chromium/third_party/blink/renderer/platform/testing/shaping_line_breaker_perf_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 "third_party/blink/renderer/platform/fonts/shaping/shaping_line_breaker.h"

#include <unicode/uscript.h>

#include "base/time/time.h"
#include "base/timer/lap_timer.h"
#include "third_party/blink/renderer/platform/fonts/font.h"
#include "third_party/blink/renderer/platform/fonts/font_cache.h"
#include "third_party/blink/renderer/platform/fonts/font_test_utilities.h"
#include "third_party/blink/renderer/platform/fonts/shaping/shape_result_test_info.h"
#include "third_party/blink/renderer/platform/fonts/shaping/shape_result_view.h"
#include "third_party/blink/renderer/platform/text/text_break_iterator.h"
#include "third_party/blink/renderer/platform/text/text_run.h"

#include "testing/gtest/include/gtest/gtest.h"
#include "testing/perf/perf_result_reporter.h"

namespace blink {
namespace {

static const int kTimeLimitMillis = …;
static const int kWarmupRuns = …;
static const int kTimeCheckInterval = …;

constexpr char kMetricPrefixShapingLineBreaker[] = …;
constexpr char kMetricThroughput[] = …;

perf_test::PerfResultReporter SetUpReporter(const std::string& story) { … }

class HarfBuzzShapingLineBreaker : public ShapingLineBreaker { … };

LayoutUnit ShapeText(ShapingLineBreaker* breaker,
                     LayoutUnit available_space,
                     unsigned string_length) { … }

}  // anonymous namespace

class ShapingLineBreakerPerfTest : public testing::Test { … };

TEST_F(ShapingLineBreakerPerfTest, ShapeLatinText) { … }

}  // namespace blink