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/* Test support_record_failure state sharing.
Copyright (C) 2016-2025 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <support/check.h>
#include <support/support.h>
#include <support/test-driver.h>
#include <support/xunistd.h>
#include <getopt.h>
#include <stdbool.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
static int exit_status_with_failure = -1;
static bool test_verify;
static bool test_verify_exit;
enum
{
OPT_STATUS = 10001,
OPT_TEST_VERIFY,
OPT_TEST_VERIFY_EXIT,
};
#define CMDLINE_OPTIONS \
{ "status", required_argument, NULL, OPT_STATUS }, \
{ "test-verify", no_argument, NULL, OPT_TEST_VERIFY }, \
{ "test-verify-exit", no_argument, NULL, OPT_TEST_VERIFY_EXIT },
static void
cmdline_process (int c)
{
switch (c)
{
case OPT_STATUS:
exit_status_with_failure = atoi (optarg);
break;
case OPT_TEST_VERIFY:
test_verify = true;
break;
case OPT_TEST_VERIFY_EXIT:
test_verify_exit = true;
break;
}
}
#define CMDLINE_PROCESS cmdline_process
static void
check_failure_reporting (int phase, int zero, int unsupported)
{
int status = support_report_failure (0);
if (status != zero)
{
printf ("real-error (phase %d): support_report_failure (0) == %d\n",
phase, status);
exit (1);
}
status = support_report_failure (1);
if (status != 1)
{
printf ("real-error (phase %d): support_report_failure (1) == %d\n",
phase, status);
exit (1);
}
status = support_report_failure (2);
if (status != 2)
{
printf ("real-error (phase %d): support_report_failure (2) == %d\n",
phase, status);
exit (1);
}
status = support_report_failure (EXIT_UNSUPPORTED);
if (status != unsupported)
{
printf ("real-error (phase %d): "
"support_report_failure (EXIT_UNSUPPORTED) == %d\n",
phase, status);
exit (1);
}
}
static int
do_test (void)
{
if (exit_status_with_failure >= 0)
{
/* External invocation with requested error status. Used by
tst-support_report_failure-2.sh. */
support_record_failure ();
return exit_status_with_failure;
}
TEST_VERIFY (true);
TEST_VERIFY_EXIT (true);
if (test_verify)
{
TEST_VERIFY (false);
if (test_verbose)
printf ("info: execution passed failed TEST_VERIFY\n");
return 2; /* Expected exit status. */
}
if (test_verify_exit)
{
TEST_VERIFY_EXIT (false);
return 3; /* Not reached. Expected exit status is 1. */
}
printf ("info: This test tests the test framework.\n"
"info: It reports some expected errors on stdout.\n");
/* Check that the status is passed through unchanged. */
check_failure_reporting (1, 0, EXIT_UNSUPPORTED);
/* Check state propagation from a subprocess. */
pid_t pid = xfork ();
if (pid == 0)
{
support_record_failure ();
_exit (0);
}
int status;
xwaitpid (pid, &status, 0);
if (status != 0)
{
printf ("real-error: incorrect status from subprocess: %d\n", status);
return 1;
}
check_failure_reporting (2, 1, 1);
/* Also test directly in the parent process. */
support_record_failure_reset ();
check_failure_reporting (3, 0, EXIT_UNSUPPORTED);
support_record_failure ();
check_failure_reporting (4, 1, 1);
/* We need to mask the failure above. */
support_record_failure_reset ();
return 0;
}
#include <support/test-driver.c>
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