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https://github.com/apache/nuttx-apps.git
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1e199e4d4f
some test cases have been added that cover the functionality of fs, mutex, pthread, socket, and syscall Signed-off-by: tengshuangshuang <tengshuangshuang@xiaomi.com>
130 lines
4.2 KiB
C
130 lines
4.2 KiB
C
/****************************************************************************
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* apps/testing/testsuites/kernel/syscall/cases/memcmp_test.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.
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*The ASF licenses this file to you under the Apache License, Version 2.0
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*(the "License"); you may not use this file except in compliance with
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*the 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,
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*WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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*implied. See the License for the specific language governing
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*permissions and limitations 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 <syslog.h>
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#include <errno.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.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 "SyscallTest.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define BSIZE 4096
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#define LEN 100
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: TestNuttxSyscallFill
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****************************************************************************/
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static void test_nuttx_syscall_lfill(char *str, int len)
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{
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int i;
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for (i = 0; i < len; i++)
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*str++ = 'a';
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}
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: test_nuttx_syscall_setup
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****************************************************************************/
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static void test_nuttx_syscall_setup(char *buf)
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{
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int i;
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for (i = 0; i < BSIZE; i++)
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buf[i] = 0;
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return;
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}
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: test_nuttx_syscall_verifymemcmp
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****************************************************************************/
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static void test_nuttx_syscall_verifymemcmp(char *p, char *q, int len)
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{
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test_nuttx_syscall_lfill(p, len);
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test_nuttx_syscall_lfill(q, len);
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assert_int_equal(memcmp(p, q, len), 0);
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p[len - 1] = 0;
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assert_true(memcmp(p, q, len) < 0);
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p[len - 1] = 'a';
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p[0] = 0;
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assert_true(memcmp(p, q, len) < 0);
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p[0] = 'a';
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q[len - 1] = 0;
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assert_true(memcmp(p, q, len) > 0);
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q[len - 1] = 'a';
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q[0] = 0;
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assert_true(memcmp(p, q, len) > 0);
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q[0] = 'a';
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assert_int_equal(memcmp(p, q, len), 0);
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}
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/****************************************************************************
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* Pubilc Functions
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****************************************************************************/
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/****************************************************************************
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* Name: test_nuttx_syscall_memcmptest01
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****************************************************************************/
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void test_nuttx_syscall_memcmptest01(FAR void **state)
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{
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char *buf = NULL;
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buf = malloc(BSIZE);
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assert_non_null(buf);
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test_nuttx_syscall_setup(buf);
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test_nuttx_syscall_verifymemcmp(&buf[100], &buf[800], LEN);
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test_nuttx_syscall_verifymemcmp(&buf[800], &buf[100], LEN);
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free(buf);
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}
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