diff src/libsndfile-1.0.27/tests/chunk_test.c @ 125:cd6cdf86811e

Current libsndfile source

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/libsndfile-1.0.27/tests/chunk_test.c	Tue Oct 18 13:22:47 2016 +0100
@@ -0,0 +1,300 @@
+/*
+** Copyright (C) 2003-2016 Erik de Castro Lopo <[e-mail]>
+**
+** This program is free software; you can redistribute it and/or modify
+** it under the terms of the GNU General Public License as published by
+** the Free Software Foundation; either version 2 of the License, or
+** (at your option) any later version.
+**
+** This program is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+** GNU General Public License for more details.
+**
+** You should have received a copy of the GNU General Public License
+** along with this program; if not, write to the Free Software
+** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+
+#include "sfconfig.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+
+#if HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#include	<sndfile.h>
+
+#include	"utils.h"
+
+#define	BUFFER_LEN			(1 << 10)
+#define LOG_BUFFER_SIZE		1024
+
+static void	chunk_test (const char *filename, int format) ;
+
+static void
+chunk_test_helper (const char *filename, int format, const char * testdata) ;
+
+int
+main (int argc, char *argv [])
+{	int		do_all = 0 ;
+	int		test_count = 0 ;
+
+	if (argc != 2)
+	{	printf ("Usage : %s <test>\n", argv [0]) ;
+		printf ("    Where <test> is one of the following:\n") ;
+		printf ("           wav  - test adding chunks to WAV files\n") ;
+		printf ("           aiff - test adding chunks to AIFF files\n") ;
+		printf ("           caf  - test adding chunks to CAF files\n") ;
+		printf ("           rf64 - test adding chunks to RF64 files\n") ;
+		printf ("           all  - perform all tests\n") ;
+		exit (1) ;
+		} ;
+
+	do_all = ! strcmp (argv [1], "all") ;
+
+	if (do_all || ! strcmp (argv [1], "wav"))
+	{	chunk_test ("chunks_pcm16.wav", SF_FORMAT_WAV | SF_FORMAT_PCM_16) ;
+		chunk_test ("chunks_pcm16.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_PCM_16) ;
+		chunk_test ("chunks_pcm16.wavex", SF_FORMAT_WAVEX | SF_FORMAT_PCM_16) ;
+		test_count++ ;
+		} ;
+
+	if (do_all || ! strcmp (argv [1], "aiff"))
+	{	chunk_test ("chunks_pcm16.aiff", SF_FORMAT_AIFF | SF_FORMAT_PCM_16) ;
+		test_count++ ;
+		} ;
+
+	if (do_all || ! strcmp (argv [1], "caf"))
+	{	chunk_test ("chunks_pcm16.caf", SF_FORMAT_CAF | SF_FORMAT_PCM_16) ;
+		chunk_test ("chunks_alac.caf", SF_FORMAT_CAF | SF_FORMAT_ALAC_16) ;
+		test_count++ ;
+		} ;
+
+	if (do_all || ! strcmp (argv [1], "rf64"))
+	{	chunk_test ("chunks_pcm16.rf64", SF_FORMAT_RF64 | SF_FORMAT_PCM_16) ;
+		test_count++ ;
+		} ;
+
+	if (test_count == 0)
+	{	printf ("Mono : ************************************\n") ;
+		printf ("Mono : *  No '%s' test defined.\n", argv [1]) ;
+		printf ("Mono : ************************************\n") ;
+		return 1 ;
+		} ;
+
+	return 0 ;
+} /* main */
+
+
+/*============================================================================================
+**	Here are the test functions.
+*/
+
+static void
+chunk_test_helper (const char *filename, int format, const char * testdata)
+{	SNDFILE			*file ;
+	SF_INFO			sfinfo ;
+	SF_CHUNK_INFO	chunk_info ;
+	SF_CHUNK_ITERATOR * iterator ;
+	uint32_t		length_before ;
+	int				err, allow_fd ;
+
+	switch (format & SF_FORMAT_SUBMASK)
+	{	case SF_FORMAT_ALAC_16 :
+			allow_fd = SF_FALSE ;
+			break ;
+		default :
+			allow_fd = SF_TRUE ;
+			break ;
+		} ;
+
+	sfinfo.samplerate	= 44100 ;
+	sfinfo.channels		= 1 ;
+	sfinfo.frames		= 0 ;
+	sfinfo.format		= format ;
+
+	file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, allow_fd, __LINE__) ;
+
+	/* Set up the chunk to write. */
+	memset (&chunk_info, 0, sizeof (chunk_info)) ;
+	snprintf (chunk_info.id, sizeof (chunk_info.id), "Test") ;
+	chunk_info.id_size = 4 ;
+	chunk_info.data = strdup (testdata) ;
+	chunk_info.datalen = strlen (chunk_info.data) ;
+
+	length_before = chunk_info.datalen ;
+
+	err = sf_set_chunk (file, &chunk_info) ;
+	exit_if_true (
+		err != SF_ERR_NO_ERROR,
+		"\n\nLine %d : sf_set_chunk returned for testdata '%s' : %s\n\n", __LINE__, testdata, sf_error_number (err)
+		) ;
+
+	memset (chunk_info.data, 0, chunk_info.datalen) ;
+	free (chunk_info.data) ;
+
+	sf_close (file) ;
+
+	file = test_open_file_or_die (filename, SFM_READ, &sfinfo, allow_fd, __LINE__) ;
+
+	memset (&chunk_info, 0, sizeof (chunk_info)) ;
+	snprintf (chunk_info.id, sizeof (chunk_info.id), "Test") ;
+	chunk_info.id_size = 4 ;
+
+	iterator = sf_get_chunk_iterator (file, &chunk_info) ;
+	err = sf_get_chunk_size (iterator, &chunk_info) ;
+	exit_if_true (
+		err != SF_ERR_NO_ERROR,
+		"\n\nLine %d : sf_get_chunk_size returned for testdata '%s' : %s\n\n", __LINE__, testdata, sf_error_number (err)
+		) ;
+
+	exit_if_true (
+		length_before > chunk_info.datalen || chunk_info.datalen - length_before > 4,
+		"\n\nLine %d : testdata '%s' : Bad chunk length %u (previous length %u)\n\n", __LINE__, testdata, chunk_info.datalen, length_before
+		) ;
+
+	chunk_info.data = malloc (chunk_info.datalen) ;
+	err = sf_get_chunk_data (iterator, &chunk_info) ;
+	exit_if_true (
+		err != SF_ERR_NO_ERROR,
+		"\n\nLine %d : sf_get_chunk_size returned for testdata '%s' : %s\n\n", __LINE__, testdata, sf_error_number (err)
+		) ;
+
+	exit_if_true (
+		memcmp (testdata, chunk_info.data, length_before),
+		"\n\nLine %d : Data compare failed.\n    %s\n    %s\n\n", __LINE__, testdata, (char*) chunk_info.data
+		) ;
+
+	free (chunk_info.data) ;
+
+	sf_close (file) ;
+	unlink (filename) ;
+} /* chunk_test_helper */
+
+static void
+multichunk_test_helper (const char *filename, int format, const char * testdata [], size_t testdata_len)
+{	SNDFILE			*file ;
+	SF_INFO			sfinfo ;
+	SF_CHUNK_INFO	chunk_info ;
+	SF_CHUNK_ITERATOR * iterator ;
+	uint32_t		length_before [testdata_len] ;
+	int				err, allow_fd ;
+	size_t			i ;
+
+	sfinfo.samplerate	= 44100 ;
+	sfinfo.channels		= 1 ;
+	sfinfo.frames		= 0 ;
+	sfinfo.format		= format ;
+
+	switch (format & SF_FORMAT_SUBMASK)
+	{	case SF_FORMAT_ALAC_16 :
+			allow_fd = SF_FALSE ;
+			break ;
+		default :
+			allow_fd = SF_TRUE ;
+			break ;
+		} ;
+
+	file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, allow_fd, __LINE__) ;
+
+	/* Set up the chunk to write. */
+	for (i = 0 ; i < testdata_len ; i++)
+	{	memset (&chunk_info, 0, sizeof (chunk_info)) ;
+		snprintf (chunk_info.id, sizeof (chunk_info.id), "Test") ;
+		chunk_info.id_size = 4 ;
+
+		chunk_info.data = strdup (testdata [i]) ;
+		chunk_info.datalen = strlen (chunk_info.data) ;
+
+		length_before [i] = chunk_info.datalen ;
+
+		err = sf_set_chunk (file, &chunk_info) ;
+		exit_if_true (
+			err != SF_ERR_NO_ERROR,
+			"\n\nLine %d : sf_set_chunk returned for testdata[%d] '%s' : %s\n\n", __LINE__, (int) i, testdata [i], sf_error_number (err)
+			) ;
+
+		memset (chunk_info.data, 0, chunk_info.datalen) ;
+		free (chunk_info.data) ;
+	}
+
+	sf_close (file) ;
+
+	file = test_open_file_or_die (filename, SFM_READ, &sfinfo, allow_fd, __LINE__) ;
+
+	memset (&chunk_info, 0, sizeof (chunk_info)) ;
+	snprintf (chunk_info.id, sizeof (chunk_info.id), "Test") ;
+	chunk_info.id_size = 4 ;
+
+	iterator = sf_get_chunk_iterator (file, &chunk_info) ;
+
+	i = 0 ;
+	while (iterator)
+	{	memset (&chunk_info, 0, sizeof (chunk_info)) ;
+		err = sf_get_chunk_size (iterator, &chunk_info) ;
+		exit_if_true (
+			i > testdata_len,
+			"\n\nLine %d : iterated to chunk #%d, but only %d chunks have been written\n\n", __LINE__, (int) i, (int) testdata_len
+			) ;
+
+		exit_if_true (
+			err != SF_ERR_NO_ERROR,
+			"\n\nLine %d : sf_get_chunk_size returned for testdata[%d] '%s' : %s\n\n", __LINE__, (int) i, testdata [i], sf_error_number (err)
+			) ;
+
+		exit_if_true (
+			length_before [i] > chunk_info.datalen || chunk_info.datalen - length_before [i] > 4,
+			"\n\nLine %d : testdata[%d] '%s' : Bad chunk length %u (previous length %u)\n\n", __LINE__, (int) i, testdata [i], chunk_info.datalen, length_before [i]
+			) ;
+
+		chunk_info.data = malloc (chunk_info.datalen) ;
+		err = sf_get_chunk_data (iterator, &chunk_info) ;
+		exit_if_true (
+			err != SF_ERR_NO_ERROR,
+			"\n\nLine %d : sf_get_chunk_size returned for testdata[%d] '%s' : %s\n\n", __LINE__, (int) i, testdata [i], sf_error_number (err)
+			) ;
+
+		exit_if_true (
+			4 != chunk_info.id_size,
+			"\n\nLine %d : testdata[%d] : Bad ID length %u (previous length %u)\n\n", __LINE__, (int) i, chunk_info.id_size, 4
+			) ;
+		exit_if_true (
+			memcmp ("Test", chunk_info.id, 4),
+			"\n\nLine %d : ID compare failed at %d.\n    %s\n    %s\n\n", __LINE__, (int) i, "Test", (char*) chunk_info.id
+			) ;
+
+		exit_if_true (
+			memcmp (testdata [i], chunk_info.data, length_before [i]),
+			"\n\nLine %d : Data compare failed at %d.\n    %s\n    %s\n\n", __LINE__, (int) i, testdata [i], (char*) chunk_info.data
+			) ;
+
+		free (chunk_info.data) ;
+		iterator = sf_next_chunk_iterator (iterator) ;
+		i++ ;
+	}
+
+	sf_close (file) ;
+	unlink (filename) ;
+} /* multichunk_test_helper */
+
+
+static void
+chunk_test (const char *filename, int format)
+{	const char*		testdata [] =
+	{	"There can be only one.", "", "A", "AB", "ABC", "ABCD", "ABCDE" } ;
+	uint32_t k ;
+
+	print_test_name (__func__, filename) ;
+
+	for (k = 0 ; k < ARRAY_LEN (testdata) ; k++)
+		chunk_test_helper (filename, format, testdata [k]) ;
+
+	multichunk_test_helper (filename, format, testdata, ARRAY_LEN (testdata)) ;
+
+	puts ("ok") ;
+} /* chunk_test */