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// 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/common/input/input_param_traits.h"
#include "content/common/input/input_event.h"
#include "content/common/input/synthetic_gesture_params.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_messages.h"
#include "ipc/ipc_message.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/WebKit/public/web/WebInputEvent.h"
namespace content {
namespace {
typedef ScopedVector<InputEvent> InputEvents;
class InputParamTraitsTest : public testing::Test {
protected:
static void Compare(const InputEvent* a, const InputEvent* b) {
EXPECT_EQ(!!a->web_event, !!b->web_event);
if (a->web_event && b->web_event) {
const size_t a_size = a->web_event->size;
ASSERT_EQ(a_size, b->web_event->size);
EXPECT_EQ(0, memcmp(a->web_event.get(), b->web_event.get(), a_size));
}
EXPECT_EQ(a->latency_info.latency_components.size(),
b->latency_info.latency_components.size());
EXPECT_EQ(a->is_keyboard_shortcut, b->is_keyboard_shortcut);
}
static void Compare(const InputEvents* a, const InputEvents* b) {
for (size_t i = 0; i < a->size(); ++i)
Compare((*a)[i], (*b)[i]);
}
static void Compare(const SyntheticSmoothScrollGestureParams* a,
const SyntheticSmoothScrollGestureParams* b) {
EXPECT_EQ(a->gesture_source_type, b->gesture_source_type);
EXPECT_EQ(a->anchor, b->anchor);
EXPECT_EQ(a->distances.size(), b->distances.size());
for (size_t i = 0; i < a->distances.size(); i++)
EXPECT_EQ(a->distances[i], b->distances[i]);
EXPECT_EQ(a->prevent_fling, b->prevent_fling);
EXPECT_EQ(a->speed_in_pixels_s, b->speed_in_pixels_s);
}
static void Compare(const SyntheticSmoothDragGestureParams* a,
const SyntheticSmoothDragGestureParams* b) {
EXPECT_EQ(a->gesture_source_type, b->gesture_source_type);
EXPECT_EQ(a->start_point, b->start_point);
EXPECT_EQ(a->distances.size(), b->distances.size());
for (size_t i = 0; i < a->distances.size(); i++)
EXPECT_EQ(a->distances[i], b->distances[i]);
EXPECT_EQ(a->speed_in_pixels_s, b->speed_in_pixels_s);
}
static void Compare(const SyntheticPinchGestureParams* a,
const SyntheticPinchGestureParams* b) {
EXPECT_EQ(a->gesture_source_type, b->gesture_source_type);
EXPECT_EQ(a->scale_factor, b->scale_factor);
EXPECT_EQ(a->anchor, b->anchor);
EXPECT_EQ(a->relative_pointer_speed_in_pixels_s,
b->relative_pointer_speed_in_pixels_s);
}
static void Compare(const SyntheticTapGestureParams* a,
const SyntheticTapGestureParams* b) {
EXPECT_EQ(a->gesture_source_type, b->gesture_source_type);
EXPECT_EQ(a->position, b->position);
EXPECT_EQ(a->duration_ms, b->duration_ms);
}
static void Compare(const SyntheticGesturePacket* a,
const SyntheticGesturePacket* b) {
ASSERT_EQ(!!a, !!b);
if (!a) return;
ASSERT_EQ(!!a->gesture_params(), !!b->gesture_params());
if (!a->gesture_params()) return;
ASSERT_EQ(a->gesture_params()->GetGestureType(),
b->gesture_params()->GetGestureType());
switch (a->gesture_params()->GetGestureType()) {
case SyntheticGestureParams::SMOOTH_SCROLL_GESTURE:
Compare(SyntheticSmoothScrollGestureParams::Cast(a->gesture_params()),
SyntheticSmoothScrollGestureParams::Cast(b->gesture_params()));
break;
case SyntheticGestureParams::SMOOTH_DRAG_GESTURE:
Compare(SyntheticSmoothDragGestureParams::Cast(a->gesture_params()),
SyntheticSmoothDragGestureParams::Cast(b->gesture_params()));
break;
case SyntheticGestureParams::PINCH_GESTURE:
Compare(SyntheticPinchGestureParams::Cast(a->gesture_params()),
SyntheticPinchGestureParams::Cast(b->gesture_params()));
break;
case SyntheticGestureParams::TAP_GESTURE:
Compare(SyntheticTapGestureParams::Cast(a->gesture_params()),
SyntheticTapGestureParams::Cast(b->gesture_params()));
break;
}
}
static void Verify(const InputEvents& events_in) {
IPC::Message msg;
IPC::ParamTraits<InputEvents>::Write(&msg, events_in);
InputEvents events_out;
PickleIterator iter(msg);
EXPECT_TRUE(IPC::ParamTraits<InputEvents>::Read(&msg, &iter, &events_out));
Compare(&events_in, &events_out);
// Perform a sanity check that logging doesn't explode.
std::string events_in_string;
IPC::ParamTraits<InputEvents>::Log(events_in, &events_in_string);
std::string events_out_string;
IPC::ParamTraits<InputEvents>::Log(events_out, &events_out_string);
ASSERT_FALSE(events_in_string.empty());
EXPECT_EQ(events_in_string, events_out_string);
}
static void Verify(const SyntheticGesturePacket& packet_in) {
IPC::Message msg;
IPC::ParamTraits<SyntheticGesturePacket>::Write(&msg, packet_in);
SyntheticGesturePacket packet_out;
PickleIterator iter(msg);
EXPECT_TRUE(IPC::ParamTraits<SyntheticGesturePacket>::Read(&msg, &iter,
&packet_out));
Compare(&packet_in, &packet_out);
// Perform a sanity check that logging doesn't explode.
std::string packet_in_string;
IPC::ParamTraits<SyntheticGesturePacket>::Log(packet_in, &packet_in_string);
std::string packet_out_string;
IPC::ParamTraits<SyntheticGesturePacket>::Log(packet_out,
&packet_out_string);
ASSERT_FALSE(packet_in_string.empty());
EXPECT_EQ(packet_in_string, packet_out_string);
}
};
TEST_F(InputParamTraitsTest, UninitializedEvents) {
InputEvent event;
IPC::Message msg;
IPC::WriteParam(&msg, event);
InputEvent event_out;
PickleIterator iter(msg);
EXPECT_FALSE(IPC::ReadParam(&msg, &iter, &event_out));
}
TEST_F(InputParamTraitsTest, InitializedEvents) {
InputEvents events;
ui::LatencyInfo latency;
blink::WebKeyboardEvent key_event;
key_event.type = blink::WebInputEvent::RawKeyDown;
key_event.nativeKeyCode = 5;
events.push_back(new InputEvent(key_event, latency, false));
blink::WebMouseWheelEvent wheel_event;
wheel_event.type = blink::WebInputEvent::MouseWheel;
wheel_event.deltaX = 10;
latency.AddLatencyNumber(ui::INPUT_EVENT_LATENCY_BEGIN_RWH_COMPONENT, 1, 1);
events.push_back(new InputEvent(wheel_event, latency, false));
blink::WebMouseEvent mouse_event;
mouse_event.type = blink::WebInputEvent::MouseDown;
mouse_event.x = 10;
latency.AddLatencyNumber(ui::INPUT_EVENT_LATENCY_UI_COMPONENT, 2, 2);
events.push_back(new InputEvent(mouse_event, latency, false));
blink::WebGestureEvent gesture_event;
gesture_event.type = blink::WebInputEvent::GestureScrollBegin;
gesture_event.x = -1;
events.push_back(new InputEvent(gesture_event, latency, false));
blink::WebTouchEvent touch_event;
touch_event.type = blink::WebInputEvent::TouchStart;
touch_event.touchesLength = 1;
touch_event.touches[0].radiusX = 1;
events.push_back(new InputEvent(touch_event, latency, false));
Verify(events);
}
TEST_F(InputParamTraitsTest, InvalidSyntheticGestureParams) {
IPC::Message msg;
// Write invalid value for SyntheticGestureParams::GestureType.
WriteParam(&msg, -3);
SyntheticGesturePacket packet_out;
PickleIterator iter(msg);
ASSERT_FALSE(
IPC::ParamTraits<SyntheticGesturePacket>::Read(&msg, &iter, &packet_out));
}
TEST_F(InputParamTraitsTest, SyntheticSmoothScrollGestureParams) {
scoped_ptr<SyntheticSmoothScrollGestureParams> gesture_params(
new SyntheticSmoothScrollGestureParams);
gesture_params->gesture_source_type = SyntheticGestureParams::TOUCH_INPUT;
gesture_params->anchor.SetPoint(234, 345);
gesture_params->distances.push_back(gfx::Vector2d(123, -789));
gesture_params->distances.push_back(gfx::Vector2d(-78, 43));
gesture_params->prevent_fling = false;
gesture_params->speed_in_pixels_s = 456;
ASSERT_EQ(SyntheticGestureParams::SMOOTH_SCROLL_GESTURE,
gesture_params->GetGestureType());
SyntheticGesturePacket packet_in;
packet_in.set_gesture_params(gesture_params.Pass());
Verify(packet_in);
}
TEST_F(InputParamTraitsTest, SyntheticPinchGestureParams) {
scoped_ptr<SyntheticPinchGestureParams> gesture_params(
new SyntheticPinchGestureParams);
gesture_params->gesture_source_type = SyntheticGestureParams::TOUCH_INPUT;
gesture_params->scale_factor = 2.3f;
gesture_params->anchor.SetPoint(234, 345);
gesture_params->relative_pointer_speed_in_pixels_s = 456;
ASSERT_EQ(SyntheticGestureParams::PINCH_GESTURE,
gesture_params->GetGestureType());
SyntheticGesturePacket packet_in;
packet_in.set_gesture_params(gesture_params.Pass());
Verify(packet_in);
}
TEST_F(InputParamTraitsTest, SyntheticTapGestureParams) {
scoped_ptr<SyntheticTapGestureParams> gesture_params(
new SyntheticTapGestureParams);
gesture_params->gesture_source_type = SyntheticGestureParams::TOUCH_INPUT;
gesture_params->position.SetPoint(798, 233);
gesture_params->duration_ms = 13;
ASSERT_EQ(SyntheticGestureParams::TAP_GESTURE,
gesture_params->GetGestureType());
SyntheticGesturePacket packet_in;
packet_in.set_gesture_params(gesture_params.Pass());
Verify(packet_in);
}
} // namespace
} // namespace content
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