freebsd-skq/contrib/atf/atf-c/detail/tp_main.c
2014-11-01 11:17:54 +00:00

613 lines
15 KiB
C

/* Copyright (c) 2008 The NetBSD Foundation, Inc.
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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. */
#if defined(HAVE_CONFIG_H)
#include "config.h"
#endif
#include <ctype.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "atf-c/detail/dynstr.h"
#include "atf-c/detail/env.h"
#include "atf-c/detail/fs.h"
#include "atf-c/detail/map.h"
#include "atf-c/detail/sanity.h"
#include "atf-c/error.h"
#include "atf-c/tc.h"
#include "atf-c/tp.h"
#include "atf-c/utils.h"
#if defined(HAVE_GNU_GETOPT)
# define GETOPT_POSIX "+"
#else
# define GETOPT_POSIX ""
#endif
static const char *progname = NULL;
/* This prototype is provided by macros.h during instantiation of the test
* program, so it can be kept private. Don't know if that's the best idea
* though. */
int atf_tp_main(int, char **, atf_error_t (*)(atf_tp_t *));
enum tc_part {
BODY,
CLEANUP,
};
/* ---------------------------------------------------------------------
* The "usage" and "user" error types.
* --------------------------------------------------------------------- */
#define FREE_FORM_ERROR(name) \
struct name ## _error_data { \
char m_what[2048]; \
}; \
\
static \
void \
name ## _format(const atf_error_t err, char *buf, size_t buflen) \
{ \
const struct name ## _error_data *data; \
\
PRE(atf_error_is(err, #name)); \
\
data = atf_error_data(err); \
snprintf(buf, buflen, "%s", data->m_what); \
} \
\
static \
atf_error_t \
name ## _error(const char *fmt, ...) \
{ \
atf_error_t err; \
struct name ## _error_data data; \
va_list ap; \
\
va_start(ap, fmt); \
vsnprintf(data.m_what, sizeof(data.m_what), fmt, ap); \
va_end(ap); \
\
err = atf_error_new(#name, &data, sizeof(data), name ## _format); \
\
return err; \
}
FREE_FORM_ERROR(usage);
FREE_FORM_ERROR(user);
/* ---------------------------------------------------------------------
* Printing functions.
* --------------------------------------------------------------------- */
static
void
print_error(const atf_error_t err)
{
char buf[4096];
PRE(atf_is_error(err));
atf_error_format(err, buf, sizeof(buf));
fprintf(stderr, "%s: ERROR: %s\n", progname, buf);
if (atf_error_is(err, "usage"))
fprintf(stderr, "%s: See atf-test-program(1) for usage details.\n",
progname);
}
static
void
print_warning(const char *message)
{
fprintf(stderr, "%s: WARNING: %s\n", progname, message);
}
/* ---------------------------------------------------------------------
* Options handling.
* --------------------------------------------------------------------- */
struct params {
bool m_do_list;
atf_fs_path_t m_srcdir;
char *m_tcname;
enum tc_part m_tcpart;
atf_fs_path_t m_resfile;
atf_map_t m_config;
};
static
atf_error_t
argv0_to_dir(const char *argv0, atf_fs_path_t *dir)
{
atf_error_t err;
atf_fs_path_t temp;
err = atf_fs_path_init_fmt(&temp, "%s", argv0);
if (atf_is_error(err))
goto out;
err = atf_fs_path_branch_path(&temp, dir);
atf_fs_path_fini(&temp);
out:
return err;
}
static
atf_error_t
params_init(struct params *p, const char *argv0)
{
atf_error_t err;
p->m_do_list = false;
p->m_tcname = NULL;
p->m_tcpart = BODY;
err = argv0_to_dir(argv0, &p->m_srcdir);
if (atf_is_error(err))
return err;
err = atf_fs_path_init_fmt(&p->m_resfile, "/dev/stdout");
if (atf_is_error(err)) {
atf_fs_path_fini(&p->m_srcdir);
return err;
}
err = atf_map_init(&p->m_config);
if (atf_is_error(err)) {
atf_fs_path_fini(&p->m_resfile);
atf_fs_path_fini(&p->m_srcdir);
return err;
}
return err;
}
static
void
params_fini(struct params *p)
{
atf_map_fini(&p->m_config);
atf_fs_path_fini(&p->m_resfile);
atf_fs_path_fini(&p->m_srcdir);
if (p->m_tcname != NULL)
free(p->m_tcname);
}
static
atf_error_t
parse_vflag(char *arg, atf_map_t *config)
{
atf_error_t err;
char *split;
split = strchr(arg, '=');
if (split == NULL) {
err = usage_error("-v requires an argument of the form var=value");
goto out;
}
*split = '\0';
split++;
err = atf_map_insert(config, arg, split, false);
out:
return err;
}
static
atf_error_t
replace_path_param(atf_fs_path_t *param, const char *value)
{
atf_error_t err;
atf_fs_path_t temp;
err = atf_fs_path_init_fmt(&temp, "%s", value);
if (!atf_is_error(err)) {
atf_fs_path_fini(param);
*param = temp;
}
return err;
}
/* ---------------------------------------------------------------------
* Test case listing.
* --------------------------------------------------------------------- */
static
void
list_tcs(const atf_tp_t *tp)
{
const atf_tc_t *const *tcs;
const atf_tc_t *const *tcsptr;
printf("Content-Type: application/X-atf-tp; version=\"1\"\n\n");
tcs = atf_tp_get_tcs(tp);
INV(tcs != NULL); /* Should be checked. */
for (tcsptr = tcs; *tcsptr != NULL; tcsptr++) {
const atf_tc_t *tc = *tcsptr;
char **vars = atf_tc_get_md_vars(tc);
char **ptr;
INV(vars != NULL); /* Should be checked. */
if (tcsptr != tcs) /* Not first. */
printf("\n");
for (ptr = vars; *ptr != NULL; ptr += 2) {
if (strcmp(*ptr, "ident") == 0) {
printf("ident: %s\n", *(ptr + 1));
break;
}
}
for (ptr = vars; *ptr != NULL; ptr += 2) {
if (strcmp(*ptr, "ident") != 0) {
printf("%s: %s\n", *ptr, *(ptr + 1));
}
}
atf_utils_free_charpp(vars);
}
}
/* ---------------------------------------------------------------------
* Main.
* --------------------------------------------------------------------- */
static
atf_error_t
handle_tcarg(const char *tcarg, char **tcname, enum tc_part *tcpart)
{
atf_error_t err;
err = atf_no_error();
*tcname = strdup(tcarg);
if (*tcname == NULL) {
err = atf_no_memory_error();
goto out;
}
char *delim = strchr(*tcname, ':');
if (delim != NULL) {
*delim = '\0';
delim++;
if (strcmp(delim, "body") == 0) {
*tcpart = BODY;
} else if (strcmp(delim, "cleanup") == 0) {
*tcpart = CLEANUP;
} else {
err = usage_error("Invalid test case part `%s'", delim);
goto out;
}
}
out:
return err;
}
static
atf_error_t
process_params(int argc, char **argv, struct params *p)
{
atf_error_t err;
int ch;
int old_opterr;
err = params_init(p, argv[0]);
if (atf_is_error(err))
goto out;
old_opterr = opterr;
opterr = 0;
while (!atf_is_error(err) &&
(ch = getopt(argc, argv, GETOPT_POSIX ":lr:s:v:")) != -1) {
switch (ch) {
case 'l':
p->m_do_list = true;
break;
case 'r':
err = replace_path_param(&p->m_resfile, optarg);
break;
case 's':
err = replace_path_param(&p->m_srcdir, optarg);
break;
case 'v':
err = parse_vflag(optarg, &p->m_config);
break;
case ':':
err = usage_error("Option -%c requires an argument.", optopt);
break;
case '?':
default:
err = usage_error("Unknown option -%c.", optopt);
}
}
argc -= optind;
argv += optind;
/* Clear getopt state just in case the test wants to use it. */
opterr = old_opterr;
optind = 1;
#if defined(HAVE_OPTRESET)
optreset = 1;
#endif
if (!atf_is_error(err)) {
if (p->m_do_list) {
if (argc > 0)
err = usage_error("Cannot provide test case names with -l");
} else {
if (argc == 0)
err = usage_error("Must provide a test case name");
else if (argc == 1)
err = handle_tcarg(argv[0], &p->m_tcname, &p->m_tcpart);
else if (argc > 1) {
err = usage_error("Cannot provide more than one test case "
"name");
}
}
}
if (atf_is_error(err))
params_fini(p);
out:
return err;
}
static
atf_error_t
srcdir_strip_libtool(atf_fs_path_t *srcdir)
{
atf_error_t err;
atf_fs_path_t parent;
err = atf_fs_path_branch_path(srcdir, &parent);
if (atf_is_error(err))
goto out;
atf_fs_path_fini(srcdir);
*srcdir = parent;
INV(!atf_is_error(err));
out:
return err;
}
static
atf_error_t
handle_srcdir(struct params *p)
{
atf_error_t err;
atf_dynstr_t leafname;
atf_fs_path_t exe, srcdir;
bool b;
err = atf_fs_path_copy(&srcdir, &p->m_srcdir);
if (atf_is_error(err))
goto out;
if (!atf_fs_path_is_absolute(&srcdir)) {
atf_fs_path_t srcdirabs;
err = atf_fs_path_to_absolute(&srcdir, &srcdirabs);
if (atf_is_error(err))
goto out_srcdir;
atf_fs_path_fini(&srcdir);
srcdir = srcdirabs;
}
err = atf_fs_path_leaf_name(&srcdir, &leafname);
if (atf_is_error(err))
goto out_srcdir;
else {
const bool libs = atf_equal_dynstr_cstring(&leafname, ".libs");
atf_dynstr_fini(&leafname);
if (libs) {
err = srcdir_strip_libtool(&srcdir);
if (atf_is_error(err))
goto out;
}
}
err = atf_fs_path_copy(&exe, &srcdir);
if (atf_is_error(err))
goto out_srcdir;
err = atf_fs_path_append_fmt(&exe, "%s", progname);
if (atf_is_error(err))
goto out_exe;
err = atf_fs_exists(&exe, &b);
if (!atf_is_error(err)) {
if (b) {
err = atf_map_insert(&p->m_config, "srcdir",
strdup(atf_fs_path_cstring(&srcdir)), true);
} else {
err = user_error("Cannot find the test program in the source "
"directory `%s'", atf_fs_path_cstring(&srcdir));
}
}
out_exe:
atf_fs_path_fini(&exe);
out_srcdir:
atf_fs_path_fini(&srcdir);
out:
return err;
}
static
atf_error_t
run_tc(const atf_tp_t *tp, struct params *p, int *exitcode)
{
atf_error_t err;
err = atf_no_error();
if (!atf_tp_has_tc(tp, p->m_tcname)) {
err = usage_error("Unknown test case `%s'", p->m_tcname);
goto out;
}
if (!atf_env_has("__RUNNING_INSIDE_ATF_RUN") || strcmp(atf_env_get(
"__RUNNING_INSIDE_ATF_RUN"), "internal-yes-value") != 0)
{
print_warning("Running test cases outside of kyua(1) is unsupported");
print_warning("No isolation nor timeout control is being applied; you "
"may get unexpected failures; see atf-test-case(4)");
}
switch (p->m_tcpart) {
case BODY:
err = atf_tp_run(tp, p->m_tcname, atf_fs_path_cstring(&p->m_resfile));
if (atf_is_error(err)) {
/* TODO: Handle error */
*exitcode = EXIT_FAILURE;
atf_error_free(err);
} else {
*exitcode = EXIT_SUCCESS;
}
break;
case CLEANUP:
err = atf_tp_cleanup(tp, p->m_tcname);
if (atf_is_error(err)) {
/* TODO: Handle error */
*exitcode = EXIT_FAILURE;
atf_error_free(err);
} else {
*exitcode = EXIT_SUCCESS;
}
break;
default:
UNREACHABLE;
}
INV(!atf_is_error(err));
out:
return err;
}
static
atf_error_t
controlled_main(int argc, char **argv,
atf_error_t (*add_tcs_hook)(atf_tp_t *),
int *exitcode)
{
atf_error_t err;
struct params p;
atf_tp_t tp;
char **raw_config;
err = process_params(argc, argv, &p);
if (atf_is_error(err))
goto out;
err = handle_srcdir(&p);
if (atf_is_error(err))
goto out_p;
raw_config = atf_map_to_charpp(&p.m_config);
if (raw_config == NULL) {
err = atf_no_memory_error();
goto out_p;
}
err = atf_tp_init(&tp, (const char* const*)raw_config);
atf_utils_free_charpp(raw_config);
if (atf_is_error(err))
goto out_p;
err = add_tcs_hook(&tp);
if (atf_is_error(err))
goto out_tp;
if (p.m_do_list) {
list_tcs(&tp);
INV(!atf_is_error(err));
*exitcode = EXIT_SUCCESS;
} else {
err = run_tc(&tp, &p, exitcode);
}
out_tp:
atf_tp_fini(&tp);
out_p:
params_fini(&p);
out:
return err;
}
int
atf_tp_main(int argc, char **argv, atf_error_t (*add_tcs_hook)(atf_tp_t *))
{
atf_error_t err;
int exitcode;
progname = strrchr(argv[0], '/');
if (progname == NULL)
progname = argv[0];
else
progname++;
/* Libtool workaround: if running from within the source tree (binaries
* that are not installed yet), skip the "lt-" prefix added to files in
* the ".libs" directory to show the real (not temporary) name. */
if (strncmp(progname, "lt-", 3) == 0)
progname += 3;
exitcode = EXIT_FAILURE; /* Silence GCC warning. */
err = controlled_main(argc, argv, add_tcs_hook, &exitcode);
if (atf_is_error(err)) {
print_error(err);
atf_error_free(err);
exitcode = EXIT_FAILURE;
}
return exitcode;
}