xref: /kernel/liteos_m/testsuites/unittest/fuzz/src/math/round_fuzz.c

/*
 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
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 *    conditions and the following disclaimer.
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 *    of conditions and the following disclaimer in the documentation and/or other materials
 *    provided with the distribution.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#include <math.h>
#include "ohos_types.h"
#include "los_config.h"
#include "Public.h"
#include "PCommon.h"
#include "fuzz_posix.h"

#define CYCLE_TOTAL_TIMES 1000
#define DEFAULT_ROUND_VALUE 0

extern S_ElementInit g_element[ELEMENT_LEN];
extern int g_iteration;

void RoundFuzzTest(void)
{
    double x;

    printf("Fuzz test in line [%d] round start.\n", __LINE__);

    INIT_FuzzEnvironment();
    CreatPrecondForQueue();

    for (int i = 0; i < CYCLE_TOTAL_TIMES; i++) {
        hi_watchdog_feed();
        heartbeatPrint(i);

        x = *(double *)DT_SetGetDouble(&g_element[0], DEFAULT_ROUND_VALUE);
        (void)round(x);
    }

    CleanPrecondForQueue();
    DT_Clear(g_element);
    CLOSE_Log();
    CLEAR_FuzzEnvironment();

    printf("Fuzz test in line [%d] round ok\n", __LINE__);

    return;
}