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android / platform / external / chromium_org / 0b0f963 / . / content / browser / renderer_host / input / input_router_impl_unittest.cc
blob: 732682113476fc295c7f38d96442e80d7ef96e80 [file] [log] [blame]
// 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 <math.h>
#include "base/basictypes.h"
#include "base/command_line.h"
#include "base/memory/scoped_ptr.h"
#include "base/strings/utf_string_conversions.h"
#include "content/browser/renderer_host/input/gesture_event_queue.h"
#include "content/browser/renderer_host/input/input_router_client.h"
#include "content/browser/renderer_host/input/input_router_impl.h"
#include "content/browser/renderer_host/input/mock_input_ack_handler.h"
#include "content/browser/renderer_host/input/mock_input_router_client.h"
#include "content/common/content_constants_internal.h"
#include "content/common/edit_command.h"
#include "content/common/input/synthetic_web_input_event_builders.h"
#include "content/common/input/touch_action.h"
#include "content/common/input/web_input_event_traits.h"
#include "content/common/input_messages.h"
#include "content/common/view_messages.h"
#include "content/public/common/content_switches.h"
#include "content/public/test/mock_render_process_host.h"
#include "content/public/test/test_browser_context.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/events/keycodes/keyboard_codes.h"
#if defined(USE_AURA)
#include "content/browser/renderer_host/ui_events_helper.h"
#include "ui/events/event.h"
#endif
using base::TimeDelta;
using blink::WebGestureDevice;
using blink::WebGestureEvent;
using blink::WebKeyboardEvent;
using blink::WebInputEvent;
using blink::WebMouseEvent;
using blink::WebMouseWheelEvent;
using blink::WebTouchEvent;
using blink::WebTouchPoint;
namespace content {
namespace {
const WebInputEvent* GetInputEventFromMessage(const IPC::Message& message) {
PickleIterator iter(message);
const char* data;
int data_length;
if (!message.ReadData(&iter, &data, &data_length))
return NULL;
return reinterpret_cast<const WebInputEvent*>(data);
}
WebInputEvent& GetEventWithType(WebInputEvent::Type type) {
WebInputEvent* event = NULL;
if (WebInputEvent::isMouseEventType(type)) {
static WebMouseEvent mouse;
event = &mouse;
} else if (WebInputEvent::isTouchEventType(type)) {
static WebTouchEvent touch;
event = &touch;
} else if (WebInputEvent::isKeyboardEventType(type)) {
static WebKeyboardEvent key;
event = &key;
} else if (WebInputEvent::isGestureEventType(type)) {
static WebGestureEvent gesture;
event = &gesture;
} else if (type == WebInputEvent::MouseWheel) {
static WebMouseWheelEvent wheel;
event = &wheel;
}
CHECK(event);
event->type = type;
return *event;
}
bool GetIsShortcutFromHandleInputEventMessage(const IPC::Message* msg) {
InputMsg_HandleInputEvent::Schema::Param param;
InputMsg_HandleInputEvent::Read(msg, &param);
return param.c;
}
template<typename MSG_T, typename ARG_T1>
void ExpectIPCMessageWithArg1(const IPC::Message* msg, const ARG_T1& arg1) {
ASSERT_EQ(MSG_T::ID, msg->type());
typename MSG_T::Schema::Param param;
ASSERT_TRUE(MSG_T::Read(msg, &param));
EXPECT_EQ(arg1, param.a);
}
template<typename MSG_T, typename ARG_T1, typename ARG_T2>
void ExpectIPCMessageWithArg2(const IPC::Message* msg,
const ARG_T1& arg1,
const ARG_T2& arg2) {
ASSERT_EQ(MSG_T::ID, msg->type());
typename MSG_T::Schema::Param param;
ASSERT_TRUE(MSG_T::Read(msg, &param));
EXPECT_EQ(arg1, param.a);
EXPECT_EQ(arg2, param.b);
}
#if defined(USE_AURA)
bool TouchEventsAreEquivalent(const ui::TouchEvent& first,
const ui::TouchEvent& second) {
if (first.type() != second.type())
return false;
if (first.location() != second.location())
return false;
if (first.touch_id() != second.touch_id())
return false;
if (second.time_stamp().InSeconds() != first.time_stamp().InSeconds())
return false;
return true;
}
bool EventListIsSubset(const ScopedVector<ui::TouchEvent>& subset,
const ScopedVector<ui::TouchEvent>& set) {
if (subset.size() > set.size())
return false;
for (size_t i = 0; i < subset.size(); ++i) {
const ui::TouchEvent* first = subset[i];
const ui::TouchEvent* second = set[i];
bool equivalent = TouchEventsAreEquivalent(*first, *second);
if (!equivalent)
return false;
}
return true;
}
#endif // defined(USE_AURA)
// Expected function used for converting pinch scales to deltaY values.
float PinchScaleToWheelDelta(float scale) {
return 100.0 * log(scale);
}
} // namespace
class InputRouterImplTest : public testing::Test {
public:
InputRouterImplTest() {}
virtual ~InputRouterImplTest() {}
protected:
// testing::Test
virtual void SetUp() override {
browser_context_.reset(new TestBrowserContext());
process_.reset(new MockRenderProcessHost(browser_context_.get()));
client_.reset(new MockInputRouterClient());
ack_handler_.reset(new MockInputAckHandler());
base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
command_line->AppendSwitch(switches::kValidateInputEventStream);
input_router_.reset(new InputRouterImpl(process_.get(),
client_.get(),
ack_handler_.get(),
MSG_ROUTING_NONE,
config_));
client_->set_input_router(input_router());
ack_handler_->set_input_router(input_router());
}
virtual void TearDown() override {
// Process all pending tasks to avoid leaks.
base::MessageLoop::current()->RunUntilIdle();
input_router_.reset();
client_.reset();
process_.reset();
browser_context_.reset();
}
void SetUpForTouchAckTimeoutTest(int timeout_ms) {
config_.touch_config.touch_ack_timeout_delay =
base::TimeDelta::FromMilliseconds(timeout_ms);
config_.touch_config.touch_ack_timeout_supported = true;
TearDown();
SetUp();
}
void SimulateKeyboardEvent(WebInputEvent::Type type, bool is_shortcut) {
WebKeyboardEvent event = SyntheticWebKeyboardEventBuilder::Build(type);
NativeWebKeyboardEvent native_event;
memcpy(&native_event, &event, sizeof(event));
input_router_->SendKeyboardEvent(
native_event,
ui::LatencyInfo(),
is_shortcut);
}
void SimulateWheelEvent(float dX, float dY, int modifiers, bool precise) {
input_router_->SendWheelEvent(MouseWheelEventWithLatencyInfo(
SyntheticWebMouseWheelEventBuilder::Build(dX, dY, modifiers, precise),
ui::LatencyInfo()));
}
void SimulateMouseEvent(WebInputEvent::Type type, int x, int y) {
input_router_->SendMouseEvent(MouseEventWithLatencyInfo(
SyntheticWebMouseEventBuilder::Build(type, x, y, 0),
ui::LatencyInfo()));
}
void SimulateWheelEventWithPhase(WebMouseWheelEvent::Phase phase) {
input_router_->SendWheelEvent(MouseWheelEventWithLatencyInfo(
SyntheticWebMouseWheelEventBuilder::Build(phase), ui::LatencyInfo()));
}
void SimulateGestureEvent(const WebGestureEvent& gesture) {
input_router_->SendGestureEvent(
GestureEventWithLatencyInfo(gesture, ui::LatencyInfo()));
}
void SimulateGestureEvent(WebInputEvent::Type type,
WebGestureDevice sourceDevice) {
SimulateGestureEvent(
SyntheticWebGestureEventBuilder::Build(type, sourceDevice));
}
void SimulateGestureScrollUpdateEvent(float dX, float dY, int modifiers) {
SimulateGestureEvent(
SyntheticWebGestureEventBuilder::BuildScrollUpdate(dX, dY, modifiers));
}
void SimulateGesturePinchUpdateEvent(float scale,
float anchorX,
float anchorY,
int modifiers,
WebGestureDevice sourceDevice) {
SimulateGestureEvent(SyntheticWebGestureEventBuilder::BuildPinchUpdate(
scale, anchorX, anchorY, modifiers, sourceDevice));
}
void SimulateGestureFlingStartEvent(float velocityX,
float velocityY,
WebGestureDevice sourceDevice) {
SimulateGestureEvent(
SyntheticWebGestureEventBuilder::BuildFling(velocityX,
velocityY,
sourceDevice));
}
void SetTouchTimestamp(base::TimeDelta timestamp) {
touch_event_.SetTimestamp(timestamp);
}
void SendTouchEvent() {
input_router_->SendTouchEvent(
TouchEventWithLatencyInfo(touch_event_, ui::LatencyInfo()));
touch_event_.ResetPoints();
}
int PressTouchPoint(int x, int y) {
return touch_event_.PressPoint(x, y);
}
void MoveTouchPoint(int index, int x, int y) {
touch_event_.MovePoint(index, x, y);
}
void ReleaseTouchPoint(int index) {
touch_event_.ReleasePoint(index);
}
void CancelTouchPoint(int index) {
touch_event_.CancelPoint(index);
}
void SendInputEventACK(blink::WebInputEvent::Type type,
InputEventAckState ack_result) {
InputHostMsg_HandleInputEvent_ACK_Params ack;
ack.type = type;
ack.state = ack_result;
input_router_->OnMessageReceived(InputHostMsg_HandleInputEvent_ACK(0, ack));
}
InputRouterImpl* input_router() const {
return input_router_.get();
}
bool TouchEventQueueEmpty() const {
return input_router()->touch_event_queue_.empty();
}
bool TouchEventTimeoutEnabled() const {
return input_router()->touch_event_queue_.IsAckTimeoutEnabled();
}
void Flush() const {
return input_router_->Flush();
}
size_t GetAndResetDidFlushCount() {
return client_->GetAndResetDidFlushCount();
}
bool HasPendingEvents() const {
return input_router_->HasPendingEvents();
}
void OnHasTouchEventHandlers(bool has_handlers) {
input_router_->OnMessageReceived(
ViewHostMsg_HasTouchEventHandlers(0, has_handlers));
}
void OnSetTouchAction(content::TouchAction touch_action) {
input_router_->OnMessageReceived(
InputHostMsg_SetTouchAction(0, touch_action));
}
size_t GetSentMessageCountAndResetSink() {
size_t count = process_->sink().message_count();
process_->sink().ClearMessages();
return count;
}
static void RunTasksAndWait(base::TimeDelta delay) {
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE, base::MessageLoop::QuitClosure(), delay);
base::MessageLoop::current()->Run();
}
InputRouterImpl::Config config_;
scoped_ptr<MockRenderProcessHost> process_;
scoped_ptr<MockInputRouterClient> client_;
scoped_ptr<MockInputAckHandler> ack_handler_;
scoped_ptr<InputRouterImpl> input_router_;
private:
base::MessageLoopForUI message_loop_;
SyntheticWebTouchEvent touch_event_;
scoped_ptr<TestBrowserContext> browser_context_;
};
TEST_F(InputRouterImplTest, CoalescesRangeSelection) {
input_router_->SendInput(scoped_ptr<IPC::Message>(
new InputMsg_SelectRange(0, gfx::Point(1, 2), gfx::Point(3, 4))));
ExpectIPCMessageWithArg2<InputMsg_SelectRange>(
process_->sink().GetMessageAt(0),
gfx::Point(1, 2),
gfx::Point(3, 4));
EXPECT_EQ(1u, GetSentMessageCountAndResetSink());
// Send two more messages without acking.
input_router_->SendInput(scoped_ptr<IPC::Message>(
new InputMsg_SelectRange(0, gfx::Point(5, 6), gfx::Point(7, 8))));
EXPECT_EQ(0u, GetSentMessageCountAndResetSink());
input_router_->SendInput(scoped_ptr<IPC::Message>(
new InputMsg_SelectRange(0, gfx::Point(9, 10), gfx::Point(11, 12))));
EXPECT_EQ(0u, GetSentMessageCountAndResetSink());
// Now ack the first message.
{
scoped_ptr<IPC::Message> response(new ViewHostMsg_SelectRange_ACK(0));
input_router_->OnMessageReceived(*response);
}
// Verify that the two messages are coalesced into one message.
ExpectIPCMessageWithArg2<InputMsg_SelectRange>(
process_->sink().GetMessageAt(0),
gfx::Point(9, 10),
gfx::Point(11, 12));
EXPECT_EQ(1u, GetSentMessageCountAndResetSink());
// Acking the coalesced msg should not send any more msg.
{
scoped_ptr<IPC::Message> response(new ViewHostMsg_SelectRange_ACK(0));
input_router_->OnMessageReceived(*response);
}
EXPECT_EQ(0u, GetSentMessageCountAndResetSink());
}
TEST_F(InputRouterImplTest, CoalescesCaretMove) {
input_router_->SendInput(
scoped_ptr<IPC::Message>(new InputMsg_MoveCaret(0, gfx::Point(1, 2))));
ExpectIPCMessageWithArg1<InputMsg_MoveCaret>(
process_->sink().GetMessageAt(0), gfx::Point(1, 2));
EXPECT_EQ(1u, GetSentMessageCountAndResetSink());
// Send two more messages without acking.
input_router_->SendInput(
scoped_ptr<IPC::Message>(new InputMsg_MoveCaret(0, gfx::Point(5, 6))));
EXPECT_EQ(0u, GetSentMessageCountAndResetSink());
input_router_->SendInput(
scoped_ptr<IPC::Message>(new InputMsg_MoveCaret(0, gfx::Point(9, 10))));
EXPECT_EQ(0u, GetSentMessageCountAndResetSink());
// Now ack the first message.
{
scoped_ptr<IPC::Message> response(new ViewHostMsg_MoveCaret_ACK(0));
input_router_->OnMessageReceived(*response);
}
// Verify that the two messages are coalesced into one message.
ExpectIPCMessageWithArg1<InputMsg_MoveCaret>(
process_->sink().GetMessageAt(0), gfx::Point(9, 10));
EXPECT_EQ(1u, GetSentMessageCountAndResetSink());
// Acking the coalesced msg should not send any more msg.
{
scoped_ptr<IPC::Message> response(new ViewHostMsg_MoveCaret_ACK(0));
input_router_->OnMessageReceived(*response);
}
EXPECT_EQ(0u, GetSentMessageCountAndResetSink());
}
TEST_F(InputRouterImplTest, HandledInputEvent) {
client_->set_filter_state(INPUT_EVENT_ACK_STATE_CONSUMED);
// Simulate a keyboard event.
SimulateKeyboardEvent(WebInputEvent::RawKeyDown, false);
// Make sure no input event is sent to the renderer.
EXPECT_EQ(0u, GetSentMessageCountAndResetSink());
// OnKeyboardEventAck should be triggered without actual ack.
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
// As the event was acked already, keyboard event queue should be
// empty.
ASSERT_EQ(NULL, input_router_->GetLastKeyboardEvent());
}
TEST_F(InputRouterImplTest, ClientCanceledKeyboardEvent) {
client_->set_filter_state(INPUT_EVENT_ACK_STATE_NO_CONSUMER_EXISTS);
// Simulate a keyboard event that has no consumer.
SimulateKeyboardEvent(WebInputEvent::RawKeyDown, false);
// Make sure no input event is sent to the renderer.
EXPECT_EQ(0u, GetSentMessageCountAndResetSink());
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
// Simulate a keyboard event that should be dropped.
client_->set_filter_state(INPUT_EVENT_ACK_STATE_UNKNOWN);
SimulateKeyboardEvent(WebInputEvent::RawKeyDown, false);
// Make sure no input event is sent to the renderer, and no ack is sent.
EXPECT_EQ(0u, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
}
TEST_F(InputRouterImplTest, ShortcutKeyboardEvent) {
SimulateKeyboardEvent(WebInputEvent::RawKeyDown, true);
EXPECT_TRUE(GetIsShortcutFromHandleInputEventMessage(
process_->sink().GetMessageAt(0)));
process_->sink().ClearMessages();
SimulateKeyboardEvent(WebInputEvent::RawKeyDown, false);
EXPECT_FALSE(GetIsShortcutFromHandleInputEventMessage(
process_->sink().GetMessageAt(0)));
}
TEST_F(InputRouterImplTest, NoncorrespondingKeyEvents) {
SimulateKeyboardEvent(WebInputEvent::RawKeyDown, false);
SendInputEventACK(WebInputEvent::KeyUp,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_TRUE(ack_handler_->unexpected_event_ack_called());
}
// Tests ported from RenderWidgetHostTest --------------------------------------
TEST_F(InputRouterImplTest, HandleKeyEventsWeSent) {
// Simulate a keyboard event.
SimulateKeyboardEvent(WebInputEvent::RawKeyDown, false);
ASSERT_TRUE(input_router_->GetLastKeyboardEvent());
EXPECT_EQ(WebInputEvent::RawKeyDown,
input_router_->GetLastKeyboardEvent()->type);
// Make sure we sent the input event to the renderer.
EXPECT_TRUE(process_->sink().GetUniqueMessageMatching(
InputMsg_HandleInputEvent::ID));
process_->sink().ClearMessages();
// Send the simulated response from the renderer back.
SendInputEventACK(WebInputEvent::RawKeyDown,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(WebInputEvent::RawKeyDown,
ack_handler_->acked_keyboard_event().type);
}
TEST_F(InputRouterImplTest, IgnoreKeyEventsWeDidntSend) {
// Send a simulated, unrequested key response. We should ignore this.
SendInputEventACK(WebInputEvent::RawKeyDown,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
}
TEST_F(InputRouterImplTest, CoalescesWheelEvents) {
// Simulate wheel events.
SimulateWheelEvent(0, -5, 0, false); // sent directly
SimulateWheelEvent(0, -10, 0, false); // enqueued
SimulateWheelEvent(8, -6, 0, false); // coalesced into previous event
SimulateWheelEvent(9, -7, 1, false); // enqueued, different modifiers
SimulateWheelEvent(0, -10, 0, false); // enqueued, different modifiers
// Explicitly verify that PhaseEnd isn't coalesced to avoid bugs like
// https://crbug.com/154740.
SimulateWheelEventWithPhase(WebMouseWheelEvent::PhaseEnded); // enqueued
// Check that only the first event was sent.
EXPECT_TRUE(process_->sink().GetUniqueMessageMatching(
InputMsg_HandleInputEvent::ID));
const WebInputEvent* input_event =
GetInputEventFromMessage(*process_->sink().GetMessageAt(0));
ASSERT_EQ(WebInputEvent::MouseWheel, input_event->type);
const WebMouseWheelEvent* wheel_event =
static_cast<const WebMouseWheelEvent*>(input_event);
EXPECT_EQ(0, wheel_event->deltaX);
EXPECT_EQ(-5, wheel_event->deltaY);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Check that the ACK sends the second message immediately.
SendInputEventACK(WebInputEvent::MouseWheel,
INPUT_EVENT_ACK_STATE_CONSUMED);
// The coalesced events can queue up a delayed ack
// so that additional input events can be processed before
// we turn off coalescing.
base::MessageLoop::current()->RunUntilIdle();
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_TRUE(process_->sink().GetUniqueMessageMatching(
InputMsg_HandleInputEvent::ID));
input_event = GetInputEventFromMessage(*process_->sink().GetMessageAt(0));
ASSERT_EQ(WebInputEvent::MouseWheel, input_event->type);
wheel_event = static_cast<const WebMouseWheelEvent*>(input_event);
EXPECT_EQ(8, wheel_event->deltaX);
EXPECT_EQ(-10 + -6, wheel_event->deltaY); // coalesced
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Ack the second event (which had the third coalesced into it).
SendInputEventACK(WebInputEvent::MouseWheel,
INPUT_EVENT_ACK_STATE_CONSUMED);
base::MessageLoop::current()->RunUntilIdle();
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_TRUE(process_->sink().GetUniqueMessageMatching(
InputMsg_HandleInputEvent::ID));
input_event = GetInputEventFromMessage(*process_->sink().GetMessageAt(0));
ASSERT_EQ(WebInputEvent::MouseWheel, input_event->type);
wheel_event = static_cast<const WebMouseWheelEvent*>(input_event);
EXPECT_EQ(9, wheel_event->deltaX);
EXPECT_EQ(-7, wheel_event->deltaY);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Ack the fourth event.
SendInputEventACK(WebInputEvent::MouseWheel,
INPUT_EVENT_ACK_STATE_CONSUMED);
base::MessageLoop::current()->RunUntilIdle();
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_TRUE(
process_->sink().GetUniqueMessageMatching(InputMsg_HandleInputEvent::ID));
input_event = GetInputEventFromMessage(*process_->sink().GetMessageAt(0));
ASSERT_EQ(WebInputEvent::MouseWheel, input_event->type);
wheel_event = static_cast<const WebMouseWheelEvent*>(input_event);
EXPECT_EQ(0, wheel_event->deltaX);
EXPECT_EQ(-10, wheel_event->deltaY);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Ack the fifth event.
SendInputEventACK(WebInputEvent::MouseWheel, INPUT_EVENT_ACK_STATE_CONSUMED);
base::MessageLoop::current()->RunUntilIdle();
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_TRUE(
process_->sink().GetUniqueMessageMatching(InputMsg_HandleInputEvent::ID));
input_event = GetInputEventFromMessage(*process_->sink().GetMessageAt(0));
ASSERT_EQ(WebInputEvent::MouseWheel, input_event->type);
wheel_event = static_cast<const WebMouseWheelEvent*>(input_event);
EXPECT_EQ(0, wheel_event->deltaX);
EXPECT_EQ(0, wheel_event->deltaY);
EXPECT_EQ(WebMouseWheelEvent::PhaseEnded, wheel_event->phase);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// After the final ack, the queue should be empty.
SendInputEventACK(WebInputEvent::MouseWheel, INPUT_EVENT_ACK_STATE_CONSUMED);
base::MessageLoop::current()->RunUntilIdle();
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
}
// Tests that touch-events are queued properly.
TEST_F(InputRouterImplTest, TouchEventQueue) {
OnHasTouchEventHandlers(true);
PressTouchPoint(1, 1);
SendTouchEvent();
EXPECT_TRUE(client_->GetAndResetFilterEventCalled());
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_FALSE(TouchEventQueueEmpty());
// The second touch should not be sent since one is already in queue.
MoveTouchPoint(0, 5, 5);
SendTouchEvent();
EXPECT_FALSE(client_->GetAndResetFilterEventCalled());
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_FALSE(TouchEventQueueEmpty());
// Receive an ACK for the first touch-event.
SendInputEventACK(WebInputEvent::TouchStart,
INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_FALSE(TouchEventQueueEmpty());
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(WebInputEvent::TouchStart,
ack_handler_->acked_touch_event().event.type);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
SendInputEventACK(WebInputEvent::TouchMove,
INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_TRUE(TouchEventQueueEmpty());
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(WebInputEvent::TouchMove,
ack_handler_->acked_touch_event().event.type);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
}
// Tests that the touch-queue is emptied after a page stops listening for touch
// events and the outstanding ack is received.
TEST_F(InputRouterImplTest, TouchEventQueueFlush) {
OnHasTouchEventHandlers(true);
EXPECT_TRUE(client_->has_touch_handler());
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_TRUE(TouchEventQueueEmpty());
EXPECT_TRUE(input_router_->ShouldForwardTouchEvent());
// Send a touch-press event.
PressTouchPoint(1, 1);
SendTouchEvent();
MoveTouchPoint(0, 2, 2);
MoveTouchPoint(0, 3, 3);
EXPECT_FALSE(TouchEventQueueEmpty());
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// The page stops listening for touch-events. Note that flushing is deferred
// until the outstanding ack is received.
OnHasTouchEventHandlers(false);
EXPECT_FALSE(client_->has_touch_handler());
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_FALSE(TouchEventQueueEmpty());
EXPECT_TRUE(input_router_->ShouldForwardTouchEvent());
// After the ack, the touch-event queue should be empty, and none of the
// flushed touch-events should have been sent to the renderer.
SendInputEventACK(WebInputEvent::TouchStart, INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_TRUE(TouchEventQueueEmpty());
EXPECT_FALSE(input_router_->ShouldForwardTouchEvent());
}
#if defined(USE_AURA)
// Tests that the acked events have correct state. (ui::Events are used only on
// windows and aura)
TEST_F(InputRouterImplTest, AckedTouchEventState) {
input_router_->OnMessageReceived(ViewHostMsg_HasTouchEventHandlers(0, true));
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_TRUE(TouchEventQueueEmpty());
EXPECT_TRUE(input_router_->ShouldForwardTouchEvent());
// Send a bunch of events, and make sure the ACKed events are correct.
ScopedVector<ui::TouchEvent> expected_events;
// Use a custom timestamp for all the events to test that the acked events
// have the same timestamp;
base::TimeDelta timestamp = base::Time::NowFromSystemTime() - base::Time();
timestamp -= base::TimeDelta::FromSeconds(600);
// Press the first finger.
PressTouchPoint(1, 1);
SetTouchTimestamp(timestamp);
SendTouchEvent();
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
expected_events.push_back(new ui::TouchEvent(ui::ET_TOUCH_PRESSED,
gfx::Point(1, 1), 0, timestamp));
// Move the finger.
timestamp += base::TimeDelta::FromSeconds(10);
MoveTouchPoint(0, 500, 500);
SetTouchTimestamp(timestamp);
SendTouchEvent();
EXPECT_FALSE(TouchEventQueueEmpty());
expected_events.push_back(new ui::TouchEvent(ui::ET_TOUCH_MOVED,
gfx::Point(500, 500), 0, timestamp));
// Now press a second finger.
timestamp += base::TimeDelta::FromSeconds(10);
PressTouchPoint(2, 2);
SetTouchTimestamp(timestamp);
SendTouchEvent();
EXPECT_FALSE(TouchEventQueueEmpty());
expected_events.push_back(new ui::TouchEvent(ui::ET_TOUCH_PRESSED,
gfx::Point(2, 2), 1, timestamp));
// Move both fingers.
timestamp += base::TimeDelta::FromSeconds(10);
MoveTouchPoint(0, 10, 10);
MoveTouchPoint(1, 20, 20);
SetTouchTimestamp(timestamp);
SendTouchEvent();
EXPECT_FALSE(TouchEventQueueEmpty());
expected_events.push_back(new ui::TouchEvent(ui::ET_TOUCH_MOVED,
gfx::Point(10, 10), 0, timestamp));
expected_events.push_back(new ui::TouchEvent(ui::ET_TOUCH_MOVED,
gfx::Point(20, 20), 1, timestamp));
// Receive the ACKs and make sure the generated events from the acked events
// are correct.
WebInputEvent::Type acks[] = { WebInputEvent::TouchStart,
WebInputEvent::TouchMove,
WebInputEvent::TouchStart,
WebInputEvent::TouchMove };
TouchEventCoordinateSystem coordinate_system = LOCAL_COORDINATES;
#if !defined(OS_WIN)
coordinate_system = SCREEN_COORDINATES;
#endif
for (size_t i = 0; i < arraysize(acks); ++i) {
SendInputEventACK(acks[i],
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(acks[i], ack_handler_->acked_touch_event().event.type);
ScopedVector<ui::TouchEvent> acked;
MakeUITouchEventsFromWebTouchEvents(
ack_handler_->acked_touch_event(), &acked, coordinate_system);
bool success = EventListIsSubset(acked, expected_events);
EXPECT_TRUE(success) << "Failed on step: " << i;
if (!success)
break;
expected_events.erase(expected_events.begin(),
expected_events.begin() + acked.size());
}
EXPECT_TRUE(TouchEventQueueEmpty());
EXPECT_EQ(0U, expected_events.size());
}
#endif // defined(USE_AURA)
TEST_F(InputRouterImplTest, UnhandledWheelEvent) {
// Simulate wheel events.
SimulateWheelEvent(0, -5, 0, false); // sent directly
SimulateWheelEvent(0, -10, 0, false); // enqueued
// Check that only the first event was sent.
EXPECT_TRUE(process_->sink().GetUniqueMessageMatching(
InputMsg_HandleInputEvent::ID));
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Indicate that the wheel event was unhandled.
SendInputEventACK(WebInputEvent::MouseWheel,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
// Check that the correct unhandled wheel event was received.
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(INPUT_EVENT_ACK_STATE_NOT_CONSUMED, ack_handler_->ack_state());
EXPECT_EQ(ack_handler_->acked_wheel_event().deltaY, -5);
// Check that the second event was sent.
EXPECT_TRUE(process_->sink().GetUniqueMessageMatching(
InputMsg_HandleInputEvent::ID));
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Check that the correct unhandled wheel event was received.
EXPECT_EQ(ack_handler_->acked_wheel_event().deltaY, -5);
}
TEST_F(InputRouterImplTest, TouchTypesIgnoringAck) {
OnHasTouchEventHandlers(true);
// Only acks for TouchCancel should always be ignored.
ASSERT_FALSE(WebInputEventTraits::IgnoresAckDisposition(
GetEventWithType(WebInputEvent::TouchStart)));
ASSERT_FALSE(WebInputEventTraits::IgnoresAckDisposition(
GetEventWithType(WebInputEvent::TouchMove)));
ASSERT_FALSE(WebInputEventTraits::IgnoresAckDisposition(
GetEventWithType(WebInputEvent::TouchEnd)));
// Precede the TouchCancel with an appropriate TouchStart;
PressTouchPoint(1, 1);
SendTouchEvent();
SendInputEventACK(WebInputEvent::TouchStart, INPUT_EVENT_ACK_STATE_CONSUMED);
ASSERT_EQ(1U, GetSentMessageCountAndResetSink());
ASSERT_EQ(1U, ack_handler_->GetAndResetAckCount());
ASSERT_EQ(0, client_->in_flight_event_count());
// The TouchCancel ack is always ignored.
CancelTouchPoint(0);
SendTouchEvent();
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(0, client_->in_flight_event_count());
EXPECT_FALSE(HasPendingEvents());
SendInputEventACK(WebInputEvent::TouchCancel,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
EXPECT_FALSE(HasPendingEvents());
}
TEST_F(InputRouterImplTest, GestureTypesIgnoringAck) {
// We test every gesture type, ensuring that the stream of gestures is valid.
const int kEventTypesLength = 29;
WebInputEvent::Type eventTypes[kEventTypesLength] = {
WebInputEvent::GestureTapDown,
WebInputEvent::GestureShowPress,
WebInputEvent::GestureTapCancel,
WebInputEvent::GestureScrollBegin,
WebInputEvent::GestureFlingStart,
WebInputEvent::GestureFlingCancel,
WebInputEvent::GestureTapDown,
WebInputEvent::GestureTap,
WebInputEvent::GestureTapDown,
WebInputEvent::GestureLongPress,
WebInputEvent::GestureTapCancel,
WebInputEvent::GestureLongTap,
WebInputEvent::GestureTapDown,
WebInputEvent::GestureTapUnconfirmed,
WebInputEvent::GestureTapCancel,
WebInputEvent::GestureTapDown,
WebInputEvent::GestureDoubleTap,
WebInputEvent::GestureTapDown,
WebInputEvent::GestureTapCancel,
WebInputEvent::GestureTwoFingerTap,
WebInputEvent::GestureTapDown,
WebInputEvent::GestureTapCancel,
WebInputEvent::GestureScrollBegin,
WebInputEvent::GestureScrollUpdate,
WebInputEvent::GestureScrollUpdateWithoutPropagation,
WebInputEvent::GesturePinchBegin,
WebInputEvent::GesturePinchUpdate,
WebInputEvent::GesturePinchEnd,
WebInputEvent::GestureScrollEnd};
for (int i = 0; i < kEventTypesLength; ++i) {
WebInputEvent::Type type = eventTypes[i];
if (!WebInputEventTraits::IgnoresAckDisposition(GetEventWithType(type))) {
SimulateGestureEvent(type, blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(1, client_->in_flight_event_count());
EXPECT_TRUE(HasPendingEvents());
SendInputEventACK(type, INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(0, client_->in_flight_event_count());
EXPECT_FALSE(HasPendingEvents());
continue;
}
SimulateGestureEvent(type, blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(0, client_->in_flight_event_count());
EXPECT_FALSE(HasPendingEvents());
}
}
TEST_F(InputRouterImplTest, MouseTypesIgnoringAck) {
int start_type = static_cast<int>(WebInputEvent::MouseDown);
int end_type = static_cast<int>(WebInputEvent::ContextMenu);
ASSERT_LT(start_type, end_type);
for (int i = start_type; i <= end_type; ++i) {
WebInputEvent::Type type = static_cast<WebInputEvent::Type>(i);
int expected_in_flight_event_count =
WebInputEventTraits::IgnoresAckDisposition(GetEventWithType(type)) ? 0
: 1;
// Note: Mouse event acks are never forwarded to the ack handler, so the key
// result here is that ignored ack types don't affect the in-flight count.
SimulateMouseEvent(type, 0, 0);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(expected_in_flight_event_count, client_->in_flight_event_count());
if (expected_in_flight_event_count) {
SendInputEventACK(type, INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(0, client_->in_flight_event_count());
}
}
}
// Guard against breaking changes to the list of ignored event ack types in
// |WebInputEventTraits::IgnoresAckDisposition|.
TEST_F(InputRouterImplTest, RequiredEventAckTypes) {
const WebInputEvent::Type kRequiredEventAckTypes[] = {
WebInputEvent::MouseMove,
WebInputEvent::MouseWheel,
WebInputEvent::RawKeyDown,
WebInputEvent::KeyDown,
WebInputEvent::KeyUp,
WebInputEvent::Char,
WebInputEvent::GestureScrollUpdate,
WebInputEvent::GestureFlingStart,
WebInputEvent::GestureFlingCancel,
WebInputEvent::GesturePinchUpdate,
WebInputEvent::TouchStart,
WebInputEvent::TouchMove
};
for (size_t i = 0; i < arraysize(kRequiredEventAckTypes); ++i) {
const WebInputEvent::Type required_ack_type = kRequiredEventAckTypes[i];
EXPECT_FALSE(WebInputEventTraits::IgnoresAckDisposition(
GetEventWithType(required_ack_type)));
}
}
// Test that GestureShowPress, GestureTapDown and GestureTapCancel events don't
// wait for ACKs.
TEST_F(InputRouterImplTest, GestureTypesIgnoringAckInterleaved) {
// Interleave a few events that do and do not ignore acks, ensuring that
// ack-ignoring events aren't dispatched until all prior events which observe
// their ack disposition have been dispatched.
SimulateGestureEvent(WebInputEvent::GestureScrollBegin,
blink::WebGestureDeviceTouchscreen);
ASSERT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(0, client_->in_flight_event_count());
SimulateGestureEvent(WebInputEvent::GestureScrollUpdate,
blink::WebGestureDeviceTouchscreen);
ASSERT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(1, client_->in_flight_event_count());
SimulateGestureEvent(WebInputEvent::GestureTapDown,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(1, client_->in_flight_event_count());
SimulateGestureEvent(WebInputEvent::GestureScrollUpdate,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
SimulateGestureEvent(WebInputEvent::GestureShowPress,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
SimulateGestureEvent(WebInputEvent::GestureScrollUpdate,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
SimulateGestureEvent(WebInputEvent::GestureTapCancel,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
// Now ack each ack-respecting event. Ack-ignoring events should not be
// dispatched until all prior events which observe ack disposition have been
// fired, at which point they should be sent immediately. They should also
// have no effect on the in-flight event count.
SendInputEventACK(WebInputEvent::GestureScrollUpdate,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(2U, GetSentMessageCountAndResetSink());
EXPECT_EQ(2U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(1, client_->in_flight_event_count());
SendInputEventACK(WebInputEvent::GestureScrollUpdate,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(2U, GetSentMessageCountAndResetSink());
EXPECT_EQ(2U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(1, client_->in_flight_event_count());
SendInputEventACK(WebInputEvent::GestureScrollUpdate,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(2U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(0, client_->in_flight_event_count());
}
// Test that GestureShowPress events don't get out of order due to
// ignoring their acks.
TEST_F(InputRouterImplTest, GestureShowPressIsInOrder) {
SimulateGestureEvent(WebInputEvent::GestureScrollBegin,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
// GesturePinchBegin ignores its ack.
SimulateGestureEvent(WebInputEvent::GesturePinchBegin,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
// GesturePinchUpdate waits for an ack.
// This also verifies that GesturePinchUpdates for touchscreen are sent
// to the renderer (in contrast to the TrackpadPinchUpdate test).
SimulateGestureEvent(WebInputEvent::GesturePinchUpdate,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
SimulateGestureEvent(WebInputEvent::GestureShowPress,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
// The ShowPress, though it ignores ack, is still stuck in the queue
// behind the PinchUpdate which requires an ack.
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
SimulateGestureEvent(WebInputEvent::GestureShowPress,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
// ShowPress has entered the queue.
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
SendInputEventACK(WebInputEvent::GesturePinchUpdate,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
// Now that the Tap has been ACKed, the ShowPress events should receive
// synthetic acks, and fire immediately.
EXPECT_EQ(2U, GetSentMessageCountAndResetSink());
EXPECT_EQ(3U, ack_handler_->GetAndResetAckCount());
}
// Test that touch ack timeout behavior is properly toggled by view update flags
// and allowed touch actions.
TEST_F(InputRouterImplTest, TouchAckTimeoutConfigured) {
const int timeout_ms = 1;
SetUpForTouchAckTimeoutTest(timeout_ms);
ASSERT_TRUE(TouchEventTimeoutEnabled());
// Verify that the touch ack timeout fires upon the delayed ack.
PressTouchPoint(1, 1);
SendTouchEvent();
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
RunTasksAndWait(base::TimeDelta::FromMilliseconds(timeout_ms + 1));
// The timed-out event should have been ack'ed.
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
// Ack'ing the timed-out event should fire a TouchCancel.
SendInputEventACK(WebInputEvent::TouchStart, INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// The remainder of the touch sequence should be dropped.
ReleaseTouchPoint(0);
SendTouchEvent();
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
ASSERT_TRUE(TouchEventTimeoutEnabled());
// A fixed page scale or mobile viewport should disable the touch timeout.
input_router()->OnViewUpdated(InputRouter::FIXED_PAGE_SCALE);
EXPECT_FALSE(TouchEventTimeoutEnabled());
input_router()->OnViewUpdated(InputRouter::VIEW_FLAGS_NONE);
EXPECT_TRUE(TouchEventTimeoutEnabled());
input_router()->OnViewUpdated(InputRouter::MOBILE_VIEWPORT);
EXPECT_FALSE(TouchEventTimeoutEnabled());
input_router()->OnViewUpdated(InputRouter::MOBILE_VIEWPORT |
InputRouter::FIXED_PAGE_SCALE);
EXPECT_FALSE(TouchEventTimeoutEnabled());
input_router()->OnViewUpdated(InputRouter::VIEW_FLAGS_NONE);
EXPECT_TRUE(TouchEventTimeoutEnabled());
// TOUCH_ACTION_NONE (and no other touch-action) should disable the timeout.
OnHasTouchEventHandlers(true);
PressTouchPoint(1, 1);
SendTouchEvent();
OnSetTouchAction(TOUCH_ACTION_PAN_Y);
EXPECT_TRUE(TouchEventTimeoutEnabled());
ReleaseTouchPoint(0);
SendTouchEvent();
SendInputEventACK(WebInputEvent::TouchStart, INPUT_EVENT_ACK_STATE_CONSUMED);
SendInputEventACK(WebInputEvent::TouchEnd, INPUT_EVENT_ACK_STATE_CONSUMED);
PressTouchPoint(1, 1);
SendTouchEvent();
OnSetTouchAction(TOUCH_ACTION_NONE);
EXPECT_FALSE(TouchEventTimeoutEnabled());
ReleaseTouchPoint(0);
SendTouchEvent();
SendInputEventACK(WebInputEvent::TouchStart, INPUT_EVENT_ACK_STATE_CONSUMED);
SendInputEventACK(WebInputEvent::TouchEnd, INPUT_EVENT_ACK_STATE_CONSUMED);
// As the touch-action is reset by a new touch sequence, the timeout behavior
// should be restored.
PressTouchPoint(1, 1);
SendTouchEvent();
EXPECT_TRUE(TouchEventTimeoutEnabled());
}
// Test that a touch sequenced preceded by TOUCH_ACTION_NONE is not affected by
// the touch timeout.
TEST_F(InputRouterImplTest,
TouchAckTimeoutDisabledForTouchSequenceAfterTouchActionNone) {
const int timeout_ms = 1;
SetUpForTouchAckTimeoutTest(timeout_ms);
ASSERT_TRUE(TouchEventTimeoutEnabled());
OnHasTouchEventHandlers(true);
// Start a touch sequence.
PressTouchPoint(1, 1);
SendTouchEvent();
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// TOUCH_ACTION_NONE should disable the timeout.
OnSetTouchAction(TOUCH_ACTION_NONE);
SendInputEventACK(WebInputEvent::TouchStart, INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_FALSE(TouchEventTimeoutEnabled());
MoveTouchPoint(0, 1, 1);
SendTouchEvent();
EXPECT_FALSE(TouchEventTimeoutEnabled());
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Delay the move ack. The timeout should not fire.
RunTasksAndWait(base::TimeDelta::FromMilliseconds(timeout_ms + 1));
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
SendInputEventACK(WebInputEvent::TouchEnd, INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
// End the touch sequence.
ReleaseTouchPoint(0);
SendTouchEvent();
SendInputEventACK(WebInputEvent::TouchEnd, INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_FALSE(TouchEventTimeoutEnabled());
ack_handler_->GetAndResetAckCount();
GetSentMessageCountAndResetSink();
// Start another touch sequence. This should restore the touch timeout.
PressTouchPoint(1, 1);
SendTouchEvent();
EXPECT_TRUE(TouchEventTimeoutEnabled());
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
// Wait for the touch ack timeout to fire.
RunTasksAndWait(base::TimeDelta::FromMilliseconds(timeout_ms + 1));
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
}
// Test that TouchActionFilter::ResetTouchAction is called before the
// first touch event for a touch sequence reaches the renderer.
TEST_F(InputRouterImplTest, TouchActionResetBeforeEventReachesRenderer) {
OnHasTouchEventHandlers(true);
// Sequence 1.
PressTouchPoint(1, 1);
SendTouchEvent();
OnSetTouchAction(TOUCH_ACTION_NONE);
MoveTouchPoint(0, 50, 50);
SendTouchEvent();
ReleaseTouchPoint(0);
SendTouchEvent();
// Sequence 2.
PressTouchPoint(1, 1);
SendTouchEvent();
MoveTouchPoint(0, 50, 50);
SendTouchEvent();
ReleaseTouchPoint(0);
SendTouchEvent();
SendInputEventACK(WebInputEvent::TouchStart, INPUT_EVENT_ACK_STATE_CONSUMED);
SendInputEventACK(WebInputEvent::TouchMove, INPUT_EVENT_ACK_STATE_CONSUMED);
// Ensure touch action is still none, as the next touch start hasn't been
// acked yet. ScrollBegin and ScrollEnd don't require acks.
EXPECT_EQ(3U, GetSentMessageCountAndResetSink());
SimulateGestureEvent(WebInputEvent::GestureScrollBegin,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
SimulateGestureEvent(WebInputEvent::GestureScrollEnd,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
// This allows the next touch sequence to start.
SendInputEventACK(WebInputEvent::TouchEnd, INPUT_EVENT_ACK_STATE_CONSUMED);
// Ensure touch action has been set to auto, as a new touch sequence has
// started.
SendInputEventACK(WebInputEvent::TouchStart, INPUT_EVENT_ACK_STATE_CONSUMED);
SendInputEventACK(WebInputEvent::TouchMove, INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(3U, GetSentMessageCountAndResetSink());
SimulateGestureEvent(WebInputEvent::GestureScrollBegin,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
SimulateGestureEvent(WebInputEvent::GestureScrollEnd,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
SendInputEventACK(WebInputEvent::TouchEnd, INPUT_EVENT_ACK_STATE_CONSUMED);
}
// Test that TouchActionFilter::ResetTouchAction is called when a new touch
// sequence has no consumer.
TEST_F(InputRouterImplTest, TouchActionResetWhenTouchHasNoConsumer) {
OnHasTouchEventHandlers(true);
// Sequence 1.
PressTouchPoint(1, 1);
SendTouchEvent();
MoveTouchPoint(0, 50, 50);
SendTouchEvent();
OnSetTouchAction(TOUCH_ACTION_NONE);
SendInputEventACK(WebInputEvent::TouchStart, INPUT_EVENT_ACK_STATE_CONSUMED);
SendInputEventACK(WebInputEvent::TouchMove, INPUT_EVENT_ACK_STATE_CONSUMED);
ReleaseTouchPoint(0);
SendTouchEvent();
// Sequence 2
PressTouchPoint(1, 1);
SendTouchEvent();
MoveTouchPoint(0, 50, 50);
SendTouchEvent();
ReleaseTouchPoint(0);
SendTouchEvent();
// Ensure we have touch-action:none. ScrollBegin and ScrollEnd don't require
// acks.
EXPECT_EQ(3U, GetSentMessageCountAndResetSink());
SimulateGestureEvent(WebInputEvent::GestureScrollBegin,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
SimulateGestureEvent(WebInputEvent::GestureScrollEnd,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
SendInputEventACK(WebInputEvent::TouchEnd, INPUT_EVENT_ACK_STATE_CONSUMED);
SendInputEventACK(WebInputEvent::TouchStart,
INPUT_EVENT_ACK_STATE_NO_CONSUMER_EXISTS);
// Ensure touch action has been set to auto, as the touch had no consumer.
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
SimulateGestureEvent(WebInputEvent::GestureScrollBegin,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
SimulateGestureEvent(WebInputEvent::GestureScrollEnd,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
}
// Test that TouchActionFilter::ResetTouchAction is called when the touch
// handler is removed.
TEST_F(InputRouterImplTest, TouchActionResetWhenTouchHandlerRemoved) {
// Touch sequence with touch handler.
OnHasTouchEventHandlers(true);
PressTouchPoint(1, 1);
SendTouchEvent();
MoveTouchPoint(0, 50, 50);
SendTouchEvent();
OnSetTouchAction(TOUCH_ACTION_NONE);
ReleaseTouchPoint(0);
SendTouchEvent();
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Ensure we have touch-action:none, suppressing scroll events.
SendInputEventACK(WebInputEvent::TouchStart, INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
SendInputEventACK(WebInputEvent::TouchMove,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
SimulateGestureEvent(WebInputEvent::GestureScrollBegin,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
SendInputEventACK(WebInputEvent::TouchEnd,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
SimulateGestureEvent(WebInputEvent::GestureScrollEnd,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
// Sequence without a touch handler. Note that in this case, the view may not
// necessarily forward touches to the router (as no touch handler exists).
OnHasTouchEventHandlers(false);
// Ensure touch action has been set to auto, as the touch handler has been
// removed.
SimulateGestureEvent(WebInputEvent::GestureScrollBegin,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
SimulateGestureEvent(WebInputEvent::GestureScrollEnd,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
}
// Test that the double tap gesture depends on the touch action of the first
// tap.
TEST_F(InputRouterImplTest, DoubleTapGestureDependsOnFirstTap) {
OnHasTouchEventHandlers(true);
// Sequence 1.
PressTouchPoint(1, 1);
SendTouchEvent();
OnSetTouchAction(TOUCH_ACTION_NONE);
SendInputEventACK(WebInputEvent::TouchStart, INPUT_EVENT_ACK_STATE_CONSUMED);
ReleaseTouchPoint(0);
SendTouchEvent();
// Sequence 2
PressTouchPoint(1, 1);
SendTouchEvent();
// First tap.
EXPECT_EQ(2U, GetSentMessageCountAndResetSink());
SimulateGestureEvent(WebInputEvent::GestureTapDown,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// The GestureTapUnconfirmed is converted into a tap, as the touch action is
// none.
SimulateGestureEvent(WebInputEvent::GestureTapUnconfirmed,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// This test will become invalid if GestureTap stops requiring an ack.
ASSERT_FALSE(WebInputEventTraits::IgnoresAckDisposition(
GetEventWithType(WebInputEvent::GestureTap)));
EXPECT_EQ(2, client_->in_flight_event_count());
SendInputEventACK(WebInputEvent::GestureTap,
INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(1, client_->in_flight_event_count());
// This tap gesture is dropped, since the GestureTapUnconfirmed was turned
// into a tap.
SimulateGestureEvent(WebInputEvent::GestureTap,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
SendInputEventACK(WebInputEvent::TouchEnd, INPUT_EVENT_ACK_STATE_CONSUMED);
SendInputEventACK(WebInputEvent::TouchStart,
INPUT_EVENT_ACK_STATE_NO_CONSUMER_EXISTS);
// Second Tap.
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
SimulateGestureEvent(WebInputEvent::GestureTapDown,
blink::WebGestureDeviceTouchscreen);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Although the touch-action is now auto, the double tap still won't be
// dispatched, because the first tap occured when the touch-action was none.
SimulateGestureEvent(WebInputEvent::GestureDoubleTap,
blink::WebGestureDeviceTouchscreen);
// This test will become invalid if GestureDoubleTap stops requiring an ack.
ASSERT_FALSE(WebInputEventTraits::IgnoresAckDisposition(
GetEventWithType(WebInputEvent::GestureDoubleTap)));
EXPECT_EQ(1, client_->in_flight_event_count());
SendInputEventACK(WebInputEvent::GestureTap, INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(0, client_->in_flight_event_count());
}
// Test that the router will call the client's |DidFlush| after all events have
// been dispatched following a call to |Flush|.
TEST_F(InputRouterImplTest, InputFlush) {
EXPECT_FALSE(HasPendingEvents());
// Flushing an empty router should immediately trigger DidFlush.
Flush();
EXPECT_EQ(1U, GetAndResetDidFlushCount());
EXPECT_FALSE(HasPendingEvents());
// Queue a TouchStart.
OnHasTouchEventHandlers(true);
PressTouchPoint(1, 1);
SendTouchEvent();
EXPECT_TRUE(HasPendingEvents());
// DidFlush should be called only after the event is ack'ed.
Flush();
EXPECT_EQ(0U, GetAndResetDidFlushCount());
SendInputEventACK(WebInputEvent::TouchStart,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(1U, GetAndResetDidFlushCount());
// Ensure different types of enqueued events will prevent the DidFlush call
// until all such events have been fully dispatched.
MoveTouchPoint(0, 50, 50);
SendTouchEvent();
ASSERT_TRUE(HasPendingEvents());
SimulateGestureEvent(WebInputEvent::GestureScrollBegin,
blink::WebGestureDeviceTouchscreen);
SimulateGestureEvent(WebInputEvent::GestureScrollUpdate,
blink::WebGestureDeviceTouchscreen);
SimulateGestureEvent(WebInputEvent::GesturePinchBegin,
blink::WebGestureDeviceTouchscreen);
SimulateGestureEvent(WebInputEvent::GesturePinchUpdate,
blink::WebGestureDeviceTouchscreen);
Flush();
EXPECT_EQ(0U, GetAndResetDidFlushCount());
// Repeated flush calls should have no effect.
Flush();
EXPECT_EQ(0U, GetAndResetDidFlushCount());
// There are still pending gestures.
SendInputEventACK(WebInputEvent::TouchMove,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(0U, GetAndResetDidFlushCount());
EXPECT_TRUE(HasPendingEvents());
// One more gesture to go.
SendInputEventACK(WebInputEvent::GestureScrollUpdate,
INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(0U, GetAndResetDidFlushCount());
EXPECT_TRUE(HasPendingEvents());
// The final ack'ed gesture should trigger the DidFlush.
SendInputEventACK(WebInputEvent::GesturePinchUpdate,
INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(1U, GetAndResetDidFlushCount());
EXPECT_FALSE(HasPendingEvents());
}
// Test that GesturePinchUpdate is handled specially for trackpad
TEST_F(InputRouterImplTest, TouchpadPinchUpdate) {
// GesturePinchUpdate for trackpad sends synthetic wheel events.
// Note that the Touchscreen case is verified as NOT doing this as
// part of the ShowPressIsInOrder test.
SimulateGesturePinchUpdateEvent(
1.5f, 20, 25, 0, blink::WebGestureDeviceTouchpad);
// Verify we actually sent a special wheel event to the renderer.
const WebInputEvent* input_event =
GetInputEventFromMessage(*process_->sink().GetMessageAt(0));
ASSERT_EQ(WebInputEvent::MouseWheel, input_event->type);
const WebMouseWheelEvent* wheel_event =
static_cast<const WebMouseWheelEvent*>(input_event);
EXPECT_EQ(20, wheel_event->x);
EXPECT_EQ(25, wheel_event->y);
EXPECT_EQ(20, wheel_event->globalX);
EXPECT_EQ(25, wheel_event->globalY);
EXPECT_EQ(20, wheel_event->windowX);
EXPECT_EQ(25, wheel_event->windowY);
EXPECT_EQ(PinchScaleToWheelDelta(1.5), wheel_event->deltaY);
EXPECT_EQ(0, wheel_event->deltaX);
EXPECT_EQ(1, wheel_event->hasPreciseScrollingDeltas);
EXPECT_EQ(1, wheel_event->wheelTicksY);
EXPECT_EQ(0, wheel_event->wheelTicksX);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Indicate that the wheel event was unhandled.
SendInputEventACK(WebInputEvent::MouseWheel,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
// Check that the correct unhandled pinch event was received.
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
ASSERT_EQ(WebInputEvent::GesturePinchUpdate, ack_handler_->ack_event_type());
EXPECT_EQ(INPUT_EVENT_ACK_STATE_NOT_CONSUMED, ack_handler_->ack_state());
EXPECT_EQ(1.5f, ack_handler_->acked_gesture_event().data.pinchUpdate.scale);
EXPECT_EQ(0, client_->in_flight_event_count());
// Second a second pinch event.
SimulateGesturePinchUpdateEvent(
0.3f, 20, 25, 0, blink::WebGestureDeviceTouchpad);
input_event = GetInputEventFromMessage(*process_->sink().GetMessageAt(0));
ASSERT_EQ(WebInputEvent::MouseWheel, input_event->type);
wheel_event = static_cast<const WebMouseWheelEvent*>(input_event);
EXPECT_FLOAT_EQ(PinchScaleToWheelDelta(0.3f), wheel_event->deltaY);
EXPECT_EQ(1, wheel_event->hasPreciseScrollingDeltas);
EXPECT_EQ(-1, wheel_event->wheelTicksY);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Indicate that the wheel event was handled this time.
SendInputEventACK(WebInputEvent::MouseWheel, INPUT_EVENT_ACK_STATE_CONSUMED);
// Check that the correct HANDLED pinch event was received.
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(WebInputEvent::GesturePinchUpdate, ack_handler_->ack_event_type());
EXPECT_EQ(INPUT_EVENT_ACK_STATE_CONSUMED, ack_handler_->ack_state());
EXPECT_FLOAT_EQ(0.3f,
ack_handler_->acked_gesture_event().data.pinchUpdate.scale);
}
// Test that touchpad pinch events are coalesced property, with their synthetic
// wheel events getting the right ACKs.
TEST_F(InputRouterImplTest, TouchpadPinchCoalescing) {
// Send the first pinch.
SimulateGesturePinchUpdateEvent(
1.5f, 20, 25, 0, blink::WebGestureDeviceTouchpad);
// Verify we sent the wheel event to the renderer.
const WebInputEvent* input_event =
GetInputEventFromMessage(*process_->sink().GetMessageAt(0));
ASSERT_EQ(WebInputEvent::MouseWheel, input_event->type);
const WebMouseWheelEvent* wheel_event =
static_cast<const WebMouseWheelEvent*>(input_event);
EXPECT_EQ(PinchScaleToWheelDelta(1.5f), wheel_event->deltaY);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(1, client_->in_flight_event_count());
// Send a second pinch, this should be queued in the GestureEventQueue.
SimulateGesturePinchUpdateEvent(
1.6f, 20, 25, 0, blink::WebGestureDeviceTouchpad);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
// Send a third pinch, this should be coalesced into the second in the
// GestureEventQueue.
SimulateGesturePinchUpdateEvent(
1.7f, 20, 25, 0, blink::WebGestureDeviceTouchpad);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
// Indicate that the first wheel event was unhandled and verify the ACK.
SendInputEventACK(WebInputEvent::MouseWheel,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(WebInputEvent::GesturePinchUpdate, ack_handler_->ack_event_type());
EXPECT_EQ(INPUT_EVENT_ACK_STATE_NOT_CONSUMED, ack_handler_->ack_state());
EXPECT_EQ(1.5f, ack_handler_->acked_gesture_event().data.pinchUpdate.scale);
// Verify a second wheel event was sent representing the 2nd and 3rd pinch
// events.
EXPECT_EQ(1, client_->in_flight_event_count());
input_event = GetInputEventFromMessage(*process_->sink().GetMessageAt(0));
ASSERT_EQ(WebInputEvent::MouseWheel, input_event->type);
wheel_event = static_cast<const WebMouseWheelEvent*>(input_event);
EXPECT_FLOAT_EQ(PinchScaleToWheelDelta(1.6f * 1.7f),
PinchScaleToWheelDelta(1.6f) + PinchScaleToWheelDelta(1.7f));
EXPECT_FLOAT_EQ(PinchScaleToWheelDelta(1.6f * 1.7f), wheel_event->deltaY);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(0U, ack_handler_->GetAndResetAckCount());
// Indicate that the second wheel event was handled and verify the ACK.
SendInputEventACK(WebInputEvent::MouseWheel, INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(WebInputEvent::GesturePinchUpdate, ack_handler_->ack_event_type());
EXPECT_EQ(INPUT_EVENT_ACK_STATE_CONSUMED, ack_handler_->ack_state());
EXPECT_FLOAT_EQ(1.6f * 1.7f,
ack_handler_->acked_gesture_event().data.pinchUpdate.scale);
}
// Test interleaving pinch and wheel events.
TEST_F(InputRouterImplTest, TouchpadPinchAndWheel) {
// Simulate queued wheel and pinch events events.
// Note that in practice interleaving pinch and wheel events should be rare
// (eg. requires the use of a mouse and trackpad at the same time).
// Use the control modifier to match the synthetic wheel events so that
// they're elligble for coalescing.
int mod = WebInputEvent::ControlKey;
// Event 1: sent directly.
SimulateWheelEvent(0, -5, mod, true);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Event 2: enqueued in InputRouter.
SimulateWheelEvent(0, -10, mod, true);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
// Event 3: enqueued in InputRouter, not coalesced into #2.
SimulateGesturePinchUpdateEvent(
1.5f, 20, 25, 0, blink::WebGestureDeviceTouchpad);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
// Event 4: enqueued in GestureEventQueue.
SimulateGesturePinchUpdateEvent(
1.2f, 20, 25, 0, blink::WebGestureDeviceTouchpad);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
// Event 5: coalesced into wheel event for #3.
SimulateWheelEvent(2, 0, mod, true);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
// Send ack for #1.
SendInputEventACK(WebInputEvent::MouseWheel,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(WebInputEvent::MouseWheel, ack_handler_->ack_event_type());
// Verify we sent #2.
ASSERT_EQ(1U, process_->sink().message_count());
const WebInputEvent* input_event =
GetInputEventFromMessage(*process_->sink().GetMessageAt(0));
ASSERT_EQ(WebInputEvent::MouseWheel, input_event->type);
const WebMouseWheelEvent* wheel_event =
static_cast<const WebMouseWheelEvent*>(input_event);
EXPECT_EQ(0, wheel_event->deltaX);
EXPECT_EQ(-10, wheel_event->deltaY);
EXPECT_EQ(mod, wheel_event->modifiers);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Send ack for #2.
SendInputEventACK(WebInputEvent::MouseWheel,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(WebInputEvent::MouseWheel, ack_handler_->ack_event_type());
// Verify we sent #3 (with #5 coalesced in).
ASSERT_EQ(1U, process_->sink().message_count());
input_event = GetInputEventFromMessage(*process_->sink().GetMessageAt(0));
ASSERT_EQ(WebInputEvent::MouseWheel, input_event->type);
wheel_event = static_cast<const WebMouseWheelEvent*>(input_event);
EXPECT_EQ(2, wheel_event->deltaX);
EXPECT_EQ(PinchScaleToWheelDelta(1.5f), wheel_event->deltaY);
EXPECT_EQ(mod, wheel_event->modifiers);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Send ack for #3.
SendInputEventACK(WebInputEvent::MouseWheel,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(WebInputEvent::GesturePinchUpdate, ack_handler_->ack_event_type());
// Verify we sent #4.
ASSERT_EQ(1U, process_->sink().message_count());
input_event = GetInputEventFromMessage(*process_->sink().GetMessageAt(0));
ASSERT_EQ(WebInputEvent::MouseWheel, input_event->type);
wheel_event = static_cast<const WebMouseWheelEvent*>(input_event);
EXPECT_EQ(0, wheel_event->deltaX);
EXPECT_FLOAT_EQ(PinchScaleToWheelDelta(1.2f), wheel_event->deltaY);
EXPECT_EQ(mod, wheel_event->modifiers);
EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
// Send ack for #4.
SendInputEventACK(WebInputEvent::MouseWheel,
INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(WebInputEvent::GesturePinchUpdate, ack_handler_->ack_event_type());
}
// Test proper handling of touchpad Gesture{Pinch,Scroll}Update sequences.
TEST_F(InputRouterImplTest, TouchpadPinchAndScrollUpdate) {
// The first scroll should be sent immediately.
SimulateGestureEvent(WebInputEvent::GestureScrollUpdate,
blink::WebGestureDeviceTouchpad);
ASSERT_EQ(1U, GetSentMessageCountAndResetSink());
EXPECT_EQ(1, client_->in_flight_event_count());
// Subsequent scroll and pinch events should remain queued, coalescing as
// more trackpad events arrive.
SimulateGestureEvent(WebInputEvent::GesturePinchUpdate,
blink::WebGestureDeviceTouchpad);
ASSERT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(1, client_->in_flight_event_count());
SimulateGestureEvent(WebInputEvent::GestureScrollUpdate,
blink::WebGestureDeviceTouchpad);
ASSERT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(1, client_->in_flight_event_count());
SimulateGestureEvent(WebInputEvent::GesturePinchUpdate,
blink::WebGestureDeviceTouchpad);
ASSERT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(1, client_->in_flight_event_count());
SimulateGestureEvent(WebInputEvent::GestureScrollUpdate,
blink::WebGestureDeviceTouchpad);
ASSERT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(1, client_->in_flight_event_count());
// Ack'ing the first scroll should trigger both the coalesced scroll and the
// coalesced pinch events (which is sent to the renderer as a wheel event).
SendInputEventACK(WebInputEvent::GestureScrollUpdate,
INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(2U, GetSentMessageCountAndResetSink());
EXPECT_EQ(2, client_->in_flight_event_count());
// Ack the second scroll.
SendInputEventACK(WebInputEvent::GestureScrollUpdate,
INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(1, client_->in_flight_event_count());
// Ack the wheel event.
SendInputEventACK(WebInputEvent::MouseWheel, INPUT_EVENT_ACK_STATE_CONSUMED);
EXPECT_EQ(0U, GetSentMessageCountAndResetSink());
EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
EXPECT_EQ(0, client_->in_flight_event_count());
}
// Test proper routing of overscroll notifications received either from
// event acks or from |DidOverscroll| IPC messages.
TEST_F(InputRouterImplTest, OverscrollDispatch) {
DidOverscrollParams overscroll;
overscroll.accumulated_overscroll = gfx::Vector2dF(-14, 14);
overscroll.latest_overscroll_delta = gfx::Vector2dF(-7, 0);
overscroll.current_fling_velocity = gfx::Vector2dF(-1, 0);
input_router_->OnMessageReceived(InputHostMsg_DidOverscroll(0, overscroll));
DidOverscrollParams client_overscroll = client_->GetAndResetOverscroll();
EXPECT_EQ(overscroll.accumulated_overscroll,
client_overscroll.accumulated_overscroll);
EXPECT_EQ(overscroll.latest_overscroll_delta,
client_overscroll.latest_overscroll_delta);
EXPECT_EQ(overscroll.current_fling_velocity,
client_overscroll.current_fling_velocity);
DidOverscrollParams wheel_overscroll;
wheel_overscroll.accumulated_overscroll = gfx::Vector2dF(7, -7);
wheel_overscroll.latest_overscroll_delta = gfx::Vector2dF(3, 0);
wheel_overscroll.current_fling_velocity = gfx::Vector2dF(1, 0);
SimulateWheelEvent(3, 0, 0, false);
InputHostMsg_HandleInputEvent_ACK_Params ack;
ack.type = WebInputEvent::MouseWheel;
ack.state = INPUT_EVENT_ACK_STATE_NOT_CONSUMED;
ack.overscroll.reset(new DidOverscrollParams(wheel_overscroll));
input_router_->OnMessageReceived(InputHostMsg_HandleInputEvent_ACK(0, ack));
client_overscroll = client_->GetAndResetOverscroll();
EXPECT_EQ(wheel_overscroll.accumulated_overscroll,
client_overscroll.accumulated_overscroll);
EXPECT_EQ(wheel_overscroll.latest_overscroll_delta,
client_overscroll.latest_overscroll_delta);
EXPECT_EQ(wheel_overscroll.current_fling_velocity,
client_overscroll.current_fling_velocity);
}
} // namespace content