content/browser/renderer_host/input/motion_event_android_unittest.cc

   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 <android/input.h>
   6
   7 #include "base/android/jni_android.h"
   8 #include "content/browser/renderer_host/input/motion_event_android.h"
   9 #include "testing/gtest/include/gtest/gtest.h"
  10 #include "ui/events/event_constants.h"
  11 #include "ui/events/test/motion_event_test_utils.h"
  12
  13 using ui::MotionEvent;
  14
  15 namespace content {
  16 namespace {
  17 const float kPixToDip = 0.5f;
  18
  19 int kAndroidActionDown = AMOTION_EVENT_ACTION_DOWN;
  20 int kAndroidActionPointerDown = AMOTION_EVENT_ACTION_POINTER_DOWN;
  21 int kAndroidAltKeyDown = AMETA_ALT_ON;
  22
  23 // Corresponds to TOOL_TYPE_FINGER, see
  24 // developer.android.com/reference/android/view/MotionEvent.html
  25 //     #TOOL_TYPE_FINGER.
  26 int kAndroidToolTypeFinger = 1;
  27
  28 // Corresponds to BUTTON_PRIMARY, see
  29 // developer.android.com/reference/android/view/MotionEvent.html#BUTTON_PRIMARY.
  30 int kAndroidButtonPrimary = 1;
  31
  32 }  // namespace
  33
  34 // Note that these tests avoid creating a Java instance of the MotionEvent, as
  35 // we're primarily testing caching behavior, and the code necessary to
  36 // construct a Java-backed MotionEvent itself adds unnecessary complexity.
  37 TEST(MotionEventAndroidTest, Constructor) {
  38   int event_time_ms = 5;
  39   base::TimeTicks event_time =
  40       base::TimeTicks() + base::TimeDelta::FromMilliseconds(event_time_ms);
  41   MotionEventAndroid::Pointer p0(
  42       1, 13.7f, -7.13f, 5.3f, 1.2f, 0.1f, kAndroidToolTypeFinger);
  43   MotionEventAndroid::Pointer p1(
  44       2, -13.7f, 7.13f, 3.5f, 12.1f, -0.1f, kAndroidToolTypeFinger);
  45   float raw_offset = -3.f;
  46   int pointer_count = 2;
  47   int history_size = 0;
  48   int action_index = -1;
  49   MotionEventAndroid event(kPixToDip,
  50                            base::android::AttachCurrentThread(),
  51                            nullptr,
  52                            event_time_ms,
  53                            kAndroidActionDown,
  54                            pointer_count,
  55                            history_size,
  56                            action_index,
  57                            kAndroidButtonPrimary,
  58                            kAndroidAltKeyDown,
  59                            raw_offset,
  60                            -raw_offset,
  61                            p0,
  62                            p1);
  63
  64   EXPECT_EQ(MotionEvent::ACTION_DOWN, event.GetAction());
  65   EXPECT_EQ(event_time, event.GetEventTime());
  66   EXPECT_EQ(p0.pos_x_pixels * kPixToDip, event.GetX(0));
  67   EXPECT_EQ(p0.pos_y_pixels * kPixToDip, event.GetY(0));
  68   EXPECT_EQ(p1.pos_x_pixels * kPixToDip, event.GetX(1));
  69   EXPECT_EQ(p1.pos_y_pixels * kPixToDip, event.GetY(1));
  70   EXPECT_FLOAT_EQ((p0.pos_x_pixels + raw_offset) * kPixToDip, event.GetRawX(0));
  71   EXPECT_FLOAT_EQ((p0.pos_y_pixels - raw_offset) * kPixToDip, event.GetRawY(0));
  72   EXPECT_FLOAT_EQ((p1.pos_x_pixels + raw_offset) * kPixToDip, event.GetRawX(1));
  73   EXPECT_FLOAT_EQ((p1.pos_y_pixels - raw_offset) * kPixToDip, event.GetRawY(1));
  74   EXPECT_EQ(p0.touch_major_pixels * kPixToDip, event.GetTouchMajor(0));
  75   EXPECT_EQ(p1.touch_major_pixels * kPixToDip, event.GetTouchMajor(1));
  76   EXPECT_EQ(p0.touch_minor_pixels * kPixToDip, event.GetTouchMinor(0));
  77   EXPECT_EQ(p1.touch_minor_pixels * kPixToDip, event.GetTouchMinor(1));
  78   EXPECT_EQ(p0.orientation_rad, event.GetOrientation(0));
  79   EXPECT_EQ(p1.orientation_rad, event.GetOrientation(1));
  80   EXPECT_EQ(p0.id, event.GetPointerId(0));
  81   EXPECT_EQ(p1.id, event.GetPointerId(1));
  82   EXPECT_EQ(MotionEvent::TOOL_TYPE_FINGER, event.GetToolType(0));
  83   EXPECT_EQ(MotionEvent::TOOL_TYPE_FINGER, event.GetToolType(1));
  84   EXPECT_EQ(MotionEvent::BUTTON_PRIMARY, event.GetButtonState());
  85   EXPECT_EQ(ui::EF_ALT_DOWN, event.GetFlags());
  86   EXPECT_EQ(static_cast<size_t>(pointer_count), event.GetPointerCount());
  87   EXPECT_EQ(static_cast<size_t>(history_size), event.GetHistorySize());
  88 }
  89
  90 TEST(MotionEventAndroidTest, Clone) {
  91   const int pointer_count = 1;
  92   MotionEventAndroid::Pointer p0(
  93       1, 13.7f, -7.13f, 5.3f, 1.2f, 0.1f, kAndroidToolTypeFinger);
  94   MotionEventAndroid::Pointer p1(0, 0, 0, 0, 0, 0, 0);
  95   MotionEventAndroid event(kPixToDip,
  96                            base::android::AttachCurrentThread(),
  97                            nullptr,
  98                            0,
  99                            kAndroidActionDown,
 100                            pointer_count,
 101                            0,
 102                            0,
 103                            0,
 104                            0,
 105                            0,
 106                            0,
 107                            p0,
 108                            p1);
 109
 110   scoped_ptr<MotionEvent> clone = event.Clone();
 111   EXPECT_EQ(ui::test::ToString(event), ui::test::ToString(*clone));
 112 }
 113
 114 TEST(MotionEventAndroidTest, Cancel) {
 115   const int event_time_ms = 5;
 116   const int pointer_count = 1;
 117   MotionEventAndroid::Pointer p0(
 118       1, 13.7f, -7.13f, 5.3f, 1.2f, 0.1f, kAndroidToolTypeFinger);
 119   MotionEventAndroid::Pointer p1(0, 0, 0, 0, 0, 0, 0);
 120   MotionEventAndroid event(kPixToDip,
 121                            base::android::AttachCurrentThread(),
 122                            nullptr,
 123                            event_time_ms,
 124                            kAndroidActionDown,
 125                            pointer_count,
 126                            0,
 127                            0,
 128                            0,
 129                            0,
 130                            0,
 131                            0,
 132                            p0,
 133                            p1);
 134
 135   scoped_ptr<MotionEvent> cancel_event = event.Cancel();
 136   EXPECT_EQ(MotionEvent::ACTION_CANCEL, cancel_event->GetAction());
 137   EXPECT_EQ(
 138       base::TimeTicks() + base::TimeDelta::FromMilliseconds(event_time_ms),
 139       cancel_event->GetEventTime());
 140   EXPECT_EQ(p0.pos_x_pixels * kPixToDip, cancel_event->GetX(0));
 141   EXPECT_EQ(p0.pos_y_pixels * kPixToDip, cancel_event->GetY(0));
 142   EXPECT_EQ(static_cast<size_t>(pointer_count),
 143             cancel_event->GetPointerCount());
 144   EXPECT_EQ(0U, cancel_event->GetHistorySize());
 145 }
 146
 147 TEST(MotionEventAndroidTest, InvalidOrientationsSanitized) {
 148   int pointer_count = 2;
 149   float orientation0 = 1e10f;
 150   float orientation1 = std::numeric_limits<float>::quiet_NaN();
 151   MotionEventAndroid::Pointer p0(0, 0, 0, 0, 0, orientation0, 0);
 152   MotionEventAndroid::Pointer p1(1, 0, 0, 0, 0, orientation1, 0);
 153   MotionEventAndroid event(kPixToDip,
 154                            base::android::AttachCurrentThread(),
 155                            nullptr,
 156                            0,
 157                            kAndroidActionDown,
 158                            pointer_count,
 159                            0,
 160                            0,
 161                            0,
 162                            0,
 163                            0,
 164                            0,
 165                            p0,
 166                            p1);
 167
 168   EXPECT_EQ(0.f, event.GetOrientation(0));
 169   EXPECT_EQ(0.f, event.GetOrientation(1));
 170 }
 171
 172 TEST(MotionEventAndroidTest, NonEmptyHistoryForNonMoveEventsSanitized) {
 173   int pointer_count = 1;
 174   size_t history_size = 5;
 175   MotionEventAndroid::Pointer p0(0, 0, 0, 0, 0, 0, 0);
 176   MotionEventAndroid::Pointer p1(0, 0, 0, 0, 0, 0, 0);
 177   MotionEventAndroid event(kPixToDip,
 178                            base::android::AttachCurrentThread(),
 179                            nullptr,
 180                            0,
 181                            kAndroidActionDown,
 182                            pointer_count,
 183                            history_size,
 184                            0,
 185                            0,
 186                            0,
 187                            0,
 188                            0,
 189                            p0,
 190                            p1);
 191
 192   EXPECT_EQ(0U, event.GetHistorySize());
 193 }
 194
 195 TEST(MotionEventAndroidTest, ActionIndexForPointerDown) {
 196   MotionEventAndroid::Pointer p0(
 197       1, 13.7f, -7.13f, 5.3f, 1.2f, 0.1f, kAndroidToolTypeFinger);
 198   MotionEventAndroid::Pointer p1(
 199       2, -13.7f, 7.13f, 3.5f, 12.1f, -0.1f, kAndroidToolTypeFinger);
 200   int pointer_count = 2;
 201   int history_size = 0;
 202   int action_index = 1;
 203   MotionEventAndroid event(kPixToDip,
 204                            base::android::AttachCurrentThread(),
 205                            nullptr,
 206                            0,
 207                            kAndroidActionPointerDown,
 208                            pointer_count,
 209                            history_size,
 210                            action_index,
 211                            0,
 212                            0,
 213                            0,
 214                            0,
 215                            p0,
 216                            p1);
 217
 218   EXPECT_EQ(MotionEvent::ACTION_POINTER_DOWN, event.GetAction());
 219   EXPECT_EQ(action_index, event.GetActionIndex());
 220 }
 221
 222 }  // namespace content