Framelet Prototype 2016

content/common/input/web_input_event_traits_unittest.cc

Index: content/common/input/web_input_event_traits_unittest.cc
diff --git a/content/common/input/web_input_event_traits_unittest.cc b/content/common/input/web_input_event_traits_unittest.cc
deleted file mode 100644
index 6ae3d93661664f7aea47cdc41d5ae2e8f4d65b3e..0000000000000000000000000000000000000000
--- a/content/common/input/web_input_event_traits_unittest.cc
+++ /dev/null
@@ -1,236 +0,0 @@
-// Copyright 2014 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/web_input_event_traits.h"
-
-#include <limits>
-
-#include "testing/gtest/include/gtest/gtest.h"
-#include "third_party/WebKit/public/web/WebInputEvent.h"
-
-using blink::WebGestureEvent;
-using blink::WebInputEvent;
-using blink::WebKeyboardEvent;
-using blink::WebMouseEvent;
-using blink::WebMouseWheelEvent;
-using blink::WebTouchEvent;
-using blink::WebTouchPoint;
-using std::numeric_limits;
-
-namespace content {
-namespace {
-
-class WebInputEventTraitsTest : public testing::Test {
- protected:
-  static WebTouchPoint CreateTouchPoint(WebTouchPoint::State state, int id) {
-    WebTouchPoint touch;
-    touch.state = state;
-    touch.id = id;
-    return touch;
-  }
-
-  static WebTouchEvent CreateTouch(WebInputEvent::Type type) {
-    return CreateTouch(type, 1);
-  }
-
-  static WebTouchEvent CreateTouch(WebInputEvent::Type type,
-                                   unsigned touch_count) {
-    WebTouchEvent event;
-    event.touchesLength = touch_count;
-    event.type = type;
-    return event;
-  }
-
-  static WebGestureEvent CreateGesture(WebInputEvent::Type type,
-                                       float x,
-                                       float y) {
-    WebGestureEvent event;
-    event.type = type;
-    event.x = x;
-    event.y = y;
-    return event;
-  }
-
-  static WebMouseWheelEvent CreateMouseWheel(float deltaX,
-                                             float deltaY,
-                                             bool canScroll) {
-    WebMouseWheelEvent event;
-    event.type = WebInputEvent::MouseWheel;
-    event.deltaX = deltaX;
-    event.deltaY = deltaY;
-    event.canScroll = canScroll;
-    return event;
-  }
-};
-
-TEST_F(WebInputEventTraitsTest, TouchEventCoalescing) {
-  WebTouchEvent touch0 = CreateTouch(WebInputEvent::TouchStart);
-  WebTouchEvent touch1 = CreateTouch(WebInputEvent::TouchMove);
-
-  // Non touch-moves won't coalesce.
-  EXPECT_FALSE(WebInputEventTraits::CanCoalesce(touch0, touch0));
-
-  // Touches of different types won't coalesce.
-  EXPECT_FALSE(WebInputEventTraits::CanCoalesce(touch0, touch1));
-
-  // Touch moves with idential touch lengths and touch ids should coalesce.
-  EXPECT_TRUE(WebInputEventTraits::CanCoalesce(touch1, touch1));
-
-  // Touch moves with different touch ids should not coalesce.
-  touch0 = CreateTouch(WebInputEvent::TouchMove);
-  touch1 = CreateTouch(WebInputEvent::TouchMove);
-  touch0.touches[0].id = 7;
-  EXPECT_FALSE(WebInputEventTraits::CanCoalesce(touch0, touch1));
-  touch0 = CreateTouch(WebInputEvent::TouchMove, 2);
-  touch1 = CreateTouch(WebInputEvent::TouchMove, 2);
-  touch0.touches[0].id = 1;
-  touch1.touches[0].id = 0;
-  EXPECT_FALSE(WebInputEventTraits::CanCoalesce(touch0, touch1));
-
-  // Touch moves with different touch lengths should not coalesce.
-  touch0 = CreateTouch(WebInputEvent::TouchMove, 1);
-  touch1 = CreateTouch(WebInputEvent::TouchMove, 2);
-  EXPECT_FALSE(WebInputEventTraits::CanCoalesce(touch0, touch1));
-
-  // Touch moves with identical touch ids in different orders should coalesce.
-  touch0 = CreateTouch(WebInputEvent::TouchMove, 2);
-  touch1 = CreateTouch(WebInputEvent::TouchMove, 2);
-  touch0.touches[0] = touch1.touches[1] =
-      CreateTouchPoint(WebTouchPoint::StateMoved, 1);
-  touch0.touches[1] = touch1.touches[0] =
-      CreateTouchPoint(WebTouchPoint::StateMoved, 0);
-  EXPECT_TRUE(WebInputEventTraits::CanCoalesce(touch0, touch1));
-
-  // Pointers with the same ID's should coalesce.
-  touch0 = CreateTouch(WebInputEvent::TouchMove, 2);
-  touch1 = CreateTouch(WebInputEvent::TouchMove, 2);
-  touch0.touches[0] = touch1.touches[1] =
-      CreateTouchPoint(WebTouchPoint::StateMoved, 1);
-  WebInputEventTraits::Coalesce(touch0, &touch1);
-  ASSERT_EQ(1, touch1.touches[0].id);
-  ASSERT_EQ(0, touch1.touches[1].id);
-  EXPECT_EQ(WebTouchPoint::StateUndefined, touch1.touches[1].state);
-  EXPECT_EQ(WebTouchPoint::StateMoved, touch1.touches[0].state);
-
-  // Movement from now-stationary pointers should be preserved.
-  touch0 = touch1 = CreateTouch(WebInputEvent::TouchMove, 2);
-  touch0.touches[0] = CreateTouchPoint(WebTouchPoint::StateMoved, 1);
-  touch1.touches[1] = CreateTouchPoint(WebTouchPoint::StateStationary, 1);
-  touch0.touches[1] = CreateTouchPoint(WebTouchPoint::StateStationary, 0);
-  touch1.touches[0] = CreateTouchPoint(WebTouchPoint::StateMoved, 0);
-  WebInputEventTraits::Coalesce(touch0, &touch1);
-  ASSERT_EQ(1, touch1.touches[0].id);
-  ASSERT_EQ(0, touch1.touches[1].id);
-  EXPECT_EQ(WebTouchPoint::StateMoved, touch1.touches[0].state);
-  EXPECT_EQ(WebTouchPoint::StateMoved, touch1.touches[1].state);
-}
-
-TEST_F(WebInputEventTraitsTest, PinchEventCoalescing) {
-  WebGestureEvent pinch0 =
-      CreateGesture(WebInputEvent::GesturePinchBegin, 1, 1);
-  WebGestureEvent pinch1 =
-      CreateGesture(WebInputEvent::GesturePinchUpdate, 2, 2);
-
-  // Only GesturePinchUpdate's coalesce.
-  EXPECT_FALSE(WebInputEventTraits::CanCoalesce(pinch0, pinch0));
-
-  // Pinch gestures of different types should not coalesce.
-  EXPECT_FALSE(WebInputEventTraits::CanCoalesce(pinch0, pinch1));
-
-  // Pinches with different focal points should not coalesce.
-  pinch0 = CreateGesture(WebInputEvent::GesturePinchUpdate, 1, 1);
-  pinch1 = CreateGesture(WebInputEvent::GesturePinchUpdate, 2, 2);
-  EXPECT_FALSE(WebInputEventTraits::CanCoalesce(pinch0, pinch1));
-  EXPECT_TRUE(WebInputEventTraits::CanCoalesce(pinch0, pinch0));
-
-  // Coalesced scales are multiplicative.
-  pinch0 = CreateGesture(WebInputEvent::GesturePinchUpdate, 1, 1);
-  pinch0.data.pinchUpdate.scale = 2.f;
-  pinch1 = CreateGesture(WebInputEvent::GesturePinchUpdate, 1, 1);
-  pinch1.data.pinchUpdate.scale = 3.f;
-  EXPECT_TRUE(WebInputEventTraits::CanCoalesce(pinch0, pinch0));
-  WebInputEventTraits::Coalesce(pinch0, &pinch1);
-  EXPECT_EQ(2.f * 3.f, pinch1.data.pinchUpdate.scale);
-
-  // Scales have a minimum value and can never reach 0.
-  ASSERT_GT(numeric_limits<float>::min(), 0);
-  pinch0 = CreateGesture(WebInputEvent::GesturePinchUpdate, 1, 1);
-  pinch0.data.pinchUpdate.scale = numeric_limits<float>::min() * 2.0f;
-  pinch1 = CreateGesture(WebInputEvent::GesturePinchUpdate, 1, 1);
-  pinch1.data.pinchUpdate.scale = numeric_limits<float>::min() * 5.0f;
-  EXPECT_TRUE(WebInputEventTraits::CanCoalesce(pinch0, pinch1));
-  WebInputEventTraits::Coalesce(pinch0, &pinch1);
-  EXPECT_EQ(numeric_limits<float>::min(), pinch1.data.pinchUpdate.scale);
-
-  // Scales have a maximum value and can never reach Infinity.
-  pinch0 = CreateGesture(WebInputEvent::GesturePinchUpdate, 1, 1);
-  pinch0.data.pinchUpdate.scale = numeric_limits<float>::max() / 2.0f;
-  pinch1 = CreateGesture(WebInputEvent::GesturePinchUpdate, 1, 1);
-  pinch1.data.pinchUpdate.scale = 10.0f;
-  EXPECT_TRUE(WebInputEventTraits::CanCoalesce(pinch0, pinch1));
-  WebInputEventTraits::Coalesce(pinch0, &pinch1);
-  EXPECT_EQ(numeric_limits<float>::max(), pinch1.data.pinchUpdate.scale);
-}
-
-TEST_F(WebInputEventTraitsTest, WebMouseWheelEventCoalescing) {
-  WebMouseWheelEvent mouse_wheel_0 =
-      CreateMouseWheel(1, 1, true);
-  WebMouseWheelEvent mouse_wheel_1 =
-      CreateMouseWheel(2, 2, true);
-
-  // WebMouseWheelEvent objects with same values except different deltaX and
-  // deltaY should coalesce.
-  EXPECT_TRUE(WebInputEventTraits::CanCoalesce(mouse_wheel_0, mouse_wheel_1));
-
-  mouse_wheel_0 = CreateMouseWheel(1, 1, true);
-  mouse_wheel_1 = CreateMouseWheel(1, 1, false);
-
-  // WebMouseWheelEvent objects with different canScroll values should not
-  // coalesce.
-  EXPECT_FALSE(WebInputEventTraits::CanCoalesce(mouse_wheel_0, mouse_wheel_1));
-
-  // WebMouseWheelEvent objects with different modifiers should not coalesce.
-  mouse_wheel_0 = CreateMouseWheel(1, 1, true);
-  mouse_wheel_1 = CreateMouseWheel(1, 1, true);
-  mouse_wheel_0.modifiers = blink::WebInputEvent::ControlKey;
-  mouse_wheel_1.modifiers = blink::WebInputEvent::ShiftKey;
-  EXPECT_FALSE(WebInputEventTraits::CanCoalesce(mouse_wheel_0, mouse_wheel_1));
-}
-
-// Coalescing preserves the newer timestamp.
-TEST_F(WebInputEventTraitsTest, TimestampCoalescing) {
-  WebMouseWheelEvent mouse_wheel_0 = CreateMouseWheel(1, 1, true);
-  mouse_wheel_0.timeStampSeconds = 5.0;
-  WebMouseWheelEvent mouse_wheel_1 = CreateMouseWheel(2, 2, true);
-  mouse_wheel_1.timeStampSeconds = 10.0;
-
-  EXPECT_TRUE(WebInputEventTraits::CanCoalesce(mouse_wheel_0, mouse_wheel_1));
-  WebInputEventTraits::Coalesce(mouse_wheel_1, &mouse_wheel_0);
-  EXPECT_EQ(10.0, mouse_wheel_0.timeStampSeconds);
-}
-
-// Very basic smoke test to ensure stringification doesn't explode.
-TEST_F(WebInputEventTraitsTest, ToString) {
-  WebKeyboardEvent key;
-  key.type = WebInputEvent::RawKeyDown;
-  EXPECT_FALSE(WebInputEventTraits::ToString(key).empty());
-
-  WebMouseEvent mouse;
-  mouse.type = WebInputEvent::MouseMove;
-  EXPECT_FALSE(WebInputEventTraits::ToString(mouse).empty());
-
-  WebMouseWheelEvent mouse_wheel;
-  mouse_wheel.type = WebInputEvent::MouseWheel;
-  EXPECT_FALSE(WebInputEventTraits::ToString(mouse_wheel).empty());
-
-  WebGestureEvent gesture =
-      CreateGesture(WebInputEvent::GesturePinchBegin, 1, 1);
-  EXPECT_FALSE(WebInputEventTraits::ToString(gesture).empty());
-
-  WebTouchEvent touch = CreateTouch(WebInputEvent::TouchStart);
-  EXPECT_FALSE(WebInputEventTraits::ToString(touch).empty());
-}
-
-}  // namespace
-}  // namespace content