src/ui/events/gestures/gesture_provider_aura_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 "base/memory/scoped_ptr.h"
   6 #include "base/message_loop/message_loop.h"
   7 #include "testing/gtest/include/gtest/gtest.h"
   8 #include "ui/events/event_utils.h"
   9 #include "ui/events/gestures/gesture_provider_aura.h"
  10
  11 namespace ui {
  12
  13 class GestureProviderAuraTest : public testing::Test,
  14                                 public GestureProviderAuraClient {
  15  public:
  16   GestureProviderAuraTest() {}
  17
  18   ~GestureProviderAuraTest() override {}
  19
  20   void OnGestureEvent(GestureEvent* event) override {}
  21
  22   void SetUp() override { provider_.reset(new GestureProviderAura(this)); }
  23
  24   void TearDown() override { provider_.reset(); }
  25
  26   GestureProviderAura* provider() { return provider_.get(); }
  27
  28  private:
  29   scoped_ptr<GestureProviderAura> provider_;
  30   base::MessageLoopForUI message_loop_;
  31 };
  32
  33 TEST_F(GestureProviderAuraTest, IgnoresExtraPressEvents) {
  34   base::TimeDelta time = ui::EventTimeForNow();
  35   TouchEvent press1(ET_TOUCH_PRESSED, gfx::PointF(10, 10), 0, time);
  36   EXPECT_TRUE(provider()->OnTouchEvent(press1));
  37
  38   time += base::TimeDelta::FromMilliseconds(10);
  39   TouchEvent press2(ET_TOUCH_PRESSED, gfx::PointF(30, 40), 0, time);
  40   // Redundant press with same id is ignored.
  41   EXPECT_FALSE(provider()->OnTouchEvent(press2));
  42 }
  43
  44 TEST_F(GestureProviderAuraTest, IgnoresExtraMoveOrReleaseEvents) {
  45   base::TimeDelta time = ui::EventTimeForNow();
  46   TouchEvent press1(ET_TOUCH_PRESSED, gfx::PointF(10, 10), 0, time);
  47   EXPECT_TRUE(provider()->OnTouchEvent(press1));
  48
  49   time += base::TimeDelta::FromMilliseconds(10);
  50   TouchEvent release1(ET_TOUCH_RELEASED, gfx::PointF(30, 40), 0, time);
  51   EXPECT_TRUE(provider()->OnTouchEvent(release1));
  52
  53   time += base::TimeDelta::FromMilliseconds(10);
  54   TouchEvent release2(ET_TOUCH_RELEASED, gfx::PointF(30, 45), 0, time);
  55   EXPECT_FALSE(provider()->OnTouchEvent(release1));
  56
  57   time += base::TimeDelta::FromMilliseconds(10);
  58   TouchEvent move1(ET_TOUCH_MOVED, gfx::PointF(70, 75), 0, time);
  59   EXPECT_FALSE(provider()->OnTouchEvent(move1));
  60 }
  61
  62 TEST_F(GestureProviderAuraTest, IgnoresIdenticalMoveEvents) {
  63   const float kRadiusX = 20.f;
  64   const float kRadiusY = 30.f;
  65   const float kAngle = 0.321f;
  66   const float kForce = 40.f;
  67   const int kTouchId0 = 5;
  68   const int kTouchId1 = 3;
  69
  70   base::TimeDelta time = ui::EventTimeForNow();
  71   TouchEvent press0_1(ET_TOUCH_PRESSED, gfx::PointF(9, 10), kTouchId0, time);
  72   EXPECT_TRUE(provider()->OnTouchEvent(press0_1));
  73
  74   TouchEvent press1_1(ET_TOUCH_PRESSED, gfx::PointF(40, 40), kTouchId1, time);
  75   EXPECT_TRUE(provider()->OnTouchEvent(press1_1));
  76
  77   time += base::TimeDelta::FromMilliseconds(10);
  78   TouchEvent move0_1(ET_TOUCH_MOVED,
  79                    gfx::PointF(10, 10),
  80                    0,
  81                    kTouchId0,
  82                    time,
  83                    kRadiusX,
  84                    kRadiusY,
  85                    kAngle,
  86                    kForce);
  87   EXPECT_TRUE(provider()->OnTouchEvent(move0_1));
  88
  89   TouchEvent move1_1(ET_TOUCH_MOVED,
  90                    gfx::PointF(100, 200),
  91                    0,
  92                    kTouchId1,
  93                    time,
  94                    kRadiusX,
  95                    kRadiusY,
  96                    kAngle,
  97                    kForce);
  98   EXPECT_TRUE(provider()->OnTouchEvent(move1_1));
  99
 100   time += base::TimeDelta::FromMilliseconds(10);
 101   TouchEvent move0_2(ET_TOUCH_MOVED,
 102                      gfx::PointF(10, 10),
 103                      0,
 104                      kTouchId0,
 105                      time,
 106                      kRadiusX,
 107                      kRadiusY,
 108                      kAngle,
 109                      kForce);
 110   // Nothing has changed, so ignore the move.
 111   EXPECT_FALSE(provider()->OnTouchEvent(move0_2));
 112
 113   TouchEvent move1_2(ET_TOUCH_MOVED,
 114                      gfx::PointF(100, 200),
 115                      0,
 116                      kTouchId1,
 117                      time,
 118                      kRadiusX,
 119                      kRadiusY,
 120                      kAngle,
 121                      kForce);
 122   // Nothing has changed, so ignore the move.
 123   EXPECT_FALSE(provider()->OnTouchEvent(move1_2));
 124
 125   time += base::TimeDelta::FromMilliseconds(10);
 126   TouchEvent move0_3(ET_TOUCH_MOVED,
 127                      gfx::PointF(70, 75.1f),
 128                      0,
 129                      kTouchId0,
 130                      time,
 131                      kRadiusX,
 132                      kRadiusY,
 133                      kAngle,
 134                      kForce);
 135   // Position has changed, so don't ignore the move.
 136   EXPECT_TRUE(provider()->OnTouchEvent(move0_3));
 137
 138   time += base::TimeDelta::FromMilliseconds(10);
 139   TouchEvent move0_4(ET_TOUCH_MOVED,
 140                      gfx::PointF(70, 75.1f),
 141                      0,
 142                      kTouchId0,
 143                      time,
 144                      kRadiusX,
 145                      kRadiusY + 1,
 146                      kAngle,
 147                      kForce);
 148 }
 149
 150 }  // namespace ui