139 lines
4.0 KiB
C
139 lines
4.0 KiB
C
/****************************************************************************
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* apps/testing/testsuites/kernel/mm/cases/mm_test_007.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdlib.h>
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#include <syslog.h>
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#include <inttypes.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <time.h>
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#include <stdint.h>
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#include <stdarg.h>
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#include <stddef.h>
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#include <setjmp.h>
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#include <cmocka.h>
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#include <malloc.h>
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#include "MmTest.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define MEMORY_LIST_LENGTH 200
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/* Random size range, we will apply the memory size in this range */
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#define MALLOC_MIN_SIZE 32
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#define MALLOC_MAX_SIZE 2048
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: TestNuttxMm07
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****************************************************************************/
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void test_nuttx_mm07(FAR void **state)
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{
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char *mem_list[MEMORY_LIST_LENGTH];
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char *tmp_str = NULL;
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int malloc_size;
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int index = 0;
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int total_size = 0;
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int flag = 0;
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struct mallinfo test_befor_info;
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struct mallinfo test_during_info;
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struct mallinfo test_after_info;
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for (int i = 0; i < MEMORY_LIST_LENGTH; i++)
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{
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mem_list[i] = NULL;
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}
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test_befor_info = mallinfo();
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/* get a random size */
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malloc_size = mmtest_get_rand_size(MALLOC_MIN_SIZE, MALLOC_MAX_SIZE);
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for (int k = 0; k < MEMORY_LIST_LENGTH; k++)
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{
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if (malloc_size > 0)
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{
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tmp_str = (char *)malloc(malloc_size * sizeof(char));
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}
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else
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{
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malloc_size = 512;
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tmp_str = (char *)malloc(malloc_size * sizeof(char));
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}
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mem_list[k] = tmp_str;
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if (tmp_str != NULL)
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{
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memset(tmp_str, 0x67, malloc_size);
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total_size = total_size + malloc_size;
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for (int j = 0; j < malloc_size; j++)
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{
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if (*tmp_str++ != 0x67)
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{
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syslog(LOG_ERR, "check error !\n");
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flag = 1;
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}
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}
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}
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}
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test_during_info = mallinfo();
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/* Random memory release */
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for (int n = 0; n < MEMORY_LIST_LENGTH; n++)
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{
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srand(n);
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index = rand() % 2;
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if (index == 0 && mem_list[n] != NULL)
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{
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free(mem_list[n]);
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mem_list[n] = NULL;
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}
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}
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for (int l = 0; l < MEMORY_LIST_LENGTH; l++)
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{
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if (mem_list[l] != NULL)
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free(mem_list[l]);
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}
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test_after_info = mallinfo();
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assert_int_in_range(test_befor_info.fordblks,
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test_during_info.fordblks, test_befor_info.arena);
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assert_int_in_range(test_after_info.fordblks,
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test_during_info.fordblks, test_befor_info.arena);
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assert_int_equal(flag, 0);
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}
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