strerror_test.c revision 137587
1108045Smike/*- 2108045Smike * Copyright (c) 2001 Wes Peters <wes@FreeBSD.org> 3108045Smike * All rights reserved. 4108045Smike * 5108045Smike * Redistribution and use in source and binary forms, with or without 6108045Smike * modification, are permitted provided that the following conditions 7108045Smike * are met: 8108045Smike * 1. Redistributions of source code must retain the above copyright 9108045Smike * notice, this list of conditions and the following disclaimer. 10108045Smike * 2. Redistributions in binary form must reproduce the above copyright 11108045Smike * notice, this list of conditions and the following disclaimer in the 12108045Smike * documentation and/or other materials provided with the distribution. 13108045Smike * 14108045Smike * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15108045Smike * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16108045Smike * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17108045Smike * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18108045Smike * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19108045Smike * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20108045Smike * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21108045Smike * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22108045Smike * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23108045Smike * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24108045Smike * SUCH DAMAGE. 25108045Smike * 26108045Smike * $FreeBSD: head/tools/regression/lib/libc/string/test-strerror.c 137587 2004-11-11 19:47:55Z nik $ 27108045Smike */ 28108045Smike 29108045Smike#include <assert.h> 30108045Smike#include <errno.h> 31108045Smike#include <limits.h> 32108045Smike#include <stdio.h> 33108045Smike#include <stdlib.h> 34108045Smike#include <string.h> 35108045Smike 36108045Smikeint 37108045Smikemain(void) 38108045Smike{ 39108045Smike char buf[64]; 40108045Smike char *sret; 41108045Smike int iret; 42108045Smike 43137587Snik printf("1..2\n"); 44137587Snik 45108045Smike /* 46108045Smike * strerror() failure tests. 47108045Smike */ 48108045Smike errno = 0; 49108045Smike sret = strerror(0); 50108045Smike assert(strcmp(sret, "Unknown error: 0") == 0); 51108045Smike assert(errno == EINVAL); 52108045Smike 53108045Smike errno = 0; 54108045Smike sret = strerror(INT_MAX); 55108045Smike snprintf(buf, sizeof(buf), "Unknown error: %d", INT_MAX); 56108045Smike assert(strcmp(sret, buf) == 0); 57108045Smike assert(errno == EINVAL); 58108045Smike 59108045Smike /* 60108045Smike * strerror() success tests. 61108045Smike */ 62108045Smike errno = 0; 63108045Smike sret = strerror(EPERM); 64108045Smike assert(strcmp(sret, "Operation not permitted") == 0); 65108045Smike assert(errno == 0); 66108045Smike 67108045Smike errno = 0; 68108045Smike sret = strerror(EPFNOSUPPORT); 69108045Smike assert(strcmp(sret, "Protocol family not supported") == 0); 70108045Smike assert(errno == 0); 71108045Smike 72108045Smike errno = 0; 73108045Smike sret = strerror(ELAST); 74108045Smike assert(errno == 0); 75108045Smike 76137587Snik printf("ok 1 - strerror()\n"); 77108045Smike 78108045Smike /* 79108045Smike * strerror_r() failure tests. 80108045Smike */ 81108045Smike memset(buf, '*', sizeof(buf)); 82108045Smike iret = strerror_r(0, buf, sizeof(buf)); 83108045Smike assert(strcmp(buf, "Unknown error: 0") == 0); 84108045Smike assert(iret == EINVAL); 85108045Smike 86108045Smike memset(buf, '*', sizeof(buf)); 87108045Smike /* One byte too short. */ 88108045Smike iret = strerror_r(EPERM, buf, strlen("Operation not permitted")); 89108045Smike assert(strcmp(buf, "Operation not permitte") == 0); 90108045Smike assert(iret == ERANGE); 91108045Smike 92108045Smike memset(buf, '*', sizeof(buf)); 93108045Smike /* One byte too short. */ 94108045Smike iret = strerror_r(-1, buf, strlen("Unknown error: -1")); 95108045Smike assert(strcmp(buf, "Unknown error: -") == 0); 96108045Smike assert(iret == EINVAL); 97108045Smike 98108045Smike memset(buf, '*', sizeof(buf)); 99108045Smike /* Two bytes too short. */ 100108045Smike iret = strerror_r(-2, buf, strlen("Unknown error: -2") - 1); 101108045Smike assert(strcmp(buf, "Unknown error: ") == 0); 102108045Smike assert(iret == EINVAL); 103108045Smike 104108045Smike memset(buf, '*', sizeof(buf)); 105108045Smike /* Three bytes too short. */ 106108045Smike iret = strerror_r(-2, buf, strlen("Unknown error: -2") - 2); 107108045Smike assert(strcmp(buf, "Unknown error:") == 0); 108108045Smike assert(iret == EINVAL); 109108045Smike 110108045Smike memset(buf, '*', sizeof(buf)); 111108045Smike /* One byte too short. */ 112108045Smike iret = strerror_r(12345, buf, strlen("Unknown error: 12345")); 113108045Smike assert(strcmp(buf, "Unknown error: 1234") == 0); 114108045Smike assert(iret == EINVAL); 115108045Smike 116108045Smike /* 117108045Smike * strerror_r() success tests. 118108045Smike */ 119108045Smike memset(buf, '*', sizeof(buf)); 120108045Smike iret = strerror_r(EDEADLK, buf, sizeof(buf)); 121108045Smike assert(strcmp(buf, "Resource deadlock avoided") == 0); 122108045Smike assert(iret == 0); 123108045Smike 124108045Smike memset(buf, '*', sizeof(buf)); 125108045Smike iret = strerror_r(EPROCLIM, buf, sizeof(buf)); 126108045Smike assert(strcmp(buf, "Too many processes") == 0); 127108045Smike assert(iret == 0); 128108045Smike 129137587Snik printf("ok 2 - strerror_r()\n"); 130108045Smike 131108045Smike exit(0); 132108045Smike} 133