chromium/third_party/blink/renderer/core/page/scrolling/scroll_metrics_test.cc

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/test/metrics/histogram_tester.h"
#include "cc/base/features.h"
#include "cc/input/main_thread_scrolling_reason.h"
#include "third_party/blink/renderer/core/frame/local_frame_view.h"
#include "third_party/blink/renderer/core/frame/web_local_frame_impl.h"
#include "third_party/blink/renderer/core/geometry/dom_rect.h"
#include "third_party/blink/renderer/core/input/event_handler.h"
#include "third_party/blink/renderer/core/layout/layout_view.h"
#include "third_party/blink/renderer/core/paint/paint_layer_scrollable_area.h"
#include "third_party/blink/renderer/core/testing/sim/sim_request.h"
#include "third_party/blink/renderer/core/testing/sim/sim_test.h"
#include "third_party/blink/renderer/platform/testing/paint_test_configurations.h"
#include "third_party/blink/renderer/platform/testing/testing_platform_support.h"
#include "third_party/blink/renderer/platform/testing/unit_test_helpers.h"

#define EXPECT_WHEEL_BUCKET(index, count) …

#define EXPECT_TOUCH_BUCKET(index, count) …

#define EXPECT_WHEEL_TOTAL(count) …

#define EXPECT_TOUCH_TOTAL(count) …

namespace blink {

namespace {

class ScrollMetricsTest : public PaintTestConfigurations, public SimTest { … };

INSTANTIATE_PAINT_TEST_SUITE_P(…);

class ScrollBeginEventBuilder : public WebGestureEvent { … };

class ScrollUpdateEventBuilder : public WebGestureEvent { … };

class ScrollEndEventBuilder : public WebGestureEvent { … };

int BucketIndex(uint32_t reason) { … }

void ScrollMetricsTest::Scroll(Element* element,
                               const WebGestureDevice device) { … }

void ScrollMetricsTest::SetUpHtml(const char* html_content) { … }

TEST_P(ScrollMetricsTest, TouchAndWheelGeneralTest) { … }

TEST_P(ScrollMetricsTest, CompositedScrollableAreaTest) { … }

TEST_P(ScrollMetricsTest, NotScrollableAreaTest) { … }

TEST_P(ScrollMetricsTest, NestedScrollersTest) { … }

}  // namespace

}  // namespace blink