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4602 | decky | 1 | /* |
2 | * Copyright (c) 2005 Josef Cejka |
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3 | * All rights reserved. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * |
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9 | * - Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * - Redistributions in binary form must reproduce the above copyright |
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12 | * notice, this list of conditions and the following disclaimer in the |
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13 | * documentation and/or other materials provided with the distribution. |
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14 | * - The name of the author may not be used to endorse or promote products |
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15 | * derived from this software without specific prior written permission. |
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16 | * |
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |||
29 | #include <stdio.h> |
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30 | #include <unistd.h> |
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31 | #include <macros.h> |
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32 | #include "../tester.h" |
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33 | |||
34 | #define BUFFER_SIZE 32 |
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35 | |||
36 | char *test_print3(void) |
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37 | { |
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38 | char buffer[BUFFER_SIZE]; |
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39 | int retval; |
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40 | |||
41 | TPRINTF("Testing snprintf(buffer, " STRING(BUFFER_SIZE) ", \"Short text without parameters.\"):\n"); |
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42 | TPRINTF("Expected result: retval=30 buffer=\"Short text without parameters.\"\n"); |
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43 | retval = snprintf(buffer, BUFFER_SIZE, "Short text without parameters."); |
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44 | TPRINTF("Real result: retval=%d buffer=\"%s\"\n\n", retval, buffer); |
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45 | |||
46 | TPRINTF("Testing snprintf(buffer, " STRING(BUFFER_SIZE) ", \"Very very very long text without parameters.\"):\n"); |
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47 | TPRINTF("Expected result: retval=44 buffer=\"Very very very long text withou\"\n"); |
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48 | retval = snprintf(buffer, BUFFER_SIZE, "Very very very long text without parameters."); |
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49 | TPRINTF("Real result: retval=%d buffer=\"%s\"\n\n", retval, buffer); |
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50 | |||
51 | TPRINTF("Testing snprintf(buffer, " STRING(BUFFER_SIZE) ", \"Short %%s.\", \"text\"):\n"); |
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52 | TPRINTF("Expected result: retval=11 buffer=\"Short text.\"\n"); |
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53 | retval = snprintf(buffer, BUFFER_SIZE, "Short %s.", "text"); |
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54 | TPRINTF("Real result: retval=%d buffer=\"%s\"\n\n", retval, buffer); |
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55 | |||
56 | TPRINTF("Testing snprintf(buffer, " STRING(BUFFER_SIZE) ", \"Very long %%s. This text's length is more than %%d. We are interested in the result.\", \"text\", " STRING(BUFFER_SIZE) "):\n"); |
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57 | TPRINTF("Expected result: retval=84 buffer=\"Very long text. This text's len\"\n"); |
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58 | retval = snprintf(buffer, BUFFER_SIZE, "Very long %s. This text's length is more than %d. We are interested in the result.", "text", BUFFER_SIZE); |
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59 | TPRINTF("Real result: retval=%d buffer=\"%s\"\n\n", retval, buffer); |
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60 | |||
61 | return NULL; |
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62 | } |