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/*
* Copyright © 2015 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
*/
#include <errno.h>
#include <float.h>
#include <limits.h>
#include <math.h>
#include <signal.h>
#include <stdint.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
#include "igt_core.h"
#include "drmtest.h"
#include "igt_tests_common.h"
void (*test_to_run)(void) = NULL;
/*
* A really tedious way of making sure we execute every negative test, and that
* they all really fail.
*/
#define CHECK_NEG(x) { \
igt_subtest_f("XFAIL_simple_%d", __LINE__) { \
(*exec_before)++; \
x; \
raise(SIGBUS); \
} \
exec_total++; \
}
__noreturn static void fake_test(void)
{
char test[] = "test";
char *argv_run[] = { test };
int argc = ARRAY_SIZE(argv_run);
igt_simple_init(argc, argv_run);
test_to_run();
igt_exit();
}
static void test_cmpint_negative(void)
{
int *exec_before = calloc(1, sizeof(int));
int exec_total = 0;
CHECK_NEG(igt_assert_eq(INT_MIN, INT_MAX));
CHECK_NEG(igt_assert_eq_u32(0xfffffffeUL, 0xffffffffUL));
CHECK_NEG(igt_assert_eq_u64(0xfffeffffffffffffULL, 0xffffffffffffffffULL));
CHECK_NEG(igt_assert_eq_u64(0xfffffffeffffffffULL, 0xffffffffffffffffULL));
CHECK_NEG(igt_assert_eq_u64(0xfffffffffffeffffULL, 0xffffffffffffffffULL));
CHECK_NEG(igt_assert_eq_double(0.0, DBL_MAX));
CHECK_NEG(igt_assert_eq_double(DBL_MAX, nexttoward(DBL_MAX, 0.0)));
if (*exec_before != exec_total)
raise(SIGSEGV);
}
static void test_cmpint(void)
{
igt_assert_eq(0, 0);
igt_assert_eq(INT_MAX, INT_MAX);
igt_assert_eq(INT_MAX, INT_MAX);
igt_assert_neq(INT_MIN, INT_MAX);
igt_assert_eq_u32(0, 0);
igt_assert_eq_u32(0xffffffffUL, 0xffffffffUL);
igt_assert_neq_u32(0xfffffffeUL, 0xffffffffUL);
igt_assert_eq_u64(0, 0);
igt_assert_eq_u64(0xffffffffffffffffULL, 0xffffffffffffffffULL);
igt_assert_neq_u64(0xfffffffffffffffeULL, 0xffffffffffffffffULL);
igt_assert_eq_double(0.0, 0.0);
igt_assert_eq_double(DBL_MAX, DBL_MAX);
igt_assert_neq_double(0.0, DBL_MAX);
}
static void test_fd_negative(void)
{
int *exec_before = calloc(1, sizeof(int));
int exec_total = 0;
CHECK_NEG(igt_assert_fd(-1));
CHECK_NEG(igt_assert_fd(INT_MIN));
if (*exec_before != exec_total)
raise(SIGSEGV);
}
static void test_fd(void)
{
igt_assert_fd(0);
igt_assert_fd(1);
igt_assert_fd(INT_MAX);
}
igt_main
{
int ret;
igt_subtest("igt_cmpint")
test_cmpint();
/*
* The awkward subtest dance here is because we really want to use
* subtests in our negative tests, to ensure we actually execute all
* the subtests. But we can't begin a subtest within a subtest, and
* we inherit the state from the parent, so ...
*/
test_to_run = test_cmpint_negative;
ret = do_fork(fake_test);
igt_subtest("igt_cmpint_negative")
internal_assert_wexited(ret, IGT_EXIT_FAILURE);
igt_subtest("igt_assert_fd")
test_fd();
test_to_run = test_fd_negative;
ret = do_fork(fake_test);
igt_subtest("igt_assert_fd_negative")
internal_assert_wexited(ret, IGT_EXIT_FAILURE);
}
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