test/ethread_test.cc - aom - Git at Google

 /*
  * Copyright (c) 2016, Alliance for Open Media. All rights reserved
  *
  * This source code is subject to the terms of the BSD 2 Clause License and
  * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
  * was not distributed with this source code in the LICENSE file, you can
  * obtain it at www.aomedia.org/license/software. If the Alliance for Open
  * Media Patent License 1.0 was not distributed with this source code in the
  * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
  */

 #include <string>
 #include <vector>
 #include "third_party/googletest/src/googletest/include/gtest/gtest.h"
 #include "test/codec_factory.h"
 #include "test/encode_test_driver.h"
 #include "test/md5_helper.h"
 #include "test/util.h"
 #include "test/yuv_video_source.h"

 namespace {
 class AVxEncoderThreadTest
     : public ::libaom_test::CodecTestWith5Params<libaom_test::TestMode, int,
                                                  int, int, int>,
       public ::libaom_test::EncoderTest {
  protected:
   AVxEncoderThreadTest()
       : EncoderTest(GET_PARAM(0)), encoder_initialized_(false),
         encoding_mode_(GET_PARAM(1)), set_cpu_used_(GET_PARAM(2)),
         tile_cols_(GET_PARAM(3)), tile_rows_(GET_PARAM(4)),
         row_mt_(GET_PARAM(5)) {
     init_flags_ = AOM_CODEC_USE_PSNR;
     aom_codec_dec_cfg_t cfg = aom_codec_dec_cfg_t();
     cfg.w = 1280;
     cfg.h = 720;
     cfg.allow_lowbitdepth = 1;
     decoder_ = codec_->CreateDecoder(cfg, 0);
     if (decoder_->IsAV1()) {
       decoder_->Control(AV1_SET_DECODE_TILE_ROW, -1);
       decoder_->Control(AV1_SET_DECODE_TILE_COL, -1);
     }

     size_enc_.clear();
     md5_dec_.clear();
     md5_enc_.clear();
   }
   virtual ~AVxEncoderThreadTest() { delete decoder_; }

   virtual void SetUp() {
     InitializeConfig();
     SetMode(encoding_mode_);

     if (encoding_mode_ != ::libaom_test::kRealTime) {
       cfg_.g_lag_in_frames = 5;
       cfg_.rc_end_usage = AOM_VBR;
       cfg_.rc_2pass_vbr_minsection_pct = 5;
       cfg_.rc_2pass_vbr_maxsection_pct = 2000;
     } else {
       cfg_.g_lag_in_frames = 0;
       cfg_.rc_end_usage = AOM_CBR;
       cfg_.g_error_resilient = 1;
     }
     cfg_.rc_max_quantizer = 56;
     cfg_.rc_min_quantizer = 0;
   }

   virtual void BeginPassHook(unsigned int /*pass*/) {
     encoder_initialized_ = false;
   }

   virtual void PreEncodeFrameHook(::libaom_test::VideoSource * /*video*/,
                                   ::libaom_test::Encoder *encoder) {
     if (!encoder_initialized_) {
       SetTileSize(encoder);
       encoder->Control(AOME_SET_CPUUSED, set_cpu_used_);
       encoder->Control(AV1E_SET_ROW_MT, row_mt_);
       if (encoding_mode_ != ::libaom_test::kRealTime) {
         encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
         encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
         encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
         encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 0);
       } else {
         encoder->Control(AOME_SET_ENABLEAUTOALTREF, 0);
         encoder->Control(AV1E_SET_AQ_MODE, 3);
       }
       encoder_initialized_ = true;
     }
   }

   virtual void SetTileSize(libaom_test::Encoder *encoder) {
     encoder->Control(AV1E_SET_TILE_COLUMNS, tile_cols_);
     encoder->Control(AV1E_SET_TILE_ROWS, tile_rows_);
   }

   virtual void FramePktHook(const aom_codec_cx_pkt_t *pkt) {
     size_enc_.push_back(pkt->data.frame.sz);

     ::libaom_test::MD5 md5_enc;
     md5_enc.Add(reinterpret_cast<uint8_t *>(pkt->data.frame.buf),
                 pkt->data.frame.sz);
     md5_enc_.push_back(md5_enc.Get());

     const aom_codec_err_t res = decoder_->DecodeFrame(
         reinterpret_cast<uint8_t *>(pkt->data.frame.buf), pkt->data.frame.sz);
     if (res != AOM_CODEC_OK) {
       abort_ = true;
       ASSERT_EQ(AOM_CODEC_OK, res);
     }
     const aom_image_t *img = decoder_->GetDxData().Next();

     if (img) {
       ::libaom_test::MD5 md5_res;
       md5_res.Add(img);
       md5_dec_.push_back(md5_res.Get());
     }
   }

   void DoTest() {
     ::libaom_test::YUVVideoSource video(
         "niklas_640_480_30.yuv", AOM_IMG_FMT_I420, 640, 480, 30, 1, 15, 21);
     cfg_.rc_target_bitrate = 1000;

     if (row_mt_ == 0) {
       // Encode using single thread.
       cfg_.g_threads = 1;
       init_flags_ = AOM_CODEC_USE_PSNR;
       ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
       std::vector<size_t> single_thr_size_enc;
       std::vector<std::string> single_thr_md5_enc;
       std::vector<std::string> single_thr_md5_dec;
       single_thr_size_enc = size_enc_;
       single_thr_md5_enc = md5_enc_;
       single_thr_md5_dec = md5_dec_;
       size_enc_.clear();
       md5_enc_.clear();
       md5_dec_.clear();

       // Encode using multiple threads.
       cfg_.g_threads = 4;
       ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
       std::vector<size_t> multi_thr_size_enc;
       std::vector<std::string> multi_thr_md5_enc;
       std::vector<std::string> multi_thr_md5_dec;
       multi_thr_size_enc = size_enc_;
       multi_thr_md5_enc = md5_enc_;
       multi_thr_md5_dec = md5_dec_;
       size_enc_.clear();
       md5_enc_.clear();
       md5_dec_.clear();

       // Check that the vectors are equal.
       ASSERT_EQ(single_thr_size_enc, multi_thr_size_enc);
       ASSERT_EQ(single_thr_md5_enc, multi_thr_md5_enc);
       ASSERT_EQ(single_thr_md5_dec, multi_thr_md5_dec);
     } else if (row_mt_ == 1) {
       // Encode using multiple threads row-mt enabled.
       cfg_.g_threads = 2;
       ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
       std::vector<size_t> multi_thr2_row_mt_size_enc;
       std::vector<std::string> multi_thr2_row_mt_md5_enc;
       std::vector<std::string> multi_thr2_row_mt_md5_dec;
       multi_thr2_row_mt_size_enc = size_enc_;
       multi_thr2_row_mt_md5_enc = md5_enc_;
       multi_thr2_row_mt_md5_dec = md5_dec_;
       size_enc_.clear();
       md5_enc_.clear();
       md5_dec_.clear();

       // Disable threads=3 test for now to reduce the time so that the nightly
       // test would not time out.
       // cfg_.g_threads = 3;
       // ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
       // std::vector<size_t> multi_thr3_row_mt_size_enc;
       // std::vector<std::string> multi_thr3_row_mt_md5_enc;
       // std::vector<std::string> multi_thr3_row_mt_md5_dec;
       // multi_thr3_row_mt_size_enc = size_enc_;
       // multi_thr3_row_mt_md5_enc = md5_enc_;
       // multi_thr3_row_mt_md5_dec = md5_dec_;
       // size_enc_.clear();
       // md5_enc_.clear();
       // md5_dec_.clear();
       // Check that the vectors are equal.
       // ASSERT_EQ(multi_thr3_row_mt_size_enc, multi_thr2_row_mt_size_enc);
       // ASSERT_EQ(multi_thr3_row_mt_md5_enc, multi_thr2_row_mt_md5_enc);
       // ASSERT_EQ(multi_thr3_row_mt_md5_dec, multi_thr2_row_mt_md5_dec);

       cfg_.g_threads = 4;
       ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
       std::vector<size_t> multi_thr4_row_mt_size_enc;
       std::vector<std::string> multi_thr4_row_mt_md5_enc;
       std::vector<std::string> multi_thr4_row_mt_md5_dec;
       multi_thr4_row_mt_size_enc = size_enc_;
       multi_thr4_row_mt_md5_enc = md5_enc_;
       multi_thr4_row_mt_md5_dec = md5_dec_;
       size_enc_.clear();
       md5_enc_.clear();
       md5_dec_.clear();

       // Check that the vectors are equal.
       ASSERT_EQ(multi_thr4_row_mt_size_enc, multi_thr2_row_mt_size_enc);
       ASSERT_EQ(multi_thr4_row_mt_md5_enc, multi_thr2_row_mt_md5_enc);
       ASSERT_EQ(multi_thr4_row_mt_md5_dec, multi_thr2_row_mt_md5_dec);
     }
   }

   bool encoder_initialized_;
   ::libaom_test::TestMode encoding_mode_;
   int set_cpu_used_;
   int tile_cols_;
   int tile_rows_;
   int row_mt_;
   ::libaom_test::Decoder *decoder_;
   std::vector<size_t> size_enc_;
   std::vector<std::string> md5_enc_;
   std::vector<std::string> md5_dec_;
 };

 TEST_P(AVxEncoderThreadTest, EncoderResultTest) {
   cfg_.large_scale_tile = 0;
   decoder_->Control(AV1_SET_TILE_MODE, 0);
   DoTest();
 }

 class AVxEncoderThreadTestLarge : public AVxEncoderThreadTest {};

 TEST_P(AVxEncoderThreadTestLarge, EncoderResultTest) {
   cfg_.large_scale_tile = 0;
   decoder_->Control(AV1_SET_TILE_MODE, 0);
   DoTest();
 }

 // For AV1, only test speed 0 to 3.
 // Here test cpu_used 2 and 3
 AV1_INSTANTIATE_TEST_CASE(AVxEncoderThreadTest,
                           ::testing::Values(::libaom_test::kTwoPassGood),
                           ::testing::Range(2, 4), ::testing::Values(0, 2),
                           ::testing::Values(0, 1), ::testing::Values(0, 1));

 // Test cpu_used 0 and 1.
 AV1_INSTANTIATE_TEST_CASE(AVxEncoderThreadTestLarge,
                           ::testing::Values(::libaom_test::kTwoPassGood,
                                             ::libaom_test::kOnePassGood),
                           ::testing::Range(0, 2), ::testing::Values(0, 1, 2, 6),
                           ::testing::Values(0, 1, 2, 6),
                           ::testing::Values(0, 1));

 class AVxEncoderThreadLSTest : public AVxEncoderThreadTest {
   virtual void SetTileSize(libaom_test::Encoder *encoder) {
     encoder->Control(AV1E_SET_TILE_COLUMNS, tile_cols_);
     encoder->Control(AV1E_SET_TILE_ROWS, tile_rows_);
   }
 };

 TEST_P(AVxEncoderThreadLSTest, EncoderResultTest) {
   cfg_.large_scale_tile = 1;
   decoder_->Control(AV1_SET_TILE_MODE, 1);
   decoder_->Control(AV1D_EXT_TILE_DEBUG, 1);
   DoTest();
 }

 class AVxEncoderThreadLSTestLarge : public AVxEncoderThreadLSTest {};

 TEST_P(AVxEncoderThreadLSTestLarge, EncoderResultTest) {
   cfg_.large_scale_tile = 1;
   decoder_->Control(AV1_SET_TILE_MODE, 1);
   decoder_->Control(AV1D_EXT_TILE_DEBUG, 1);
   DoTest();
 }

 AV1_INSTANTIATE_TEST_CASE(AVxEncoderThreadLSTestLarge,
                           ::testing::Values(::libaom_test::kTwoPassGood,
                                             ::libaom_test::kOnePassGood),
                           ::testing::Range(0, 4), ::testing::Values(0, 6),
                           ::testing::Values(0, 6), ::testing::Values(0, 1));
 }  // namespace
	/*
	* Copyright (c) 2016, Alliance for Open Media. All rights reserved
	*
	* This source code is subject to the terms of the BSD 2 Clause License and
	* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
	* was not distributed with this source code in the LICENSE file, you can
	* obtain it at www.aomedia.org/license/software. If the Alliance for Open
	* Media Patent License 1.0 was not distributed with this source code in the
	* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
	*/

	#include <string>
	#include <vector>
	#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
	#include "test/codec_factory.h"
	#include "test/encode_test_driver.h"
	#include "test/md5_helper.h"
	#include "test/util.h"
	#include "test/yuv_video_source.h"

	namespace {
	class AVxEncoderThreadTest
	: public ::libaom_test::CodecTestWith5Params<libaom_test::TestMode, int,
	int, int, int>,
	public ::libaom_test::EncoderTest {
	protected:
	AVxEncoderThreadTest()
	: EncoderTest(GET_PARAM(0)), encoder_initialized_(false),
	encoding_mode_(GET_PARAM(1)), set_cpu_used_(GET_PARAM(2)),
	tile_cols_(GET_PARAM(3)), tile_rows_(GET_PARAM(4)),
	row_mt_(GET_PARAM(5)) {
	init_flags_ = AOM_CODEC_USE_PSNR;
	aom_codec_dec_cfg_t cfg = aom_codec_dec_cfg_t();
	cfg.w = 1280;
	cfg.h = 720;
	cfg.allow_lowbitdepth = 1;
	decoder_ = codec_->CreateDecoder(cfg, 0);
	if (decoder_->IsAV1()) {
	decoder_->Control(AV1_SET_DECODE_TILE_ROW, -1);
	decoder_->Control(AV1_SET_DECODE_TILE_COL, -1);
	}

	size_enc_.clear();
	md5_dec_.clear();
	md5_enc_.clear();
	}
	virtual ~AVxEncoderThreadTest() { delete decoder_; }

	virtual void SetUp() {
	InitializeConfig();
	SetMode(encoding_mode_);

	if (encoding_mode_ != ::libaom_test::kRealTime) {
	cfg_.g_lag_in_frames = 5;
	cfg_.rc_end_usage = AOM_VBR;
	cfg_.rc_2pass_vbr_minsection_pct = 5;
	cfg_.rc_2pass_vbr_maxsection_pct = 2000;
	} else {
	cfg_.g_lag_in_frames = 0;
	cfg_.rc_end_usage = AOM_CBR;
	cfg_.g_error_resilient = 1;
	}
	cfg_.rc_max_quantizer = 56;
	cfg_.rc_min_quantizer = 0;
	}

	virtual void BeginPassHook(unsigned int /pass/) {
	encoder_initialized_ = false;
	}

	virtual void PreEncodeFrameHook(::libaom_test::VideoSource * /video/,
	::libaom_test::Encoder *encoder) {
	if (!encoder_initialized_) {
	SetTileSize(encoder);
	encoder->Control(AOME_SET_CPUUSED, set_cpu_used_);
	encoder->Control(AV1E_SET_ROW_MT, row_mt_);
	if (encoding_mode_ != ::libaom_test::kRealTime) {
	encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
	encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
	encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
	encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 0);
	} else {
	encoder->Control(AOME_SET_ENABLEAUTOALTREF, 0);
	encoder->Control(AV1E_SET_AQ_MODE, 3);
	}
	encoder_initialized_ = true;
	}
	}

	virtual void SetTileSize(libaom_test::Encoder *encoder) {
	encoder->Control(AV1E_SET_TILE_COLUMNS, tile_cols_);
	encoder->Control(AV1E_SET_TILE_ROWS, tile_rows_);
	}

	virtual void FramePktHook(const aom_codec_cx_pkt_t *pkt) {
	size_enc_.push_back(pkt->data.frame.sz);

	::libaom_test::MD5 md5_enc;
	md5_enc.Add(reinterpret_cast<uint8_t *>(pkt->data.frame.buf),
	pkt->data.frame.sz);
	md5_enc_.push_back(md5_enc.Get());

	const aom_codec_err_t res = decoder_->DecodeFrame(
	reinterpret_cast<uint8_t *>(pkt->data.frame.buf), pkt->data.frame.sz);
	if (res != AOM_CODEC_OK) {
	abort_ = true;
	ASSERT_EQ(AOM_CODEC_OK, res);
	}
	const aom_image_t *img = decoder_->GetDxData().Next();

	if (img) {
	::libaom_test::MD5 md5_res;
	md5_res.Add(img);
	md5_dec_.push_back(md5_res.Get());
	}
	}

	void DoTest() {
	::libaom_test::YUVVideoSource video(
	"niklas_640_480_30.yuv", AOM_IMG_FMT_I420, 640, 480, 30, 1, 15, 21);
	cfg_.rc_target_bitrate = 1000;

	if (row_mt_ == 0) {
	// Encode using single thread.
	cfg_.g_threads = 1;
	init_flags_ = AOM_CODEC_USE_PSNR;
	ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
	std::vector<size_t> single_thr_size_enc;
	std::vector<std::string> single_thr_md5_enc;
	std::vector<std::string> single_thr_md5_dec;
	single_thr_size_enc = size_enc_;
	single_thr_md5_enc = md5_enc_;
	single_thr_md5_dec = md5_dec_;
	size_enc_.clear();
	md5_enc_.clear();
	md5_dec_.clear();

	// Encode using multiple threads.
	cfg_.g_threads = 4;
	ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
	std::vector<size_t> multi_thr_size_enc;
	std::vector<std::string> multi_thr_md5_enc;
	std::vector<std::string> multi_thr_md5_dec;
	multi_thr_size_enc = size_enc_;
	multi_thr_md5_enc = md5_enc_;
	multi_thr_md5_dec = md5_dec_;
	size_enc_.clear();
	md5_enc_.clear();
	md5_dec_.clear();

	// Check that the vectors are equal.
	ASSERT_EQ(single_thr_size_enc, multi_thr_size_enc);
	ASSERT_EQ(single_thr_md5_enc, multi_thr_md5_enc);
	ASSERT_EQ(single_thr_md5_dec, multi_thr_md5_dec);
	} else if (row_mt_ == 1) {
	// Encode using multiple threads row-mt enabled.
	cfg_.g_threads = 2;
	ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
	std::vector<size_t> multi_thr2_row_mt_size_enc;
	std::vector<std::string> multi_thr2_row_mt_md5_enc;
	std::vector<std::string> multi_thr2_row_mt_md5_dec;
	multi_thr2_row_mt_size_enc = size_enc_;
	multi_thr2_row_mt_md5_enc = md5_enc_;
	multi_thr2_row_mt_md5_dec = md5_dec_;
	size_enc_.clear();
	md5_enc_.clear();
	md5_dec_.clear();

	// Disable threads=3 test for now to reduce the time so that the nightly
	// test would not time out.
	// cfg_.g_threads = 3;
	// ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
	// std::vector<size_t> multi_thr3_row_mt_size_enc;
	// std::vector<std::string> multi_thr3_row_mt_md5_enc;
	// std::vector<std::string> multi_thr3_row_mt_md5_dec;
	// multi_thr3_row_mt_size_enc = size_enc_;
	// multi_thr3_row_mt_md5_enc = md5_enc_;
	// multi_thr3_row_mt_md5_dec = md5_dec_;
	// size_enc_.clear();
	// md5_enc_.clear();
	// md5_dec_.clear();
	// Check that the vectors are equal.
	// ASSERT_EQ(multi_thr3_row_mt_size_enc, multi_thr2_row_mt_size_enc);
	// ASSERT_EQ(multi_thr3_row_mt_md5_enc, multi_thr2_row_mt_md5_enc);
	// ASSERT_EQ(multi_thr3_row_mt_md5_dec, multi_thr2_row_mt_md5_dec);

	cfg_.g_threads = 4;
	ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
	std::vector<size_t> multi_thr4_row_mt_size_enc;
	std::vector<std::string> multi_thr4_row_mt_md5_enc;
	std::vector<std::string> multi_thr4_row_mt_md5_dec;
	multi_thr4_row_mt_size_enc = size_enc_;
	multi_thr4_row_mt_md5_enc = md5_enc_;
	multi_thr4_row_mt_md5_dec = md5_dec_;
	size_enc_.clear();
	md5_enc_.clear();
	md5_dec_.clear();

	// Check that the vectors are equal.
	ASSERT_EQ(multi_thr4_row_mt_size_enc, multi_thr2_row_mt_size_enc);
	ASSERT_EQ(multi_thr4_row_mt_md5_enc, multi_thr2_row_mt_md5_enc);
	ASSERT_EQ(multi_thr4_row_mt_md5_dec, multi_thr2_row_mt_md5_dec);
	}
	}

	bool encoder_initialized_;
	::libaom_test::TestMode encoding_mode_;
	int set_cpu_used_;
	int tile_cols_;
	int tile_rows_;
	int row_mt_;
	::libaom_test::Decoder *decoder_;
	std::vector<size_t> size_enc_;
	std::vector<std::string> md5_enc_;
	std::vector<std::string> md5_dec_;
	};

	TEST_P(AVxEncoderThreadTest, EncoderResultTest) {
	cfg_.large_scale_tile = 0;
	decoder_->Control(AV1_SET_TILE_MODE, 0);
	DoTest();
	}

	class AVxEncoderThreadTestLarge : public AVxEncoderThreadTest {};

	TEST_P(AVxEncoderThreadTestLarge, EncoderResultTest) {
	cfg_.large_scale_tile = 0;
	decoder_->Control(AV1_SET_TILE_MODE, 0);
	DoTest();
	}

	// For AV1, only test speed 0 to 3.
	// Here test cpu_used 2 and 3
	AV1_INSTANTIATE_TEST_CASE(AVxEncoderThreadTest,
	::testing::Values(::libaom_test::kTwoPassGood),
	::testing::Range(2, 4), ::testing::Values(0, 2),
	::testing::Values(0, 1), ::testing::Values(0, 1));

	// Test cpu_used 0 and 1.
	AV1_INSTANTIATE_TEST_CASE(AVxEncoderThreadTestLarge,
	::testing::Values(::libaom_test::kTwoPassGood,
	::libaom_test::kOnePassGood),
	::testing::Range(0, 2), ::testing::Values(0, 1, 2, 6),
	::testing::Values(0, 1, 2, 6),
	::testing::Values(0, 1));

	class AVxEncoderThreadLSTest : public AVxEncoderThreadTest {
	virtual void SetTileSize(libaom_test::Encoder *encoder) {
	encoder->Control(AV1E_SET_TILE_COLUMNS, tile_cols_);
	encoder->Control(AV1E_SET_TILE_ROWS, tile_rows_);
	}
	};

	TEST_P(AVxEncoderThreadLSTest, EncoderResultTest) {
	cfg_.large_scale_tile = 1;
	decoder_->Control(AV1_SET_TILE_MODE, 1);
	decoder_->Control(AV1D_EXT_TILE_DEBUG, 1);
	DoTest();
	}

	class AVxEncoderThreadLSTestLarge : public AVxEncoderThreadLSTest {};

	TEST_P(AVxEncoderThreadLSTestLarge, EncoderResultTest) {
	cfg_.large_scale_tile = 1;
	decoder_->Control(AV1_SET_TILE_MODE, 1);
	decoder_->Control(AV1D_EXT_TILE_DEBUG, 1);
	DoTest();
	}

	AV1_INSTANTIATE_TEST_CASE(AVxEncoderThreadLSTestLarge,
	::testing::Values(::libaom_test::kTwoPassGood,
	::libaom_test::kOnePassGood),
	::testing::Range(0, 4), ::testing::Values(0, 6),
	::testing::Values(0, 6), ::testing::Values(0, 1));
	} // namespace