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// Copyright 2013 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 "ui/events/latency_info.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace ui {
TEST(LatencyInfoTest, AddTwoSeparateEvent) {
LatencyInfo info;
info.AddLatencyNumberWithTimestamp(INPUT_EVENT_LATENCY_BEGIN_RWH_COMPONENT,
0,
1,
base::TimeTicks::FromInternalValue(100),
1);
info.AddLatencyNumberWithTimestamp(INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT,
1,
5,
base::TimeTicks::FromInternalValue(1000),
2);
EXPECT_EQ(info.latency_components.size(), 2u);
LatencyInfo::LatencyComponent component;
EXPECT_FALSE(
info.FindLatency(INPUT_EVENT_LATENCY_UI_COMPONENT, 0, &component));
EXPECT_FALSE(
info.FindLatency(INPUT_EVENT_LATENCY_BEGIN_RWH_COMPONENT, 1, &component));
EXPECT_TRUE(
info.FindLatency(INPUT_EVENT_LATENCY_BEGIN_RWH_COMPONENT, 0, &component));
EXPECT_EQ(component.sequence_number, 1);
EXPECT_EQ(component.event_count, 1u);
EXPECT_EQ(component.event_time.ToInternalValue(), 100);
EXPECT_TRUE(
info.FindLatency(INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT, 1, &component));
EXPECT_EQ(component.sequence_number, 5);
EXPECT_EQ(component.event_count, 2u);
EXPECT_EQ(component.event_time.ToInternalValue(), 1000);
}
TEST(LatencyInfoTest, AddTwoSameEvent) {
LatencyInfo info;
info.AddLatencyNumberWithTimestamp(INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT,
0,
30,
base::TimeTicks::FromInternalValue(100),
2);
info.AddLatencyNumberWithTimestamp(INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT,
0,
13,
base::TimeTicks::FromInternalValue(200),
3);
EXPECT_EQ(info.latency_components.size(), 1u);
LatencyInfo::LatencyComponent component;
EXPECT_FALSE(
info.FindLatency(INPUT_EVENT_LATENCY_UI_COMPONENT, 0, &component));
EXPECT_FALSE(
info.FindLatency(INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT, 1, &component));
EXPECT_TRUE(
info.FindLatency(INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT, 0, &component));
EXPECT_EQ(component.sequence_number, 30);
EXPECT_EQ(component.event_count, 5u);
EXPECT_EQ(component.event_time.ToInternalValue(), (100 * 2 + 200 * 3) / 5);
}
TEST(LatencyInfoTest, ClearEvents) {
LatencyInfo info;
info.AddLatencyNumberWithTimestamp(INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT,
0,
30,
base::TimeTicks::FromInternalValue(100),
2);
EXPECT_EQ(info.latency_components.size(), 1u);
info.Clear();
EXPECT_EQ(info.latency_components.size(), 0u);
}
} // namespace ui
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