error.c
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/*
Audio File Library
Copyright (C) 2000-2001, Silicon Graphics, Inc.
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 <stdio.h>
#include <stdlib.h>
#include <audiofile.h>
int expectedError;
int verbose = 0;
void myerrorfunc (long error, const char *description)
{
if (error != expectedError)
{
if (verbose)
{
printf("WRONG ERROR CODE:\n");
printf("%s [error code %ld]--", description, error);
printf("expected error code %d\n", expectedError);
}
exit(EXIT_FAILURE);
}
else
{
if (verbose)
{
printf("CORRECT ERROR CODE:\n");
printf("%s [error code %ld]\n", description, error);
}
}
}
void testnull (void)
{
expectedError = AF_BAD_FILEHANDLE;
if (verbose) printf("closing null file handle\n");
afCloseFile(AF_NULL_FILEHANDLE);
if (verbose) printf("reading from null file handle\n");
afReadFrames(AF_NULL_FILEHANDLE, AF_DEFAULT_TRACK, NULL, 0);
if (verbose) printf("writing to null file handle\n");
afWriteFrames(AF_NULL_FILEHANDLE, AF_DEFAULT_TRACK, NULL, 0);
if (verbose) printf("setting position on null file handle\n");
afSeekFrame(AF_NULL_FILEHANDLE, AF_DEFAULT_TRACK, 0);
if (verbose) printf("retrieving position on null file handle\n");
afTellFrame(AF_NULL_FILEHANDLE, AF_DEFAULT_TRACK);
if (verbose) printf("getting data offset of null file handle\n");
afGetDataOffset(AF_NULL_FILEHANDLE, AF_DEFAULT_TRACK);
if (verbose) printf("getting track byte count of null file handle\n");
afGetTrackBytes(AF_NULL_FILEHANDLE, AF_DEFAULT_TRACK);
if (verbose) printf("getting frame count of null file handle\n");
afGetFrameCount(AF_NULL_FILEHANDLE, AF_DEFAULT_TRACK);
expectedError = AF_BAD_FILESETUP;
if (verbose) printf("freeing null file setup\n");
afFreeFileSetup(AF_NULL_FILESETUP);
}
void testbad (void)
{
AFfilesetup setup;
setup = afNewFileSetup();
expectedError = AF_BAD_OPEN;
if (verbose) printf("opening nonexistent file\n");
afOpenFile("sldkjflsdkfjalksdjflaksdjflsakfdj", "r", NULL);
expectedError = AF_BAD_FILEFMT;
if (verbose) printf("initializing file format to invalid value\n");
afInitFileFormat(setup, 91094);
expectedError = AF_BAD_SAMPFMT;
if (verbose) printf("initializing sample format and sample width to invalid value\n");
afInitSampleFormat(setup, AF_DEFAULT_TRACK, 3992, 3932);
afFreeFileSetup(setup);
expectedError = AF_BAD_FILESETUP;
if (verbose) printf("initializing file format on a file setup which has been deallocated\n");
afInitFileFormat(setup, AF_FILE_AIFFC);
}
void testbadquery (void)
{
expectedError = AF_BAD_QUERY;
if (verbose) printf("querying on bad selectors\n");
afQueryLong(AF_QUERYTYPE_FILEFMT, 9999, 9999, 9999, 9999);
expectedError = AF_BAD_QUERYTYPE;
if (verbose) printf("querying using bad query type\n");
afQueryLong(9999, 9999, 9999, 9999, 9999);
}
int main (int argc, char **argv)
{
afSetErrorHandler(myerrorfunc);
if (argc == 2 && strcmp(argv[1], "-v") == 0)
verbose = 1;
testnull();
testbad();
testbadquery();
return 0;
}