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/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "minikin/GraphemeBreak.h"
#include <benchmark/benchmark.h>
#include <cutils/log.h>
#include "UnicodeUtils.h"
namespace minikin {
const char* ASCII_TEST_STR = "'L' 'o' 'r' 'e' 'm' ' ' 'i' 'p' 's' 'u' 'm' '.'";
// U+261D: WHITE UP POINTING INDEX
// U+1F3FD: EMOJI MODIFIER FITZPATRICK TYPE-4
const char* EMOJI_TEST_STR = "U+261D U+1F3FD U+261D U+1F3FD U+261D U+1F3FD U+261D U+1F3FD";
// U+1F1FA: REGIONAL INDICATOR SYMBOL LETTER U
// U+1F1F8: REGIONAL INDICATOR SYMBOL LETTER S
const char* FLAGS_TEST_STR = "U+1F1FA U+1F1F8 U+1F1FA U+1F1F8 U+1F1FA U+1F1F8";
// TODO: Migrate BENCHMARK_CAPTURE for parameterizing.
static void BM_GraphemeBreak_Ascii(benchmark::State& state) {
size_t result_size;
uint16_t buffer[12];
ParseUnicode(buffer, 12, ASCII_TEST_STR, &result_size, nullptr);
LOG_ALWAYS_FATAL_IF(result_size != 12);
const size_t testIndex = state.range(0);
while (state.KeepRunning()) {
GraphemeBreak::isGraphemeBreak(nullptr, buffer, 0, result_size, testIndex);
}
}
BENCHMARK(BM_GraphemeBreak_Ascii)
->Arg(0) // Begining of the text.
->Arg(1) // Middle of the text.
->Arg(12); // End of the text.
static void BM_GraphemeBreak_Emoji(benchmark::State& state) {
size_t result_size;
uint16_t buffer[12];
ParseUnicode(buffer, 12, EMOJI_TEST_STR, &result_size, nullptr);
LOG_ALWAYS_FATAL_IF(result_size != 12);
const size_t testIndex = state.range(0);
while (state.KeepRunning()) {
GraphemeBreak::isGraphemeBreak(nullptr, buffer, 0, result_size, testIndex);
}
}
BENCHMARK(BM_GraphemeBreak_Emoji)
->Arg(1) // Middle of emoji modifier sequence.
->Arg(2) // Middle of the surrogate pairs.
->Arg(3); // After emoji modifier sequence. Here is boundary of grapheme cluster.
static void BM_GraphemeBreak_Emoji_Flags(benchmark::State& state) {
size_t result_size;
uint16_t buffer[12];
ParseUnicode(buffer, 12, FLAGS_TEST_STR, &result_size, nullptr);
LOG_ALWAYS_FATAL_IF(result_size != 12);
const size_t testIndex = state.range(0);
while (state.KeepRunning()) {
GraphemeBreak::isGraphemeBreak(nullptr, buffer, 0, result_size, testIndex);
}
}
BENCHMARK(BM_GraphemeBreak_Emoji_Flags)
->Arg(2) // Middle of flag sequence.
->Arg(4) // After flag sequence. Here is boundary of grapheme cluster.
->Arg(10); // Middle of 3rd flag sequence.
} // namespace minikin