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test: Refactor stream testing functions into a new module

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This commit is contained in:
Guillem Jover 2015-09-22 20:56:15 +02:00
parent 9688ab26b9
commit 54f153414a
4 changed files with 125 additions and 54 deletions
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2
test/Makefile.am
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@ -25,6 +25,8 @@ if BUILD_LIBBSD_CTOR
check_PROGRAMS += proctitle
endif
fgetln_SOURCES = test-stream.c test-stream.h fgetln.c
proctitle_init_SOURCES = proctitle.c
proctitle_init_CPPFLAGS = $(AM_CPPFLAGS) -DTEST_USE_SETPROCTITLE_INIT=1

56
test/fgetln.c
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@ -24,15 +24,15 @@
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/wait.h>
#include <assert.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <locale.h>
#include <wchar.h>
#include "test-stream.h"
#define skip(msg) \
do { \
printf("skip: %s\n", (msg)); \
@ -67,58 +67,6 @@ struct file {
int got_len;
};
static FILE *
pipe_feed(const char *fmt, const void **buf, int buf_nmemb)
{
FILE *fp;
int rc;
int pipefd[2];
pid_t pid;
rc = pipe(pipefd);
assert(rc >= 0);
pid = fork();
assert(pid >= 0);
if (pid == 0) {
int line;
/* Child writes data to pipe. */
rc = close(pipefd[0]);
assert(rc >= 0);
fp = fdopen(pipefd[1], "w");
assert(fp);
for (line = 0; line < buf_nmemb; line++) {
rc = fprintf(fp, fmt, buf[line]);
assert(rc >= 0);
}
rc = fclose(fp);
assert(rc >= 0);
_exit(0);
} else {
/* Parent gets a FILE and reads from it. */
rc = close(pipefd[1]);
assert(rc >= 0);
fp = fdopen(pipefd[0], "r");
assert(fp);
return fp;
}
}
static void
pipe_close(FILE *fp)
{
fclose(fp);
wait(NULL);
}
static void
test_fgetln_single(void)
{

84
test/test-stream.c Normal file
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@ -0,0 +1,84 @@
/*
* Copyright © 2013 Guillem Jover <guillem@hadrons.org>
*
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED ``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 AUTHOR 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.
*/
#include <sys/wait.h>
#include <assert.h>
#include <unistd.h>
#include <stdio.h>
#include "test-stream.h"
FILE *
pipe_feed(const char *fmt, const void **buf, int buf_nmemb)
{
FILE *fp;
int rc;
int pipefd[2];
pid_t pid;
rc = pipe(pipefd);
assert(rc >= 0);
pid = fork();
assert(pid >= 0);
if (pid == 0) {
int line;
/* Child writes data to pipe. */
rc = close(pipefd[0]);
assert(rc >= 0);
fp = fdopen(pipefd[1], "w");
assert(fp);
for (line = 0; line < buf_nmemb; line++) {
rc = fprintf(fp, fmt, buf[line]);
assert(rc >= 0);
}
rc = fclose(fp);
assert(rc >= 0);
_exit(0);
} else {
/* Parent gets a FILE and reads from it. */
rc = close(pipefd[1]);
assert(rc >= 0);
fp = fdopen(pipefd[0], "r");
assert(fp);
return fp;
}
}
void
pipe_close(FILE *fp)
{
fclose(fp);
wait(NULL);
}

37
test/test-stream.h Normal file
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@ -0,0 +1,37 @@
/*
* Copyright © 2013 Guillem Jover <guillem@hadrons.org>
*
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED ``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 AUTHOR 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 LIBBSD_TEST_STREAM
#define LIBBSD_TEST_STREAM
#include <stdio.h>
FILE *
pipe_feed(const char *fmt, const void **buf, int buf_nmemb);
void
pipe_close(FILE *fp);
#endif