header_test.c

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	/* Now write some frames. */
	frames = ARRAY_LEN (buffer) / sfinfo.channels ;

	for (k = 0 ; k < 6 ; k++)
	{	test_seek_or_die (outfile, k * frames, SEEK_SET, k * frames, sfinfo.channels, __LINE__) ;
		test_seek_or_die (outfile, 0, SEEK_END, k * frames, sfinfo.channels, __LINE__) ;

		/* Open file again and make sure no errors in log buffer. */
		infile = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
		check_log_buffer_or_die (infile, __LINE__) ;
		sf_close (infile) ;

		if (sfinfo.frames != k * frames)
		{	printf ("\n\nLine %d : Incorrect sample count (%ld should be %ld)\n", __LINE__, SF_COUNT_TO_LONG (sfinfo.frames), SF_COUNT_TO_LONG (k + frames)) ;
			dump_log_buffer (infile) ;
			exit (1) ;
			} ;

		if ((k & 1) == 0)
			test_write_short_or_die (outfile, k, buffer, sfinfo.channels * frames, __LINE__) ;
		else
			test_writef_short_or_die (outfile, k, buffer, frames, __LINE__) ;
		} ;

	sf_close (outfile) ;
	unlink (filename) ;

	puts ("ok") ;
	return ;
} /* update_seek_short_test */
static void
update_seek_int_test	(const char *filename, int filetype)
{	SNDFILE *outfile, *infile ;
	SF_INFO sfinfo ;
    sf_count_t frames ;
    int buffer [8] ;
	int k ;

	print_test_name ("update_seek_int_test", filename) ;

	memset (buffer, 0, sizeof (buffer)) ;

	/* Create sound outfile with no data. */
	sfinfo.format = filetype | SF_FORMAT_PCM_32 ;
	sfinfo.samplerate = 48000 ;
	sfinfo.channels = 2 ;

	if (sf_format_check (&sfinfo) == SF_FALSE)
		sfinfo.channels = 1 ;

	outfile = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
	sf_close (outfile) ;

	/* Open again for read/write. */
	outfile = test_open_file_or_die (filename, SFM_RDWR, &sfinfo, SF_TRUE, __LINE__) ;

	/*
	** In auto header update mode, seeking to the end of the file with
    ** SEEK_SET will fail from the 2nd seek on.  seeking to 0, SEEK_END
	** will seek to 0 anyway
	*/
	if (sf_command (outfile, SFC_SET_UPDATE_HEADER_AUTO, NULL, SF_TRUE) == 0)
    {	printf ("\n\nError : sf_command (SFC_SET_UPDATE_HEADER_AUTO) return error : %s\n\n", sf_strerror (outfile)) ;
		exit (1) ;
		} ;

	/* Now write some frames. */
	frames = ARRAY_LEN (buffer) / sfinfo.channels ;

	for (k = 0 ; k < 6 ; k++)
	{	test_seek_or_die (outfile, k * frames, SEEK_SET, k * frames, sfinfo.channels, __LINE__) ;
		test_seek_or_die (outfile, 0, SEEK_END, k * frames, sfinfo.channels, __LINE__) ;

		/* Open file again and make sure no errors in log buffer. */
		infile = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
		check_log_buffer_or_die (infile, __LINE__) ;
		sf_close (infile) ;

		if (sfinfo.frames != k * frames)
		{	printf ("\n\nLine %d : Incorrect sample count (%ld should be %ld)\n", __LINE__, SF_COUNT_TO_LONG (sfinfo.frames), SF_COUNT_TO_LONG (k + frames)) ;
			dump_log_buffer (infile) ;
			exit (1) ;
			} ;

		if ((k & 1) == 0)
			test_write_int_or_die (outfile, k, buffer, sfinfo.channels * frames, __LINE__) ;
		else
			test_writef_int_or_die (outfile, k, buffer, frames, __LINE__) ;
		} ;

	sf_close (outfile) ;
	unlink (filename) ;

	puts ("ok") ;
	return ;
} /* update_seek_int_test */
static void
update_seek_float_test	(const char *filename, int filetype)
{	SNDFILE *outfile, *infile ;
	SF_INFO sfinfo ;
    sf_count_t frames ;
    float buffer [8] ;
	int k ;

	print_test_name ("update_seek_float_test", filename) ;

	memset (buffer, 0, sizeof (buffer)) ;

	/* Create sound outfile with no data. */
	sfinfo.format = filetype | SF_FORMAT_FLOAT ;
	sfinfo.samplerate = 48000 ;
	sfinfo.channels = 2 ;

	if (sf_format_check (&sfinfo) == SF_FALSE)
		sfinfo.channels = 1 ;

	outfile = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
	sf_close (outfile) ;

	/* Open again for read/write. */
	outfile = test_open_file_or_die (filename, SFM_RDWR, &sfinfo, SF_TRUE, __LINE__) ;

	/*
	** In auto header update mode, seeking to the end of the file with
    ** SEEK_SET will fail from the 2nd seek on.  seeking to 0, SEEK_END
	** will seek to 0 anyway
	*/
	if (sf_command (outfile, SFC_SET_UPDATE_HEADER_AUTO, NULL, SF_TRUE) == 0)
    {	printf ("\n\nError : sf_command (SFC_SET_UPDATE_HEADER_AUTO) return error : %s\n\n", sf_strerror (outfile)) ;
		exit (1) ;
		} ;

	/* Now write some frames. */
	frames = ARRAY_LEN (buffer) / sfinfo.channels ;

	for (k = 0 ; k < 6 ; k++)
	{	test_seek_or_die (outfile, k * frames, SEEK_SET, k * frames, sfinfo.channels, __LINE__) ;
		test_seek_or_die (outfile, 0, SEEK_END, k * frames, sfinfo.channels, __LINE__) ;

		/* Open file again and make sure no errors in log buffer. */
		infile = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
		check_log_buffer_or_die (infile, __LINE__) ;
		sf_close (infile) ;

		if (sfinfo.frames != k * frames)
		{	printf ("\n\nLine %d : Incorrect sample count (%ld should be %ld)\n", __LINE__, SF_COUNT_TO_LONG (sfinfo.frames), SF_COUNT_TO_LONG (k + frames)) ;
			dump_log_buffer (infile) ;
			exit (1) ;
			} ;

		if ((k & 1) == 0)
			test_write_float_or_die (outfile, k, buffer, sfinfo.channels * frames, __LINE__) ;
		else
			test_writef_float_or_die (outfile, k, buffer, frames, __LINE__) ;
		} ;

	sf_close (outfile) ;
	unlink (filename) ;

	puts ("ok") ;
	return ;
} /* update_seek_float_test */
static void
update_seek_double_test	(const char *filename, int filetype)
{	SNDFILE *outfile, *infile ;
	SF_INFO sfinfo ;
    sf_count_t frames ;
    double buffer [8] ;
	int k ;

	print_test_name ("update_seek_double_test", filename) ;

	memset (buffer, 0, sizeof (buffer)) ;

	/* Create sound outfile with no data. */
	sfinfo.format = filetype | SF_FORMAT_DOUBLE ;
	sfinfo.samplerate = 48000 ;
	sfinfo.channels = 2 ;

	if (sf_format_check (&sfinfo) == SF_FALSE)
		sfinfo.channels = 1 ;

	outfile = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
	sf_close (outfile) ;

	/* Open again for read/write. */
	outfile = test_open_file_or_die (filename, SFM_RDWR, &sfinfo, SF_TRUE, __LINE__) ;

	/*
	** In auto header update mode, seeking to the end of the file with
    ** SEEK_SET will fail from the 2nd seek on.  seeking to 0, SEEK_END
	** will seek to 0 anyway
	*/
	if (sf_command (outfile, SFC_SET_UPDATE_HEADER_AUTO, NULL, SF_TRUE) == 0)
    {	printf ("\n\nError : sf_command (SFC_SET_UPDATE_HEADER_AUTO) return error : %s\n\n", sf_strerror (outfile)) ;
		exit (1) ;
		} ;

	/* Now write some frames. */
	frames = ARRAY_LEN (buffer) / sfinfo.channels ;

	for (k = 0 ; k < 6 ; k++)
	{	test_seek_or_die (outfile, k * frames, SEEK_SET, k * frames, sfinfo.channels, __LINE__) ;
		test_seek_or_die (outfile, 0, SEEK_END, k * frames, sfinfo.channels, __LINE__) ;

		/* Open file again and make sure no errors in log buffer. */
		infile = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
		check_log_buffer_or_die (infile, __LINE__) ;
		sf_close (infile) ;

		if (sfinfo.frames != k * frames)
		{	printf ("\n\nLine %d : Incorrect sample count (%ld should be %ld)\n", __LINE__, SF_COUNT_TO_LONG (sfinfo.frames), SF_COUNT_TO_LONG (k + frames)) ;
			dump_log_buffer (infile) ;
			exit (1) ;
			} ;

		if ((k & 1) == 0)
			test_write_double_or_die (outfile, k, buffer, sfinfo.channels * frames, __LINE__) ;
		else
			test_writef_double_or_die (outfile, k, buffer, frames, __LINE__) ;
		} ;

	sf_close (outfile) ;
	unlink (filename) ;

	puts ("ok") ;
	return ;
} /* update_seek_double_test */






static void
extra_header_test (const char *filename, int filetype)
{	SNDFILE *outfile, *infile ;
	SF_INFO sfinfo ;
    sf_count_t frames ;
    short buffer [8] ;
	int k = 0 ;

	print_test_name ("extra_header_test", filename) ;

	sfinfo.samplerate = 44100 ;
	sfinfo.format = (filetype | SF_FORMAT_PCM_16) ;
	sfinfo.channels = 1 ;

	memset (buffer, 0xA0, sizeof (buffer)) ;

	/* Now write some frames. */
	frames = ARRAY_LEN (buffer) / sfinfo.channels ;

	/* Test the file with extra header data. */
	outfile = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, 399) ;
	sf_set_string (outfile, SF_STR_TITLE, filename) ;
	test_writef_short_or_die (outfile, k, buffer, frames, 401) ;
	sf_set_string (outfile, SF_STR_COPYRIGHT, "(c) 1980 Erik") ;
	sf_close (outfile) ;

#if 1
	/*
	**  Erik de Castro Lopo <[e-mail]> May 23 2004.
	**
	** This file has extra string data in the header and therefore cannot
	** currently be opened in SFM_RDWR mode. This is fixable, but its in
	** a part of the code I don't want to fiddle with until the Ogg/Vorbis
	** integration is done.
	*/

	if ((infile = sf_open (filename, SFM_RDWR, &sfinfo)) != NULL)
	{	printf ("\n\nError : should not be able to open this file in SFM_RDWR.\n\n") ;
		exit (1) ;
		} ;

	unlink (filename) ;
	puts ("ok") ;
	return ;
#else

	hexdump_file (filename, 0, 100000) ;

	/* Open again for read/write. */
	outfile = test_open_file_or_die (filename, SFM_RDWR, &sfinfo, 428) ;

	/*
	** In auto header update mode, seeking to the end of the file with
    ** SEEK_SET will fail from the 2nd seek on.  seeking to 0, SEEK_END
	** will seek to 0 anyway
	*/
	if (sf_command (outfile, SFC_SET_UPDATE_HEADER_AUTO, NULL, SF_TRUE) == 0)
    {	printf ("\n\nError : sf_command (SFC_SET_UPDATE_HEADER_AUTO) return error : %s\n\n", sf_strerror (outfile)) ;
		exit (1) ;
		} ;

	/* Now write some frames. */
	frames = ARRAY_LEN (buffer) / sfinfo.channels ;

	for (k = 1 ; k < 6 ; k++)
	{
		printf ("\n*** pass %d\n", k) ;
		memset (buffer, 0xA0 + k, sizeof (buffer)) ;


		test_seek_or_die (outfile, k * frames, SEEK_SET, k * frames, sfinfo.channels, 449) ;
		test_seek_or_die (outfile, 0, SEEK_END, k * frames, sfinfo.channels, 450) ;

		/* Open file again and make sure no errors in log buffer. */
		if (0)
		{	infile = test_open_file_or_die (filename, SFM_READ, &sfinfo, 454) ;
			check_log_buffer_or_die (infile, 455) ;
			sf_close (infile) ;
			} ;

		if (sfinfo.frames != k * frames)
		{	printf ("\n\nLine %d : Incorrect sample count (%ld should be %ld)\n", 460, SF_COUNT_TO_LONG (sfinfo.frames), SF_COUNT_TO_LONG (k + frames)) ;
			dump_log_buffer (infile) ;
			exit (1) ;
			} ;

		if ((k & 1) == 0)
			test_write_short_or_die (outfile, k, buffer, sfinfo.channels * frames, 466) ;
		else
			test_writef_short_or_die (outfile, k, buffer, frames, 468) ;
		hexdump_file (filename, 0, 100000) ;
		} ;

	sf_close (outfile) ;
	unlink (filename) ;

	puts ("ok") ;
	return ;
#endif
} /* extra_header_test */