WebInputEvent::TouchCancel);
 
       gfx::PointF touch_point(touch_event.touches[0].position.x,
                               touch_event.touches[0].position.y);
       gfx::Vector2dF delta = touch_point - last_touch_point_;
-      total_abs_scroll_distance_length_ += delta.Length();
+      total_abs_move_distance_length_ += delta.Length();
 
       if (touch_event.type == WebInputEvent::TouchEnd)
         start_to_end_distance_ = touch_point - start_;
 
       last_touch_point_ = touch_point;
     }
   }
 
  protected:
   gfx::Point start_;
   gfx::PointF last_touch_point_;
   bool started_;
 };
 
+class MockDragMouseTarget : public MockMoveGestureTarget {
+ public:
+  MockDragMouseTarget() : started_(false) {}
+  ~MockDragMouseTarget() override {}
+
+  void DispatchInputEventToPlatform(const WebInputEvent& event) override {
+    ASSERT_TRUE(WebInputEvent::isMouseEventType(event.type));
+    const WebMouseEvent& mouse_event = static_cast<const WebMouseEvent&>(event);
+    if (!started_) {
+      EXPECT_EQ(mouse_event.button, WebMouseEvent::ButtonLeft);
+      EXPECT_EQ(mouse_event.clickCount, 1);
+      EXPECT_EQ(mouse_event.type, WebInputEvent::MouseDown);
+      start_.SetPoint(mouse_event.x, mouse_event.y);
+      last_mouse_point_ = start_;
+      started_ = true;
+    } else {
+      EXPECT_EQ(mouse_event.button, WebMouseEvent::ButtonLeft);
+      ASSERT_NE(mouse_event.type, WebInputEvent::MouseDown);
+
+      gfx::PointF mouse_point(mouse_event.x, mouse_event.y);
+      gfx::Vector2dF delta = mouse_point - last_mouse_point_;
+      total_abs_move_distance_length_ += delta.Length();
+      if (mouse_event.type == WebInputEvent::MouseUp)
+        start_to_end_distance_ = mouse_point - start_;
+      last_mouse_point_ = mouse_point;
+    }
+  }
+
+ private:
+  bool started_;
+  gfx::PointF start_, last_mouse_point_;
+};
+
 class MockSyntheticPinchTouchTarget : public MockSyntheticGestureTarget {
  public:
   enum ZoomDirection {
     ZOOM_DIRECTION_UNKNOWN,
     ZOOM_IN,
     ZOOM_OUT
   };
 
   MockSyntheticPinchTouchTarget()
       : initial_pointer_distance_(0),
@@ skipping 156 matching lines @@
             static_cast<int64>(mouse_event.timeStampSeconds * 1000));
         state_ = FINISHED;
         break;
       case FINISHED:
         EXPECT_FALSE(true);
         break;
     }
   }
 };
 
-class SyntheticGestureControllerTest : public testing::Test {
+class SyntheticGestureControllerTestBase {
  public:
-  SyntheticGestureControllerTest() {}
-  ~SyntheticGestureControllerTest() override {}
+  SyntheticGestureControllerTestBase() {}
+  ~SyntheticGestureControllerTestBase() {}
 
  protected:
   template<typename MockGestureTarget>
   void CreateControllerAndTarget() {
     target_ = new MockGestureTarget();
     controller_.reset(new SyntheticGestureController(
         scoped_ptr<SyntheticGestureTarget>(target_)));
   }
 
-  void SetUp() override {
-    start_time_ = base::TimeTicks::Now();
-    time_ = start_time_;
-    num_success_ = 0;
-    num_failure_ = 0;
-  }
-
-  void TearDown() override {
-    controller_.reset();
-    target_ = NULL;
-    time_ = base::TimeTicks();
-  }
-
   void QueueSyntheticGesture(scoped_ptr<SyntheticGesture> gesture) {
-    controller_->QueueSyntheticGesture(gesture.Pass(),
-        base::Bind(&SyntheticGestureControllerTest::OnSyntheticGestureCompleted,
+    controller_->QueueSyntheticGesture(
+        gesture.Pass(),
+        base::Bind(
+            &SyntheticGestureControllerTestBase::OnSyntheticGestureCompleted,
             base::Unretained(this)));
   }
 
   void FlushInputUntilComplete() {
     while (target_->flush_requested()) {
       while (target_->flush_requested()) {
         target_->ClearFlushRequest();
         time_ += base::TimeDelta::FromMilliseconds(kFlushInputRateInMs);
         controller_->Flush(time_);
       }
@@ skipping 12 matching lines @@
   base::TimeDelta GetTotalTime() const { return time_ - start_time_; }
 
   MockSyntheticGestureTarget* target_;
   scoped_ptr<SyntheticGestureController> controller_;
   base::TimeTicks start_time_;
   base::TimeTicks time_;
   int num_success_;
   int num_failure_;
 };
 
+class SyntheticGestureControllerTest
+    : public SyntheticGestureControllerTestBase,
+      public testing::Test {
+ protected:
+  void SetUp() override {
+    start_time_ = base::TimeTicks::Now();
+    time_ = start_time_;
+    num_success_ = 0;
+    num_failure_ = 0;
+  }
+
+  void TearDown() override {
+    controller_.reset();
+    target_ = nullptr;
+    time_ = base::TimeTicks();
+  }
+};
+
+class SyntheticGestureControllerTestWithParam
+    : public SyntheticGestureControllerTestBase,
+      public testing::TestWithParam<bool> {
+ protected:
+  void SetUp() override {
+    start_time_ = base::TimeTicks::Now();
+    time_ = start_time_;
+    num_success_ = 0;
+    num_failure_ = 0;
+  }
+
+  void TearDown() override {
+    controller_.reset();
+    target_ = nullptr;
+    time_ = base::TimeTicks();
+  }
+};
+
 TEST_F(SyntheticGestureControllerTest, SingleGesture) {
   CreateControllerAndTarget<MockSyntheticGestureTarget>();
 
   bool finished = false;
   scoped_ptr<MockSyntheticGesture> gesture(
       new MockSyntheticGesture(&finished, 3));
   QueueSyntheticGesture(gesture.Pass());
   FlushInputUntilComplete();
 
   EXPECT_TRUE(finished);
@@ skipping 87 matching lines @@
   while (target_->flush_requested()) {
     target_->ClearFlushRequest();
     time_ += base::TimeDelta::FromMilliseconds(kFlushInputRateInMs);
     controller_->Flush(time_);
   }
   EXPECT_EQ(1, num_success_);
   controller_->OnDidFlushInput();
   EXPECT_EQ(2, num_success_);
 }
 
-gfx::Vector2d AddTouchSlopToVector(const gfx::Vector2d& vector,
+gfx::Vector2d AddTouchSlopToVector(const gfx::Vector2dF& vector,
                                    SyntheticGestureTarget* target) {
   const int kTouchSlop = target->GetTouchSlopInDips();
 
   int x = vector.x();
   if (x > 0)
     x += kTouchSlop;
   else if (x < 0)
     x -= kTouchSlop;
 
   int y = vector.y();
   if (y > 0)
     y += kTouchSlop;
   else if (y < 0)
     y -= kTouchSlop;
 
   return gfx::Vector2d(x, y);
 }
 
-TEST_F(SyntheticGestureControllerTest, SingleScrollGestureTouchVertical) {
-  CreateControllerAndTarget<MockScrollTouchTarget>();
+TEST_P(SyntheticGestureControllerTestWithParam,
+       SingleMoveGestureTouchVertical) {
+  CreateControllerAndTarget<MockMoveTouchTarget>();
 
-  SyntheticSmoothScrollGestureParams params;
-  params.gesture_source_type = SyntheticGestureParams::TOUCH_INPUT;
-  params.anchor.SetPoint(89, 32);
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::TOUCH_INPUT;
+  if (GetParam() == TOUCH_DRAG) {
+    params.add_slop = false;
+  }
+  params.start_point.SetPoint(89, 32);
   params.distances.push_back(gfx::Vector2d(0, 123));
 
-  scoped_ptr<SyntheticSmoothScrollGesture> gesture(
-      new SyntheticSmoothScrollGesture(params));
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
   QueueSyntheticGesture(gesture.Pass());
   FlushInputUntilComplete();
 
-  MockScrollGestureTarget* scroll_target =
-      static_cast<MockScrollGestureTarget*>(target_);
+  MockMoveGestureTarget* scroll_target =
+      static_cast<MockMoveGestureTarget*>(target_);
   EXPECT_EQ(1, num_success_);
   EXPECT_EQ(0, num_failure_);
-  EXPECT_EQ(AddTouchSlopToVector(params.distances[0], target_),
-            scroll_target->start_to_end_distance());
+  if (GetParam() == TOUCH_SCROLL) {
+    EXPECT_EQ(AddTouchSlopToVector(params.distances[0], target_),
+              scroll_target->start_to_end_distance());
+  } else {
+    EXPECT_EQ(params.distances[0], scroll_target->start_to_end_distance());
+  }
 }
 
-TEST_F(SyntheticGestureControllerTest, SingleScrollGestureTouchHorizontal) {
-  CreateControllerAndTarget<MockScrollTouchTarget>();
+TEST_P(SyntheticGestureControllerTestWithParam,
+       SingleScrollGestureTouchHorizontal) {
+  CreateControllerAndTarget<MockMoveTouchTarget>();
 
-  SyntheticSmoothScrollGestureParams params;
-  params.gesture_source_type = SyntheticGestureParams::TOUCH_INPUT;
-  params.anchor.SetPoint(12, -23);
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::TOUCH_INPUT;
+  if (GetParam() == TOUCH_DRAG) {
+    params.add_slop = false;
+  }
+  params.start_point.SetPoint(12, -23);
   params.distances.push_back(gfx::Vector2d(-234, 0));
 
-  scoped_ptr<SyntheticSmoothScrollGesture> gesture(
-      new SyntheticSmoothScrollGesture(params));
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
   QueueSyntheticGesture(gesture.Pass());
   FlushInputUntilComplete();
 
-  MockScrollGestureTarget* scroll_target =
-      static_cast<MockScrollGestureTarget*>(target_);
+  MockMoveGestureTarget* scroll_target =
+      static_cast<MockMoveGestureTarget*>(target_);
   EXPECT_EQ(1, num_success_);
   EXPECT_EQ(0, num_failure_);
-  EXPECT_EQ(AddTouchSlopToVector(params.distances[0], target_),
-            scroll_target->start_to_end_distance());
+  if (GetParam() == TOUCH_SCROLL) {
+    EXPECT_EQ(AddTouchSlopToVector(params.distances[0], target_),
+              scroll_target->start_to_end_distance());
+  } else {
+    EXPECT_EQ(params.distances[0], scroll_target->start_to_end_distance());
+  }
 }
 
 void CheckIsWithinRangeSingle(float scroll_distance,
                               int target_distance,
                               SyntheticGestureTarget* target) {
   if (target_distance > 0) {
     EXPECT_LE(target_distance, scroll_distance);
     EXPECT_LE(scroll_distance, target_distance + target->GetTouchSlopInDips());
   } else {
     EXPECT_GE(target_distance, scroll_distance);
     EXPECT_GE(scroll_distance, target_distance - target->GetTouchSlopInDips());
   }
 }
 
 void CheckSingleScrollDistanceIsWithinRange(
     const gfx::Vector2dF& scroll_distance,
-    const gfx::Vector2d& target_distance,
+    const gfx::Vector2dF& target_distance,
     SyntheticGestureTarget* target) {
   CheckIsWithinRangeSingle(scroll_distance.x(), target_distance.x(), target);
   CheckIsWithinRangeSingle(scroll_distance.y(), target_distance.y(), target);
 }
 
 TEST_F(SyntheticGestureControllerTest, SingleScrollGestureTouchDiagonal) {
-  CreateControllerAndTarget<MockScrollTouchTarget>();
+  CreateControllerAndTarget<MockMoveTouchTarget>();
 
-  SyntheticSmoothScrollGestureParams params;
-  params.gesture_source_type = SyntheticGestureParams::TOUCH_INPUT;
-  params.anchor.SetPoint(0, 7);
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::TOUCH_INPUT;
+  params.start_point.SetPoint(0, 7);
   params.distances.push_back(gfx::Vector2d(413, -83));
 
-  scoped_ptr<SyntheticSmoothScrollGesture> gesture(
-      new SyntheticSmoothScrollGesture(params));
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
   QueueSyntheticGesture(gesture.Pass());
   FlushInputUntilComplete();
 
-  MockScrollGestureTarget* scroll_target =
-      static_cast<MockScrollGestureTarget*>(target_);
+  MockMoveGestureTarget* scroll_target =
+      static_cast<MockMoveGestureTarget*>(target_);
   EXPECT_EQ(1, num_success_);
   EXPECT_EQ(0, num_failure_);
   CheckSingleScrollDistanceIsWithinRange(
       scroll_target->start_to_end_distance(), params.distances[0], target_);
 }
 
 TEST_F(SyntheticGestureControllerTest, SingleScrollGestureTouchLongStop) {
-  CreateControllerAndTarget<MockScrollTouchTarget>();
+  CreateControllerAndTarget<MockMoveTouchTarget>();
 
   // Create a smooth scroll with a short distance and set the pointer assumed
   // stopped time high, so that the stopping should dominate the time the
   // gesture is active.
-  SyntheticSmoothScrollGestureParams params;
-  params.gesture_source_type = SyntheticGestureParams::TOUCH_INPUT;
-  params.anchor.SetPoint(-98, -23);
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::TOUCH_INPUT;
+  params.start_point.SetPoint(-98, -23);
   params.distances.push_back(gfx::Vector2d(21, -12));
   params.prevent_fling = true;
-
   target_->set_pointer_assumed_stopped_time_ms(543);
 
-  scoped_ptr<SyntheticSmoothScrollGesture> gesture(
-      new SyntheticSmoothScrollGesture(params));
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
   QueueSyntheticGesture(gesture.Pass());
   FlushInputUntilComplete();
 
-  MockScrollGestureTarget* scroll_target =
-      static_cast<MockScrollGestureTarget*>(target_);
+  MockMoveGestureTarget* scroll_target =
+      static_cast<MockMoveGestureTarget*>(target_);
   EXPECT_EQ(1, num_success_);
   EXPECT_EQ(0, num_failure_);
   CheckSingleScrollDistanceIsWithinRange(
       scroll_target->start_to_end_distance(), params.distances[0], target_);
   EXPECT_GE(GetTotalTime(), target_->PointerAssumedStoppedTime());
 }
 
 TEST_F(SyntheticGestureControllerTest, SingleScrollGestureTouchFling) {
-  CreateControllerAndTarget<MockScrollTouchTarget>();
+  CreateControllerAndTarget<MockMoveTouchTarget>();
 
   // Create a smooth scroll with a short distance and set the pointer assumed
   // stopped time high. Disable 'prevent_fling' and check that the gesture
   // finishes without waiting before it stops.
-  SyntheticSmoothScrollGestureParams params;
-  params.gesture_source_type = SyntheticGestureParams::TOUCH_INPUT;
-  params.anchor.SetPoint(-89, 78);
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::TOUCH_INPUT;
+  params.start_point.SetPoint(-89, 78);
   params.distances.push_back(gfx::Vector2d(-43, 19));
   params.prevent_fling = false;
 
   target_->set_pointer_assumed_stopped_time_ms(543);
 
-  scoped_ptr<SyntheticSmoothScrollGesture> gesture(
-      new SyntheticSmoothScrollGesture(params));
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
   QueueSyntheticGesture(gesture.Pass());
   FlushInputUntilComplete();
 
-  MockScrollGestureTarget* scroll_target =
-      static_cast<MockScrollGestureTarget*>(target_);
+  MockMoveGestureTarget* scroll_target =
+      static_cast<MockMoveGestureTarget*>(target_);
   EXPECT_EQ(1, num_success_);
   EXPECT_EQ(0, num_failure_);
   CheckSingleScrollDistanceIsWithinRange(
       scroll_target->start_to_end_distance(), params.distances[0], target_);
   EXPECT_LE(GetTotalTime(), target_->PointerAssumedStoppedTime());
 }
 
-TEST_F(SyntheticGestureControllerTest, SingleScrollGestureTouchZeroDistance) {
-  CreateControllerAndTarget<MockScrollTouchTarget>();
+TEST_P(SyntheticGestureControllerTestWithParam,
+       SingleScrollGestureTouchZeroDistance) {
+  CreateControllerAndTarget<MockMoveTouchTarget>();
 
-  SyntheticSmoothScrollGestureParams params;
-  params.gesture_source_type = SyntheticGestureParams::TOUCH_INPUT;
-  params.anchor.SetPoint(-32, 43);
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::TOUCH_INPUT;
+  if (GetParam() == TOUCH_DRAG) {
+    params.add_slop = false;
+  }
+  params.start_point.SetPoint(-32, 43);
   params.distances.push_back(gfx::Vector2d(0, 0));
 
-  scoped_ptr<SyntheticSmoothScrollGesture> gesture(
-      new SyntheticSmoothScrollGesture(params));
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
   QueueSyntheticGesture(gesture.Pass());
   FlushInputUntilComplete();
 
-  MockScrollGestureTarget* scroll_target =
-      static_cast<MockScrollGestureTarget*>(target_);
+  MockMoveGestureTarget* scroll_target =
+      static_cast<MockMoveGestureTarget*>(target_);
   EXPECT_EQ(1, num_success_);
   EXPECT_EQ(0, num_failure_);
   EXPECT_EQ(gfx::Vector2dF(0, 0), scroll_target->start_to_end_distance());
 }
 
 TEST_F(SyntheticGestureControllerTest, SingleScrollGestureMouseVertical) {
   CreateControllerAndTarget<MockScrollMouseTarget>();
 
-  SyntheticSmoothScrollGestureParams params;
-  params.gesture_source_type = SyntheticGestureParams::MOUSE_INPUT;
-  params.anchor.SetPoint(432, 89);
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::MOUSE_WHEEL_INPUT;
+  params.start_point.SetPoint(432, 89);
   params.distances.push_back(gfx::Vector2d(0, -234));
 
-  scoped_ptr<SyntheticSmoothScrollGesture> gesture(
-      new SyntheticSmoothScrollGesture(params));
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
   QueueSyntheticGesture(gesture.Pass());
   FlushInputUntilComplete();
 
-  MockScrollGestureTarget* scroll_target =
-      static_cast<MockScrollGestureTarget*>(target_);
+  MockMoveGestureTarget* scroll_target =
+      static_cast<MockMoveGestureTarget*>(target_);
   EXPECT_EQ(1, num_success_);
   EXPECT_EQ(0, num_failure_);
   EXPECT_EQ(params.distances[0], scroll_target->start_to_end_distance());
 }
 
 TEST_F(SyntheticGestureControllerTest, SingleScrollGestureMouseHorizontal) {
   CreateControllerAndTarget<MockScrollMouseTarget>();
 
-  SyntheticSmoothScrollGestureParams params;
-  params.gesture_source_type = SyntheticGestureParams::MOUSE_INPUT;
-  params.anchor.SetPoint(90, 12);
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::MOUSE_WHEEL_INPUT;
+  params.start_point.SetPoint(90, 12);
   params.distances.push_back(gfx::Vector2d(345, 0));
 
-  scoped_ptr<SyntheticSmoothScrollGesture> gesture(
-      new SyntheticSmoothScrollGesture(params));
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
   QueueSyntheticGesture(gesture.Pass());
   FlushInputUntilComplete();
 
-  MockScrollGestureTarget* scroll_target =
-      static_cast<MockScrollGestureTarget*>(target_);
+  MockMoveGestureTarget* scroll_target =
+      static_cast<MockMoveGestureTarget*>(target_);
   EXPECT_EQ(1, num_success_);
   EXPECT_EQ(0, num_failure_);
   EXPECT_EQ(params.distances[0], scroll_target->start_to_end_distance());
 }
 
 TEST_F(SyntheticGestureControllerTest, SingleScrollGestureMouseDiagonal) {
   CreateControllerAndTarget<MockScrollMouseTarget>();
 
-  SyntheticSmoothScrollGestureParams params;
-  params.gesture_source_type = SyntheticGestureParams::MOUSE_INPUT;
-  params.anchor.SetPoint(90, 12);
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::MOUSE_WHEEL_INPUT;
+  params.start_point.SetPoint(90, 12);
   params.distances.push_back(gfx::Vector2d(-194, 303));
 
-  scoped_ptr<SyntheticSmoothScrollGesture> gesture(
-      new SyntheticSmoothScrollGesture(params));
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
   QueueSyntheticGesture(gesture.Pass());
   FlushInputUntilComplete();
 
-  MockScrollGestureTarget* scroll_target =
-      static_cast<MockScrollGestureTarget*>(target_);
+  MockMoveGestureTarget* scroll_target =
+      static_cast<MockMoveGestureTarget*>(target_);
   EXPECT_EQ(1, num_success_);
   EXPECT_EQ(0, num_failure_);
   EXPECT_EQ(params.distances[0], scroll_target->start_to_end_distance());
 }
 
 TEST_F(SyntheticGestureControllerTest, MultiScrollGestureMouse) {
   CreateControllerAndTarget<MockScrollMouseTarget>();
 
-  SyntheticSmoothScrollGestureParams params;
-  params.gesture_source_type = SyntheticGestureParams::MOUSE_INPUT;
-  params.anchor.SetPoint(90, 12);
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::MOUSE_WHEEL_INPUT;
+  params.start_point.SetPoint(90, 12);
   params.distances.push_back(gfx::Vector2d(-129, 212));
   params.distances.push_back(gfx::Vector2d(8, -9));
 
-  scoped_ptr<SyntheticSmoothScrollGesture> gesture(
-      new SyntheticSmoothScrollGesture(params));
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
   QueueSyntheticGesture(gesture.Pass());
   FlushInputUntilComplete();
 
-  MockScrollGestureTarget* scroll_target =
-      static_cast<MockScrollGestureTarget*>(target_);
+  MockMoveGestureTarget* scroll_target =
+      static_cast<MockMoveGestureTarget*>(target_);
   EXPECT_EQ(1, num_success_);
   EXPECT_EQ(0, num_failure_);
   EXPECT_EQ(params.distances[0] + params.distances[1],
             scroll_target->start_to_end_distance());
 }
 
 TEST_F(SyntheticGestureControllerTest, MultiScrollGestureMouseHorizontal) {
   CreateControllerAndTarget<MockScrollMouseTarget>();
 
-  SyntheticSmoothScrollGestureParams params;
-  params.gesture_source_type = SyntheticGestureParams::MOUSE_INPUT;
-  params.anchor.SetPoint(90, 12);
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::MOUSE_WHEEL_INPUT;
+  params.start_point.SetPoint(90, 12);
   params.distances.push_back(gfx::Vector2d(-129, 0));
   params.distances.push_back(gfx::Vector2d(79, 0));
 
-  scoped_ptr<SyntheticSmoothScrollGesture> gesture(
-      new SyntheticSmoothScrollGesture(params));
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
   QueueSyntheticGesture(gesture.Pass());
   FlushInputUntilComplete();
 
-  MockScrollGestureTarget* scroll_target =
-      static_cast<MockScrollGestureTarget*>(target_);
+  MockMoveGestureTarget* scroll_target =
+      static_cast<MockMoveGestureTarget*>(target_);
   EXPECT_EQ(1, num_success_);
   EXPECT_EQ(0, num_failure_);
   // This check only works for horizontal or vertical scrolls because of
   // floating point precision issues with diagonal scrolls.
   EXPECT_FLOAT_EQ(params.distances[0].Length() + params.distances[1].Length(),
-                  scroll_target->total_abs_scroll_distance_length());
+                  scroll_target->total_abs_move_distance_length());
   EXPECT_EQ(params.distances[0] + params.distances[1],
             scroll_target->start_to_end_distance());
 }
 
 void CheckIsWithinRangeMulti(float scroll_distance,
                              int target_distance,
                              SyntheticGestureTarget* target) {
   if (target_distance > 0) {
     EXPECT_GE(scroll_distance, target_distance - target->GetTouchSlopInDips());
     EXPECT_LE(scroll_distance, target_distance + target->GetTouchSlopInDips());
   } else {
     EXPECT_LE(scroll_distance, target_distance + target->GetTouchSlopInDips());
     EXPECT_GE(scroll_distance, target_distance - target->GetTouchSlopInDips());
   }
 }
 
 void CheckMultiScrollDistanceIsWithinRange(
     const gfx::Vector2dF& scroll_distance,
-    const gfx::Vector2d& target_distance,
+    const gfx::Vector2dF& target_distance,
     SyntheticGestureTarget* target) {
   CheckIsWithinRangeMulti(scroll_distance.x(), target_distance.x(), target);
   CheckIsWithinRangeMulti(scroll_distance.y(), target_distance.y(), target);
 }
 
 TEST_F(SyntheticGestureControllerTest, MultiScrollGestureTouch) {
-  CreateControllerAndTarget<MockScrollTouchTarget>();
+  CreateControllerAndTarget<MockMoveTouchTarget>();
 
-  SyntheticSmoothScrollGestureParams params;
-  params.gesture_source_type = SyntheticGestureParams::TOUCH_INPUT;
-  params.anchor.SetPoint(8, -13);
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::TOUCH_INPUT;
+  params.start_point.SetPoint(8, -13);
   params.distances.push_back(gfx::Vector2d(234, 133));
   params.distances.push_back(gfx::Vector2d(-9, 78));
 
-  scoped_ptr<SyntheticSmoothScrollGesture> gesture(
-      new SyntheticSmoothScrollGesture(params));
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
   QueueSyntheticGesture(gesture.Pass());
   FlushInputUntilComplete();
 
-  MockScrollGestureTarget* scroll_target =
-      static_cast<MockScrollGestureTarget*>(target_);
+  MockMoveGestureTarget* scroll_target =
+      static_cast<MockMoveGestureTarget*>(target_);
   EXPECT_EQ(1, num_success_);
   EXPECT_EQ(0, num_failure_);
   CheckMultiScrollDistanceIsWithinRange(
       scroll_target->start_to_end_distance(),
       params.distances[0] + params.distances[1],
       target_);
 }
 
-TEST_F(SyntheticGestureControllerTest, MultiScrollGestureTouchVertical) {
-  CreateControllerAndTarget<MockScrollTouchTarget>();
+TEST_P(SyntheticGestureControllerTestWithParam,
+       MultiScrollGestureTouchVertical) {
+  CreateControllerAndTarget<MockMoveTouchTarget>();
+
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::TOUCH_INPUT;
+  if (GetParam() == TOUCH_DRAG) {
+    params.add_slop = false;
+  }
+  params.start_point.SetPoint(234, -13);
+  params.distances.push_back(gfx::Vector2d(0, 133));
+  params.distances.push_back(gfx::Vector2d(0, 78));
+
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
+  QueueSyntheticGesture(gesture.Pass());
+  FlushInputUntilComplete();
+
+  MockMoveGestureTarget* scroll_target =
+      static_cast<MockMoveGestureTarget*>(target_);
+  EXPECT_EQ(1, num_success_);
+  EXPECT_EQ(0, num_failure_);
+  if (GetParam() == TOUCH_SCROLL) {
+    EXPECT_FLOAT_EQ(params.distances[0].Length() +
+                        params.distances[1].Length() +
+                        target_->GetTouchSlopInDips(),
+                    scroll_target->total_abs_move_distance_length());
+  EXPECT_EQ(AddTouchSlopToVector(params.distances[0] + params.distances[1],
+                                 target_),
+            scroll_target->start_to_end_distance());
+  } else {
+    EXPECT_FLOAT_EQ(params.distances[0].Length() + params.distances[1].Length(),
+                    scroll_target->total_abs_move_distance_length());
+    EXPECT_EQ(params.distances[0] + params.distances[1],
+              scroll_target->start_to_end_distance());
+  }
+}
+
+INSTANTIATE_TEST_CASE_P(Single,
+                        SyntheticGestureControllerTestWithParam,
+                        testing::Values(TOUCH_SCROLL, TOUCH_DRAG));
+
+TEST_F(SyntheticGestureControllerTest, SingleDragGestureMouseDiagonal) {
+  CreateControllerAndTarget<MockDragMouseTarget>();
+
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::MOUSE_DRAG_INPUT;
+  params.start_point.SetPoint(0, 7);
+  params.distances.push_back(gfx::Vector2d(413, -83));
+
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
+  QueueSyntheticGesture(gesture.Pass());
+  FlushInputUntilComplete();
+
+  MockMoveGestureTarget* drag_target =
+      static_cast<MockMoveGestureTarget*>(target_);
+  EXPECT_EQ(1, num_success_);
+  EXPECT_EQ(0, num_failure_);
+  EXPECT_EQ(drag_target->start_to_end_distance(), params.distances[0]);
+}
+
+TEST_F(SyntheticGestureControllerTest, SingleDragGestureMouseZeroDistance) {
+  CreateControllerAndTarget<MockDragMouseTarget>();
+
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::MOUSE_DRAG_INPUT;
+  params.start_point.SetPoint(-32, 43);
+  params.distances.push_back(gfx::Vector2d(0, 0));
+
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
+  QueueSyntheticGesture(gesture.Pass());
+  FlushInputUntilComplete();
+
+  MockMoveGestureTarget* drag_target =
+      static_cast<MockMoveGestureTarget*>(target_);
+  EXPECT_EQ(1, num_success_);
+  EXPECT_EQ(0, num_failure_);
+  EXPECT_EQ(gfx::Vector2dF(0, 0), drag_target->start_to_end_distance());
+}
+
+TEST_F(SyntheticGestureControllerTest, MultiDragGestureMouse) {
+  CreateControllerAndTarget<MockDragMouseTarget>();
+
+  SyntheticSmoothMoveGestureParams params;
+  params.input_type = SyntheticSmoothMoveGestureParams::MOUSE_DRAG_INPUT;
+  params.start_point.SetPoint(8, -13);
+  params.distances.push_back(gfx::Vector2d(234, 133));
+  params.distances.push_back(gfx::Vector2d(-9, 78));
+
+  scoped_ptr<SyntheticSmoothMoveGesture> gesture(
+      new SyntheticSmoothMoveGesture(params));
+  QueueSyntheticGesture(gesture.Pass());
+  FlushInputUntilComplete();
+
+  MockMoveGestureTarget* drag_target =
+      static_cast<MockMoveGestureTarget*>(target_);
+  EXPECT_EQ(1, num_success_);
+  EXPECT_EQ(0, num_failure_);
+  EXPECT_EQ(drag_target->start_to_end_distance(),
+            params.distances[0] + params.distances[1]);
+}
+
+TEST_F(SyntheticGestureControllerTest,
+       SyntheticSmoothDragTestUsingSingleMouseDrag) {
+  CreateControllerAndTarget<MockDragMouseTarget>();
+
+  SyntheticSmoothDragGestureParams params;
+  params.gesture_source_type = SyntheticGestureParams::MOUSE_INPUT;
+  params.distances.push_back(gfx::Vector2d(234, 133));
+  params.speed_in_pixels_s = 800;
+
+  scoped_ptr<SyntheticSmoothDragGesture> gesture(
+      new SyntheticSmoothDragGesture(params));
+  const base::TimeTicks timestamp;
+  gesture->ForwardInputEvents(timestamp, target_);
+}
+
+TEST_F(SyntheticGestureControllerTest,
+       SyntheticSmoothDragTestUsingSingleTouchDrag) {
+  CreateControllerAndTarget<MockMoveTouchTarget>();
+
+  SyntheticSmoothDragGestureParams params;
+  params.gesture_source_type = SyntheticGestureParams::TOUCH_INPUT;
+  params.start_point.SetPoint(89, 32);
+  params.distances.push_back(gfx::Vector2d(0, 123));
+  params.speed_in_pixels_s = 800;
+
+  scoped_ptr<SyntheticSmoothDragGesture> gesture(
+      new SyntheticSmoothDragGesture(params));
+  const base::TimeTicks timestamp;
+  gesture->ForwardInputEvents(timestamp, target_);
+}
+
+TEST_F(SyntheticGestureControllerTest,
+       SyntheticSmoothScrollTestUsingSingleTouchScroll) {
+  CreateControllerAndTarget<MockMoveTouchTarget>();
 
   SyntheticSmoothScrollGestureParams params;
   params.gesture_source_type = SyntheticGestureParams::TOUCH_INPUT;
-  params.anchor.SetPoint(234, -13);
-  params.distances.push_back(gfx::Vector2d(0, 133));
-  params.distances.push_back(gfx::Vector2d(0, 78));
 
   scoped_ptr<SyntheticSmoothScrollGesture> gesture(
       new SyntheticSmoothScrollGesture(params));
-  QueueSyntheticGesture(gesture.Pass());
-  FlushInputUntilComplete();
+  const base::TimeTicks timestamp;
+  gesture->ForwardInputEvents(timestamp, target_);
+}
 
-  MockScrollGestureTarget* scroll_target =
-      static_cast<MockScrollGestureTarget*>(target_);
-  EXPECT_EQ(1, num_success_);
-  EXPECT_EQ(0, num_failure_);
-  EXPECT_FLOAT_EQ(
-      params.distances[0].Length() + params.distances[1].Length() +
-          target_->GetTouchSlopInDips(),
-      scroll_target->total_abs_scroll_distance_length());
-  EXPECT_EQ(AddTouchSlopToVector(params.distances[0] + params.distances[1],
-                                 target_),
-            scroll_target->start_to_end_distance());
+TEST_F(SyntheticGestureControllerTest,
+       SyntheticSmoothScrollTestUsingSingleMouseScroll) {
+  CreateControllerAndTarget<MockScrollMouseTarget>();
+
+  SyntheticSmoothScrollGestureParams params;
+  params.gesture_source_type = SyntheticGestureParams::MOUSE_INPUT;
+  params.anchor.SetPoint(432, 89);
+  params.distances.push_back(gfx::Vector2d(0, -234));
+  params.speed_in_pixels_s = 800;
+
+  scoped_ptr<SyntheticSmoothScrollGesture> gesture(
+      new SyntheticSmoothScrollGesture(params));
+  const base::TimeTicks timestamp;
+  gesture->ForwardInputEvents(timestamp, target_);
 }
 
 TEST_F(SyntheticGestureControllerTest, PinchGestureTouchZoomIn) {
   CreateControllerAndTarget<MockSyntheticPinchTouchTarget>();
 
   SyntheticPinchGestureParams params;
   params.gesture_source_type = SyntheticGestureParams::TOUCH_INPUT;
   params.scale_factor = 2.3f;
   params.anchor.SetPoint(54, 89);
 
@@ skipping 93 matching lines @@
   EXPECT_TRUE(tap_target->GestureFinished());
   EXPECT_EQ(tap_target->position(), params.position);
   EXPECT_EQ(tap_target->GetDuration().InMilliseconds(), params.duration_ms);
   EXPECT_GE(GetTotalTime(),
             base::TimeDelta::FromMilliseconds(params.duration_ms));
 }
 
 }  // namespace
 
 }  // namespace content