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Separate tests into separate files

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@788 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2008-07-29 22:11:08 +00:00
parent 4c89703789
commit 3043b0d5a1
5 changed files with 534 additions and 184 deletions
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2
examples/pipe/Makefile
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@ -38,7 +38,7 @@
ASRCS =
AOBJS = $(ASRCS:.S=$(OBJEXT))
CSRCS = pipe_main.c
CSRCS = pipe_main.c transfer_test.c interlock_test.c
COBJS = $(CSRCS:.c=$(OBJEXT))
SRCS = $(ASRCS) $(CSRCS)

215
examples/pipe/interlock_test.c Normal file
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@ -0,0 +1,215 @@
/****************************************************************************
* examples/pipe/interlock_test.c
*
* Copyright (C) 2008 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include "pipe.h"
/****************************************************************************
* Definitions
****************************************************************************/
/****************************************************************************
* Private Types
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: null_writer
****************************************************************************/
static void *null_writer(pthread_addr_t pvarg)
{
int fd;
/* Wait a bit */
printf("null_writer: started -- sleeping\n");
sleep(5);
/* Then open the FIFO for write access */
printf("null_writer: Opening FIFO for write access\n");
fd = open(FIFO_PATH2, O_WRONLY);
if (fd < 0)
{
fprintf(stderr, "null_writer: Failed to open FIFO %s for writing, errno=%d\n",
FIFO_PATH2, errno);
return (void*)1;
}
/* Wait a bit more */
printf("null_writer: Opened %s for writing -- sleeping\n", FIFO_PATH2);
sleep(5);
/* Then close the FIFO */
printf("null_writer: Closing %s\n", FIFO_PATH2);
close(fd);
sleep(5);
printf("null_writer: Returning success\n");
return (void*)0;
}
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: interlock_test
****************************************************************************/
int interlock_test(void)
{
pthread_t writerid;
void *value;
char data[16];
ssize_t nbytes;
int fd;
int ret;
/* Create a FIFO */
ret = mkfifo(FIFO_PATH2, 0666);
if (ret < 0)
{
fprintf(stderr, "interlock_test: mkfifo failed with errno=%d\n", errno);
return 1;
}
/* Start the null_writer_thread */
printf("interlock_test: Starting null_writer thread\n");
ret = pthread_create(&writerid, NULL, null_writer, (pthread_addr_t)NULL);
if (ret != 0)
{
fprintf(stderr, "interlock_test: Failed to create null_writer thread, error=%d\n", ret);
ret = 2;
goto errout_with_fifo;
}
/* Open one end of the FIFO for reading. This open call should block until the
* null_writer thread opens the other end of the FIFO for writing.
*/
printf("interlock_test: Opening FIFO for read access\n");
fd = open(FIFO_PATH2, O_RDONLY);
if (fd < 0)
{
fprintf(stderr, "interlock_test: Failed to open FIFO %s for reading, errno=%d\n",
FIFO_PATH2, errno);
ret = 3;
goto errout_with_thread;
}
/* Attempt to read one byte from the FIFO. This should return end-of-file because
* the null_writer closes the FIFO without writing anything.
*/
printf("interlock_test: Reading from %s\n", FIFO_PATH2);
nbytes = read(fd, data, 16);
if (nbytes < 0 )
{
fprintf(stderr, "interlock_test: read failed, errno=%d\n", errno);
ret = 4;
goto errout_with_file;
}
else if (ret != 0)
{
fprintf(stderr, "interlock_test: Read %d bytes of data -- aborting: %d\n", nbytes);
ret = 5;
goto errout_with_file;
}
/* Close the file */
printf("interlock_test: Closing %s\n", FIFO_PATH2);
close(fd);
/* Wait for null_writer thread to complete */
printf("interlock_test: Waiting for null_writer thread\n");
ret = pthread_join(writerid, &value);
if (ret != 0)
{
fprintf(stderr, "interlock_test: pthread_join failed, error=%d\n", ret);
ret = 6;
goto errout_with_fifo;
}
else
{
printf("interlock_test: writer returned %d\n", (int)value);
if (value != (void*)0)
{
ret = 7;
goto errout_with_fifo;
}
}
/* unlink(FIFO_PATH2); */
printf("interlock_test: Returning success\n");
return 0;
errout_with_file:
close(fd);
errout_with_thread:
pthread_detach(writerid);
pthread_cancel(writerid);
errout_with_fifo:
/* unlink(FIFO_PATH2); */
printf("interlock_test: Returning %d\n", ret);
return ret;
}

69
examples/pipe/pipe.h Normal file
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@ -0,0 +1,69 @@
/****************************************************************************
* examples/pipe/pipe.h
*
* Copyright (C) 2008 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __EXAMPLES_PIPE_PIPE_H
#define __EXAMPLES_PIPE_PIPE_H
/****************************************************************************
* Compilation Switches
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
/****************************************************************************
* Definitions
****************************************************************************/
#define FIFO_PATH1 "/tmp/testfifo-1"
#define FIFO_PATH2 "/tmp/testfifo-2"
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Public Variables
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
extern int transfer_test(int fdin, int fdout);
extern int interlock_test(void);
#endif /* __EXAMPLES_PIPE_PIPE_H */

189
examples/pipe/pipe_main.c
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@ -1,5 +1,5 @@
/****************************************************************************
* pipe_main.c
* examples/pipe/pipe_main.c
*
* Copyright (C) 2008 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
@ -37,34 +37,22 @@
* Included Files
****************************************************************************/
#include <sys/types.h>
#include <nuttx/config.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <pthread.h>
#include <string.h>
#include <fcntl.h>
#include <errno.h>
#include "pipe.h"
/****************************************************************************
* Definitions
****************************************************************************/
#define FIFO_PATH1 "/tmp/testfifo-1"
#define FIFO_PATH2 "/tmp/testfifo-2"
#define MAX_BYTE 13
#define WRITE_SIZE MAX_BYTE
#define NWRITES 1400
#define NWRITE_BYTES (NWRITES * WRITE_SIZE)
#define READ_SIZE (2*MAX_BYTE)
#define NREADS (NWRITES / 2)
#define NREAD_BYTES NWRITE_BYTES
/****************************************************************************
* Private Types
****************************************************************************/
@ -77,171 +65,6 @@
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: reader
****************************************************************************/
static void *reader(pthread_addr_t pvarg)
{
char buffer[READ_SIZE];
int fd = (int)pvarg;
int ret;
int nbytes;
int value;
int ndx;
printf("reader: started\n");
for (nbytes = 0, value = 0; nbytes < NREAD_BYTES;)
{
ret = read(fd, buffer, READ_SIZE);
if (ret < 0 )
{
fprintf(stderr, "reader: read failed, errno=%d\n", errno);
return (void*)1;
}
else if (ret == 0)
{
if (nbytes < NREAD_BYTES)
{
fprintf(stderr, "reader: Too few bytes read -- aborting: %d\n", nbytes);
return (void*)2;
}
break;
}
for (ndx = 0; ndx < ret; ndx++)
{
if (value >= WRITE_SIZE)
{
value = 0;
}
if (buffer[ndx] != value)
{
fprintf(stderr, "reader: Byte %d, expected %d, found %d\n",
nbytes + ndx, value, buffer[ndx]);
return (void*)3;
}
value++;
}
nbytes += ret;
if (nbytes > NREAD_BYTES)
{
fprintf(stderr, "reader: Too many bytes read -- aborting: %d\n", nbytes);
return (void*)4;
}
}
printf("reader: %d bytes read\n", nbytes);
return (void*)0;
}
/****************************************************************************
* Name: writer
****************************************************************************/
static void *writer(pthread_addr_t pvarg)
{
char buffer[WRITE_SIZE];
int fd = (int)pvarg;
int ret;
int i;
printf("writer: started\n");
for (i = 0; i < WRITE_SIZE; i++)
{
buffer[i] = i;
}
for (i = 0; i < NWRITES; i++)
{
ret = write(fd, buffer, WRITE_SIZE);
if (ret < 0 )
{
fprintf(stderr, "writer: write failed, errno=%d\n", errno);
return (void*)1;
}
else if (ret != WRITE_SIZE)
{
fprintf(stderr, "writer: Unexpected write size=%d\n", ret);
return (void*)2;
}
}
printf("writer: %d bytes written\n", NWRITE_BYTES);
return (void*)0;
}
/****************************************************************************
* Name: transfer_test
****************************************************************************/
static int transfer_test(int fdin, int fdout)
{
pthread_t readerid;
pthread_t writerid;
void *value;
int tmp;
int ret;
/* Start reader thread */
printf("transfer_test: Starting reader thread\n");
ret = pthread_create(&readerid, NULL, reader, (pthread_addr_t)fdin);
if (ret != 0)
{
fprintf(stderr, "transfer_test: Failed to create reader thread, error=%d\n", ret);
return 1;
}
/* Start writer thread */
printf("transfer_test: Starting writer thread\n");
ret = pthread_create(&writerid, NULL, writer, (pthread_addr_t)fdout);
if (ret != 0)
{
fprintf(stderr, "transfer_test: Failed to create writer thread, error=%d\n", ret);
pthread_detach(readerid);
ret = pthread_cancel(readerid);
if (ret != 0)
{
fprintf(stderr, "transfer_test: Failed to cancel reader thread, error=%d\n", ret);
}
return 2;
}
/* Wait for writer thread to complete */
printf("transfer_test: Waiting for writer thread\n");
ret = pthread_join(writerid, &value);
if (ret != 0)
{
fprintf(stderr, "transfer_test: pthread_join failed, error=%d\n", ret);
}
else
{
ret = (int)value;
printf("transfer_test: writer returned %d\n", ret);
}
/* Wait for reader thread to complete */
printf("transfer_test: Waiting for reader thread\n");
tmp = pthread_join(readerid, &value);
if (tmp != 0)
{
fprintf(stderr, "transfer_test: pthread_join failed, error=%d\n", ret);
}
else
{
tmp = (int)value;
printf("transfer_test: reader returned %d\n", tmp);
}
if (ret == 0)
{
ret = tmp;
}
printf("transfer_test: returning %d\n", ret);
return ret;
}
/****************************************************************************
* Name: null_writer
****************************************************************************/

243
examples/pipe/transfer_test.c Normal file
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@ -0,0 +1,243 @@
/****************************************************************************
* examples/pipe/transfer_test.c
*
* Copyright (C) 2008 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include "pipe.h"
/****************************************************************************
* Definitions
****************************************************************************/
#define MAX_BYTE 13
#define WRITE_SIZE MAX_BYTE
#define NWRITES 1400
#define NWRITE_BYTES (NWRITES * WRITE_SIZE)
#define READ_SIZE (2*MAX_BYTE)
#define NREADS (NWRITES / 2)
#define NREAD_BYTES NWRITE_BYTES
/****************************************************************************
* Private Types
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: transfer_reader
****************************************************************************/
static void *transfer_reader(pthread_addr_t pvarg)
{
char buffer[READ_SIZE];
int fd = (int)pvarg;
int ret;
int nbytes;
int value;
int ndx;
printf("transfer_reader: started\n");
for (nbytes = 0, value = 0; nbytes < NREAD_BYTES;)
{
ret = read(fd, buffer, READ_SIZE);
if (ret < 0 )
{
fprintf(stderr, "transfer_reader: read failed, errno=%d\n", errno);
return (void*)1;
}
else if (ret == 0)
{
if (nbytes < NREAD_BYTES)
{
fprintf(stderr, "transfer_reader: Too few bytes read -- aborting: %d\n", nbytes);
return (void*)2;
}
break;
}
for (ndx = 0; ndx < ret; ndx++)
{
if (value >= WRITE_SIZE)
{
value = 0;
}
if (buffer[ndx] != value)
{
fprintf(stderr, "transfer_reader: Byte %d, expected %d, found %d\n",
nbytes + ndx, value, buffer[ndx]);
return (void*)3;
}
value++;
}
nbytes += ret;
if (nbytes > NREAD_BYTES)
{
fprintf(stderr, "transfer_reader: Too many bytes read -- aborting: %d\n", nbytes);
return (void*)4;
}
}
printf("transfer_reader: %d bytes read\n", nbytes);
return (void*)0;
}
/****************************************************************************
* Name: transfer_writer
****************************************************************************/
static void *transfer_writer(pthread_addr_t pvarg)
{
char buffer[WRITE_SIZE];
int fd = (int)pvarg;
int ret;
int i;
printf("transfer_writer: started\n");
for (i = 0; i < WRITE_SIZE; i++)
{
buffer[i] = i;
}
for (i = 0; i < NWRITES; i++)
{
ret = write(fd, buffer, WRITE_SIZE);
if (ret < 0 )
{
fprintf(stderr, "transfer_writer: write failed, errno=%d\n", errno);
return (void*)1;
}
else if (ret != WRITE_SIZE)
{
fprintf(stderr, "transfer_writer: Unexpected write size=%d\n", ret);
return (void*)2;
}
}
printf("transfer_writer: %d bytes written\n", NWRITE_BYTES);
return (void*)0;
}
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: transfer_test
****************************************************************************/
int transfer_test(int fdin, int fdout)
{
pthread_t readerid;
pthread_t writerid;
void *value;
int tmp;
int ret;
/* Start transfer_reader thread */
printf("transfer_test: Starting transfer_reader thread\n");
ret = pthread_create(&readerid, NULL, transfer_reader, (pthread_addr_t)fdin);
if (ret != 0)
{
fprintf(stderr, "transfer_test: Failed to create transfer_reader thread, error=%d\n", ret);
return 1;
}
/* Start transfer_writer thread */
printf("transfer_test: Starting transfer_writer thread\n");
ret = pthread_create(&writerid, NULL, transfer_writer, (pthread_addr_t)fdout);
if (ret != 0)
{
fprintf(stderr, "transfer_test: Failed to create transfer_writer thread, error=%d\n", ret);
pthread_detach(readerid);
ret = pthread_cancel(readerid);
if (ret != 0)
{
fprintf(stderr, "transfer_test: Failed to cancel transfer_reader thread, error=%d\n", ret);
}
return 2;
}
/* Wait for transfer_writer thread to complete */
printf("transfer_test: Waiting for transfer_writer thread\n");
ret = pthread_join(writerid, &value);
if (ret != 0)
{
fprintf(stderr, "transfer_test: pthread_join failed, error=%d\n", ret);
}
else
{
ret = (int)value;
printf("transfer_test: transfer_writer returned %d\n", ret);
}
/* Wait for transfer_reader thread to complete */
printf("transfer_test: Waiting for transfer_reader thread\n");
tmp = pthread_join(readerid, &value);
if (tmp != 0)
{
fprintf(stderr, "transfer_test: pthread_join failed, error=%d\n", ret);
}
else
{
tmp = (int)value;
printf("transfer_test: transfer_reader returned %d\n", tmp);
}
if (ret == 0)
{
ret = tmp;
}
printf("transfer_test: returning %d\n", ret);
return ret;
}