gesture_event_data_packet_unittest.cc revision 6e8cce623b6e4fe0c9e4af605d675dd9d0338c38 
1// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "base/basictypes.h"
6#include "testing/gtest/include/gtest/gtest.h"
7#include "ui/events/gesture_detection/gesture_event_data_packet.h"
8#include "ui/events/test/mock_motion_event.h"
9
10using ui::test::MockMotionEvent;
11
12namespace ui {
13namespace {
14
15const float kTouchX = 13.7f;
16const float kTouchY = 14.2f;
17
18GestureEventData CreateGesture(EventType type) {
19  return GestureEventData(GestureEventDetails(type, 0, 0),
20                          0,
21                          MotionEvent::TOOL_TYPE_FINGER,
22                          base::TimeTicks(),
23                          kTouchX,
24                          kTouchY,
25                          kTouchX + 5.f,
26                          kTouchY + 10.f,
27                          1,
28                          gfx::RectF(kTouchX - 1.f, kTouchY - 1.f, 2.f, 2.f));
29}
30
31}  // namespace
32
33bool GestureEquals(const GestureEventData& lhs, const GestureEventData& rhs) {
34  return lhs.type() == rhs.type() &&
35         lhs.motion_event_id == rhs.motion_event_id &&
36         lhs.primary_tool_type == rhs.primary_tool_type &&
37         lhs.time == rhs.time && lhs.x == rhs.x && lhs.y == rhs.y &&
38         lhs.raw_x == rhs.raw_x && lhs.raw_y == rhs.raw_y;
39}
40
41bool PacketEquals(const GestureEventDataPacket& lhs,
42                  const GestureEventDataPacket& rhs) {
43  if (lhs.timestamp() != rhs.timestamp() ||
44      lhs.gesture_count() != rhs.gesture_count() ||
45      lhs.timestamp() != rhs.timestamp() ||
46      lhs.gesture_source() != rhs.gesture_source() ||
47      lhs.touch_location() != rhs.touch_location() ||
48      lhs.raw_touch_location() != rhs.raw_touch_location())
49    return false;
50
51  for (size_t i = 0; i < lhs.gesture_count(); ++i) {
52    if (!GestureEquals(lhs.gesture(i), rhs.gesture(i)))
53      return false;
54  }
55
56  return true;
57}
58
59class GestureEventDataPacketTest : public testing::Test {};
60
61TEST_F(GestureEventDataPacketTest, Basic) {
62  base::TimeTicks touch_time = base::TimeTicks::Now();
63
64  GestureEventDataPacket packet;
65  EXPECT_EQ(0U, packet.gesture_count());
66  EXPECT_EQ(GestureEventDataPacket::UNDEFINED, packet.gesture_source());
67
68  packet = GestureEventDataPacket::FromTouch(
69      MockMotionEvent(MotionEvent::ACTION_DOWN, touch_time, kTouchX, kTouchY));
70  EXPECT_TRUE(touch_time == packet.timestamp());
71  EXPECT_EQ(0U, packet.gesture_count());
72  EXPECT_EQ(gfx::PointF(kTouchX, kTouchY), packet.touch_location());
73
74  for (size_t i = ET_GESTURE_TYPE_START; i < ET_GESTURE_TYPE_END; ++i) {
75    const EventType type = static_cast<EventType>(i);
76    GestureEventData gesture = CreateGesture(type);
77    packet.Push(gesture);
78    const size_t index = (i - ET_GESTURE_TYPE_START);
79    ASSERT_EQ(index + 1U, packet.gesture_count());
80    EXPECT_TRUE(GestureEquals(gesture, packet.gesture(index)));
81  }
82}
83
84TEST_F(GestureEventDataPacketTest, Copy) {
85  GestureEventDataPacket packet0 = GestureEventDataPacket::FromTouch(
86      MockMotionEvent(MotionEvent::ACTION_UP));
87  packet0.Push(CreateGesture(ET_GESTURE_TAP_DOWN));
88  packet0.Push(CreateGesture(ET_GESTURE_SCROLL_BEGIN));
89
90  GestureEventDataPacket packet1 = packet0;
91  EXPECT_TRUE(PacketEquals(packet0, packet1));
92
93  packet0 = packet1;
94  EXPECT_TRUE(PacketEquals(packet1, packet0));
95}
96
97TEST_F(GestureEventDataPacketTest, GestureSource) {
98  GestureEventDataPacket packet = GestureEventDataPacket::FromTouch(
99      MockMotionEvent(MotionEvent::ACTION_DOWN));
100  EXPECT_EQ(GestureEventDataPacket::TOUCH_SEQUENCE_START,
101            packet.gesture_source());
102
103  packet = GestureEventDataPacket::FromTouch(
104      MockMotionEvent(MotionEvent::ACTION_UP));
105  EXPECT_EQ(GestureEventDataPacket::TOUCH_SEQUENCE_END,
106            packet.gesture_source());
107
108  packet = GestureEventDataPacket::FromTouch(
109      MockMotionEvent(MotionEvent::ACTION_CANCEL));
110  EXPECT_EQ(GestureEventDataPacket::TOUCH_SEQUENCE_CANCEL,
111            packet.gesture_source());
112
113  packet = GestureEventDataPacket::FromTouch(
114      MockMotionEvent(MotionEvent::ACTION_MOVE));
115  EXPECT_EQ(GestureEventDataPacket::TOUCH_MOVE, packet.gesture_source());
116
117  packet = GestureEventDataPacket::FromTouch(
118      MockMotionEvent(MotionEvent::ACTION_POINTER_DOWN));
119  EXPECT_EQ(GestureEventDataPacket::TOUCH_START, packet.gesture_source());
120
121  packet = GestureEventDataPacket::FromTouch(
122      MockMotionEvent(MotionEvent::ACTION_POINTER_UP));
123  EXPECT_EQ(GestureEventDataPacket::TOUCH_END, packet.gesture_source());
124
125  GestureEventData gesture = CreateGesture(ET_GESTURE_TAP);
126  packet = GestureEventDataPacket::FromTouchTimeout(gesture);
127  EXPECT_EQ(GestureEventDataPacket::TOUCH_TIMEOUT, packet.gesture_source());
128  EXPECT_EQ(1U, packet.gesture_count());
129  EXPECT_EQ(base::TimeTicks(), packet.timestamp());
130  EXPECT_EQ(gfx::PointF(gesture.x, gesture.y), packet.touch_location());
131}
132
133}  // namespace ui
134