| // 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/touch_event_stream_validator.h" |
| |
| #include <stddef.h> |
| |
| #include "content/common/input/synthetic_web_input_event_builders.h" |
| #include "content/common/input/web_touch_event_traits.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| using blink::WebInputEvent; |
| using blink::WebTouchEvent; |
| using blink::WebTouchPoint; |
| |
| namespace content { |
| |
| TEST(TouchEventStreamValidator, ValidTouchStream) { |
| TouchEventStreamValidator validator; |
| SyntheticWebTouchEvent event; |
| std::string error_msg; |
| |
| event.PressPoint(0, 1); |
| EXPECT_TRUE(validator.Validate(event, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| event.ResetPoints(); |
| |
| event.PressPoint(1, 0); |
| EXPECT_TRUE(validator.Validate(event, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| event.ResetPoints(); |
| |
| event.MovePoint(1, 1, 1); |
| EXPECT_TRUE(validator.Validate(event, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| event.ResetPoints(); |
| |
| event.ReleasePoint(1); |
| EXPECT_TRUE(validator.Validate(event, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| event.ResetPoints(); |
| |
| event.MovePoint(0, -1, 0); |
| EXPECT_TRUE(validator.Validate(event, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| event.ResetPoints(); |
| |
| event.CancelPoint(0); |
| EXPECT_TRUE(validator.Validate(event, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| event.ResetPoints(); |
| |
| event.PressPoint(-1, -1); |
| EXPECT_TRUE(validator.Validate(event, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| } |
| |
| TEST(TouchEventStreamValidator, ResetOnNewTouchStream) { |
| TouchEventStreamValidator validator; |
| SyntheticWebTouchEvent event; |
| std::string error_msg; |
| |
| event.PressPoint(0, 1); |
| EXPECT_TRUE(validator.Validate(event, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| event.ResetPoints(); |
| |
| event.CancelPoint(0); |
| event.ResetPoints(); |
| event.PressPoint(1, 0); |
| EXPECT_TRUE(validator.Validate(event, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| } |
| |
| TEST(TouchEventStreamValidator, MissedTouchStart) { |
| TouchEventStreamValidator validator; |
| SyntheticWebTouchEvent event; |
| std::string error_msg; |
| |
| event.PressPoint(0, 1); |
| EXPECT_TRUE(validator.Validate(event, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| |
| event.PressPoint(1, 0); |
| event.ResetPoints(); |
| event.PressPoint(1, 1); |
| EXPECT_FALSE(validator.Validate(event, &error_msg)); |
| EXPECT_FALSE(error_msg.empty()); |
| } |
| |
| TEST(TouchEventStreamValidator, MissedTouchEnd) { |
| TouchEventStreamValidator validator; |
| SyntheticWebTouchEvent event; |
| std::string error_msg; |
| |
| event.PressPoint(0, 1); |
| EXPECT_TRUE(validator.Validate(event, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| event.ResetPoints(); |
| |
| event.PressPoint(0, 1); |
| EXPECT_TRUE(validator.Validate(event, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| event.ResetPoints(); |
| |
| event.ReleasePoint(1); |
| event.ResetPoints(); |
| event.PressPoint(1, 1); |
| EXPECT_FALSE(validator.Validate(event, &error_msg)); |
| EXPECT_FALSE(error_msg.empty()); |
| } |
| |
| TEST(TouchEventStreamValidator, EmptyEvent) { |
| TouchEventStreamValidator validator; |
| WebTouchEvent event; |
| std::string error_msg; |
| |
| EXPECT_FALSE(validator.Validate(event, &error_msg)); |
| EXPECT_FALSE(error_msg.empty()); |
| } |
| |
| TEST(TouchEventStreamValidator, InvalidEventType) { |
| TouchEventStreamValidator validator; |
| WebTouchEvent event(WebInputEvent::kGestureScrollBegin, |
| WebInputEvent::kNoModifiers, |
| WebInputEvent::GetStaticTimeStampForTests()); |
| std::string error_msg; |
| |
| event.touches_length = 1; |
| event.touches[0].state = WebTouchPoint::kStatePressed; |
| |
| EXPECT_FALSE(validator.Validate(event, &error_msg)); |
| EXPECT_FALSE(error_msg.empty()); |
| } |
| |
| TEST(TouchEventStreamValidator, InvalidPointStates) { |
| TouchEventStreamValidator validator; |
| std::string error_msg; |
| |
| WebInputEvent::Type kTouchTypes[4] = { |
| WebInputEvent::kTouchStart, WebInputEvent::kTouchMove, |
| WebInputEvent::kTouchEnd, WebInputEvent::kTouchCancel, |
| }; |
| |
| WebTouchPoint::State kValidTouchPointStatesForType[4] = { |
| WebTouchPoint::kStatePressed, WebTouchPoint::kStateMoved, |
| WebTouchPoint::kStateReleased, WebTouchPoint::kStateCancelled, |
| }; |
| |
| SyntheticWebTouchEvent start; |
| start.PressPoint(0, 0); |
| for (size_t i = 0; i < 4; ++i) { |
| // Always start with a touchstart to reset the stream validation. |
| EXPECT_TRUE(validator.Validate(start, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| |
| WebTouchEvent event(kTouchTypes[i], WebInputEvent::kNoModifiers, |
| WebInputEvent::GetStaticTimeStampForTests()); |
| event.touches_length = 1; |
| for (size_t j = WebTouchPoint::kStateUndefined; |
| j <= WebTouchPoint::kStateCancelled; ++j) { |
| event.touches[0].state = static_cast<WebTouchPoint::State>(j); |
| if (event.touches[0].state == kValidTouchPointStatesForType[i]) { |
| EXPECT_TRUE(validator.Validate(event, &error_msg)); |
| EXPECT_TRUE(error_msg.empty()); |
| } else { |
| EXPECT_FALSE(validator.Validate(event, &error_msg)); |
| EXPECT_FALSE(error_msg.empty()); |
| } |
| } |
| } |
| } |
| |
| } // namespace content |