Provided batched input delivery with a BufferedInputRouter

content/browser/renderer_host/input/mock_input_router_client.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 "content/browser/renderer_host/input/mock_input_router_client.h"
+
+#include "content/browser/renderer_host/input/input_router.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+using base::TimeDelta;
+using WebKit::WebGestureEvent;
+using WebKit::WebInputEvent;
+using WebKit::WebMouseEvent;
+using WebKit::WebMouseWheelEvent;
+using WebKit::WebTouchEvent;
+using WebKit::WebTouchPoint;
+
+namespace content {
+
+MockInputRouterClient::MockInputRouterClient()
+  : input_router_(NULL),
+    in_flight_event_count_(0),
+    has_touch_handler_(false),
+    ack_count_(0),
+    unexpected_event_ack_called_(false),
+    ack_state_(INPUT_EVENT_ACK_STATE_UNKNOWN),
+    filter_state_(INPUT_EVENT_ACK_STATE_NOT_CONSUMED),
+    is_shortcut_(false),
+    allow_send_event_(true),
+    send_called_(false),
+    send_immediately_called_(false),
+    sync_flush_(false),
+    did_flush_called_(false),
+    set_needs_flush_called_(false) {}
+
+MockInputRouterClient::~MockInputRouterClient() {}
+
+InputEventAckState MockInputRouterClient::FilterInputEvent(
+    const WebInputEvent& input_event,
+    const ui::LatencyInfo& latency_info)  {
+  return filter_state_;
+}
+
+void MockInputRouterClient::IncrementInFlightEventCount()  {
+  ++in_flight_event_count_;
+}
+
+void MockInputRouterClient::DecrementInFlightEventCount()  {
+  --in_flight_event_count_;
+}
+
+void MockInputRouterClient::OnHasTouchEventHandlers(
+    bool has_handlers)  {
+  has_touch_handler_ = has_handlers;
+}
+
+bool MockInputRouterClient::OnSendKeyboardEvent(
+    const NativeWebKeyboardEvent& key_event,
+    const ui::LatencyInfo& latency_info,
+    bool* is_shortcut)  {
+  send_called_ = true;
+  sent_key_event_ = key_event;
+  *is_shortcut = is_shortcut_;
+
+  return allow_send_event_;
+}
+
+bool MockInputRouterClient::OnSendWheelEvent(
+    const MouseWheelEventWithLatencyInfo& wheel_event)  {
+  send_called_ = true;
+  sent_wheel_event_ = wheel_event;
+
+  return allow_send_event_;
+}
+
+bool MockInputRouterClient::OnSendMouseEvent(
+    const MouseEventWithLatencyInfo& mouse_event)  {
+  send_called_ = true;
+  sent_mouse_event_ = mouse_event;
+
+  return allow_send_event_;
+}
+
+bool MockInputRouterClient::OnSendTouchEvent(
+    const TouchEventWithLatencyInfo& touch_event)  {
+  send_called_ = true;
+  sent_touch_event_ = touch_event;
+
+  return allow_send_event_;
+}
+
+bool MockInputRouterClient::OnSendGestureEvent(
+    const GestureEventWithLatencyInfo& gesture_event)  {
+  send_called_ = true;
+  sent_gesture_event_ = gesture_event;
+
+  return allow_send_event_ &&
+         input_router_->ShouldForwardGestureEvent(gesture_event);
+}
+
+bool MockInputRouterClient::OnSendMouseEventImmediately(
+    const MouseEventWithLatencyInfo& mouse_event)  {
+  send_immediately_called_ = true;
+  immediately_sent_mouse_event_ = mouse_event;
+
+  return allow_send_event_;
+}
+
+bool MockInputRouterClient::OnSendTouchEventImmediately(
+    const TouchEventWithLatencyInfo& touch_event)  {
+  send_immediately_called_ = true;
+  immediately_sent_touch_event_ = touch_event;
+
+  return allow_send_event_;
+}
+
+bool MockInputRouterClient::OnSendGestureEventImmediately(
+    const GestureEventWithLatencyInfo& gesture_event)  {
+  send_immediately_called_ = true;
+  immediately_sent_gesture_event_ = gesture_event;
+  return allow_send_event_;
+}
+
+void MockInputRouterClient::OnKeyboardEventAck(
+    const NativeWebKeyboardEvent& event,
+    InputEventAckState ack_result)  {
+  VLOG(1) << __FUNCTION__ << " called!";
+  acked_key_event_ = event;
+  RecordAckCalled(ack_result);
+}
+
+void MockInputRouterClient::OnWheelEventAck(
+    const WebMouseWheelEvent& event,
+    InputEventAckState ack_result)  {
+  VLOG(1) << __FUNCTION__ << " called!";
+  acked_wheel_event_ = event;
+  RecordAckCalled(ack_result);
+}
+
+void MockInputRouterClient::OnTouchEventAck(
+    const TouchEventWithLatencyInfo& event,
+    InputEventAckState ack_result)  {
+  VLOG(1) << __FUNCTION__ << " called!";
+  acked_touch_event_ = event;
+  RecordAckCalled(ack_result);
+  if (touch_followup_event_)
+    input_router_->SendGestureEvent(*touch_followup_event_);
+}
+
+void MockInputRouterClient::OnGestureEventAck(
+    const WebGestureEvent& event,
+    InputEventAckState ack_result)  {
+  VLOG(1) << __FUNCTION__ << " called!";
+  acked_gesture_event_ = event;
+  RecordAckCalled(ack_result);
+}
+
+void MockInputRouterClient::OnUnexpectedEventAck(bool bad_message)  {
+  VLOG(1) << __FUNCTION__ << " called!";
+  unexpected_event_ack_called_ = true;
+}
+
+void MockInputRouterClient::ExpectSendCalled(bool called) {
+  EXPECT_EQ(called, send_called_);
+  send_called_ = false;
+}
+
+void MockInputRouterClient::ExpectSendImmediatelyCalled(bool called) {
+  EXPECT_EQ(called, send_immediately_called_);
+  send_immediately_called_ = false;
+}
+
+void MockInputRouterClient::ExpectAckCalled(int times) {
+  EXPECT_EQ(times, ack_count_);
+  ack_count_ = 0;
+}
+
+void MockInputRouterClient::ExpectNeedsFlushCalled(bool called) {
+  EXPECT_EQ(called, set_needs_flush_called_);
+  set_needs_flush_called_ = false;
+}
+
+void MockInputRouterClient::ExpectDidFlushCalled(bool called) {
+  EXPECT_EQ(called, did_flush_called_);
+  did_flush_called_ = false;
+}
+
+void MockInputRouterClient::RecordAckCalled(InputEventAckState ack_result) {
+  ++ack_count_;
+  ack_state_ = ack_result;
+}
+
+void MockInputRouterClient::DidFlush() {
+  did_flush_called_ = true;
+}
+
+void MockInputRouterClient::SetNeedsFlush() {
+  set_needs_flush_called_ = true;
+  if (sync_flush_)
+    input_router_->Flush();
+}
+
+}  // namespace content