xf.li | 6c8fc1e | 2023-08-12 00:11:09 -0700 | [diff] [blame^] | 1 | /*************************************************************************** |
| 2 | * _ _ ____ _ |
| 3 | * Project ___| | | | _ \| | |
| 4 | * / __| | | | |_) | | |
| 5 | * | (__| |_| | _ <| |___ |
| 6 | * \___|\___/|_| \_\_____| |
| 7 | * |
| 8 | * Copyright (C) 1998 - 2022, 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.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 | * SPDX-License-Identifier: curl |
| 22 | * |
| 23 | ***************************************************************************/ |
| 24 | #include "curlcheck.h" |
| 25 | |
| 26 | #include "curl/mprintf.h" |
| 27 | |
| 28 | static CURLcode unit_setup(void) {return CURLE_OK;} |
| 29 | static void unit_stop(void) {} |
| 30 | |
| 31 | UNITTEST_START |
| 32 | |
| 33 | int rc; |
| 34 | char buf[3] = {'b', 'u', 'g'}; |
| 35 | const char *str = "bug"; |
| 36 | int width = 3; |
| 37 | char output[24]; |
| 38 | |
| 39 | /*#define curl_msnprintf snprintf */ |
| 40 | |
| 41 | /* without a trailing zero */ |
| 42 | rc = curl_msnprintf(output, 4, "%.*s", width, buf); |
| 43 | fail_unless(rc == 3, "return code should be 3"); |
| 44 | fail_unless(!strcmp(output, "bug"), "wrong output"); |
| 45 | |
| 46 | /* with a trailing zero */ |
| 47 | rc = curl_msnprintf(output, 4, "%.*s", width, str); |
| 48 | fail_unless(rc == 3, "return code should be 3"); |
| 49 | fail_unless(!strcmp(output, "bug"), "wrong output"); |
| 50 | |
| 51 | width = 2; |
| 52 | /* one byte less */ |
| 53 | rc = curl_msnprintf(output, 4, "%.*s", width, buf); |
| 54 | fail_unless(rc == 2, "return code should be 2"); |
| 55 | fail_unless(!strcmp(output, "bu"), "wrong output"); |
| 56 | |
| 57 | /* string with larger precision */ |
| 58 | rc = curl_msnprintf(output, 8, "%.8s", str); |
| 59 | fail_unless(rc == 3, "return code should be 3"); |
| 60 | fail_unless(!strcmp(output, "bug"), "wrong output"); |
| 61 | |
| 62 | /* longer string with precision */ |
| 63 | rc = curl_msnprintf(output, 8, "%.3s", "0123456789"); |
| 64 | fail_unless(rc == 3, "return code should be 3"); |
| 65 | fail_unless(!strcmp(output, "012"), "wrong output"); |
| 66 | |
| 67 | /* negative width */ |
| 68 | rc = curl_msnprintf(output, 8, "%-8s", str); |
| 69 | fail_unless(rc == 7, "return code should be 7"); |
| 70 | fail_unless(!strcmp(output, "bug "), "wrong output"); |
| 71 | |
| 72 | /* larger width that string length */ |
| 73 | rc = curl_msnprintf(output, 8, "%8s", str); |
| 74 | fail_unless(rc == 7, "return code should be 7"); |
| 75 | fail_unless(!strcmp(output, " bu"), "wrong output"); |
| 76 | |
| 77 | /* output a number in a limited output */ |
| 78 | rc = curl_msnprintf(output, 4, "%d", 10240); |
| 79 | fail_unless(rc == 3, "return code should be 3"); |
| 80 | fail_unless(!strcmp(output, "102"), "wrong output"); |
| 81 | |
| 82 | /* padded strings */ |
| 83 | rc = curl_msnprintf(output, 16, "%8s%8s", str, str); |
| 84 | fail_unless(rc == 15, "return code should be 15"); |
| 85 | fail_unless(!strcmp(output, " bug bu"), "wrong output"); |
| 86 | |
| 87 | /* padded numbers */ |
| 88 | rc = curl_msnprintf(output, 16, "%8d%8d", 1234, 5678); |
| 89 | fail_unless(rc == 15, "return code should be 15"); |
| 90 | fail_unless(!strcmp(output, " 1234 567"), "wrong output"); |
| 91 | |
| 92 | /* double precision */ |
| 93 | rc = curl_msnprintf(output, 24, "%.*1$.99d", 3, 5678); |
| 94 | fail_unless(rc == 0, "return code should be 0"); |
| 95 | |
| 96 | UNITTEST_STOP |