1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "minikin/GraphemeBreak.h" 18 19 #include <benchmark/benchmark.h> 20 #include <cutils/log.h> 21 22 #include "UnicodeUtils.h" 23 24 namespace minikin { 25 26 const char* ASCII_TEST_STR = "'L' 'o' 'r' 'e' 'm' ' ' 'i' 'p' 's' 'u' 'm' '.'"; 27 // U+261D: WHITE UP POINTING INDEX 28 // U+1F3FD: EMOJI MODIFIER FITZPATRICK TYPE-4 29 const char* EMOJI_TEST_STR = "U+261D U+1F3FD U+261D U+1F3FD U+261D U+1F3FD U+261D U+1F3FD"; 30 // U+1F1FA: REGIONAL INDICATOR SYMBOL LETTER U 31 // U+1F1F8: REGIONAL INDICATOR SYMBOL LETTER S 32 const char* FLAGS_TEST_STR = "U+1F1FA U+1F1F8 U+1F1FA U+1F1F8 U+1F1FA U+1F1F8"; 33 34 // TODO: Migrate BENCHMARK_CAPTURE for parameterizing. 35 static void BM_GraphemeBreak_Ascii(benchmark::State& state) { 36 size_t result_size; 37 uint16_t buffer[12]; 38 ParseUnicode(buffer, 12, ASCII_TEST_STR, &result_size, nullptr); 39 LOG_ALWAYS_FATAL_IF(result_size != 12); 40 const size_t testIndex = state.range(0); 41 while (state.KeepRunning()) { 42 GraphemeBreak::isGraphemeBreak(nullptr, buffer, 0, result_size, testIndex); 43 } 44 } 45 BENCHMARK(BM_GraphemeBreak_Ascii) 46 ->Arg(0) // Begining of the text. 47 ->Arg(1) // Middle of the text. 48 ->Arg(12); // End of the text. 49 50 static void BM_GraphemeBreak_Emoji(benchmark::State& state) { 51 size_t result_size; 52 uint16_t buffer[12]; 53 ParseUnicode(buffer, 12, EMOJI_TEST_STR, &result_size, nullptr); 54 LOG_ALWAYS_FATAL_IF(result_size != 12); 55 const size_t testIndex = state.range(0); 56 while (state.KeepRunning()) { 57 GraphemeBreak::isGraphemeBreak(nullptr, buffer, 0, result_size, testIndex); 58 } 59 } 60 BENCHMARK(BM_GraphemeBreak_Emoji) 61 ->Arg(1) // Middle of emoji modifier sequence. 62 ->Arg(2) // Middle of the surrogate pairs. 63 ->Arg(3); // After emoji modifier sequence. Here is boundary of grapheme cluster. 64 65 static void BM_GraphemeBreak_Emoji_Flags(benchmark::State& state) { 66 size_t result_size; 67 uint16_t buffer[12]; 68 ParseUnicode(buffer, 12, FLAGS_TEST_STR, &result_size, nullptr); 69 LOG_ALWAYS_FATAL_IF(result_size != 12); 70 const size_t testIndex = state.range(0); 71 while (state.KeepRunning()) { 72 GraphemeBreak::isGraphemeBreak(nullptr, buffer, 0, result_size, testIndex); 73 } 74 } 75 BENCHMARK(BM_GraphemeBreak_Emoji_Flags) 76 ->Arg(2) // Middle of flag sequence. 77 ->Arg(4) // After flag sequence. Here is boundary of grapheme cluster. 78 ->Arg(10); // Middle of 3rd flag sequence. 79 80 } // namespace minikin 81
