1 /*************************************************************************** 2 * _ _ ____ _ 3 * Project ___| | | | _ \| | 4 * / __| | | | |_) | | 5 * | (__| |_| | _ <| |___ 6 * \___|\___/|_| \_\_____| 7 * 8 * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel (at) 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 /* TODO: this should return 5 to be POSIX/snprintf compliant! */ 78 fail_unless(rc == 4, "return code should be 4"); 79 fail_unless(!strcmp(output, "102"), "wrong output"); 80 81 /* padded strings */ 82 rc = curl_msnprintf(output, 16, "%8s%8s", str, str); 83 fail_unless(rc == 16, "return code should be 16"); 84 fail_unless(!strcmp(output, " bug bu"), "wrong output"); 85 86 /* padded numbers */ 87 rc = curl_msnprintf(output, 16, "%8d%8d", 1234, 5678); 88 fail_unless(rc == 16, "return code should be 16"); 89 fail_unless(!strcmp(output, " 1234 567"), "wrong output"); 90 91 UNITTEST_STOP 92
