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curl

    1: /***************************************************************************
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    3:  *  Project                     ___| | | |  _ \| |
    4:  *                             / __| | | | |_) | |
    5:  *                            | (__| |_| |  _ <| |___
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    7:  *
    8:  * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
    9:  *
   10:  * This software is licensed as described in the file COPYING, which
   11:  * you should have received as part of this distribution. The terms
   12:  * are also available at https://curl.haxx.se/docs/copyright.html.
   13:  *
   14:  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
   15:  * copies of the Software, and permit persons to whom the Software is
   16:  * furnished to do so, under the terms of the COPYING file.
   17:  *
   18:  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
   19:  * KIND, either express or implied.
   20:  *
   21:  ***************************************************************************/
   22: #include "curlcheck.h"
   23: 
   24: #include "curl/mprintf.h"
   25: 
   26: static CURLcode unit_setup(void) {return CURLE_OK;}
   27: static void unit_stop(void) {}
   28: 
   29: UNITTEST_START
   30: 
   31: int rc;
   32: char buf[3] = {'b', 'u', 'g'};
   33: const char *str = "bug";
   34: int width = 3;
   35: char output[24];
   36: 
   37: /*#define curl_msnprintf snprintf */
   38: 
   39: /* without a trailing zero */
   40: rc = curl_msnprintf(output, 4, "%.*s", width, buf);
   41: fail_unless(rc == 3, "return code should be 3");
   42: fail_unless(!strcmp(output, "bug"), "wrong output");
   43: 
   44: /* with a trailing zero */
   45: rc = curl_msnprintf(output, 4, "%.*s", width, str);
   46: fail_unless(rc == 3, "return code should be 3");
   47: fail_unless(!strcmp(output, "bug"), "wrong output");
   48: 
   49: width = 2;
   50: /* one byte less */
   51: rc = curl_msnprintf(output, 4, "%.*s", width, buf);
   52: fail_unless(rc == 2, "return code should be 2");
   53: fail_unless(!strcmp(output, "bu"), "wrong output");
   54: 
   55: /* string with larger precision */
   56: rc = curl_msnprintf(output, 8, "%.8s", str);
   57: fail_unless(rc == 3, "return code should be 3");
   58: fail_unless(!strcmp(output, "bug"), "wrong output");
   59: 
   60: /* longer string with precision */
   61: rc = curl_msnprintf(output, 8, "%.3s", "0123456789");
   62: fail_unless(rc == 3, "return code should be 3");
   63: fail_unless(!strcmp(output, "012"), "wrong output");
   64: 
   65: /* negative width */
   66: rc = curl_msnprintf(output, 8, "%-8s", str);
   67: fail_unless(rc == 8, "return code should be 8");
   68: fail_unless(!strcmp(output, "bug    "), "wrong output");
   69: 
   70: /* larger width that string length */
   71: rc = curl_msnprintf(output, 8, "%8s", str);
   72: fail_unless(rc == 8, "return code should be 8");
   73: fail_unless(!strcmp(output, "     bu"), "wrong output");
   74: 
   75: /* output a number in a limited output */
   76: rc = curl_msnprintf(output, 4, "%d", 10240);
   77: fail_unless(rc == 4, "return code should be 4");
   78: fail_unless(!strcmp(output, "102"), "wrong output");
   79: 
   80: /* padded strings */
   81: rc = curl_msnprintf(output, 16, "%8s%8s", str, str);
   82: fail_unless(rc == 16, "return code should be 16");
   83: fail_unless(!strcmp(output, "     bug     bu"), "wrong output");
   84: 
   85: /* padded numbers */
   86: rc = curl_msnprintf(output, 16, "%8d%8d", 1234, 5678);
   87: fail_unless(rc == 16, "return code should be 16");
   88: fail_unless(!strcmp(output, "    1234    567"), "wrong output");
   89: 
   90: UNITTEST_STOP