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// Copyright (c) 2018 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 "base/time/time.h"
#include "base/timer/lap_timer.h"
#include "build/build_config.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/perf/perf_test.h"
#include "third_party/blink/renderer/platform/fonts/font.h"
#include "third_party/blink/renderer/platform/fonts/font_description.h"
#include "third_party/blink/renderer/platform/testing/font_test_helpers.h"
#include "third_party/blink/renderer/platform/testing/unit_test_helpers.h"
#include "third_party/blink/renderer/platform/wtf/allocator/allocator.h"
using blink::test::CreateTestFont;
namespace blink {
static const int kTimeLimitMillis = 3000;
static const int kWarmupRuns = 10000;
static const int kTimeCheckInterval = 1000000;
class ShapeResultPerfTest {
USING_FAST_MALLOC(ShapeResultPerfTest);
public:
enum FontName {
ahem,
amiri,
megalopolis,
roboto,
};
ShapeResultPerfTest()
: timer(kWarmupRuns,
base::TimeDelta::FromMilliseconds(kTimeLimitMillis),
kTimeCheckInterval) {}
protected:
TextRun SetupFont(FontName font_name, const String& text, bool ltr) {
FontDescription::VariantLigatures ligatures(
FontDescription::kEnabledLigaturesState);
font = CreateTestFont(
"TestFont",
test::PlatformTestDataPath(font_path.find(font_name)->value), 100,
&ligatures);
return TextRun(
text, /* xpos */ 0, /* expansion */ 0,
TextRun::kAllowTrailingExpansion | TextRun::kForbidLeadingExpansion,
ltr ? TextDirection::kLtr : TextDirection::kRtl, false);
}
Font font;
HashMap<FontName, String, WTF::IntHash<FontName>> font_path = {
{ahem, "Ahem.woff"},
{amiri, "third_party/Amiri/amiri_arabic.woff2"},
{megalopolis, "third_party/MEgalopolis/MEgalopolisExtra.woff"},
{roboto, "third_party/Roboto/roboto-regular.woff2"},
};
base::LapTimer timer;
};
class OffsetForPositionPerfTest : public ShapeResultPerfTest,
public testing::TestWithParam<float> {
public:
void OffsetForPosition(TextRun& run,
IncludePartialGlyphsOption partial,
BreakGlyphsOption breakopt) {
timer.Reset();
float position = GetParam();
do {
font.OffsetForPosition(run, position, partial, breakopt);
timer.NextLap();
} while (!timer.HasTimeLimitExpired());
}
};
class CharacterRangePerfTest : public ShapeResultPerfTest,
public testing::TestWithParam<int> {
public:
void GetCharacter(TextRun& run) {
timer.Reset();
int endpos = GetParam();
do {
font.SelectionRectForText(run, FloatPoint(), 100, 0, endpos);
timer.NextLap();
} while (!timer.HasTimeLimitExpired());
}
};
TEST_P(OffsetForPositionPerfTest, LTROffsetForPositionFullBreak) {
TextRun run = SetupFont(ahem, "FURACOLO", true);
OffsetForPosition(run, OnlyFullGlyphs, BreakGlyphs);
perf_test::PrintResult("OffsetForPositionPerfTest", " LTR full break", "",
timer.LapsPerSecond(), "runs/s", true);
}
TEST_P(OffsetForPositionPerfTest, LTROffsetForPositionFullDontBreak) {
TextRun run = SetupFont(ahem, "FURACOLO", true);
OffsetForPosition(run, OnlyFullGlyphs, DontBreakGlyphs);
perf_test::PrintResult("OffsetForPositionPerfTest", " LTR full", "",
timer.LapsPerSecond(), "runs/s", true);
}
TEST_P(OffsetForPositionPerfTest, LTROffsetForPositionIncludePartialBreak) {
TextRun run = SetupFont(ahem, "FURACOLO", true);
OffsetForPosition(run, IncludePartialGlyphs, BreakGlyphs);
perf_test::PrintResult("OffsetForPositionPerfTest", " LTR partial break", "",
timer.LapsPerSecond(), "runs/s", true);
}
TEST_P(OffsetForPositionPerfTest, LTROffsetForPositionIncludePartialDontBreak) {
TextRun run = SetupFont(ahem, "FURACOLO", true);
OffsetForPosition(run, IncludePartialGlyphs, DontBreakGlyphs);
perf_test::PrintResult("OffsetForPositionPerfTest", " LTR partial", "",
timer.LapsPerSecond(), "runs/s", true);
}
TEST_P(OffsetForPositionPerfTest, RTLOffsetForPositionFullBreak) {
TextRun run = SetupFont(ahem, "OLOCARUF", false);
OffsetForPosition(run, OnlyFullGlyphs, BreakGlyphs);
perf_test::PrintResult("OffsetForPositionPerfTest", " RTL full break", "",
timer.LapsPerSecond(), "runs/s", true);
}
TEST_P(OffsetForPositionPerfTest, RTLOffsetForPositionFullDontBreak) {
TextRun run = SetupFont(ahem, "OLOCARUF", false);
OffsetForPosition(run, OnlyFullGlyphs, DontBreakGlyphs);
perf_test::PrintResult("OffsetForPositionPerfTest", " RTL full", "",
timer.LapsPerSecond(), "runs/s", true);
}
TEST_P(OffsetForPositionPerfTest, RTLOffsetForPositionIncludePartialBreak) {
TextRun run = SetupFont(ahem, "OLOCARUF", false);
OffsetForPosition(run, IncludePartialGlyphs, BreakGlyphs);
perf_test::PrintResult("OffsetForPositionPerfTest", " RTL partial break", "",
timer.LapsPerSecond(), "runs/s", true);
}
TEST_P(OffsetForPositionPerfTest, RTLOffsetForPositionIncludePartialDontBreak) {
TextRun run = SetupFont(ahem, "OLOCARUF", false);
OffsetForPosition(run, IncludePartialGlyphs, DontBreakGlyphs);
perf_test::PrintResult("OffsetForPositionPerfTest", " RTL partial", "",
timer.LapsPerSecond(), "runs/s", true);
}
INSTANTIATE_TEST_SUITE_P(OffsetForPosition,
OffsetForPositionPerfTest,
testing::Values(0, 10, 60, 100, 200, 350));
TEST_P(CharacterRangePerfTest, LTRCharacterForPosition) {
TextRun run = SetupFont(ahem, "FURACOLO", true);
GetCharacter(run);
perf_test::PrintResult("CharacterRangePerfTest", " LTR", "",
timer.LapsPerSecond(), "runs/s", true);
}
TEST_P(CharacterRangePerfTest, RTLCharacterForPosition) {
TextRun run = SetupFont(ahem, "OLOCARUF", false);
GetCharacter(run);
perf_test::PrintResult("CharacterRangePerfTest", " RTL", "",
timer.LapsPerSecond(), "runs/s", true);
}
INSTANTIATE_TEST_SUITE_P(CharacterRange,
CharacterRangePerfTest,
testing::Values(0, 1, 2, 4, 8));
} // namespace blink
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