tests/mimeUri_test.cpp - platform/frameworks/wilhelm - Gitiles

 /*
  * Copyright (C) 2010 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.
  */

 /*
  * Copyright (c) 2009 The Khronos Group Inc.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of this
  * software and /or associated documentation files (the "Materials "), to deal in the
  * Materials without restriction, including without limitation the rights to use, copy,
  * modify, merge, publish, distribute, sublicense, and/or sell copies of the Materials,
  * and to permit persons to whom the Materials are furnished to do so, subject to
  * the following conditions:
  *
  * The above copyright notice and this permission notice shall be included
  * in all copies or substantial portions of the Materials.
  *
  * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE MATERIALS OR THE USE OR OTHER DEALINGS IN THE
  * MATERIALS.
  */

 #define LOG_NDEBUG 0
 #define LOG_TAG "slesTestPlayUri"

 #include <utils/Log.h>
 #include <getopt.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
 #include <unistd.h>
 #include <sys/time.h>
 #include <gtest/gtest.h>
 #include <SLES/OpenSLES.h>


 #define MAX_NUMBER_INTERFACES 3
 #define MAX_NUMBER_OUTPUT_DEVICES 6

 //The expected playback duration
 const int MP3_DURATION = 71030; //71 secs


 //-----------------------------------------------------------------
 /* Checks for error. If any errors exit the application! */
 void CheckErr( SLresult res )
 {
     if ( res != SL_RESULT_SUCCESS )  {
         fprintf(stderr, "%u SL failure, exiting\n", res);
         //Fail the test case
         ASSERT_TRUE(false);
     }
 }

 //-----------------------------------------------------------------
 /* PrefetchStatusItf callback for an audio player */
 void PrefetchEventCallback( SLPrefetchStatusItf caller,  void *pContext __unused, SLuint32 event)
 {
     SLpermille level = 0;
     (*caller)->GetFillLevel(caller, &level);
     SLuint32 status;
     fprintf(stdout, "\t\tPrefetchEventCallback: received event %u\n", event);
     (*caller)->GetPrefetchStatus(caller, &status);
     if ((event & (SL_PREFETCHEVENT_STATUSCHANGE|SL_PREFETCHEVENT_FILLLEVELCHANGE))
             && (level == 0) && (status == SL_PREFETCHSTATUS_UNDERFLOW)) {
         fprintf(stderr, "\t\tPrefetchEventCallback: Error while prefetching data, exiting\n");
         ASSERT_TRUE(false);
     }
     if (event & SL_PREFETCHEVENT_FILLLEVELCHANGE) {
         fprintf(stdout, "\t\tPrefetchEventCallback: Buffer fill level is = %d\n", level);
     }
     if (event & SL_PREFETCHEVENT_STATUSCHANGE) {
         fprintf(stdout, "\t\tPrefetchEventCallback: Prefetch Status is = %u\n", status);
     }

 }


 //-----------------------------------------------------------------

 /* Play some music from a URI  */
 void TestPlayUri( SLObjectItf sl, const char* path)
 {
     SLEngineItf                EngineItf;

     SLresult                   res;

     SLDataSource               audioSource;
     SLDataLocator_URI          uri;
     SLDataFormat_MIME          mime;

     SLDataSink                 audioSink;
     SLDataLocator_OutputMix    locator_outputmix;

     SLObjectItf                player;
     SLPlayItf                  playItf;
     SLVolumeItf                volItf;
     SLPrefetchStatusItf        prefetchItf;

     SLObjectItf                OutputMix;

     SLboolean required[MAX_NUMBER_INTERFACES];
     SLInterfaceID iidArray[MAX_NUMBER_INTERFACES];

     /* Get the SL Engine Interface which is implicit */
     res = (*sl)->GetInterface(sl, SL_IID_ENGINE, (void*)&EngineItf);
     CheckErr(res);

     /* Initialize arrays required[] and iidArray[] */
     for (int i=0 ; i < MAX_NUMBER_INTERFACES ; i++) {
         required[i] = SL_BOOLEAN_FALSE;
         iidArray[i] = SL_IID_NULL;
     }

     // Set arrays required[] and iidArray[] for VOLUME and PREFETCHSTATUS interface
     required[0] = SL_BOOLEAN_TRUE;
     iidArray[0] = SL_IID_VOLUME;
     required[1] = SL_BOOLEAN_TRUE;
     iidArray[1] = SL_IID_PREFETCHSTATUS;
     // Create Output Mix object to be used by player
     res = (*EngineItf)->CreateOutputMix(EngineItf, &OutputMix, 0,
             iidArray, required); CheckErr(res);

     // Realizing the Output Mix object in synchronous mode.
     res = (*OutputMix)->Realize(OutputMix, SL_BOOLEAN_FALSE);
     CheckErr(res);

     /* Setup the data source structure for the URI */
     uri.locatorType = SL_DATALOCATOR_URI;
     uri.URI         =  (SLchar*) path;
     mime.formatType    = SL_DATAFORMAT_MIME;
     mime.mimeType      = (SLchar*)NULL;
     mime.containerType = SL_CONTAINERTYPE_UNSPECIFIED;

     audioSource.pFormat      = (void *)&mime;
     audioSource.pLocator     = (void *)&uri;

     /* Setup the data sink structure */
     locator_outputmix.locatorType   = SL_DATALOCATOR_OUTPUTMIX;
     locator_outputmix.outputMix    = OutputMix;
     audioSink.pLocator           = (void *)&locator_outputmix;
     audioSink.pFormat            = NULL;

     /* Create the audio player */
     res = (*EngineItf)->CreateAudioPlayer(EngineItf, &player,
             &audioSource, &audioSink, 2, iidArray, required); CheckErr(res);

     /* Realizing the player in synchronous mode. */
     res = (*player)->Realize(player, SL_BOOLEAN_FALSE); CheckErr(res);

     /* Get interfaces */
     res = (*player)->GetInterface(player, SL_IID_PLAY, (void*)&playItf);
     CheckErr(res);

     res = (*player)->GetInterface(player, SL_IID_VOLUME,  (void*)&volItf);
     CheckErr(res);

     res = (*player)->GetInterface(player, SL_IID_PREFETCHSTATUS, (void*)&prefetchItf);
     CheckErr(res);
     res = (*prefetchItf)->RegisterCallback(prefetchItf, PrefetchEventCallback, &prefetchItf);
     CheckErr(res);
     res = (*prefetchItf)->SetCallbackEventsMask(prefetchItf,
             SL_PREFETCHEVENT_FILLLEVELCHANGE | SL_PREFETCHEVENT_STATUSCHANGE);

     /* Display duration */
     SLmillisecond durationInMsec = SL_TIME_UNKNOWN;
     res = (*playItf)->GetDuration(playItf, &durationInMsec);
     CheckErr(res);

     /* Set the player volume */
     res = (*volItf)->SetVolumeLevel( volItf, -300);
     CheckErr(res);

     /* Play the URI */
     /*     first cause the player to prefetch the data */
     res = (*playItf)->SetPlayState( playItf, SL_PLAYSTATE_PAUSED );
     CheckErr(res);

     /*     wait until there's data to play */
     //SLpermille fillLevel = 0;
     SLuint32 prefetchStatus = SL_PREFETCHSTATUS_UNDERFLOW;
     SLuint32 timeOutIndex = 100; // 10s
     while ((prefetchStatus != SL_PREFETCHSTATUS_SUFFICIENTDATA) && (timeOutIndex > 0)) {
         usleep(100 * 1000);
         (*prefetchItf)->GetPrefetchStatus(prefetchItf, &prefetchStatus);
         timeOutIndex--;
     }

     if (timeOutIndex == 0) {
         fprintf(stderr, "Error: Failed to prefetch data in time, exiting\n");
         ASSERT_TRUE(false);
        // goto destroyRes;
     }

     /* Display duration again, */
     res = (*playItf)->GetDuration(playItf, &durationInMsec);
     CheckErr(res);
     if (durationInMsec == SL_TIME_UNKNOWN) {
         fprintf(stderr, "Error: GetDuration returned SL_TIME_UNKNOWN (after prefetch completed)\n");
         ASSERT_TRUE(false);
     }
     SLint32 durationDiffMsec = durationInMsec - MP3_DURATION;
     if (durationDiffMsec < 0) { durationDiffMsec *= -1; }
     if (durationDiffMsec > (MP3_DURATION/20)) {
         fprintf(stderr, "Error: GetDuration returned %d, more than 5percent off from expected %d\n",
                 durationInMsec, MP3_DURATION);
         ASSERT_TRUE(false);
     }

     res = (*playItf)->SetPlayState( playItf, SL_PLAYSTATE_PLAYING );
     CheckErr(res);

     /* Play for the song duration*/
     usleep(MP3_DURATION * 1000);

     /* Validate the play position*/
     SLmillisecond currentPositionInMsec = SL_TIME_UNKNOWN;
            res = (*playItf)->GetPosition(playItf, &currentPositionInMsec);
            CheckErr(res);
     if (currentPositionInMsec == SL_TIME_UNKNOWN) {
       fprintf(stderr, "Error: GetPosition returns SL_TIME_UNKNOWN after expected duration\n");
       ASSERT_TRUE(false);
     } else if ( currentPositionInMsec <= 0 ||
         currentPositionInMsec > (MP3_DURATION * 1.1) ){
         fprintf(stderr, "Error: GetPosition returns %i, should be expected duration for test\n",
                 (int) currentPositionInMsec);
         ASSERT_TRUE(false);
     }

     /* Make sure player is stopped */
     res = (*playItf)->SetPlayState(playItf, SL_PLAYSTATE_STOPPED);
     CheckErr(res);

 //destroyRes:

     /* Destroy the player */
     (*player)->Destroy(player);

     /* Destroy Output Mix object */
     (*OutputMix)->Destroy(OutputMix);

     fprintf(stdout, "End of test reached\n");
 }


 // The fixture for testing class MimeUri
 class MimeUri: public ::testing::Test {
 public:
     SLresult res;
     SLObjectItf sl;

 protected:
     MimeUri() {
         // You can do set-up work for each test here.
         SLEngineOption EngineOption[] = { { (SLuint32) SL_ENGINEOPTION_THREADSAFE,
             (SLuint32) SL_BOOLEAN_TRUE } };

         res = slCreateEngine(&sl, 1, EngineOption, 0, NULL, NULL);
         CheckErr(res);

         /* Realizing the SL Engine in synchronous mode. */
         res = (*sl)->Realize(sl, SL_BOOLEAN_FALSE);
         CheckErr(res);
     }

     virtual ~MimeUri() {
         // You can do clean-up work that doesn't throw exceptions here.
         (*sl)->Destroy(sl);
     }

     virtual void SetUp() {
         // Code here will be called immediately after the constructor (right
         // before each test).

     }

     virtual void TearDown() {
         // Code here will be called immediately after each test (right
         // before the destructor).

     }
 };

 TEST_F(MimeUri, testPlayAbsPath){
     TestPlayUri(sl, "/sdcard/media_api/music/MP3_256kbps_2ch.mp3");
 }

 TEST_F(MimeUri, testPlayfilePath){
     TestPlayUri(sl, "file:///sdcard/media_api/music/MP3_256kbps_2ch.mp3");
 }

 //-----------------------------------------------------------------
 int main(int argc, char **argv)
 {
     testing::InitGoogleTest(&argc, argv);
     return RUN_ALL_TESTS();
 }
	/*
	* Copyright (C) 2010 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.
	*/

	/*
	* Copyright (c) 2009 The Khronos Group Inc.
	*
	* Permission is hereby granted, free of charge, to any person obtaining a copy of this
	* software and /or associated documentation files (the "Materials "), to deal in the
	* Materials without restriction, including without limitation the rights to use, copy,
	* modify, merge, publish, distribute, sublicense, and/or sell copies of the Materials,
	* and to permit persons to whom the Materials are furnished to do so, subject to
	* the following conditions:
	*
	* The above copyright notice and this permission notice shall be included
	* in all copies or substantial portions of the Materials.
	*
	* THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
	* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
	* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
	* CONNECTION WITH THE MATERIALS OR THE USE OR OTHER DEALINGS IN THE
	* MATERIALS.
	*/

	#define LOG_NDEBUG 0
	#define LOG_TAG "slesTestPlayUri"

	#include <utils/Log.h>
	#include <getopt.h>
	#include <stdlib.h>
	#include <stdio.h>
	#include <string.h>
	#include <unistd.h>
	#include <sys/time.h>
	#include <gtest/gtest.h>
	#include <SLES/OpenSLES.h>


	#define MAX_NUMBER_INTERFACES 3
	#define MAX_NUMBER_OUTPUT_DEVICES 6

	//The expected playback duration
	const int MP3_DURATION = 71030; //71 secs


	//-----------------------------------------------------------------
	/* Checks for error. If any errors exit the application! */
	void CheckErr( SLresult res )
	{
	if ( res != SL_RESULT_SUCCESS ) {
	fprintf(stderr, "%u SL failure, exiting\n", res);
	//Fail the test case
	ASSERT_TRUE(false);
	}
	}

	//-----------------------------------------------------------------
	/* PrefetchStatusItf callback for an audio player */
	void PrefetchEventCallback( SLPrefetchStatusItf caller, void *pContext __unused, SLuint32 event)
	{
	SLpermille level = 0;
	(*caller)->GetFillLevel(caller, &level);
	SLuint32 status;
	fprintf(stdout, "\t\tPrefetchEventCallback: received event %u\n", event);
	(*caller)->GetPrefetchStatus(caller, &status);
	if ((event & (SL_PREFETCHEVENT_STATUSCHANGE\|SL_PREFETCHEVENT_FILLLEVELCHANGE))
	&& (level == 0) && (status == SL_PREFETCHSTATUS_UNDERFLOW)) {
	fprintf(stderr, "\t\tPrefetchEventCallback: Error while prefetching data, exiting\n");
	ASSERT_TRUE(false);
	}
	if (event & SL_PREFETCHEVENT_FILLLEVELCHANGE) {
	fprintf(stdout, "\t\tPrefetchEventCallback: Buffer fill level is = %d\n", level);
	}
	if (event & SL_PREFETCHEVENT_STATUSCHANGE) {
	fprintf(stdout, "\t\tPrefetchEventCallback: Prefetch Status is = %u\n", status);
	}

	}


	//-----------------------------------------------------------------

	/* Play some music from a URI */
	void TestPlayUri( SLObjectItf sl, const char* path)
	{
	SLEngineItf EngineItf;

	SLresult res;

	SLDataSource audioSource;
	SLDataLocator_URI uri;
	SLDataFormat_MIME mime;

	SLDataSink audioSink;
	SLDataLocator_OutputMix locator_outputmix;

	SLObjectItf player;
	SLPlayItf playItf;
	SLVolumeItf volItf;
	SLPrefetchStatusItf prefetchItf;

	SLObjectItf OutputMix;

	SLboolean required[MAX_NUMBER_INTERFACES];
	SLInterfaceID iidArray[MAX_NUMBER_INTERFACES];

	/* Get the SL Engine Interface which is implicit */
	res = (sl)->GetInterface(sl, SL_IID_ENGINE, (void)&EngineItf);
	CheckErr(res);

	/* Initialize arrays required[] and iidArray[] */
	for (int i=0 ; i < MAX_NUMBER_INTERFACES ; i++) {
	required[i] = SL_BOOLEAN_FALSE;
	iidArray[i] = SL_IID_NULL;
	}

	// Set arrays required[] and iidArray[] for VOLUME and PREFETCHSTATUS interface
	required[0] = SL_BOOLEAN_TRUE;
	iidArray[0] = SL_IID_VOLUME;
	required[1] = SL_BOOLEAN_TRUE;
	iidArray[1] = SL_IID_PREFETCHSTATUS;
	// Create Output Mix object to be used by player
	res = (*EngineItf)->CreateOutputMix(EngineItf, &OutputMix, 0,
	iidArray, required); CheckErr(res);

	// Realizing the Output Mix object in synchronous mode.
	res = (*OutputMix)->Realize(OutputMix, SL_BOOLEAN_FALSE);
	CheckErr(res);

	/* Setup the data source structure for the URI */
	uri.locatorType = SL_DATALOCATOR_URI;
	uri.URI = (SLchar*) path;
	mime.formatType = SL_DATAFORMAT_MIME;
	mime.mimeType = (SLchar*)NULL;
	mime.containerType = SL_CONTAINERTYPE_UNSPECIFIED;

	audioSource.pFormat = (void *)&mime;
	audioSource.pLocator = (void *)&uri;

	/* Setup the data sink structure */
	locator_outputmix.locatorType = SL_DATALOCATOR_OUTPUTMIX;
	locator_outputmix.outputMix = OutputMix;
	audioSink.pLocator = (void *)&locator_outputmix;
	audioSink.pFormat = NULL;

	/* Create the audio player */
	res = (*EngineItf)->CreateAudioPlayer(EngineItf, &player,
	&audioSource, &audioSink, 2, iidArray, required); CheckErr(res);

	/* Realizing the player in synchronous mode. */
	res = (*player)->Realize(player, SL_BOOLEAN_FALSE); CheckErr(res);

	/* Get interfaces */
	res = (player)->GetInterface(player, SL_IID_PLAY, (void)&playItf);
	CheckErr(res);

	res = (player)->GetInterface(player, SL_IID_VOLUME, (void)&volItf);
	CheckErr(res);

	res = (player)->GetInterface(player, SL_IID_PREFETCHSTATUS, (void)&prefetchItf);
	CheckErr(res);
	res = (*prefetchItf)->RegisterCallback(prefetchItf, PrefetchEventCallback, &prefetchItf);
	CheckErr(res);
	res = (*prefetchItf)->SetCallbackEventsMask(prefetchItf,
	SL_PREFETCHEVENT_FILLLEVELCHANGE \| SL_PREFETCHEVENT_STATUSCHANGE);

	/* Display duration */
	SLmillisecond durationInMsec = SL_TIME_UNKNOWN;
	res = (*playItf)->GetDuration(playItf, &durationInMsec);
	CheckErr(res);

	/* Set the player volume */
	res = (*volItf)->SetVolumeLevel( volItf, -300);
	CheckErr(res);

	/* Play the URI */
	/* first cause the player to prefetch the data */
	res = (*playItf)->SetPlayState( playItf, SL_PLAYSTATE_PAUSED );
	CheckErr(res);

	/* wait until there's data to play */
	//SLpermille fillLevel = 0;
	SLuint32 prefetchStatus = SL_PREFETCHSTATUS_UNDERFLOW;
	SLuint32 timeOutIndex = 100; // 10s
	while ((prefetchStatus != SL_PREFETCHSTATUS_SUFFICIENTDATA) && (timeOutIndex > 0)) {
	usleep(100 * 1000);
	(*prefetchItf)->GetPrefetchStatus(prefetchItf, &prefetchStatus);
	timeOutIndex--;
	}

	if (timeOutIndex == 0) {
	fprintf(stderr, "Error: Failed to prefetch data in time, exiting\n");
	ASSERT_TRUE(false);
	// goto destroyRes;
	}

	/* Display duration again, */
	res = (*playItf)->GetDuration(playItf, &durationInMsec);
	CheckErr(res);
	if (durationInMsec == SL_TIME_UNKNOWN) {
	fprintf(stderr, "Error: GetDuration returned SL_TIME_UNKNOWN (after prefetch completed)\n");
	ASSERT_TRUE(false);
	}
	SLint32 durationDiffMsec = durationInMsec - MP3_DURATION;
	if (durationDiffMsec < 0) { durationDiffMsec *= -1; }
	if (durationDiffMsec > (MP3_DURATION/20)) {
	fprintf(stderr, "Error: GetDuration returned %d, more than 5percent off from expected %d\n",
	durationInMsec, MP3_DURATION);
	ASSERT_TRUE(false);
	}

	res = (*playItf)->SetPlayState( playItf, SL_PLAYSTATE_PLAYING );
	CheckErr(res);

	/* Play for the song duration*/
	usleep(MP3_DURATION * 1000);

	/* Validate the play position*/
	SLmillisecond currentPositionInMsec = SL_TIME_UNKNOWN;
	res = (*playItf)->GetPosition(playItf, &currentPositionInMsec);
	CheckErr(res);
	if (currentPositionInMsec == SL_TIME_UNKNOWN) {
	fprintf(stderr, "Error: GetPosition returns SL_TIME_UNKNOWN after expected duration\n");
	ASSERT_TRUE(false);
	} else if ( currentPositionInMsec <= 0 \|\|
	currentPositionInMsec > (MP3_DURATION * 1.1) ){
	fprintf(stderr, "Error: GetPosition returns %i, should be expected duration for test\n",
	(int) currentPositionInMsec);
	ASSERT_TRUE(false);
	}

	/* Make sure player is stopped */
	res = (*playItf)->SetPlayState(playItf, SL_PLAYSTATE_STOPPED);
	CheckErr(res);

	//destroyRes:

	/* Destroy the player */
	(*player)->Destroy(player);

	/* Destroy Output Mix object */
	(*OutputMix)->Destroy(OutputMix);

	fprintf(stdout, "End of test reached\n");
	}


	// The fixture for testing class MimeUri
	class MimeUri: public ::testing::Test {
	public:
	SLresult res;
	SLObjectItf sl;

	protected:
	MimeUri() {
	// You can do set-up work for each test here.
	SLEngineOption EngineOption[] = { { (SLuint32) SL_ENGINEOPTION_THREADSAFE,
	(SLuint32) SL_BOOLEAN_TRUE } };

	res = slCreateEngine(&sl, 1, EngineOption, 0, NULL, NULL);
	CheckErr(res);

	/* Realizing the SL Engine in synchronous mode. */
	res = (*sl)->Realize(sl, SL_BOOLEAN_FALSE);
	CheckErr(res);
	}

	virtual ~MimeUri() {
	// You can do clean-up work that doesn't throw exceptions here.
	(*sl)->Destroy(sl);
	}

	virtual void SetUp() {
	// Code here will be called immediately after the constructor (right
	// before each test).

	}

	virtual void TearDown() {
	// Code here will be called immediately after each test (right
	// before the destructor).

	}
	};

	TEST_F(MimeUri, testPlayAbsPath){
	TestPlayUri(sl, "/sdcard/media_api/music/MP3_256kbps_2ch.mp3");
	}

	TEST_F(MimeUri, testPlayfilePath){
	TestPlayUri(sl, "file:///sdcard/media_api/music/MP3_256kbps_2ch.mp3");
	}

	//-----------------------------------------------------------------
	int main(int argc, char **argv)
	{
	testing::InitGoogleTest(&argc, argv);
	return RUN_ALL_TESTS();
	}