curl/tests/unit/unit1398.c

91 строка
3.1 KiB
C

/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at https://curl.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
#include "curlcheck.h"
#include "curl/mprintf.h"
static CURLcode unit_setup(void) {return CURLE_OK;}
static void unit_stop(void) {}
UNITTEST_START
int rc;
char buf[3] = {'b', 'u', 'g'};
const char *str = "bug";
int width = 3;
char output[24];
/*#define curl_msnprintf snprintf */
/* without a trailing zero */
rc = curl_msnprintf(output, 4, "%.*s", width, buf);
fail_unless(rc == 3, "return code should be 3");
fail_unless(!strcmp(output, "bug"), "wrong output");
/* with a trailing zero */
rc = curl_msnprintf(output, 4, "%.*s", width, str);
fail_unless(rc == 3, "return code should be 3");
fail_unless(!strcmp(output, "bug"), "wrong output");
width = 2;
/* one byte less */
rc = curl_msnprintf(output, 4, "%.*s", width, buf);
fail_unless(rc == 2, "return code should be 2");
fail_unless(!strcmp(output, "bu"), "wrong output");
/* string with larger precision */
rc = curl_msnprintf(output, 8, "%.8s", str);
fail_unless(rc == 3, "return code should be 3");
fail_unless(!strcmp(output, "bug"), "wrong output");
/* longer string with precision */
rc = curl_msnprintf(output, 8, "%.3s", "0123456789");
fail_unless(rc == 3, "return code should be 3");
fail_unless(!strcmp(output, "012"), "wrong output");
/* negative width */
rc = curl_msnprintf(output, 8, "%-8s", str);
fail_unless(rc == 7, "return code should be 7");
fail_unless(!strcmp(output, "bug "), "wrong output");
/* larger width that string length */
rc = curl_msnprintf(output, 8, "%8s", str);
fail_unless(rc == 7, "return code should be 7");
fail_unless(!strcmp(output, " bu"), "wrong output");
/* output a number in a limited output */
rc = curl_msnprintf(output, 4, "%d", 10240);
fail_unless(rc == 3, "return code should be 3");
fail_unless(!strcmp(output, "102"), "wrong output");
/* padded strings */
rc = curl_msnprintf(output, 16, "%8s%8s", str, str);
fail_unless(rc == 15, "return code should be 15");
fail_unless(!strcmp(output, " bug bu"), "wrong output");
/* padded numbers */
rc = curl_msnprintf(output, 16, "%8d%8d", 1234, 5678);
fail_unless(rc == 15, "return code should be 15");
fail_unless(!strcmp(output, " 1234 567"), "wrong output");
UNITTEST_STOP